Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
573
FNUS55 KRIW 031913
FWFRIW
Fire Weather Planning Forecast for Western and Central Wyoming
National Weather Service Riverton WY
113 PM MDT Fri Oct 3 2025
.DISCUSSION...
...Yellowstone NP and Teton dispatch areas (includes fire weather
zones 140...414...415...and 416)...
A cold front tonight trends high temperatures 15 to 20 degrees
colder Saturday, with minimum RHs trending up to 30 percent higher.
Rain shower chances will continue this evening and overnight. High
elevation snow (snow levels 10,000 feet) chances start early
Saturday morning with a surge of better moisture and precipitation
chances. Snow levels drop to around 8000 feet Saturday evening, with
continued valley rain/mountain snow chances (60% to 100%) all day
Saturday and into Sunday.
...Cody dispatch area (includes fire weather zones 275...276...
282...283...285...286...287...288...and 289)...
A cold front tonight trends high temperatures 15 to 25 degrees
colder Saturday, with minimum RHs trending 30 to 50 percent higher.
Rain chances continue this evening, with additional moisture keeping
chances going overnight, mainly across northern and mountain zones.
Chances increase across the entire area Saturday morning, with 40 to
90 percent chances Saturday afternoon. Snow levels will be around
10,000 feet Saturday morning, decreasing to about 7800 to 9500 feet
by about 1800L Saturday evening; the lower of the levels over
northern zones. Low elevation rain/mountain snow chances continue
through Sunday. Gusty north winds up to 45 mph in the Bighorn Basin
Saturday afternoon.
...Casper dispatch area (includes fire weather zones 277...278...
279...280...281...285...289...and 300)...
A cold front tonight trends high temperatures 15 to 20 degrees
colder Saturday, with minimum RHs trending 30 to 45 percent higher.
Rain chances continue this evening and overnight for western zones
(mainly for 277 and 278); more widespread chances (15% to 40%) start
early Saturday morning. By Saturday afternoon, widespread 35 to 90
percent chances occur. Snow levels will be around 11,000 feet
Saturday morning, decreasing to about 9500 feet by about 1800L
Saturday evening. Low elevation rain/mountain snow chances continue
through Sunday. Gusty southwest winds up to 35 mph for the
usual Wind Corridor Saturday afternoon.
...Thunderstorms imply strong gusty and erratic winds...
WYZ280-042115-
Natrona County/Casper BLM-
Including the cities of Casper and Midwest
113 PM MDT Fri Oct 3 2025
.THIS AFTERNOON...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....78-83.
24 hr trend......4 degrees warmer.
Min humidity........12-18 percent.
24 hr trend......5 percent drier.
20-foot winds.......Southwest winds around 20 mph with gusts to
around 40 mph.
Ridge top winds.....Southwest around 25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 30 mph.
Mixing Height.......10000-10600 ft agl.
Smoke dispersal.....Excellent.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated showers after midnight.
Scattered showers and isolated thunderstorms
early in the morning. Some thunderstorms may
produce gusty winds early in the morning.
Chance of precipitation 40 percent.
Chance of thunder...10 percent.
Min temperature.....49-54.
24 hr trend......3 degrees cooler.
Max humidity........65-71 percent.
24 hr trend......13 percent wetter.
Humidity recovery...Good.
20-foot winds.......Southwest winds 10 to 15 mph. Gusts up to 35
mph until 2400, then 25 mph.
Ridge top winds.....Southwest 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......1200-3200 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Poor to fair.
.SATURDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Scattered showers and isolated thunderstorms in
the morning, then numerous showers and
scattered thunderstorms in the afternoon. Some
thunderstorms may produce gusty winds until
late afternoon. Some thunderstorms may produce
gusty winds late in the afternoon. Chance of
precipitation 70 percent.
Chance of thunder...30 percent.
Max temperature.....62-67.
24 hr trend......16 degrees cooler.
Min humidity........52-58 percent.
24 hr trend......37 percent wetter.
20-foot winds.......Northeast winds around 10 mph until 1200, then
east until 1500, then southwest. Gusts up to 30
mph.
Ridge top winds.....Northeast around 15 mph until 1200, then south.
Chc of wetting rain.10 percent until 1200, then 60 percent.
Transport winds.....South 15 to 20 mph.
Mixing Height.......400-2400 ft agl until 1200, then 2600-4200 ft
agl.
Smoke dispersal.....Poor to fair.
.SATURDAY NIGHT...
Sky/weather.........Mostly cloudy. Isolated thunderstorms in the
evening. Showers through the night. Some
thunderstorms may produce gusty winds in the
evening. Chance of precipitation near 100
percent.
Chance of thunder...20 percent.
Min temperature.....36-41.
24 hr trend......11 degrees cooler.
Max humidity........87-93 percent.
24 hr trend......20 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Northwest winds 15 to 20 mph with gusts to
around 30 mph.
Ridge top winds.....Northwest around 20 mph.
Chc of wetting rain.72 percent.
Transport winds.....Northwest around 20 mph.
Mixing Height.......1400-2800 ft agl.
Smoke dispersal.....Poor to fair.
.SUNDAY...
Sky/weather.........Cloudy. Showers in the morning, then showers
likely in the afternoon. Slight chance of
thunderstorms late in the afternoon. Chance of
precipitation 90 percent.
Chance of thunder...10 percent.
Max temperature.....45-50.
24 hr trend......19 degrees cooler.
Min humidity........74-80 percent.
24 hr trend......23 percent wetter.
20-foot winds.......Northwest winds around 10 mph until 1200, then
northeast. Gusts up to 25 mph.
Ridge top winds.....Northwest around 15 mph until 1200, then
northeast.
Chc of wetting rain.65 percent until 1200, then 40 percent.
Transport winds.....North around 15 mph.
Mixing Height.......1800-3600 ft agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Cloudy. Chance of showers in the evening, then
chance of showers and snow showers after midnight. Lows in the
mid 30s. Northeast winds around 10 mph.
.MONDAY...Partly cloudy. Slight chance of showers. Lows in the
lower 30s. Highs in the lower 50s. Winds generally less than
10 mph.
.TUESDAY...Mostly clear. Lows in the upper 30s. Highs around 60.
Winds generally less than 10 mph.
.WEDNESDAY...Mostly clear. Lows around 40. Highs in the upper
60s. Southwest winds around 10 mph.
.THURSDAY THROUGH FRIDAY...Mostly clear. Lows around 40. Highs in
the upper 60s.
$$
WYZ283-042115-
Upper Wind River Basin/Wind River Basin-
Including the cities of Crowheart, Lander, Riverton, and Shoshoni
113 PM MDT Fri Oct 3 2025
.THIS AFTERNOON...
Sky/weather.........Mostly sunny. Isolated thunderstorms. Some
thunderstorms may be severe. Chance of
thunderstorms 20 percent.
Chance of thunder...0 percent.
Max temperature.....73-78.
24 hr trend......1 degree warmer.
Min humidity........20-26 percent.
24 hr trend......1 percent drier.
20-foot winds.......Southwest winds around 20 mph with gusts to
around 35 mph.
Ridge top winds.....Southwest around 25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 30 mph.
Mixing Height.......9600-11200 ft agl.
Smoke dispersal.....Excellent.
.TONIGHT...
Sky/weather.........Partly cloudy. Scattered showers in the
evening. Isolated thunderstorms through the
night. Isolated showers after midnight. Some
thunderstorms may be severe with gusty winds
early in the evening. Some thunderstorms may
produce gusty winds in the late evening and
overnight. Chance of precipitation 50 percent.
Chance of thunder...20 percent.
Min temperature.....43-48.
24 hr trend......2 degrees cooler.
Max humidity........80-86 percent.
24 hr trend......19 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Southwest winds 10 to 15 mph until 0300, then
northeast. Gusts up to 30 mph.
Ridge top winds.....Southwest around 15 mph until 2400, then north.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing Height.......1600-3600 ft agl until 2400, then 600-800 ft
agl.
Smoke dispersal.....Poor to fair.
.SATURDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Scattered showers and isolated thunderstorms in
the morning, then numerous showers and
scattered thunderstorms in the afternoon. Some
thunderstorms may produce gusty winds in the
morning. Some thunderstorms may produce gusty
winds in the afternoon. Chance of precipitation
70 percent.
Chance of thunder...30 percent.
Max temperature.....57-62.
24 hr trend......16 degrees cooler.
Min humidity........63-69 percent.
24 hr trend......37 percent wetter.
20-foot winds.......Northeast winds around 10 mph until 0900, then
east until 1500, then north. Gusts up to 30
mph.
Ridge top winds.....East 15 to 20 mph.
Chc of wetting rain.10 percent until 1200, then 60 percent.
Transport winds.....Southeast 15 to 20 mph.
Mixing Height.......800-2800 ft agl until 1200, then 2800-4600 ft
agl.
Smoke dispersal.....Poor to fair.
.SATURDAY NIGHT...
Sky/weather.........Mostly cloudy. Isolated thunderstorms early in
the evening. Showers through the night. Some
thunderstorms may produce gusty winds early in
the evening. Chance of precipitation near 100
percent.
Chance of thunder...10 percent.
Min temperature.....34-39.
24 hr trend......9 degrees cooler.
Max humidity........87-93 percent.
24 hr trend......13 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......North winds around 15 mph with gusts to around
30 mph.
Ridge top winds.....North around 20 mph.
Chc of wetting rain.90 percent until 2400, then 40 percent.
Transport winds.....North around 20 mph.
Mixing Height.......1600-2600 ft agl.
Smoke dispersal.....Poor to fair.
.SUNDAY...
Sky/weather.........Cloudy. Showers in the morning, then showers
likely and slight chance of thunderstorms in
the afternoon. Chance of precipitation 80
percent.
Chance of thunder...10 percent.
Max temperature.....42-47.
24 hr trend......17 degrees cooler.
Min humidity........76-82 percent.
24 hr trend......20 percent wetter.
20-foot winds.......Northeast winds around 10 mph with higher
gusts.
Ridge top winds.....Northeast around 15 mph.
Chc of wetting rain.60 percent until 1200, then 45 percent.
Transport winds.....Northeast around 15 mph.
Mixing Height.......1800-3800 ft agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Cloudy. Chance of showers in the evening, then
chance of showers and snow showers after midnight. Lows in the
mid 30s. Northeast winds around 10 mph.
.MONDAY...Partly cloudy. Lows in the lower 30s. Highs around 50.
Winds generally less than 10 mph.
.TUESDAY...Clear. Lows in the mid 30s. Highs in the upper 50s.
Winds generally less than 10 mph.
.WEDNESDAY...Mostly clear. Lows in the upper 30s. Highs in the
mid 60s. Southwest winds around 10 mph.
.THURSDAY THROUGH FRIDAY...Mostly clear. Lows in the upper 30s.
Highs in the mid 60s.
$$
WYZ285-042115-
South Bighorn Mountains-
113 PM MDT Fri Oct 3 2025
...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM SATURDAY TO 6 PM
MDT SUNDAY...
.THIS AFTERNOON...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....70-75.
24 hr trend......2 degrees warmer.
Min humidity........18-24 percent.
24 hr trend......1 percent drier.
20-foot winds.......Southwest winds around 20 mph with gusts to
around 35 mph.
Ridge top winds.....Southwest around 25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 30 mph.
Mixing Height.......8800-9800 ft agl.
Smoke dispersal.....Excellent.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated thunderstorms after
midnight. Isolated showers after midnight, then
scattered showers early in the morning. Some
thunderstorms may produce gusty winds after
midnight. Chance of precipitation 40 percent.
Chance of thunder...10 percent.
Min temperature.....44-49.
24 hr trend......6 degrees cooler.
Max humidity........66-72 percent.
24 hr trend......25 percent wetter.
Humidity recovery...Good.
20-foot winds.......South winds 10 to 15 mph with gusts to around
30 mph.
Ridge top winds.....Southwest 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......1200-3200 ft agl until 2400, then 200-600 ft
agl.
Smoke dispersal.....Poor.
.SATURDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Scattered showers and isolated thunderstorms in
the morning, then showers and scattered
thunderstorms in the afternoon. Some
thunderstorms may produce gusty winds in the
late morning and early afternoon. Some
thunderstorms may produce gusty winds late in
the afternoon. Chance of precipitation 90
percent.
Chance of thunder...30 percent.
Max temperature.....54-59.
24 hr trend......17 degrees cooler.
Min humidity........59-65 percent.
24 hr trend......41 percent wetter.
20-foot winds.......East winds 10 to 15 mph until 1500, then
southeast. Gusts up to 25 mph.
Ridge top winds.....East 15 to 20 mph.
Chc of wetting rain.10 percent until 1200, then 70 percent.
Transport winds.....South 15 to 20 mph.
Mixing Height.......800-2800 ft agl.
Smoke dispersal.....Poor to fair.
.SATURDAY NIGHT...
Sky/weather.........Mostly cloudy. Scattered thunderstorms in the
evening. Showers and snow showers through the
night. Snow accumulation up to 1 inch. Some
thunderstorms may produce gusty winds early in
the evening. Some thunderstorms may produce
gusty winds late in the evening. Chance of
precipitation near 100 percent.
Chance of thunder...30 percent.
Min temperature.....33-38.
24 hr trend......12 degrees cooler.
Max humidity........85-91 percent.
24 hr trend......21 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Northwest winds 15 to 20 mph with gusts to
around 30 mph.
Ridge top winds.....Northwest around 20 mph.
Chc of wetting rain.95 percent until 2400, then 85 percent.
Transport winds.....Northwest 20 to 25 mph.
Mixing Height.......600-1600 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Cloudy. Showers in the morning. Snow showers
through the day. Showers likely and slight
chance of thunderstorms in the afternoon. Snow
accumulation up to 4 inches. Chance of
precipitation 90 percent.
Chance of thunder...10 percent.
Max temperature.....37-42.
24 hr trend......18 degrees cooler.
Min humidity........78-84 percent.
24 hr trend......22 percent wetter.
20-foot winds.......Northwest winds around 10 mph with gusts to
around 25 mph until 1200, then northeast and
gusty.
Ridge top winds.....Northwest around 15 mph until 1200, then
northeast.
Chc of wetting rain.85 percent until 1200, then 75 percent.
Transport winds.....Northwest around 15 mph until 1200, then
northeast.
Mixing Height.......1000-2400 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Cloudy. Snow showers and showers likely in the
evening, then snow showers likely and chance of showers after
midnight. Lows in the lower 30s. Northeast winds around 10 mph.
.MONDAY...Mostly clear. Slight chance of showers and snow
showers. Lows in the lower 30s. Highs in the mid 40s. Winds
generally less than 10 mph.
.TUESDAY...Clear. Lows in the upper 30s. Highs in the lower 50s.
South winds around 10 mph.
.WEDNESDAY...Mostly clear. Lows in the lower 40s. Highs in the
upper 50s. Southwest winds around 10 mph.
.THURSDAY THROUGH FRIDAY...Mostly clear. Lows in the lower 40s.
Highs around 60.
$$
WYZ281-042115-
Johnson County/Casper BLM-
Including the cities of Buffalo and Kaycee
113 PM MDT Fri Oct 3 2025
.THIS AFTERNOON...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Max temperature.....79-84.
24 hr trend......3 degrees warmer.
Min humidity........15-21 percent.
24 hr trend......1 percent wetter.
20-foot winds.......Southwest winds around 20 mph with gusts to
around 30 mph.
Ridge top winds.....Southwest around 25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 25 mph.
Mixing Height.......10000-11000 ft agl.
Smoke dispersal.....Excellent.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated showers early in the
morning. Chance of showers 20 percent.
Chance of thunder...0 percent.
Min temperature.....45-50.
24 hr trend......4 degrees cooler.
Max humidity........69-75 percent.
24 hr trend......15 percent wetter.
Humidity recovery...Good.
20-foot winds.......Southwest winds 10 to 15 mph until 2400, then
northwest. Gusts up to 25 mph.
Ridge top winds.....Southwest around 15 mph until 2400, then
northwest.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph until 2400, then
northwest.
Mixing Height.......800-2800 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Poor.
.SATURDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Scattered showers in the morning. Isolated
thunderstorms through the day. Showers in the
afternoon. Some thunderstorms may produce gusty
winds in the late morning and afternoon. Chance
of precipitation 90 percent.
Chance of thunder...20 percent.
Max temperature.....57-62.
24 hr trend......21 degrees cooler.
Min humidity........59-65 percent.
24 hr trend......43 percent wetter.
20-foot winds.......North winds 10 to 15 mph with gusts to around
25 mph.
Ridge top winds.....North around 15 mph.
Chc of wetting rain.5 percent until 1200, then 55 percent.
Transport winds.....North around 15 mph.
Mixing Height.......1000-3000 ft agl.
Smoke dispersal.....Poor to fair.
.SATURDAY NIGHT...
Sky/weather.........Cloudy. Scattered thunderstorms early in the
evening. Showers through the night. Isolated
thunderstorms late in the evening. Some
thunderstorms may produce gusty winds early in
the evening. Some thunderstorms may produce
gusty winds late in the evening. Chance of
precipitation near 100 percent.
Chance of thunder...30 percent.
Min temperature.....35-40.
24 hr trend......9 degrees cooler.
Max humidity........86-92 percent.
24 hr trend......19 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......North winds 15 to 20 mph with gusts to around
40 mph.
Ridge top winds.....North around 25 mph.
Chc of wetting rain.92 percent.
Transport winds.....North around 25 mph.
Mixing Height.......1200-2200 ft agl.
Smoke dispersal.....Poor to fair.
.SUNDAY...
Sky/weather.........Cloudy. Showers in the morning, then showers
likely in the afternoon. Slight chance of
thunderstorms late in the afternoon. Chance of
precipitation 90 percent.
Chance of thunder...10 percent.
Max temperature.....42-47.
24 hr trend......16 degrees cooler.
Min humidity........74-80 percent.
24 hr trend......16 percent wetter.
20-foot winds.......North winds around 15 mph with gusts to around
30 mph.
Ridge top winds.....North around 20 mph.
Chc of wetting rain.52 percent.
Transport winds.....North around 20 mph.
Mixing Height.......1800-3400 ft agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Cloudy. Chance of showers in the evening, then
chance of showers and snow showers after midnight. Lows in the
mid 30s. Northeast winds around 10 mph.
.MONDAY...Mostly clear with slight chance of showers. Lows in the
lower 30s. Highs in the mid 50s. Winds generally less than
10 mph.
.TUESDAY...Clear. Lows around 40. Highs in the lower 60s. South
winds around 10 mph.
.WEDNESDAY...Mostly clear. Lows in the lower 40s. Highs around
70. Southwest winds around 10 mph.
.THURSDAY THROUGH FRIDAY...Mostly clear. Lows in the lower 40s.
Highs 67 to 72.
$$
WYZ282-042115-
South Bighorn Basin/Worland BLM-
Including the cities of Ten Sleep, Thermopolis, and Worland
113 PM MDT Fri Oct 3 2025
.THIS AFTERNOON...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....74-79.
24 hr trend......2 degrees warmer.
Min humidity........16-22 percent.
24 hr trend......1 percent wetter.
20-foot winds.......Southwest winds around 15 mph with gusts to
around 30 mph.
Ridge top winds.....Southwest around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 25 mph.
Mixing Height.......9800-10800 ft agl.
Smoke dispersal.....Excellent.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Isolated showers and thunderstorms. Some
thunderstorms may produce gusty winds. Chance
of precipitation 20 percent.
Chance of thunder...20 percent.
Min temperature.....43-48.
24 hr trend......2 degrees cooler.
Max humidity........68-74 percent.
24 hr trend......19 percent wetter.
Humidity recovery...Good.
20-foot winds.......Southwest winds around 10 mph until 2100, then
west. Gusts up to 25 mph.
Ridge top winds.....Southwest around 15 mph until 2400, then
northwest.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing Height.......1000-3000 ft agl until 2400, then 600-800 ft
agl.
Smoke dispersal.....Poor.
.SATURDAY...
Sky/weather.........Mostly cloudy. Scattered showers and isolated
thunderstorms in the morning, then showers and
scattered thunderstorms in the afternoon. Some
thunderstorms may produce gusty winds until
late afternoon. Some thunderstorms may produce
gusty winds late in the afternoon. Chance of
precipitation 90 percent.
Chance of thunder...30 percent.
Max temperature.....57-62.
24 hr trend......21 degrees cooler.
Min humidity........61-67 percent.
24 hr trend......47 percent wetter.
20-foot winds.......Northwest winds 10 to 15 mph with gusts to
around 35 mph until 1500, then around 20 mph
with gusts to around 35 mph.
Ridge top winds.....Northwest 15 to 20 mph.
Chc of wetting rain.10 percent until 1200, then 65 percent.
Transport winds.....Northwest 15 to 20 mph.
Mixing Height.......1200-3200 ft agl.
Smoke dispersal.....Poor to fair.
.SATURDAY NIGHT...
Sky/weather.........Cloudy. Isolated thunderstorms early in the
evening. Showers through the night. Some
thunderstorms may produce gusty winds early in
the evening. Chance of precipitation near 100
percent.
Chance of thunder...20 percent.
Min temperature.....33-38.
24 hr trend......9 degrees cooler.
Max humidity........84-90 percent.
24 hr trend......7 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Breezy. Northwest winds 20 to 25 mph with gusts
to around 40 mph.
Ridge top winds.....Northwest 25 to 30 mph.
Chc of wetting rain.95 percent until 2400, then 60 percent.
Transport winds.....Northwest 25 to 30 mph.
Mixing Height.......1400-2200 ft agl.
Smoke dispersal.....Poor to fair.
.SUNDAY...
Sky/weather.........Cloudy. Showers in the morning, then showers
likely in the afternoon. Slight chance of
thunderstorms late in the afternoon. Chance of
precipitation 90 percent.
Chance of thunder...10 percent.
Max temperature.....41-46.
24 hr trend......14 degrees cooler.
Min humidity........70-76 percent.
24 hr trend......4 percent wetter.
20-foot winds.......Northwest winds 10 to 15 mph with gusts to
around 25 mph.
Ridge top winds.....Northwest 15 to 20 mph.
Chc of wetting rain.55 percent until 1200, then 65 percent.
Transport winds.....Northwest 15 to 20 mph.
Mixing Height.......1600-3400 ft agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Cloudy. Showers likely in the evening, then
chance of showers and snow showers after midnight. Lows in the
mid 30s. Winds generally less than 10 mph.
.MONDAY...Mostly clear. Lows in the lower 30s. Highs in the lower
50s. Winds generally less than 10 mph.
.TUESDAY...Clear. Lows in the upper 30s. Highs in the lower 60s.
Winds generally less than 10 mph.
.WEDNESDAY...Mostly clear. Lows around 40. Highs in the upper
60s. Winds generally less than 10 mph.
.THURSDAY THROUGH FRIDAY...Mostly clear. Lows in the lower 40s.
Highs in the upper 60s.
$$
WYZ275-042115-
North Bighorn Basin/Worland BLM-
Including the cities of Greybull, Lovell, and Powell
113 PM MDT Fri Oct 3 2025
.THIS AFTERNOON...
Sky/weather.........Partly cloudy. Isolated showers early in the
evening. Chance of showers 20 percent.
Chance of thunder...0 percent.
Max temperature.....71-76.
24 hr trend......1 degree warmer.
Min humidity........19-25 percent.
24 hr trend......3 percent wetter.
20-foot winds.......South winds around 15 mph with gusts to around
30 mph.
Ridge top winds.....South around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South around 20 mph.
Mixing Height.......7600-9600 ft agl.
Smoke dispersal.....Very good to excellent.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Isolated showers in the evening. Isolated
thunderstorms through the night. Scattered
showers late in the evening. Some thunderstorms
may produce gusty winds. Chance of
precipitation 50 percent.
Chance of thunder...10 percent.
Min temperature.....43-48.
24 hr trend......2 degrees warmer.
Max humidity........73-79 percent.
24 hr trend......13 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Northwest winds 10 to 15 mph with gusts to
around 30 mph.
Ridge top winds.....Northwest 15 to 20 mph.
Chc of wetting rain.Zero percent until 2400, then 10 percent.
Transport winds.....Northwest 15 to 20 mph.
Mixing Height.......400-2200 ft agl.
Smoke dispersal.....Poor.
.SATURDAY...
Sky/weather.........Mostly cloudy. Scattered showers in the
morning. Isolated thunderstorms through the
day. Showers in the afternoon. Some
thunderstorms may produce gusty winds. Chance
of precipitation near 100 percent.
Chance of thunder...20 percent.
Max temperature.....54-59.
24 hr trend......21 degrees cooler.
Min humidity........68-74 percent.
24 hr trend......47 percent wetter.
20-foot winds.......Breezy. Northwest winds around 15 mph with
gusts to around 40 mph until 1500, then around
25 mph with gusts to around 40 mph.
Ridge top winds.....Northwest 20 to 25 mph.
Chc of wetting rain.25 percent until 1200, then 70 percent.
Transport winds.....Northwest 20 to 25 mph.
Mixing Height.......800-2800 ft agl.
Smoke dispersal.....Poor to fair.
.SATURDAY NIGHT...
Sky/weather.........Cloudy. Isolated thunderstorms early in the
evening. Showers through the night. Some
thunderstorms may produce gusty winds early in
the evening. Chance of precipitation near 100
percent.
Chance of thunder...10 percent.
Min temperature.....33-38.
24 hr trend......9 degrees cooler.
Max humidity........83-89 percent.
24 hr trend......5 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Breezy. Northwest winds 20 to 25 mph with gusts
to around 45 mph.
Ridge top winds.....Northwest 25 to 30 mph.
Chc of wetting rain.95 percent until 2400, then 55 percent.
Transport winds.....Northwest 25 to 30 mph.
Mixing Height.......1200-2000 ft agl.
Smoke dispersal.....Poor to fair.
.SUNDAY...
Sky/weather.........Cloudy. Showers in the morning, then showers
likely in the afternoon. Chance of showers 90
percent.
Chance of thunder...0 percent.
Max temperature.....41-46.
24 hr trend......10 degrees cooler.
Min humidity........64-70 percent.
24 hr trend......6 percent drier.
20-foot winds.......Northwest winds around 15 mph with gusts to
around 30 mph.
Ridge top winds.....Northwest around 20 mph.
Chc of wetting rain.37 percent.
Transport winds.....North around 20 mph.
Mixing Height.......1600-3600 ft agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly cloudy with chance of showers and snow
showers. Lows in the lower 30s. Northwest winds around 10 mph.
.MONDAY...Mostly clear. Lows in the lower 30s. Highs in the mid
50s. Winds generally less than 10 mph.
.TUESDAY...Clear. Lows in the upper 30s. Highs in the lower 60s.
Winds generally less than 10 mph.
.WEDNESDAY...Mostly clear. Lows around 40. Highs in the upper
60s. Winds generally less than 10 mph.
.THURSDAY THROUGH FRIDAY...Mostly clear. Lows around 40. Highs in
the upper 60s.
$$
WYZ276-042115-
Cody Foothills-
Including the cities of Clark, Cody, and Meeteetse
113 PM MDT Fri Oct 3 2025
.THIS AFTERNOON...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms through the day. Some
thunderstorms may produce gusty winds. Chance
of precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....71-76.
24 hr trend......1 degree warmer.
Min humidity........26-32 percent.
24 hr trend......2 percent wetter.
20-foot winds.......Southwest winds around 15 mph with gusts to
around 25 mph.
Ridge top winds.....Southwest around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 20 mph.
Mixing Height.......7400-9400 ft agl.
Smoke dispersal.....Very good to excellent.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Isolated showers in the evening. Isolated
thunderstorms through the night. Scattered
showers after midnight. Some thunderstorms may
produce gusty winds. Chance of precipitation 50
percent.
Chance of thunder...20 percent.
Min temperature.....44-49.
24 hr trend......1 degree cooler.
Max humidity........85-91 percent.
24 hr trend......25 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......West winds around 10 mph until 2400, then
north. Gusts up to 30 mph.
Ridge top winds.....West around 15 mph until 2400, then north.
Chc of wetting rain.Zero percent until 2400, then 35 percent.
Transport winds.....West around 15 mph until 2400, then north.
Mixing Height.......800-2800 ft agl.
Smoke dispersal.....Poor.
.SATURDAY...
Sky/weather.........Cloudy. Showers and isolated thunderstorms.
Some thunderstorms may produce gusty winds.
Chance of precipitation near 100 percent.
Chance of thunder...20 percent.
Max temperature.....49-54.
24 hr trend......24 degrees cooler.
Min humidity........75-81 percent.
24 hr trend......55 percent wetter.
20-foot winds.......Breezy. North winds 10 to 15 mph until 1200,
then 20 to 25 mph. Gusts up to 35 mph.
Ridge top winds.....North 20 to 25 mph.
Chc of wetting rain.55 percent until 1200, then 85 percent.
Transport winds.....North 20 to 25 mph.
Mixing Height.......800-2400 ft agl.
Smoke dispersal.....Poor to fair.
.SATURDAY NIGHT...
Sky/weather.........Cloudy. Showers through the night. Snow showers
in the late evening and overnight. No snow
accumulation. Chance of precipitation near 100
percent.
Chance of thunder...0 percent.
Min temperature.....34-39.
24 hr trend......10 degrees cooler.
Max humidity........85-91 percent.
24 hr trend......2 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......North winds 15 to 20 mph until 0300, then
northwest around 10 mph. Gusts up to 35 mph.
Ridge top winds.....North around 25 mph until 2400, then northwest
around 15 mph.
Chc of wetting rain.95 percent until 2400, then 60 percent.
Transport winds.....North around 25 mph until 2400, then around 15
mph.
Mixing Height.......1200-2200 ft agl.
Smoke dispersal.....Poor to fair.
.SUNDAY...
Sky/weather.........Cloudy. Showers in the morning. Snow showers
through the day. Showers likely and slight
chance of thunderstorms in the afternoon. Snow
accumulation up to 2 inches. Chance of
precipitation 90 percent.
Chance of thunder...10 percent.
Max temperature.....38-43.
24 hr trend......10 degrees cooler.
Min humidity........72-78 percent.
24 hr trend......3 percent drier.
20-foot winds.......North winds around 15 mph with gusts to around
25 mph.
Ridge top winds.....North around 20 mph.
Chc of wetting rain.67 percent.
Transport winds.....North around 20 mph.
Mixing Height.......1400-3000 ft agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly cloudy. Chance of showers and snow showers
in the evening, then chance of snow showers and slight chance of
showers after midnight. Lows around 30. Winds generally less than
10 mph.
.MONDAY...Mostly clear. Lows in the lower 30s. Highs around 50.
Winds generally less than 10 mph.
.TUESDAY...Clear. Lows in the upper 30s. Highs in the upper 50s.
Winds generally less than 10 mph.
.WEDNESDAY...Mostly clear. Lows in the lower 40s. Highs in the
lower 60s. Southwest winds around 10 mph.
.THURSDAY THROUGH FRIDAY...Mostly clear. Lows in the lower 40s.
Highs in the mid 60s.
$$
WYZ287-042115-
Owl Creek Mountains-
113 PM MDT Fri Oct 3 2025
.THIS AFTERNOON...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....68-73.
24 hr trend......2 degrees warmer.
Min humidity........22-28 percent.
24 hr trend......Unchanged.
20-foot winds.......Southwest winds around 20 mph with gusts to
around 30 mph.
Ridge top winds.....Southwest around 25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 25 mph.
Mixing Height.......7800-9800 ft agl.
Smoke dispersal.....Excellent.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Isolated showers in the evening. Isolated
thunderstorms through the night. Scattered
showers after midnight. Some thunderstorms may
produce gusty winds. Chance of precipitation 50
percent.
Chance of thunder...20 percent.
Min temperature.....42-47.
24 hr trend......5 degrees cooler.
Max humidity........77-83 percent.
24 hr trend......27 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Southwest winds 10 to 15 mph until 2400, then
northeast. Gusts up to 25 mph.
Ridge top winds.....Southwest around 15 mph until 2400, then
northeast.
Chc of wetting rain.Less than 5 percent.
Transport winds.....West around 15 mph until 2400, then north.
Mixing Height.......1000-3000 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Poor.
.SATURDAY...
Sky/weather.........Mostly cloudy. Scattered showers and isolated
thunderstorms in the morning, then showers and
scattered thunderstorms in the afternoon. Some
thunderstorms may produce gusty winds in the
morning. Some thunderstorms may produce gusty
winds in the afternoon. Chance of precipitation
90 percent.
Chance of thunder...30 percent.
Max temperature.....51-56.
24 hr trend......20 degrees cooler.
Min humidity........73-79 percent.
24 hr trend......49 percent wetter.
20-foot winds.......Northeast winds 10 to 15 mph until 1500, then
north around 20 mph. Gusts up to 30 mph.
Ridge top winds.....North 15 to 20 mph.
Chc of wetting rain.25 percent until 1200, then 75 percent.
Transport winds.....North 15 to 20 mph.
Mixing Height.......600-2600 ft agl.
Smoke dispersal.....Poor.
.SATURDAY NIGHT...
Sky/weather.........Cloudy. Isolated thunderstorms early in the
evening. Showers through the night. Snow
showers early in the evening. Snow accumulation
up to 1 inch. Some thunderstorms may produce
gusty winds early in the evening. Chance of
precipitation near 100 percent.
Chance of thunder...10 percent.
Min temperature.....32-37.
24 hr trend......10 degrees cooler.
Max humidity........84-90 percent.
24 hr trend......6 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Breezy. North winds 20 to 25 mph with gusts to
around 35 mph.
Ridge top winds.....North 25 to 30 mph.
Chc of wetting rain.95 percent until 2400, then 60 percent.
Transport winds.....North 25 to 30 mph.
Mixing Height.......1000-2000 ft agl.
Smoke dispersal.....Poor to fair.
.SUNDAY...
Sky/weather.........Cloudy. Showers and snow showers through the
day. Slight chance of thunderstorms in the
afternoon. Snow accumulation up to 3 inches.
Chance of precipitation 90 percent.
Chance of thunder...10 percent.
Max temperature.....37-42.
24 hr trend......13 degrees cooler.
Min humidity........77-83 percent.
24 hr trend......4 percent wetter.
20-foot winds.......North winds 10 to 15 mph with gusts to around
25 mph.
Ridge top winds.....North 15 to 20 mph.
Chc of wetting rain.75 percent.
Transport winds.....North 15 to 20 mph.
Mixing Height.......1200-2800 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Cloudy. Snow showers and showers likely in the
evening, then chance of snow showers and showers after midnight.
Lows in the lower 30s. North winds around 10 mph.
.MONDAY...Mostly clear. Lows in the lower 30s. Highs in the upper
40s. Winds generally less than 10 mph.
.TUESDAY...Clear. Lows in the upper 30s. Highs in the mid 50s.
Winds generally less than 10 mph.
.WEDNESDAY...Mostly clear. Lows around 40. Highs around 60.
Southwest winds around 10 mph.
.THURSDAY THROUGH FRIDAY...Mostly clear. Lows around 40. Highs in
the lower 60s.
$$
WYZ286-042115-
Absaroka Mountains/North Shoshone NF-
Including the city of Pahaska
113 PM MDT Fri Oct 3 2025
...WINTER WEATHER ADVISORY IN EFFECT FROM NOON SATURDAY TO 6 PM
MDT SUNDAY...
.THIS AFTERNOON...
Sky/weather.........Partly cloudy. Isolated showers early in the
evening. Isolated thunderstorms through the
day. Scattered showers early in the evening.
Some thunderstorms may produce gusty winds.
Chance of precipitation 50 percent.
Chance of thunder...20 percent.
Max temperature.....62-67.
24 hr trend......1 degree cooler.
Min humidity........34-40 percent.
24 hr trend......2 percent wetter.
20-foot winds.......Southwest winds around 15 mph with gusts to
around 30 mph.
Ridge top winds.....Southwest around 20 mph.
Chc of wetting rain.5 percent.
Transport winds.....Southwest around 25 mph.
Mixing Height.......5600-7600 ft agl.
Smoke dispersal.....Very good.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Scattered showers in the evening. Isolated
thunderstorms through the night. Numerous
showers after midnight. Some thunderstorms may
produce gusty winds. Chance of precipitation 70
percent.
Chance of thunder...20 percent.
Min temperature.....38-43.
24 hr trend......3 degrees cooler.
Max humidity........81-87 percent.
24 hr trend......18 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Southwest winds 10 to 15 mph with gusts to
around 25 mph.
Ridge top winds.....Southwest around 15 mph.
Chc of wetting rain.5 percent until 2400, then 45 percent.
Transport winds.....Southwest around 15 mph.
Mixing Height.......1200-3200 ft agl until 2400, then 400-1200 ft
agl.
Smoke dispersal.....Poor.
.SATURDAY...
Sky/weather.........Mostly cloudy. Isolated thunderstorms in the
morning. Showers through the day. Snow showers
and scattered thunderstorms in the afternoon.
Snow accumulation up to 1 inch. Some
thunderstorms may produce gusty winds in the
morning. Some thunderstorms may produce gusty
winds early in the afternoon. Some
thunderstorms may produce gusty winds late in
the afternoon. Chance of precipitation near 100
percent.
Chance of thunder...40 percent.
Max temperature.....43-48.
24 hr trend......17 degrees cooler.
Min humidity........75-81 percent.
24 hr trend......47 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
northeast 10 to 15 mph. Gusts up to 25 mph.
Ridge top winds.....East around 15 mph.
Chc of wetting rain.55 percent until 1200, then 85 percent.
Transport winds.....East around 15 mph.
Mixing Height.......400-2400 ft agl.
Smoke dispersal.....Poor.
.SATURDAY NIGHT...
Sky/weather.........Cloudy. Isolated thunderstorms early in the
evening. Snow showers and showers through the
night. Snow accumulation up to 3 inches. Some
thunderstorms may produce gusty winds early in
the evening. Chance of precipitation near 100
percent.
Chance of thunder...10 percent.
Min temperature.....29-34.
24 hr trend......9 degrees cooler.
Max humidity........83-89 percent.
24 hr trend......1 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Northwest winds around 10 mph until 0300, then
downslope/downvalley 4-7 mph. Gusts up to 20
mph.
Ridge top winds.....Northwest 10 to 15 mph.
Chc of wetting rain.95 percent until 2400, then 70 percent.
Transport winds.....Northwest 10 to 15 mph.
Mixing Height.......1000-2000 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Cloudy. Showers early in the morning. Snow
showers through the day. Slight chance of
thunderstorms in the late morning and
afternoon. Snow accumulation up to 5 inches.
Chance of precipitation 90 percent.
Chance of thunder...20 percent.
Max temperature.....33-38.
24 hr trend......9 degrees cooler.
Min humidity........75-81 percent.
24 hr trend......5 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
northeast around 10 mph. Gusts up to 20 mph.
Ridge top winds.....Northeast 10 to 15 mph.
Chc of wetting rain.82 percent.
Transport winds.....Northwest around 10 mph until 1200, then east.
Mixing Height.......1600-3600 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Cloudy. Snow showers likely in the evening, then
chance of snow showers after midnight. Lows in the lower 20s.
Winds generally less than 10 mph.
.MONDAY...Mostly clear. Slight chance of snow showers. Lows in
the mid 20s. Highs in the lower 40s. Winds generally less than
10 mph.
.TUESDAY...Clear. Lows in the lower 30s. Highs in the upper 40s.
Winds generally less than 10 mph.
.WEDNESDAY...Mostly clear. Lows in the lower 30s. Highs in the
lower 50s. West winds around 10 mph.
.THURSDAY...Mostly clear. Lows in the mid 30s. Highs in the lower
50s.
.FRIDAY...Mostly sunny. Slight chance of showers in the
afternoon. Highs in the lower 50s.
$$
WYZ140-042115-
Yellowstone National Park-
Including the cities of Lake, Mammoth, and Old Faithful
113 PM MDT Fri Oct 3 2025
.THIS AFTERNOON...
Sky/weather.........Partly cloudy. Isolated showers early in the
evening. Isolated thunderstorms through the
day. Scattered showers early in the evening.
Some thunderstorms may produce gusty winds.
Chance of precipitation 50 percent.
Chance of thunder...20 percent.
Max temperature.....61-66.
24 hr trend......1 degree cooler.
Min humidity........35-41 percent.
24 hr trend......2 percent wetter.
20-foot winds.......Southwest winds around 15 mph with gusts to
around 30 mph.
Ridge top winds.....Southwest around 20 mph.
Chc of wetting rain.5 percent.
Transport winds.....Southwest around 25 mph.
Mixing Height.......4800-6800 ft agl.
Smoke dispersal.....Very good.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Scattered showers and isolated thunderstorms
through the night. Some thunderstorms may
produce gusty winds. Chance of precipitation 50
percent.
Chance of thunder...20 percent.
Min temperature.....34-39.
24 hr trend......1 degree cooler.
Max humidity........87-93 percent.
24 hr trend......8 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Southwest winds around 10 mph until 2100, then
downslope/downvalley 4-7 mph. Gusts up to 20
mph.
Ridge top winds.....Southwest around 10 mph until 2400, then
northwest.
Chc of wetting rain.5 percent until 2400, then 30 percent.
Transport winds.....South 10 to 15 mph.
Mixing Height.......1000-3000 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Poor.
.SATURDAY...
Sky/weather.........Cloudy. Showers and isolated thunderstorms
through the day. Snow showers in the afternoon.
Snow accumulation up to 1 inch. Some
thunderstorms may produce gusty winds. Chance
of precipitation near 100 percent.
Chance of thunder...20 percent.
Max temperature.....44-49.
24 hr trend......17 degrees cooler.
Min humidity........75-81 percent.
24 hr trend......48 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then north
around 10 mph. Gusts up to 25 mph.
Ridge top winds.....North around 15 mph.
Chc of wetting rain.55 percent until 1200, then 90 percent.
Transport winds.....Northeast around 15 mph until 1200, then north.
Mixing Height.......400-2000 ft agl.
Smoke dispersal.....Poor.
.SATURDAY NIGHT...
Sky/weather.........Cloudy. Snow showers and isolated thunderstorms
in the evening. Showers through the night. Snow
showers likely after midnight. Snow
accumulation up to 2 inches. Some thunderstorms
may produce gusty winds early in the evening.
Chance of precipitation near 100 percent.
Chance of thunder...10 percent.
Min temperature.....26-31.
24 hr trend......9 degrees cooler.
Max humidity........85-91 percent.
24 hr trend......1 percent drier.
Humidity recovery...Excellent.
20-foot winds.......North winds around 10 mph until 2400, then
downslope/downvalley 4-7 mph. Gusts up to 20
mph.
Ridge top winds.....Northwest 10 to 15 mph.
Chc of wetting rain.75 percent until 2400, then 40 percent.
Transport winds.....North 10 to 15 mph.
Mixing Height.......800-2000 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly cloudy. Snow showers in the morning.
Slight chance of thunderstorms through the day.
Snow showers and showers likely in the
afternoon. Snow accumulation up to 2 inches.
Chance of precipitation 90 percent.
Chance of thunder...20 percent.
Max temperature.....37-42.
24 hr trend......5 degrees cooler.
Min humidity........68-74 percent.
24 hr trend......19 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph.
Ridge top winds.....Northwest around 10 mph.
Chc of wetting rain.45 percent until 1200, then 60 percent.
Transport winds.....Northwest around 10 mph.
Mixing Height.......1600-3600 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Partly cloudy. Chance of snow showers and slight
chance of thunderstorms in the evening, then slight chance of
snow showers after midnight. Lows around 20. Winds generally less
than 10 mph.
.MONDAY...Mostly clear. Lows in the lower 20s. Highs in the mid
40s. Winds generally less than 10 mph.
.TUESDAY...Clear. Lows in the upper 20s. Highs in the lower 50s.
Winds generally less than 10 mph.
.WEDNESDAY...Mostly clear. Lows in the upper 20s. Highs in the
lower 50s. Winds generally less than 10 mph.
.THURSDAY...Mostly clear. Lows around 30. Highs in the mid 50s.
.FRIDAY...Mostly sunny. Slight chance of showers and snow showers
in the morning, then slight chance of showers in the afternoon.
Highs in the mid 50s.
$$
WYZ415-042115-
North Zone Bridger Teton NF and Grand Teton NP-
Including the cities of Jackson and Moran
113 PM MDT Fri Oct 3 2025
...WINTER WEATHER ADVISORY IN EFFECT FROM NOON SATURDAY TO 6 PM
MDT SUNDAY...
.THIS AFTERNOON...
Sky/weather.........Partly cloudy. Scattered showers and
thunderstorms. Some thunderstorms may be severe
with gusty winds. Chance of precipitation 50
percent.
Chance of thunder...30 percent.
Max temperature.....57-62.
24 hr trend......3 degrees cooler.
Min humidity........45-51 percent.
24 hr trend......9 percent wetter.
20-foot winds.......Southwest winds around 15 mph with gusts to
around 25 mph.
Ridge top winds.....Southwest around 15 mph.
Chc of wetting rain.10 percent.
Transport winds.....Southwest around 20 mph.
Mixing Height.......4400-6400 ft agl.
Smoke dispersal.....Good to very good.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Scattered showers and isolated thunderstorms in
the evening, then numerous showers and
scattered thunderstorms after midnight. Some
thunderstorms may be severe with gusty winds,
then some thunderstorms may produce gusty winds
late in the evening. Some thunderstorms may
produce gusty winds after midnight. Chance of
precipitation 70 percent.
Chance of thunder...30 percent.
Min temperature.....34-39.
24 hr trend......2 degrees cooler.
Max humidity........88-94 percent.
24 hr trend......17 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......South winds around 10 mph until 2100, then
downslope/downvalley 4-7 mph until 2400, then
southeast around 10 mph. Gusts up to 20 mph.
Ridge top winds.....Southeast around 10 mph.
Chc of wetting rain.15 percent until 2400, then 55 percent.
Transport winds.....South around 10 mph.
Mixing Height.......600-2600 ft agl.
Smoke dispersal.....Poor.
.SATURDAY...
Sky/weather.........Cloudy. Numerous showers in the morning.
Scattered thunderstorms through the day.
Showers and snow showers in the afternoon.
Little or no snow accumulation. Some
thunderstorms may produce gusty winds early in
the morning. Some thunderstorms may produce
gusty winds in the late morning and early
afternoon. Some thunderstorms may produce gusty
winds late in the afternoon. Chance of
precipitation near 100 percent.
Chance of thunder...40 percent.
Max temperature.....43-48.
24 hr trend......15 degrees cooler.
Min humidity........80-86 percent.
24 hr trend......42 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then east
around 10 mph until 1200, then west. Gusts up
to 20 mph.
Ridge top winds.....East around 15 mph until 1200, then west.
Chc of wetting rain.60 percent until 1200, then 85 percent.
Transport winds.....East around 15 mph until 1200, then west.
Mixing Height.......600-2600 ft agl.
Smoke dispersal.....Poor.
.SATURDAY NIGHT...
Sky/weather.........Cloudy. Showers and isolated thunderstorms in
the evening. Snow showers through the night.
Showers likely after midnight. Snow
accumulation up to 2 inches. Some thunderstorms
may produce gusty winds early in the evening.
Chance of precipitation near 100 percent.
Chance of thunder...10 percent.
Min temperature.....26-31.
24 hr trend......8 degrees cooler.
Max humidity........88-94 percent.
24 hr trend......1 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Downslope/downvalley 4-7 mph until 2100, then
northwest around 10 mph until 0300, then
downslope/downvalley 4-7 mph. Gusts up to 20
mph.
Ridge top winds.....Northwest 10 to 15 mph.
Chc of wetting rain.90 percent until 2400, then 45 percent.
Transport winds.....Northwest 10 to 15 mph.
Mixing Height.......1200-2000 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly cloudy. Showers likely in the morning.
Snow showers and slight chance of thunderstorms
through the day. Showers in the afternoon. Snow
accumulation up to 3 inches. Chance of
precipitation 90 percent.
Chance of thunder...20 percent.
Max temperature.....39-44.
24 hr trend......5 degrees cooler.
Min humidity........72-78 percent.
24 hr trend......15 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph.
Ridge top winds.....Northwest around 10 mph.
Chc of wetting rain.40 percent until 1200, then 65 percent.
Transport winds.....West around 10 mph.
Mixing Height.......2400-4400 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly cloudy. Chance of snow showers, showers
and slight chance of thunderstorms in the evening, then chance of
snow showers and showers after midnight. Lows in the mid 20s.
Winds generally less than 10 mph.
.MONDAY...Mostly clear. Slight chance of showers and snow
showers. Lows in the mid 20s. Highs in the mid 40s. Winds
generally less than 10 mph.
.TUESDAY...Clear. Lows around 30. Highs in the lower 50s. Winds
generally less than 10 mph.
.WEDNESDAY...Mostly clear. Lows in the lower 30s. Highs in the
lower 50s. Winds generally less than 10 mph.
.THURSDAY...Mostly clear. Lows in the lower 30s. Highs in the mid
50s.
.FRIDAY...Mostly sunny. Slight chance of showers and snow showers
in the morning, then slight chance of showers in the afternoon.
Highs in the mid 50s.
$$
WYZ416-042115-
West Wind River Mountains/East Zone Bridger Teton NF-
113 PM MDT Fri Oct 3 2025
.THIS AFTERNOON...
Sky/weather.........Partly cloudy. Isolated showers early in the
evening. Isolated thunderstorms through the
day. Scattered showers early in the evening.
Some thunderstorms may be severe. Chance of
precipitation 50 percent.
Chance of thunder...20 percent.
Max temperature.....57-62.
24 hr trend......2 degrees cooler.
Min humidity........37-43 percent.
24 hr trend......8 percent wetter.
20-foot winds.......Southwest winds around 15 mph with gusts to
around 30 mph.
Ridge top winds.....Southwest around 20 mph.
Chc of wetting rain.5 percent.
Transport winds.....Southwest around 25 mph.
Mixing Height.......5200-7200 ft agl.
Smoke dispersal.....Very good.
.TONIGHT...
Sky/weather.........Mostly cloudy. Isolated thunderstorms in the
evening. Numerous showers through the night.
Scattered thunderstorms after midnight. Some
thunderstorms may be severe early in the
evening. Some thunderstorms may produce gusty
winds in the late evening and early morning.
Some thunderstorms may produce gusty winds
early in the morning. Chance of precipitation
70 percent.
Chance of thunder...30 percent.
Min temperature.....34-39.
24 hr trend......Unchanged.
Max humidity........82-88 percent.
24 hr trend......7 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......South winds around 10 mph with gusts to around
25 mph until 2400, then southeast with gusts to
around 15 mph.
Ridge top winds.....South around 15 mph.
Chc of wetting rain.32 percent.
Transport winds.....South around 15 mph.
Mixing Height.......1000-3000 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Poor.
.SATURDAY...
Sky/weather.........Mostly cloudy. Numerous showers in the morning.
Scattered thunderstorms through the day.
Showers and snow showers in the afternoon.
Little or no snow accumulation. Some
thunderstorms may produce gusty winds early in
the morning. Some thunderstorms may produce
gusty winds in the late morning and afternoon.
Chance of precipitation near 100 percent.
Chance of thunder...40 percent.
Max temperature.....43-48.
24 hr trend......13 degrees cooler.
Min humidity........75-81 percent.
24 hr trend......37 percent wetter.
20-foot winds.......Southeast winds around 15 mph until 1200, then
southwest. Gusts up to 30 mph.
Ridge top winds.....Southeast around 20 mph until 1200, then
southwest.
Chc of wetting rain.45 percent until 1200, then 75 percent.
Transport winds.....Southeast around 20 mph until 1200, then
southwest.
Mixing Height.......1200-3200 ft agl.
Smoke dispersal.....Poor to fair.
.SATURDAY NIGHT...
Sky/weather.........Cloudy. Snow showers, showers and isolated
thunderstorms in the evening, then snow showers
and showers likely after midnight. Snow
accumulation up to 2 inches. Some thunderstorms
may produce gusty winds early in the evening.
Chance of precipitation near 100 percent.
Chance of thunder...10 percent.
Min temperature.....26-31.
24 hr trend......8 degrees cooler.
Max humidity........86-92 percent.
24 hr trend......4 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......West winds around 10 mph until 0300, then
downslope/downvalley 4-7 mph. Gusts up to 20
mph.
Ridge top winds.....West 10 to 15 mph.
Chc of wetting rain.85 percent until 2400, then 35 percent.
Transport winds.....Northwest 10 to 15 mph.
Mixing Height.......1200-2000 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly cloudy. Snow showers through the day.
Slight chance of thunderstorms in the
afternoon. Showers likely in the afternoon.
Snow accumulation up to 3 inches. Chance of
precipitation 90 percent.
Chance of thunder...20 percent.
Max temperature.....36-41.
24 hr trend......8 degrees cooler.
Min humidity........74-80 percent.
24 hr trend......2 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
southwest around 10 mph. Gusts up to 15 mph.
Ridge top winds.....West 10 to 15 mph.
Chc of wetting rain.67 percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......1800-3800 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly cloudy. Chance of snow showers and slight
chance of thunderstorms in the evening, then chance of snow
showers after midnight. Lows in the mid 20s. Winds generally less
than 10 mph.
.MONDAY...Partly cloudy with slight chance of snow showers. Lows
in the mid 20s. Highs in the lower 40s. Winds generally less than
10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows around 30. Highs
46 to 51. Southwest winds around 10 mph.
.THURSDAY...Mostly clear. Lows in the lower 30s. Highs in the
lower 50s.
.FRIDAY...Mostly sunny with slight chance of showers. Highs in
the lower 50s.
$$
WYZ288-042115-
East Wind River Mountains/South Shoshone NF-
Including the cities of Dubois and South Pass
113 PM MDT Fri Oct 3 2025
...WINTER WEATHER ADVISORY IN EFFECT FROM NOON SATURDAY TO 6 PM
MDT SUNDAY...
.THIS AFTERNOON...
Sky/weather.........Partly cloudy. Scattered showers early in the
evening. Isolated thunderstorms through the
day. Isolated showers early in the evening.
Some thunderstorms may be severe. Chance of
precipitation 50 percent.
Chance of thunder...10 percent.
Max temperature.....61-66.
24 hr trend......1 degree cooler.
Min humidity........33-39 percent.
24 hr trend......3 percent wetter.
20-foot winds.......Southwest winds around 20 mph with gusts to
around 40 mph.
Ridge top winds.....Southwest around 25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 30 mph.
Mixing Height.......6600-8600 ft agl.
Smoke dispersal.....Excellent.
.TONIGHT...
Sky/weather.........Partly cloudy. Scattered showers and isolated
thunderstorms. Some thunderstorms may be severe
early in the evening. Some thunderstorms may
produce gusty winds in the late evening and
overnight. Chance of precipitation 50 percent.
Chance of thunder...20 percent.
Min temperature.....37-42.
24 hr trend......3 degrees cooler.
Max humidity........79-85 percent.
24 hr trend......17 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Southwest winds 10 to 15 mph. Gusts up to 30
mph until 2400, then 20 mph.
Ridge top winds.....Southwest 15 to 20 mph.
Chc of wetting rain.12 percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......2000-4000 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Fair to good until 2400, then poor.
.SATURDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Numerous showers and isolated thunderstorms in
the morning, then showers, scattered
thunderstorms and snow showers in the
afternoon. Little or no snow accumulation. Some
thunderstorms may produce gusty winds in the
morning. Some thunderstorms may produce gusty
winds in the afternoon. Chance of precipitation
near 100 percent.
Chance of thunder...40 percent.
Max temperature.....48-53.
24 hr trend......14 degrees cooler.
Min humidity........69-75 percent.
24 hr trend......38 percent wetter.
20-foot winds.......Southeast winds 10 to 15 mph until 1500, then
southwest around 20 mph. Gusts up to 35 mph.
Ridge top winds.....Southeast around 15 mph until 1200, then south
around 25 mph.
Chc of wetting rain.35 percent until 1200, then 75 percent.
Transport winds.....South around 15 mph until 1200, then southwest
around 25 mph.
Mixing Height.......1400-3400 ft agl.
Smoke dispersal.....Poor to fair.
.SATURDAY NIGHT...
Sky/weather.........Mostly cloudy. Isolated thunderstorms early in
the evening. Showers and snow showers through
the night. Snow accumulation up to 2 inches.
Some thunderstorms may produce gusty winds
early in the evening. Chance of precipitation
near 100 percent.
Chance of thunder...10 percent.
Min temperature.....27-32.
24 hr trend......9 degrees cooler.
Max humidity........88-94 percent.
24 hr trend......11 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......West winds around 10 mph with gusts to around
30 mph until 0300, then downslope/downvalley
4-7 mph.
Ridge top winds.....West 10 to 15 mph.
Chc of wetting rain.90 percent until 2400, then 55 percent.
Transport winds.....Northwest 10 to 15 mph.
Mixing Height.......1200-2200 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Cloudy. Showers in the morning. Snow showers
through the day. Showers likely and slight
chance of thunderstorms in the afternoon. Snow
accumulation up to 4 inches. Chance of
precipitation 90 percent.
Chance of thunder...20 percent.
Max temperature.....34-39.
24 hr trend......12 degrees cooler.
Min humidity........76-82 percent.
24 hr trend......13 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then east
around 10 mph. Gusts up to 20 mph.
Ridge top winds.....East 10 to 15 mph.
Chc of wetting rain.72 percent.
Transport winds.....East 10 to 15 mph.
Mixing Height.......1400-3400 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Cloudy. Snow showers likely with possible showers
and thunderstorms in the evening, then chance of snow showers
after midnight. Lows in the upper 20s. Winds generally less than
10 mph.
.MONDAY...Partly cloudy with slight chance of snow showers. Lows
in the upper 20s. Highs in the lower 40s. Winds generally less
than 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows 32 to 37. Highs
48 to 53. West winds around 10 mph.
.THURSDAY...Mostly clear. Lows in the mid 30s. Highs in the mid
50s.
.FRIDAY...Mostly sunny. Slight chance of showers in the
afternoon. Highs in the mid 50s.
$$
WYZ414-042115-
Salt and Wyoming Ranges/West Zone Bridger Teton NF-
Including the city of Afton
113 PM MDT Fri Oct 3 2025
.THIS AFTERNOON...
Sky/weather.........Partly cloudy. Scattered showers and isolated
thunderstorms. Some thunderstorms may be
severe. Chance of precipitation 40 percent.
Chance of thunder...20 percent.
Max temperature.....59-64.
24 hr trend......3 degrees cooler.
Min humidity........38-44 percent.
24 hr trend......11 percent wetter.
20-foot winds.......Southwest winds around 15 mph with gusts to
around 30 mph.
Ridge top winds.....Southwest around 20 mph.
Chc of wetting rain.5 percent.
Transport winds.....Southwest around 25 mph.
Mixing Height.......5400-7400 ft agl.
Smoke dispersal.....Very good.
.TONIGHT...
Sky/weather.........Mostly cloudy. Numerous showers and isolated
thunderstorms in the evening, then scattered
showers and thunderstorms after midnight. Some
thunderstorms may be severe early in the
evening. Some thunderstorms may produce gusty
winds late in the evening, then some
thunderstorms may produce gusty winds after
midnight. Chance of precipitation 70 percent.
Chance of thunder...30 percent.
Min temperature.....33-38.
24 hr trend......5 degrees cooler.
Max humidity........90-96 percent.
24 hr trend......20 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......South winds around 10 mph until 0300, then
southeast. Gusts up to 20 mph.
Ridge top winds.....South 10 to 15 mph.
Chc of wetting rain.30 percent until 2400, then 50 percent.
Transport winds.....South 10 to 15 mph.
Mixing Height.......1200-3200 ft agl until 2400, then 400-1000 ft
agl.
Smoke dispersal.....Poor.
.SATURDAY...
Sky/weather.........Mostly cloudy. Numerous showers in the morning.
Scattered thunderstorms through the day.
Showers and snow showers in the afternoon.
Little or no snow accumulation. Some
thunderstorms may produce gusty winds until
late afternoon. Some thunderstorms may produce
gusty winds late in the afternoon. Chance of
precipitation near 100 percent.
Chance of thunder...30 percent.
Max temperature.....43-48.
24 hr trend......17 degrees cooler.
Min humidity........82-88 percent.
24 hr trend......47 percent wetter.
20-foot winds.......East winds around 10 mph with higher gusts
until 0900, then southwest with gusts to around
30 mph.
Ridge top winds.....Southeast around 15 mph until 1200, then west.
Chc of wetting rain.60 percent until 1200, then 80 percent.
Transport winds.....East around 15 mph until 1200, then west.
Mixing Height.......400-2400 ft agl.
Smoke dispersal.....Poor.
.SATURDAY NIGHT...
Sky/weather.........Cloudy. Isolated thunderstorms early in the
evening. Showers and snow showers in the
evening, then snow showers and showers likely
after midnight. Snow accumulation up to 2
inches. Some thunderstorms may produce gusty
winds early in the evening. Chance of
precipitation 90 percent.
Chance of thunder...10 percent.
Min temperature.....27-32.
24 hr trend......6 degrees cooler.
Max humidity........90-96 percent.
24 hr trend......1 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......West winds 10 to 15 mph with gusts to around 35
mph.
Ridge top winds.....West 15 to 20 mph.
Chc of wetting rain.70 percent until 2400, then 25 percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......1200-2000 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly cloudy. Snow showers and showers likely
through the day. Slight chance of thunderstorms
in the afternoon. Snow accumulation up to 1
inch. Chance of precipitation 70 percent.
Chance of thunder...20 percent.
Max temperature.....40-45.
24 hr trend......2 degrees cooler.
Min humidity........71-77 percent.
24 hr trend......15 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph.
Ridge top winds.....West around 10 mph.
Chc of wetting rain.15 percent until 1200, then 30 percent.
Transport winds.....West around 10 mph.
Mixing Height.......1200-3200 ft agl until 1200, then 3200-5000 ft
agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly cloudy. Chance of showers and snow showers
in the evening, then chance of snow showers and slight chance of
showers after midnight. Lows in the upper 20s. Winds generally
less than 10 mph.
.MONDAY...Mostly clear with slight chance of showers and snow
showers. Lows in the upper 20s. Highs in the upper 40s. Winds
generally less than 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows in the lower 30s.
Highs in the mid 50s. Winds generally less than 10 mph.
.THURSDAY...Mostly clear. Lows in the mid 30s. Highs in the upper
50s.
.FRIDAY...Mostly sunny with slight chance of showers. Highs in
the upper 50s.
$$
WYZ278-042115-
Upper Green River Basin/Rock Springs BLM-
Including the cities of Big Piney, Farson, and Pinedale
113 PM MDT Fri Oct 3 2025
.THIS AFTERNOON...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms. Some thunderstorms may be
severe. Chance of precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....64-69.
24 hr trend......Unchanged.
Min humidity........29-35 percent.
24 hr trend......4 percent wetter.
20-foot winds.......Southwest winds around 20 mph with gusts to
around 30 mph.
Ridge top winds.....Southwest around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 25 mph.
Mixing Height.......8400-10400 ft agl.
Smoke dispersal.....Excellent.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Scattered showers and isolated thunderstorms.
Some thunderstorms may be severe early in the
evening. Some thunderstorms may produce gusty
winds in the late evening and overnight. Chance
of precipitation 50 percent.
Chance of thunder...20 percent.
Min temperature.....36-41.
24 hr trend......Unchanged.
Max humidity........82-88 percent.
24 hr trend......13 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Southwest winds around 10 mph with gusts to
around 25 mph until 2100, then northwest with
gusts to around 25 mph until 2400, then
northeast with gusts to around 15 mph.
Ridge top winds.....West around 15 mph until 2400, then northeast.
Chc of wetting rain.12 percent.
Transport winds.....West around 15 mph until 2400, then northeast.
Mixing Height.......2000-4000 ft agl until 2400, then 600-800 ft
agl.
Smoke dispersal.....Poor to fair.
.SATURDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Scattered showers in the morning. Scattered
thunderstorms through the day. Numerous showers
in the afternoon. Some thunderstorms may
produce gusty winds early in the morning. Some
thunderstorms may produce gusty winds in the
late morning and afternoon. Chance of
precipitation 70 percent.
Chance of thunder...40 percent.
Max temperature.....47-52.
24 hr trend......16 degrees cooler.
Min humidity........69-75 percent.
24 hr trend......37 percent wetter.
20-foot winds.......Northeast winds around 15 mph until 0900, then
southeast until 1200, then southwest. Gusts up
to 30 mph.
Ridge top winds.....East around 20 mph until 1200, then southwest.
Chc of wetting rain.30 percent until 1200, then 55 percent.
Transport winds.....Southeast around 20 mph until 1200, then
southwest.
Mixing Height.......2200-4200 ft agl.
Smoke dispersal.....Fair to good.
.SATURDAY NIGHT...
Sky/weather.........Mostly cloudy. Numerous showers and isolated
thunderstorms in the evening, then chance of
showers and snow showers after midnight. No
snow accumulation. Some thunderstorms may
produce gusty winds early in the evening.
Chance of precipitation 70 percent.
Chance of thunder...10 percent.
Min temperature.....28-33.
24 hr trend......7 degrees cooler.
Max humidity........87-93 percent.
24 hr trend......4 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......West winds 10 to 15 mph with gusts to around 30
mph.
Ridge top winds.....West 15 to 20 mph.
Chc of wetting rain.20 percent until 2400, then 5 percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......1000-3000 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly cloudy. Snow showers likely in the
morning. Chance of showers through the day.
Slight chance of thunderstorms in the
afternoon. Little or no snow accumulation.
Chance of precipitation 70 percent.
Chance of thunder...10 percent.
Max temperature.....42-47.
24 hr trend......7 degrees cooler.
Min humidity........62-68 percent.
24 hr trend......4 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
southwest around 10 mph. Gusts up to 20 mph.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.15 percent.
Transport winds.....West around 10 mph until 1200, then southwest.
Mixing Height.......1000-3000 ft agl until 1200, then 3600-5400 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly cloudy. Chance of snow showers and slight
chance of showers in the evening, then slight chance of showers
and snow showers after midnight. Lows in the upper 20s. Winds
generally less than 10 mph.
.MONDAY...Partly cloudy. Lows in the upper 20s. Highs in the
lower 50s. Winds generally less than 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows in the lower 30s.
Highs 57 to 62. Winds generally less than 10 mph.
.THURSDAY...Mostly clear. Lows in the lower 30s. Highs in the
lower 60s.
.FRIDAY...Mostly sunny. Slight chance of showers in the
afternoon. Highs in the lower 60s.
$$
WYZ277-042115-
Lincoln and Uinta Counties/Lower Elevations-
Including the cities of Evanston, Fort Bridger, and Kemmerer
113 PM MDT Fri Oct 3 2025
.THIS AFTERNOON...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms through the day. Some
thunderstorms may be severe. Chance of
precipitation 20 percent.
Chance of thunder...10 percent.
Max temperature.....65-70.
24 hr trend......Unchanged.
Min humidity........26-32 percent.
24 hr trend......1 percent wetter.
20-foot winds.......Southwest winds around 15 mph with gusts to
around 35 mph.
Ridge top winds.....Southwest around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 25 mph.
Mixing Height.......8000-10000 ft agl.
Smoke dispersal.....Excellent.
.TONIGHT...
Sky/weather.........Mostly cloudy. Scattered showers and isolated
thunderstorms. Some thunderstorms may be severe
early in the evening. Some thunderstorms may
produce gusty winds in the late evening and
overnight. Chance of precipitation 50 percent.
Chance of thunder...20 percent.
Min temperature.....36-41.
24 hr trend......5 degrees cooler.
Max humidity........87-93 percent.
24 hr trend......24 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Southwest winds around 10 mph with gusts to
around 25 mph until 2100, then northwest with
gusts to around 25 mph until 2400, then
downslope/downvalley 4-7 mph until 0300, then
northeast around 10 mph with gusts to around 15
mph.
Ridge top winds.....West around 15 mph until 2400, then northeast.
Chc of wetting rain.10 percent until 2400, then 20 percent.
Transport winds.....Southwest around 15 mph until 2400, then
northeast.
Mixing Height.......1600-3600 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Poor.
.SATURDAY...
Sky/weather.........Mostly cloudy. Scattered showers and
thunderstorms in the morning, then showers and
isolated thunderstorms in the afternoon. Some
thunderstorms may produce gusty winds in the
morning. Some thunderstorms may produce gusty
winds in the afternoon. Chance of precipitation
near 100 percent.
Chance of thunder...30 percent.
Max temperature.....46-51.
24 hr trend......20 degrees cooler.
Min humidity........73-79 percent.
24 hr trend......49 percent wetter.
20-foot winds.......Northeast winds around 10 mph with gusts to
around 25 mph until 0900, then west 15 to 20
mph with gusts to around 35 mph.
Ridge top winds.....West around 15 mph until 1200, then around 25
mph.
Chc of wetting rain.45 percent until 1200, then 75 percent.
Transport winds.....South around 15 mph until 1200, then west
around 25 mph.
Mixing Height.......1000-3000 ft agl.
Smoke dispersal.....Poor to fair.
.SATURDAY NIGHT...
Sky/weather.........Mostly cloudy. Scattered showers through the
night. Chance of snow showers after midnight.
Chance of precipitation 50 percent.
Chance of thunder...0 percent.
Min temperature.....30-35.
24 hr trend......5 degrees cooler.
Max humidity........88-94 percent.
24 hr trend......2 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......West winds 15 to 20 mph until 0300, then around
10 mph. Gusts up to 35 mph.
Ridge top winds.....West 20 to 25 mph.
Chc of wetting rain.10 percent until 2400, then zero percent.
Transport winds.....West 20 to 25 mph.
Mixing Height.......600-2600 ft agl.
Smoke dispersal.....Poor to fair.
.SUNDAY...
Sky/weather.........Mostly cloudy. Chance of snow showers in the
morning. Chance of showers through the day.
Chance of precipitation 50 percent.
Chance of thunder...0 percent.
Max temperature.....44-49.
24 hr trend......1 degree cooler.
Min humidity........57-63 percent.
24 hr trend......18 percent drier.
20-foot winds.......West winds around 10 mph until 0900, then
upslope/upvalley 5-9 mph until 1200, then west
around 10 mph. Gusts up to 15 mph.
Ridge top winds.....West 10 to 15 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......1200-3200 ft agl until 1200, then 4000-5800 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Partly cloudy. Slight chance of showers in the
evening. Lows around 30. Winds generally less than 10 mph.
.MONDAY...Partly cloudy. Lows in the upper 20s. Highs in the
lower 50s. Winds generally less than 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows in the lower 30s.
Highs 58 to 63. Winds generally less than 10 mph.
.THURSDAY...Mostly clear. Lows in the mid 30s. Highs in the lower
60s.
.FRIDAY...Mostly sunny with slight chance of showers. Highs in
the mid 60s.
$$
WYZ279-042115-
Sweetwater County/Rock Springs BLM/Flaming Gorge NRA-
Including the cities of Green River, Rock Springs, and Wamsutter
113 PM MDT Fri Oct 3 2025
.THIS AFTERNOON...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Max temperature.....67-72.
24 hr trend......Unchanged.
Min humidity........21-27 percent.
24 hr trend......2 percent drier.
20-foot winds.......Breezy. South winds around 25 mph with gusts to
around 40 mph.
Ridge top winds.....South around 30 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 35 mph.
Mixing Height.......9000-10400 ft agl.
Smoke dispersal.....Excellent.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated thunderstorms early in
the evening. Isolated showers early in the
evening. Isolated thunderstorms in the late
evening and overnight. Some thunderstorms may
be severe early in the evening. Some
thunderstorms may produce gusty winds in the
late evening and overnight. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Min temperature.....42-47.
24 hr trend......3 degrees cooler.
Max humidity........75-81 percent.
24 hr trend......19 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......South winds 10 to 15 mph with gusts to around
30 mph.
Ridge top winds.....South 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 15 to 20 mph.
Mixing Height.......2400-4400 ft agl until 2400, then 400-600 ft
agl.
Smoke dispersal.....Good until 2400, then poor.
.SATURDAY...
Sky/weather.........Partly cloudy. Isolated thunderstorms in the
morning. Scattered showers through the day.
Scattered thunderstorms in the afternoon. Some
thunderstorms may produce gusty winds in the
morning. Some thunderstorms may produce gusty
winds in the afternoon. Chance of precipitation
50 percent.
Chance of thunder...30 percent.
Max temperature.....52-57.
24 hr trend......15 degrees cooler.
Min humidity........55-61 percent.
24 hr trend......30 percent wetter.
20-foot winds.......Breezy. South winds 15 to 20 mph until 1200,
then southwest 20 to 25 mph. Gusts up to 40
mph.
Ridge top winds.....South around 25 mph until 1200, then southwest.
Chc of wetting rain.15 percent until 1200, then 30 percent.
Transport winds.....Southwest 25 to 30 mph.
Mixing Height.......1600-3600 ft agl until 1200, then 4000-6000 ft
agl.
Smoke dispersal.....Fair to good until 1200, then very good.
.SATURDAY NIGHT...
Sky/weather.........Mostly cloudy. Isolated thunderstorms early in
the evening. Scattered showers through the
night. Some thunderstorms may produce gusty
winds early in the evening. Chance of
precipitation 50 percent.
Chance of thunder...10 percent.
Min temperature.....34-39.
24 hr trend......8 degrees cooler.
Max humidity........84-90 percent.
24 hr trend......8 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......West winds around 20 mph until 0300, then
around 10 mph. Gusts up to 35 mph.
Ridge top winds.....West 20 to 25 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....West 20 to 25 mph.
Mixing Height.......1200-3200 ft agl.
Smoke dispersal.....Poor to fair.
.SUNDAY...
Sky/weather.........Mostly cloudy. Slight chance of showers in the
morning. Chance of showers in the afternoon.
Chance of showers 50 percent.
Chance of thunder...0 percent.
Max temperature.....46-51.
24 hr trend......8 degrees cooler.
Min humidity........64-70 percent.
24 hr trend......6 percent wetter.
20-foot winds.......West winds around 10 mph with higher gusts.
Ridge top winds.....West around 15 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....West around 15 mph.
Mixing Height.......1400-3400 ft agl until 1200, then 4200-5400 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly cloudy with slight chance of showers. Lows
in the lower 30s. Northeast winds around 10 mph.
.MONDAY...Partly cloudy with slight chance of showers. Lows in
the lower 30s. Highs in the mid 50s. Winds generally less than
10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows in the mid 30s.
Highs 60 to 65. Winds generally less than 10 mph.
.THURSDAY THROUGH FRIDAY...Mostly clear. Lows in the upper 30s.
Highs in the mid 60s.
$$
WYZ289-042115-
Granite/Green/Ferris/Rattlesnake Mountains-
Including the city of Jeffrey City
113 PM MDT Fri Oct 3 2025
.THIS AFTERNOON...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....71-76.
24 hr trend......1 degree warmer.
Min humidity........16-22 percent.
24 hr trend......4 percent drier.
20-foot winds.......Breezy. Southwest winds around 25 mph with
gusts to around 40 mph.
Ridge top winds.....Southwest around 30 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 35 mph.
Mixing Height.......9200-10000 ft agl.
Smoke dispersal.....Excellent.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated thunderstorms in the
evening. Scattered showers and isolated
thunderstorms after midnight. Some
thunderstorms may be severe early in the
evening. Some thunderstorms may produce gusty
winds early in the morning. Chance of
precipitation 50 percent.
Chance of thunder...20 percent.
Min temperature.....46-51.
24 hr trend......3 degrees cooler.
Max humidity........69-75 percent.
24 hr trend......18 percent wetter.
Humidity recovery...Good.
20-foot winds.......South winds 10 to 15 mph with gusts to around
35 mph.
Ridge top winds.....South 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 15 to 20 mph.
Mixing Height.......2000-4000 ft agl until 2400, then 400-600 ft
agl.
Smoke dispersal.....Fair to good until 2400, then poor.
.SATURDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Scattered showers and isolated thunderstorms in
the morning, then numerous showers and
scattered thunderstorms in the afternoon. Some
thunderstorms may produce gusty winds in the
morning. Some thunderstorms may produce gusty
winds in the afternoon. Chance of precipitation
70 percent.
Chance of thunder...40 percent.
Max temperature.....58-63.
24 hr trend......14 degrees cooler.
Min humidity........48-54 percent.
24 hr trend......30 percent wetter.
20-foot winds.......South winds 10 to 15 mph until 1200, then
southwest around 20 mph. Gusts up to 35 mph.
Ridge top winds.....South 20 to 25 mph.
Chc of wetting rain.10 percent until 1200, then 50 percent.
Transport winds.....South around 20 mph until 1200, then southwest
around 30 mph.
Mixing Height.......800-2800 ft agl until 1200, then 3800-5600 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good.
.SATURDAY NIGHT...
Sky/weather.........Mostly cloudy. Isolated thunderstorms early in
the evening. Showers through the night. Snow
showers early in the morning. No snow
accumulation. Some thunderstorms may produce
gusty winds early in the evening. Chance of
precipitation 90 percent.
Chance of thunder...10 percent.
Min temperature.....34-39.
24 hr trend......11 degrees cooler.
Max humidity........85-91 percent.
24 hr trend......14 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......West winds 15 to 20 mph with gusts to around 40
mph.
Ridge top winds.....West 20 to 25 mph.
Chc of wetting rain.55 percent until 2400, then 25 percent.
Transport winds.....West 20 to 25 mph.
Mixing Height.......1400-3200 ft agl.
Smoke dispersal.....Poor to fair.
.SUNDAY...
Sky/weather.........Mostly cloudy. Snow showers likely in the
morning. Showers likely through the day. No
snow accumulation. Chance of precipitation 70
percent.
Chance of thunder...0 percent.
Max temperature.....41-46.
24 hr trend......16 degrees cooler.
Min humidity........67-73 percent.
24 hr trend......22 percent wetter.
20-foot winds.......Northwest winds around 10 mph until 1200, then
northeast. Gusts up to 25 mph.
Ridge top winds.....North around 15 mph.
Chc of wetting rain.30 percent until 1200, then 20 percent.
Transport winds.....North around 15 mph.
Mixing Height.......1800-3800 ft agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Cloudy with chance of showers and snow showers.
Lows in the lower 30s. Northeast winds around 10 mph.
.MONDAY...Partly cloudy. Slight chance of showers and snow
showers. Lows in the lower 30s. Highs around 50. Winds generally
less than 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows in the upper 30s.
Highs 58 to 63. Southwest winds around 10 mph.
.THURSDAY THROUGH FRIDAY...Mostly clear. Lows in the upper 30s.
Highs in the mid 60s.
$$
WYZ300-042115-
Casper Mountain-
113 PM MDT Fri Oct 3 2025
.THIS AFTERNOON...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....71-76.
24 hr trend......4 degrees warmer.
Min humidity........18-24 percent.
24 hr trend......6 percent drier.
20-foot winds.......Southwest winds around 20 mph with gusts to
around 35 mph.
Ridge top winds.....Southwest around 25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 30 mph.
Mixing Height.......8800-9800 ft agl.
Smoke dispersal.....Excellent.
.TONIGHT...
Sky/weather.........Partly cloudy. Scattered showers and isolated
thunderstorms after midnight. Some
thunderstorms may produce gusty winds early in
the morning. Chance of precipitation 30
percent.
Chance of thunder...10 percent.
Min temperature.....48-53.
24 hr trend......2 degrees cooler.
Max humidity........60-66 percent.
24 hr trend......9 percent wetter.
Humidity recovery...Good.
20-foot winds.......South winds around 15 mph. Gusts up to 25 mph
until 2400, then 35 mph.
Ridge top winds.....South around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 20 mph.
Mixing Height.......600-2600 ft agl until 2400, then 200-600 ft
agl.
Smoke dispersal.....Poor.
.SATURDAY...
Sky/weather.........Mostly cloudy. Numerous showers in the morning,
then showers and isolated thunderstorms in the
afternoon. Some thunderstorms may produce gusty
winds in the afternoon. Chance of precipitation
90 percent.
Chance of thunder...20 percent.
Max temperature.....59-64.
24 hr trend......12 degrees cooler.
Min humidity........54-60 percent.
24 hr trend......32 percent wetter.
20-foot winds.......South winds 10 to 15 mph until 1200, then
southwest around 20 mph. Gusts up to 35 mph.
Ridge top winds.....South 20 to 25 mph.
Chc of wetting rain.25 percent until 1200, then 65 percent.
Transport winds.....South around 20 mph until 1200, then southwest
around 30 mph.
Mixing Height.......400-2400 ft agl until 1200, then 3200-5200 ft
agl.
Smoke dispersal.....Poor until 1200, then good to very good.
.SATURDAY NIGHT...
Sky/weather.........Mostly cloudy. Isolated thunderstorms in the
evening. Showers likely through the night. Snow
showers likely early in the morning. No snow
accumulation. Some thunderstorms may produce
gusty winds in the evening. Chance of
precipitation 70 percent.
Chance of thunder...20 percent.
Min temperature.....33-38.
24 hr trend......14 degrees cooler.
Max humidity........87-93 percent.
24 hr trend......30 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......West winds 15 to 20 mph with gusts to around 30
mph.
Ridge top winds.....West around 20 mph.
Chc of wetting rain.35 percent until 2400, then 55 percent.
Transport winds.....West 20 to 25 mph.
Mixing Height.......1000-2600 ft agl.
Smoke dispersal.....Poor to fair.
.SUNDAY...
Sky/weather.........Cloudy. Showers and snow showers likely in the
morning, then chance of showers and snow
showers in the afternoon. Little or no snow
accumulation. Chance of precipitation 70
percent.
Chance of thunder...0 percent.
Max temperature.....39-44.
24 hr trend......19 degrees cooler.
Min humidity........78-84 percent.
24 hr trend......27 percent wetter.
20-foot winds.......Northwest winds around 10 mph until 1200, then
upslope/upvalley 5-9 mph until 1500, then north
around 10 mph. Gusts up to 25 mph.
Ridge top winds.....Northwest 10 to 15 mph.
Chc of wetting rain.35 percent until 1200, then 25 percent.
Transport winds.....Northwest 10 to 15 mph.
Mixing Height.......1200-3200 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Cloudy with chance of showers and snow showers.
Lows in the mid 30s. East winds around 10 mph.
.MONDAY...Partly cloudy. Chance of showers and snow showers. Lows
in the lower 30s. Highs in the upper 40s. Winds generally less
than 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows in the upper 30s.
Highs 56 to 61. Southwest winds around 10 mph.
.THURSDAY THROUGH FRIDAY...Mostly clear. Lows around 40. Highs in
the lower 60s.
$$