Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
136
FNUS55 KRIW 131049
FWFRIW
Fire Weather Planning Forecast for Western and Central Wyoming
National Weather Service Riverton WY
449 AM MDT Mon Oct 13 2025
.DISCUSSION...
...Yellowstone NP and Teton dispatch areas (includes fire weather
zones 140...414...415...and 416)...
Most of the day will be a dry day. Moisture moving in from the
south will bring a few showers to the southern zones later this
afternoon, with a better chances of showers across most of the area
Monday night. Relative humidity will remain above critical levels.
Wind should remain light to moderate. Mixing and smoke dispersal
will be generally good to excellent in the afternoon.
...Cody dispatch area (includes fire weather zones 275...276...
282...283...285...286...287...288...and 289)...
Most of the day will be a dry day. Moisture moving in from the
south may bring isolated to the southern zones later this
afternoon, with a better chances of showers across most of the area
Monday night. Relative humidity will remain above critical levels.
Wind should remain light to moderate, with the breeziest conditions
in the northern zones. Mixing and smoke dispersal will be generally
fair to good in the afternoon.
...Casper dispatch area (includes fire weather zones 277...278...
279...280...281...285...289...and 300)...
Most of the day will be a dry day. Moisture moving in from the
south may bring isolated to the southern zones later this
afternoon, with a better chances of showers across most of the area
Monday night. Relative humidity will remain above critical levels.
Wind should remain light to moderate, with the breeziest conditions
in the northern zones as well as portions of Zone 279. Mixing and
smoke dispersal will range from fair to good in the northern zones
to very good in the southern zones.
...Thunderstorms imply strong gusty and erratic winds...
WYZ280-141300-
Natrona County/Casper BLM-
Including the cities of Casper and Midwest
449 AM MDT Mon Oct 13 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Widespread frost early in the morning.
Chance of thunder...0 percent.
Max temperature.....57-62.
24 hr trend......4 degrees warmer.
Min humidity........32-38 percent.
24 hr trend......9 percent wetter.
20-foot winds.......East winds 10 to 15 mph with gusts to around 25
mph.
Ridge top winds.....East around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast 15 to 20 mph.
Mixing Height.......400-1800 ft agl until 1200, then 2600-4600 ft
agl.
Smoke dispersal.....Poor to fair.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of showers in the late evening
and overnight. Chance of showers 20 percent.
Chance of thunder...0 percent.
Min temperature.....36-41.
24 hr trend......6 degrees warmer.
Max humidity........81-87 percent.
24 hr trend......10 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Northeast winds 10 to 15 mph with gusts to
around 30 mph until 0300, then
downslope/downvalley 4-7 mph.
Ridge top winds.....Northeast 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....East 15 to 20 mph.
Mixing Height.......400-1200 ft agl.
Smoke dispersal.....Poor.
.TUESDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Slight chance of showers in the morning. Chance
of showers 20 percent.
Chance of thunder...0 percent.
Max temperature.....65-70.
24 hr trend......8 degrees warmer.
Min humidity........37-43 percent.
24 hr trend......7 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then south
around 10 mph with gusts to around 25 mph.
Ridge top winds.....Southeast around 10 mph until 1200, then south.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph until 1200, then southwest
around 20 mph.
Mixing Height.......400-2400 ft agl until 1200, then 3400-5400 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly clear. Slight chance of showers in the
evening, then slight chance of showers and thunderstorms after
midnight. Lows around 40. East winds around 10 mph.
.WEDNESDAY...Partly cloudy with chance of showers and slight
chance of thunderstorms. Lows in the upper 30s. Highs in the mid
60s. Southwest winds around 10 mph.
.THURSDAY...Cooler. Partly cloudy with chance of showers. Lows in
the mid 30s. Highs in the lower 50s. West winds around 15 mph.
.FRIDAY...Partly cloudy with chance of showers and snow showers.
Lows in the lower 30s. Highs in the mid 50s. West winds around
15 mph.
.SATURDAY...Mostly clear with slight chance of showers and snow
showers. Lows in the mid 30s. Highs in the mid 50s.
.SUNDAY...Mostly sunny. Highs in the lower 60s.
$$
WYZ283-141300-
Upper Wind River Basin/Wind River Basin-
Including the cities of Crowheart, Lander, Riverton, and Shoshoni
449 AM MDT Mon Oct 13 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Widespread frost early in the morning.
Chance of thunder...0 percent.
Max temperature.....52-57.
24 hr trend......2 degrees warmer.
Min humidity........38-44 percent.
24 hr trend......14 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then east
around 10 mph. Gusts up to 20 mph.
Ridge top winds.....Northeast 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast 10 to 15 mph.
Mixing Height.......400-2000 ft agl until 1200, then 2400-4400 ft
agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy. Slight chance of showers late in
the evening. Chance of showers after midnight.
Chance of showers 50 percent.
Chance of thunder...0 percent.
Min temperature.....33-38.
24 hr trend......6 degrees warmer.
Max humidity........85-91 percent.
24 hr trend......22 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Northeast winds around 10 mph until 2400, then
downslope/downvalley 4-7 mph. Gusts up to 25
mph.
Ridge top winds.....Northeast 10 to 15 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....Northeast 10 to 15 mph.
Mixing Height.......800-1800 ft agl.
Smoke dispersal.....Poor.
.TUESDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Slight chance of showers in the morning. Chance
of showers 20 percent.
Chance of thunder...0 percent.
Max temperature.....57-62.
24 hr trend......5 degrees warmer.
Min humidity........50-56 percent.
24 hr trend......12 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then
southeast around 10 mph with gusts to around 25
mph.
Ridge top winds.....Northwest around 10 mph until 1200, then
southeast.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast 10 to 15 mph.
Mixing Height.......400-2000 ft agl until 1200, then 2200-4200 ft
agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly clear. Slight chance of showers in the
evening, then chance of showers and slight chance of
thunderstorms after midnight. Lows in the upper 30s. Southeast
winds around 10 mph.
.WEDNESDAY...Partly cloudy. Chance of showers. Lows in the mid
30s. Highs in the lower 60s. Southwest winds around 10 mph.
.THURSDAY...Partly cloudy with chance of showers. Lows in the
lower 30s. Highs in the lower 50s. West winds around 10 mph.
.FRIDAY...Partly cloudy with chance of showers and snow showers.
Lows in the lower 30s. Highs in the mid 50s. West winds around
10 mph.
.SATURDAY...Mostly clear. Slight chance of showers and snow
showers. Lows in the lower 30s. Highs in the mid 50s.
.SUNDAY...Mostly sunny. Highs in the lower 60s.
$$
WYZ285-141300-
South Bighorn Mountains-
449 AM MDT Mon Oct 13 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Chance of thunder...0 percent.
Max temperature.....49-54.
24 hr trend......3 degrees warmer.
Min humidity........38-44 percent.
24 hr trend......9 percent wetter.
20-foot winds.......South winds around 10 mph until 1500, then
east. Gusts up to 25 mph.
Ridge top winds.....Southeast around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast around 15 mph.
Mixing Height.......600-2600 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy. Slight chance of showers in the
late evening and overnight. Chance of showers
20 percent.
Chance of thunder...0 percent.
Min temperature.....32-37.
24 hr trend......4 degrees warmer.
Max humidity........76-82 percent.
24 hr trend......9 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Northeast winds 10 to 15 mph until 0300, then
downslope/downvalley 4-7 mph. Gusts up to 25
mph.
Ridge top winds.....Northeast 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....East 10 to 15 mph.
Mixing Height.......200-1000 ft agl.
Smoke dispersal.....Poor.
.TUESDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Slight chance of showers in the morning. Chance
of showers 20 percent.
Chance of thunder...0 percent.
Max temperature.....56-61.
24 hr trend......8 degrees warmer.
Min humidity........47-53 percent.
24 hr trend......7 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then south
10 to 15 mph with gusts to around 25 mph.
Ridge top winds.....South around 10 mph until 1200, then around 20
mph.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph until 1200, then around 20
mph.
Mixing Height.......200-2200 ft agl until 1200, then 2400-4400 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly clear. Slight chance of showers in the
evening, then chance of showers and slight chance of
thunderstorms after midnight. Lows in the lower 40s. Southeast
winds around 10 mph.
.WEDNESDAY...Partly cloudy with showers, snow showers likely and
slight chance of thunderstorms. Lows in the mid 30s. Highs in the
upper 50s. Southwest winds around 15 mph.
.THURSDAY...Colder. Partly cloudy. Chance of showers, snow
showers and slight chance of thunderstorms. Lows in the lower
30s. Highs in the mid 40s. West winds around 10 mph.
.FRIDAY...Partly cloudy with chance of snow showers and showers.
Lows in the lower 30s. Highs in the upper 40s. West winds around
15 mph.
.SATURDAY...Mostly clear with slight chance of snow showers. Lows
in the mid 30s. Highs in the mid 40s.
.SUNDAY...Not as cool. Mostly sunny. Highs in the upper 50s.
$$
WYZ281-141300-
Johnson County/Casper BLM-
Including the cities of Buffalo and Kaycee
449 AM MDT Mon Oct 13 2025
...FREEZE WARNING IN EFFECT UNTIL 9 AM MDT THIS MORNING...
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Widespread frost early in the morning. Areas of
frost late in the morning.
Chance of thunder...0 percent.
Max temperature.....51-56.
24 hr trend......3 degrees warmer.
Min humidity........39-45 percent.
24 hr trend......6 percent drier.
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.Zero percent.
Transport winds.....East 10 to 15 mph.
Mixing Height.......1200-3200 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of thunder...0 percent.
Min temperature.....35-40.
24 hr trend......8 degrees warmer.
Max humidity........76-82 percent.
24 hr trend......8 percent drier.
Humidity recovery...Excellent.
20-foot winds.......North winds 10 to 15 mph until 0300, then
southeast. Gusts up to 25 mph.
Ridge top winds.....North around 15 mph until 2400, then east.
Chc of wetting rain.Zero percent.
Transport winds.....Northeast around 15 mph.
Mixing Height.......400-1200 ft agl.
Smoke dispersal.....Poor.
.TUESDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Chance of thunder...0 percent.
Max temperature.....60-65.
24 hr trend......9 degrees warmer.
Min humidity........46-52 percent.
24 hr trend......10 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
southeast around 10 mph. Gusts up to 15 mph.
Ridge top winds.....Southeast 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South around 15 mph.
Mixing Height.......400-2000 ft agl until 1200, then 3000-5000 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Partly cloudy with slight chance of showers.
Lows in the lower 40s. North winds around 10 mph.
.WEDNESDAY...Partly cloudy. Showers likely and slight chance of
thunderstorms. Lows around 40. Highs in the mid 60s. Southwest
winds around 10 mph.
.THURSDAY...Cooler. Mostly cloudy with chance of showers and
slight chance of thunderstorms. Lows in the mid 30s. Highs in the
lower 50s. Northwest winds around 10 mph.
.FRIDAY...Partly cloudy with chance of showers. Lows in the lower
30s. Highs in the upper 50s. Northwest winds around 10 mph.
.SATURDAY...Mostly clear with slight chance of showers and snow
showers. Lows in the mid 30s. Highs in the mid 50s.
.SUNDAY...Warmer. Mostly sunny. Highs in the upper 60s.
$$
WYZ282-141300-
South Bighorn Basin/Worland BLM-
Including the cities of Ten Sleep, Thermopolis, and Worland
449 AM MDT Mon Oct 13 2025
...FREEZE WARNING IN EFFECT UNTIL 9 AM MDT THIS MORNING...
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Widespread frost early in the morning.
Chance of thunder...0 percent.
Max temperature.....50-55.
24 hr trend......4 degrees cooler.
Min humidity........40-46 percent.
24 hr trend......12 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then north
around 10 mph. Gusts up to 15 mph.
Ridge top winds.....North 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....North 10 to 15 mph.
Mixing Height.......800-2800 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy. Slight chance of showers in the
late evening and overnight. Chance of showers
20 percent.
Chance of thunder...0 percent.
Min temperature.....31-36.
24 hr trend......2 degrees warmer.
Max humidity........80-86 percent.
24 hr trend......12 percent wetter.
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.....North 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....North 10 to 15 mph.
Mixing Height.......1000-2000 ft agl.
Smoke dispersal.....Poor.
.TUESDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Chance of thunder...0 percent.
Max temperature.....57-62.
24 hr trend......8 degrees warmer.
Min humidity........47-53 percent.
24 hr trend......8 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph.
Ridge top winds.....North around 10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northeast around 10 mph until 1200, then
southeast.
Mixing Height.......800-2800 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly clear. Slight chance of showers in the
evening, then chance of showers after midnight. Lows in the upper
30s. Winds generally less than 10 mph.
.WEDNESDAY...Partly cloudy with chance of showers and slight
chance of thunderstorms. Lows in the upper 30s. Highs in the
lower 60s. Southwest winds around 10 mph.
.THURSDAY...Cooler. Mostly cloudy. Chance of showers and slight
chance of thunderstorms. Lows in the mid 30s. Highs in the lower
50s. Winds generally less than 10 mph.
.FRIDAY...Partly cloudy with chance of showers and snow showers.
Lows in the lower 30s. Highs in the mid 50s. Winds generally less
than 10 mph.
.SATURDAY...Mostly clear. Slight chance of showers and snow
showers. Lows in the lower 30s. Highs in the mid 50s.
.SUNDAY...Mostly sunny. Highs in the mid 60s.
$$
WYZ275-141300-
North Bighorn Basin/Worland BLM-
Including the cities of Greybull, Lovell, and Powell
449 AM MDT Mon Oct 13 2025
...FREEZE WARNING IN EFFECT UNTIL 9 AM MDT THIS MORNING...
.TODAY...
Sky/weather.........Partly cloudy. Widespread frost and patchy fog
early in the morning.
Chance of thunder...0 percent.
Max temperature.....46-51.
24 hr trend......5 degrees cooler.
Min humidity........51-57 percent.
24 hr trend......13 percent wetter.
20-foot winds.......Northwest winds 10 to 15 mph with gusts to
around 25 mph.
Ridge top winds.....Northwest around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 15 mph.
Mixing Height.......600-2600 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of showers after midnight.
Widespread frost after midnight. Chance of
showers 20 percent.
Chance of thunder...0 percent.
Min temperature.....31-36.
24 hr trend......2 degrees warmer.
Max humidity........83-89 percent.
24 hr trend......2 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Northwest winds 10 to 15 mph until 0300, then
downslope/downvalley 4-7 mph. Gusts up to 25
mph.
Ridge top winds.....Northwest 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 15 to 20 mph.
Mixing Height.......600-1600 ft agl.
Smoke dispersal.....Poor.
.TUESDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Chance of thunder...0 percent.
Max temperature.....53-58.
24 hr trend......7 degrees warmer.
Min humidity........55-61 percent.
24 hr trend......5 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph. Gusts up to 15 mph.
Ridge top winds.....West around 10 mph until 1200, then east.
Chc of wetting rain.Zero percent.
Transport winds.....West around 10 mph until 1200, then southeast.
Mixing Height.......400-2400 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Partly cloudy. Slight chance of showers in the
evening, then chance of showers after midnight. Lows in the upper
30s. Northwest winds around 10 mph.
.WEDNESDAY...Partly cloudy. Showers likely and slight chance of
thunderstorms. Lows in the upper 30s. Highs in the upper 50s.
West winds around 10 mph.
.THURSDAY...Mostly cloudy. Chance of showers. Lows in the mid
30s. Highs in the lower 50s. West winds around 10 mph.
.FRIDAY...Partly cloudy with chance of showers and snow showers.
Lows in the lower 30s. Highs in the mid 50s. West winds around
10 mph.
.SATURDAY...Mostly clear. Slight chance of showers and snow
showers. Lows in the mid 30s. Highs in the mid 50s.
.SUNDAY...Partly cloudy. Highs in the lower 60s.
$$
WYZ276-141300-
Cody Foothills-
Including the cities of Clark, Cody, and Meeteetse
449 AM MDT Mon Oct 13 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Patchy fog early in the morning. Widespread
frost early in the morning. Areas of frost late
in the morning.
Chance of thunder...0 percent.
Max temperature.....41-46.
24 hr trend......7 degrees cooler.
Min humidity........53-59 percent.
24 hr trend......23 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.....Northeast around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northeast around 15 mph.
Mixing Height.......800-2800 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Widespread frost late in the evening.
Widespread frost early in the morning. Slight
chance of snow showers after midnight. Slight
chance of showers after midnight. Slight chance
of snow showers after midnight. Chance of
precipitation 20 percent.
Chance of thunder...0 percent.
Min temperature.....29-34.
24 hr trend......2 degrees warmer.
Max humidity........78-84 percent.
24 hr trend......6 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......North winds around 10 mph with gusts to around
25 mph until 2400, then downslope/downvalley
4-7 mph.
Ridge top winds.....North 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....North 10 to 15 mph.
Mixing Height.......600-2000 ft agl.
Smoke dispersal.....Poor.
.TUESDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Chance of thunder...0 percent.
Max temperature.....50-55.
24 hr trend......9 degrees warmer.
Min humidity........58-64 percent.
24 hr trend......1 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then east
around 10 mph. Gusts up to 15 mph.
Ridge top winds.....East 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast 10 to 15 mph.
Mixing Height.......800-2800 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Partly cloudy with chance of showers. Lows in
the mid 30s. Winds generally less than 10 mph.
.WEDNESDAY...Mostly cloudy. Showers likely and slight chance of
thunderstorms. Lows in the mid 30s. Highs in the lower 50s. Winds
generally less than 10 mph.
.THURSDAY...Mostly cloudy. Showers likely and chance of snow
showers. Lows in the mid 30s. Highs in the upper 40s. West winds
around 10 mph.
.FRIDAY...Partly cloudy with chance of showers and snow showers.
Lows in the lower 30s. Highs in the mid 50s. West winds around
10 mph.
.SATURDAY...Mostly clear. Slight chance of showers and snow
showers. Lows in the upper 30s. Highs in the lower 50s.
.SUNDAY...Partly cloudy. Slight chance of showers in the
afternoon. Highs around 60.
$$
WYZ287-141300-
Owl Creek Mountains-
449 AM MDT Mon Oct 13 2025
.TODAY...
Sky/weather.........Sunny then becoming partly cloudy.
Chance of thunder...0 percent.
Max temperature.....47-52.
24 hr trend......2 degrees cooler.
Min humidity........44-50 percent.
24 hr trend......14 percent wetter.
20-foot winds.......South winds around 10 mph until 0900, then
upslope/upvalley 5-9 mph until 1200, then east
around 10 mph. Gusts up to 20 mph.
Ridge top winds.....Southeast 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....East 10 to 15 mph.
Mixing Height.......600-2600 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy. Slight chance of showers and
snow showers in the evening, then chance of
showers and snow showers after midnight. Chance
of precipitation 40 percent.
Chance of thunder...0 percent.
Min temperature.....30-35.
24 hr trend......3 degrees warmer.
Max humidity........78-84 percent.
24 hr trend......17 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Northeast winds around 10 mph until 0300, then
downslope/downvalley 4-7 mph. Gusts up to 25
mph.
Ridge top winds.....Northeast 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northeast 10 to 15 mph.
Mixing Height.......200-1800 ft agl.
Smoke dispersal.....Poor.
.TUESDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Chance of thunder...0 percent.
Max temperature.....51-56.
24 hr trend......7 degrees warmer.
Min humidity........58-64 percent.
24 hr trend......8 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
southeast around 10 mph. Gusts up to 15 mph.
Ridge top winds.....Southeast around 10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph.
Mixing Height.......400-2400 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Partly cloudy. Slight chance of showers in the
evening, then chance of showers after midnight. Lows in the mid
30s. Winds generally less than 10 mph.
.WEDNESDAY...Partly cloudy with chance of showers, snow showers
and slight chance of thunderstorms. Lows in the mid 30s. Highs in
the mid 50s. West winds around 10 mph.
.THURSDAY...Partly cloudy. Chance of showers and snow showers.
Lows in the mid 30s. Highs in the mid 40s. Northwest winds around
10 mph.
.FRIDAY...Partly cloudy with chance of showers and snow showers.
Lows in the lower 30s. Highs in the lower 50s. West winds around
10 mph.
.SATURDAY...Mostly clear. Slight chance of showers and snow
showers. Lows in the mid 30s. Highs around 50.
.SUNDAY...Mostly sunny. Highs in the upper 50s.
$$
WYZ286-141300-
Absaroka Mountains/North Shoshone NF-
Including the city of Pahaska
449 AM MDT Mon Oct 13 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Widespread frost early in the morning.
Chance of thunder...0 percent.
Max temperature.....40-45.
24 hr trend......7 degrees warmer.
Min humidity........51-57 percent.
24 hr trend......7 percent drier.
20-foot winds.......Southeast winds around 10 mph with higher
gusts.
Ridge top winds.....Southeast around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast around 15 mph.
Mixing Height.......1000-3000 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of showers and snow showers in
the evening. Chance of showers and snow showers
after midnight. Widespread frost early in the
evening. Widespread frost in the late evening
and early morning. Widespread frost early in
the morning. Chance of precipitation 50
percent.
Chance of thunder...0 percent.
Min temperature.....25-30.
24 hr trend......5 degrees warmer.
Max humidity........80-86 percent.
24 hr trend......3 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Southeast winds around 10 mph until 2400, then
downslope/downvalley 4-7 mph. Gusts up to 15
mph.
Ridge top winds.....Southeast 10 to 15 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....Southeast 10 to 15 mph.
Mixing Height.......400-1400 ft agl.
Smoke dispersal.....Poor.
.TUESDAY...
Sky/weather.........Partly cloudy. Slight chance of showers in the
morning. Chance of snow showers through the
day. Chance of showers in the afternoon. Chance
of precipitation 50 percent.
Chance of thunder...0 percent.
Max temperature.....45-50.
24 hr trend......5 degrees warmer.
Min humidity........59-65 percent.
24 hr trend......6 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
southeast around 10 mph. Gusts up to 15 mph.
Ridge top winds.....Southeast 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 10 to 15 mph.
Mixing Height.......1400-3400 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Partly cloudy. Chance of showers and snow
showers in the evening, then showers, snow showers likely and
slight chance of thunderstorms after midnight. Lows in the lower
30s. Winds generally less than 10 mph.
.WEDNESDAY...Snow showers, showers likely and slight chance of
thunderstorms. Lows in the upper 20s. Highs in the mid 40s. West
winds around 10 mph.
.THURSDAY...Mostly cloudy with snow showers, showers likely and
slight chance of thunderstorms. Lows in the upper 20s. Highs in
the upper 30s. West winds around 10 mph.
.FRIDAY...Partly cloudy with chance of snow showers and showers.
Lows in the upper 20s. Highs around 40. West winds around 15 mph.
.SATURDAY...Mostly clear with slight chance of snow showers. Lows
around 30. Highs in the lower 40s.
.SUNDAY...Partly cloudy. Slight chance of snow showers in the
morning, then slight chance of showers and snow showers in the
afternoon. Highs in the upper 40s.
$$
WYZ140-141300-
Yellowstone National Park-
Including the cities of Lake, Mammoth, and Old Faithful
449 AM MDT Mon Oct 13 2025
.TODAY...
Sky/weather.........Partly cloudy. Widespread frost in the morning.
Chance of thunder...0 percent.
Max temperature.....45-50.
24 hr trend......14 degrees warmer.
Min humidity........54-60 percent.
24 hr trend......26 percent drier.
20-foot winds.......Southeast winds around 10 mph and gusty.
Ridge top winds.....Southeast around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South around 15 mph.
Mixing Height.......400-2400 ft agl until 1200, then 2600-4600 ft
agl.
Smoke dispersal.....Poor to fair.
.TONIGHT...
Sky/weather.........Partly cloudy. Widespread frost late in the
evening. Widespread frost after midnight.
Slight chance of showers and snow showers after
midnight. Chance of showers and snow showers
early in the morning. Chance of precipitation
50 percent.
Chance of thunder...0 percent.
Min temperature.....25-30.
24 hr trend......5 degrees warmer.
Max humidity........83-89 percent.
24 hr trend......2 percent drier.
Humidity recovery...Excellent.
20-foot winds.......East winds around 10 mph and gusty.
Ridge top winds.....East around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast around 15 mph.
Mixing Height.......400-1200 ft agl.
Smoke dispersal.....Poor.
.TUESDAY...
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.....47-52.
24 hr trend......1 degree warmer.
Min humidity........60-66 percent.
24 hr trend......7 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then south
around 10 mph until 1500, then upslope/upvalley
5-9 mph. Gusts up to 15 mph.
Ridge top winds.....South around 10 mph.
Chc of wetting rain.10 percent until 1200, then 25 percent.
Transport winds.....South 10 to 15 mph.
Mixing Height.......1400-3400 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Showers and snow showers likely in the evening,
then snow showers with possible showers and thunderstorms likely
after midnight. Lows around 30. Winds generally less than 10 mph.
.WEDNESDAY...Showers, snow showers and slight chance of
thunderstorms. Lows in the upper 20s. Highs in the lower 40s.
Winds generally less than 10 mph.
.THURSDAY...Mostly cloudy with snow showers likely and slight
chance of thunderstorms. Lows in the mid 20s. Highs in the mid
30s. Southwest winds around 10 mph.
.FRIDAY...Mostly cloudy. Chance of snow showers. Lows in the
lower 20s. Highs in the upper 30s. Southwest winds around 10 mph.
.SATURDAY...Partly cloudy with slight chance of snow showers.
Lows in the mid 20s. Highs around 40.
.SUNDAY...Partly cloudy. Slight chance of snow showers in the
morning, then chance of showers and snow showers in the
afternoon. Highs in the mid 40s.
$$
WYZ415-141300-
North Zone Bridger Teton NF and Grand Teton NP-
Including the cities of Jackson and Moran
449 AM MDT Mon Oct 13 2025
.TODAY...
Sky/weather.........Mostly sunny. Widespread frost early in the
morning.
Chance of thunder...0 percent.
Max temperature.....46-51.
24 hr trend......15 degrees warmer.
Min humidity........54-60 percent.
24 hr trend......26 percent drier.
20-foot winds.......Southeast winds around 10 mph with higher
gusts.
Ridge top winds.....Southeast around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 15 to 20 mph.
Mixing Height.......600-2600 ft agl until 1200, then 3400-5400 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of showers and snow showers late
in the evening. Chance of showers and snow
showers after midnight. Chance of precipitation
50 percent.
Chance of thunder...0 percent.
Min temperature.....29-34.
24 hr trend......10 degrees warmer.
Max humidity........85-91 percent.
24 hr trend......1 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......East winds 10 to 15 mph with gusts to around 25
mph.
Ridge top winds.....East around 15 mph.
Chc of wetting rain.Zero percent until 2400, then 10 percent.
Transport winds.....Southeast around 15 mph.
Mixing Height.......400-1800 ft agl.
Smoke dispersal.....Poor.
.TUESDAY...
Sky/weather.........Mostly cloudy. Showers and snow showers likely
in the morning, then chance of showers in the
afternoon. Little or no snow accumulation.
Chance of precipitation 70 percent.
Chance of thunder...0 percent.
Max temperature.....46-51.
24 hr trend......Unchanged.
Min humidity........71-77 percent.
24 hr trend......15 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
southeast around 10 mph. Gusts up to 15 mph.
Ridge top winds.....Southeast 10 to 15 mph.
Chc of wetting rain.20 percent.
Transport winds.....South around 15 mph.
Mixing Height.......1400-3400 ft agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Showers and snow showers likely in the evening,
then showers, snow showers and slight chance of thunderstorms
after midnight. Lows in the lower 30s. Southeast winds around
10 mph.
.WEDNESDAY...Showers, snow showers and slight chance of
thunderstorms. Lows in the upper 20s. Highs in the lower 40s.
Winds generally less than 10 mph.
.THURSDAY...Mostly cloudy with snow showers, showers and slight
chance of thunderstorms. Lows in the mid 20s. Highs in the mid
30s. Winds generally less than 10 mph.
.FRIDAY...Mostly cloudy. Chance of snow showers and showers. Lows
in the mid 20s. Highs in the upper 30s. West winds around 10 mph.
.SATURDAY...Mostly clear with slight chance of snow showers. Lows
in the mid 20s. Highs in the lower 40s.
.SUNDAY...Partly cloudy. Slight chance of showers and snow
showers in the morning, then chance of snow showers and slight
chance of showers in the afternoon. Highs in the upper 40s.
$$
WYZ416-141300-
West Wind River Mountains/East Zone Bridger Teton NF-
449 AM MDT Mon Oct 13 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Widespread frost early in the morning.
Chance of thunder...0 percent.
Max temperature.....44-49.
24 hr trend......15 degrees warmer.
Min humidity........51-57 percent.
24 hr trend......14 percent drier.
20-foot winds.......Southeast winds 10 to 15 mph with higher gusts.
Ridge top winds.....Southeast around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 15 to 20 mph.
Mixing Height.......800-2800 ft agl until 1200, then 3600-5600 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
.TONIGHT...
Sky/weather.........Mostly cloudy. Slight chance of showers,
thunderstorms and snow showers early in the
evening, then chance of showers and snow
showers in the late evening and overnight.
Chance of precipitation 50 percent.
Chance of thunder...10 percent.
Min temperature.....31-36.
24 hr trend......11 degrees warmer.
Max humidity........86-92 percent.
24 hr trend......11 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Southeast winds 10 to 15 mph with gusts to
around 25 mph.
Ridge top winds.....Southeast 15 to 20 mph.
Chc of wetting rain.Zero percent until 2400, then 35 percent.
Transport winds.....Southeast 15 to 20 mph.
Mixing Height.......400-1600 ft agl.
Smoke dispersal.....Poor.
.TUESDAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of snow showers in the morning. Chance
of showers through the day. Chance of snow
showers late in the afternoon. Chance of
precipitation 50 percent.
Chance of thunder...0 percent.
Max temperature.....46-51.
24 hr trend......1 degree warmer.
Min humidity........61-67 percent.
24 hr trend......7 percent wetter.
20-foot winds.......South winds 10 to 15 mph with gusts to around
25 mph.
Ridge top winds.....South 15 to 20 mph.
Chc of wetting rain.15 percent until 1200, then 5 percent.
Transport winds.....South 15 to 20 mph.
Mixing Height.......600-2600 ft agl until 1200, then 2800-4800 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly cloudy. Chance of showers and snow
showers in the evening, then snow showers likely with possible
showers and thunderstorms after midnight. Lows in the lower 30s.
Southeast winds around 15 mph.
.WEDNESDAY...Mostly cloudy with snow showers, showers likely and
slight chance of thunderstorms. Lows in the mid 20s. Highs in the
lower 40s. Southwest winds around 10 mph.
.THURSDAY...Mostly cloudy with snow showers likely. Lows in the
mid 20s. Highs in the mid 30s. West winds around 10 mph.
.FRIDAY...Partly cloudy. Chance of snow showers. Lows in the
lower 20s. Highs in the upper 30s. West winds around 15 mph.
.SATURDAY...Mostly clear. Slight chance of snow showers. Lows in
the mid 20s. Highs in the lower 40s.
.SUNDAY...Mostly sunny. Slight chance of showers and snow showers
in the afternoon. Highs in the mid 40s.
$$
WYZ288-141300-
East Wind River Mountains/South Shoshone NF-
Including the cities of Dubois and South Pass
449 AM MDT Mon Oct 13 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Widespread frost early in the morning. Slight
chance of showers late in the afternoon. Chance
of showers 20 percent.
Chance of thunder...0 percent.
Max temperature.....46-51.
24 hr trend......10 degrees warmer.
Min humidity........48-54 percent.
24 hr trend......5 percent wetter.
20-foot winds.......South winds around 10 mph until 1200, then
southeast. Gusts up to 20 mph.
Ridge top winds.....South around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 15 to 20 mph.
Mixing Height.......400-2400 ft agl until 1200, then 2400-4400 ft
agl.
Smoke dispersal.....Poor to fair.
.TONIGHT...
Sky/weather.........Mostly cloudy. Chance of showers and slight
chance of thunderstorms in the evening. Chance
of snow showers through the night. Showers
likely after midnight. Little or no snow
accumulation. Chance of precipitation 70
percent.
Chance of thunder...20 percent.
Min temperature.....30-35.
24 hr trend......7 degrees warmer.
Max humidity........85-91 percent.
24 hr trend......19 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......East winds around 10 mph until 0300, then
downslope/downvalley 4-7 mph. Gusts up to 20
mph.
Ridge top winds.....East 10 to 15 mph.
Chc of wetting rain.5 percent until 2400, then 20 percent.
Transport winds.....Southeast 10 to 15 mph.
Mixing Height.......400-1400 ft agl.
Smoke dispersal.....Poor.
.TUESDAY...
Sky/weather.........Partly cloudy. Chance of showers in the
morning. Chance of snow showers through the
day. Slight chance of showers in the afternoon.
Chance of precipitation 50 percent.
Chance of thunder...0 percent.
Max temperature.....49-54.
24 hr trend......4 degrees warmer.
Min humidity........57-63 percent.
24 hr trend......5 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then south
10 to 15 mph. Gusts up to 30 mph.
Ridge top winds.....South 15 to 20 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....South around 15 mph until 1200, then around 25
mph.
Mixing Height.......600-2600 ft agl until 1200, then 2800-4800 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Partly cloudy. Chance of showers and snow
showers in the evening, then chance of showers with possible snow
showers and thunderstorms likely after midnight. Lows in the mid
30s. South winds around 10 mph.
.WEDNESDAY...Partly cloudy. Snow showers likely with possible
showers and thunderstorms. Lows in the upper 20s. Highs in the
mid 40s. Southwest winds around 10 mph.
.THURSDAY...Mostly cloudy. Chance of snow showers and showers.
Lows in the upper 20s. Highs in the upper 30s. West winds around
15 mph.
.FRIDAY...Partly cloudy with chance of snow showers and slight
chance of showers. Lows in the upper 20s. Highs in the lower 40s.
West winds around 15 mph.
.SATURDAY...Mostly clear. Slight chance of snow showers. Lows in
the lower 30s. Highs in the mid 40s.
.SUNDAY...Mostly sunny. Slight chance of showers and snow showers
in the afternoon. Highs around 50.
$$
WYZ414-141300-
Salt and Wyoming Ranges/West Zone Bridger Teton NF-
Including the city of Afton
449 AM MDT Mon Oct 13 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Widespread frost early in the morning.
Chance of thunder...0 percent.
Max temperature.....47-52.
24 hr trend......16 degrees warmer.
Min humidity........46-52 percent.
24 hr trend......27 percent drier.
20-foot winds.......Southeast winds 10 to 15 mph with higher gusts.
Ridge top winds.....Southeast around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 15 to 20 mph.
Mixing Height.......800-2800 ft agl until 1200, then 4200-6200 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of showers and thunderstorms
early in the evening, then chance of showers in
the late evening and overnight. Chance of snow
showers in the late evening and overnight.
Chance of precipitation 50 percent.
Chance of thunder...10 percent.
Min temperature.....30-35.
24 hr trend......12 degrees warmer.
Max humidity........85-91 percent.
24 hr trend......1 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Southeast winds 10 to 15 mph with gusts to
around 25 mph.
Ridge top winds.....Southeast around 15 mph.
Chc of wetting rain.Zero percent until 2400, then 25 percent.
Transport winds.....Southeast around 15 mph.
Mixing Height.......400-1800 ft agl.
Smoke dispersal.....Poor.
.TUESDAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of snow showers early in the morning.
Slight chance of thunderstorms in the morning.
Chance of showers through the day. Chance of
precipitation 50 percent.
Chance of thunder...10 percent.
Max temperature.....49-54.
24 hr trend......1 degree warmer.
Min humidity........55-61 percent.
24 hr trend......5 percent wetter.
20-foot winds.......Southeast winds around 10 mph with gusts to
around 25 mph.
Ridge top winds.....Southeast around 15 mph.
Chc of wetting rain.10 percent.
Transport winds.....South 15 to 20 mph.
Mixing Height.......1000-3000 ft agl until 1200, then 3200-5200 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly cloudy. Chance of showers in the evening,
then showers with possible snow showers and thunderstorms likely
after midnight. Lows in the lower 30s. Southeast winds around
10 mph.
.WEDNESDAY...Colder. Showers, snow showers and slight chance of
thunderstorms. Lows in the upper 20s. Highs in the lower 40s.
Southwest winds around 10 mph.
.THURSDAY...Mostly cloudy with snow showers and showers likely.
Lows in the upper 20s. Highs in the upper 30s. West winds around
10 mph.
.FRIDAY...Partly cloudy. Chance of snow showers and showers. Lows
in the mid 20s. Highs around 40. West winds around 10 mph.
.SATURDAY...Mostly clear with slight chance of snow showers. Lows
in the upper 20s. Highs in the mid 40s.
.SUNDAY...Mostly sunny. Slight chance of showers and snow showers
in the afternoon. Highs around 50.
$$
WYZ278-141300-
Upper Green River Basin/Rock Springs BLM-
Including the cities of Big Piney, Farson, and Pinedale
449 AM MDT Mon Oct 13 2025
.TODAY...
Sky/weather.........Partly cloudy. Widespread frost early in the
morning.
Chance of thunder...0 percent.
Max temperature.....52-57.
24 hr trend......15 degrees warmer.
Min humidity........42-48 percent.
24 hr trend......1 percent drier.
20-foot winds.......East winds around 10 mph and gusty until 1200,
then southeast with gusts to around 25 mph.
Ridge top winds.....East around 15 mph until 1200, then southeast.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast 15 to 20 mph.
Mixing Height.......400-2000 ft agl until 1200, then 4200-6200 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
.TONIGHT...
Sky/weather.........Mostly cloudy. Slight chance of thunderstorms
early in the evening. Slight chance of showers
in the evening, then chance of showers after
midnight. Chance of precipitation 50 percent.
Chance of thunder...10 percent.
Min temperature.....33-38.
24 hr trend......12 degrees warmer.
Max humidity........87-93 percent.
24 hr trend......21 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Southeast winds 10 to 15 mph with gusts to
around 30 mph.
Ridge top winds.....Southeast 15 to 20 mph.
Chc of wetting rain.Zero percent until 2400, then 15 percent.
Transport winds.....Southeast 15 to 20 mph.
Mixing Height.......600-2200 ft agl.
Smoke dispersal.....Poor.
.TUESDAY...
Sky/weather.........Partly cloudy. Slight chance of showers. Chance
of showers 20 percent.
Chance of thunder...0 percent.
Max temperature.....53-58.
24 hr trend......2 degrees warmer.
Min humidity........44-50 percent.
24 hr trend......1 percent drier.
20-foot winds.......Southeast winds 10 to 15 mph. Gusts up to 20
mph until 1200, then 30 mph.
Ridge top winds.....Southeast 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 15 to 20 mph.
Mixing Height.......800-2800 ft agl until 1200, then 4400-6400 ft
agl.
Smoke dispersal.....Poor until 1200, then good to very good.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Partly cloudy. Slight chance of showers in the
evening, then chance of showers and slight chance of
thunderstorms after midnight. Lows in the mid 30s. Southeast
winds around 15 mph.
.WEDNESDAY...Mostly cloudy. Chance of showers, snow showers and
slight chance of thunderstorms. Lows in the upper 20s. Highs in
the lower 50s. Southwest winds around 10 mph.
.THURSDAY...Partly cloudy. Chance of showers and snow showers.
Lows in the mid 20s. Highs in the mid 40s. West winds around
10 mph.
.FRIDAY...Partly cloudy with slight chance of snow showers. Lows
in the mid 20s. Highs in the upper 40s. West winds around 15 mph.
.SATURDAY THROUGH SUNDAY...Mostly clear. Lows in the mid 20s.
Highs 51 to 56.
$$
WYZ277-141300-
Lincoln and Uinta Counties/Lower Elevations-
Including the cities of Evanston, Fort Bridger, and Kemmerer
449 AM MDT Mon Oct 13 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Widespread frost early in the morning.
Chance of thunder...0 percent.
Max temperature.....53-58.
24 hr trend......17 degrees warmer.
Min humidity........34-40 percent.
24 hr trend......11 percent drier.
20-foot winds.......Northeast winds around 10 mph until 1200, then
southeast. Gusts up to 20 mph.
Ridge top winds.....Northeast around 15 mph until 1200, then
southeast.
Chc of wetting rain.Zero percent.
Transport winds.....East around 15 mph until 1200, then south.
Mixing Height.......400-2000 ft agl until 1200, then 3800-5800 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of showers in the late evening and
overnight. Chance of showers 50 percent.
Chance of thunder...0 percent.
Min temperature.....33-38.
24 hr trend......10 degrees warmer.
Max humidity........87-93 percent.
24 hr trend......19 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Southeast winds around 10 mph until 0300, then
downslope/downvalley 4-7 mph. Gusts up to 20
mph.
Ridge top winds.....East around 15 mph.
Chc of wetting rain.Zero percent until 2400, then 20 percent.
Transport winds.....Southeast around 15 mph.
Mixing Height.......400-2000 ft agl.
Smoke dispersal.....Poor.
.TUESDAY...
Sky/weather.........Partly cloudy. Chance of showers in the
morning. Slight chance of showers in the
afternoon. Chance of showers 40 percent.
Chance of thunder...0 percent.
Max temperature.....55-60.
24 hr trend......2 degrees warmer.
Min humidity........34-40 percent.
24 hr trend......1 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then south
10 to 15 mph with gusts to around 25 mph.
Ridge top winds.....East around 10 mph until 1200, then south.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast around 10 mph until 1200, then south
around 20 mph.
Mixing Height.......800-2800 ft agl until 1200, then 4600-6600 ft
agl.
Smoke dispersal.....Poor until 1200, then good to very good.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Partly cloudy. Chance of showers in the evening,
then chance of showers and slight chance of thunderstorms after
midnight. Lows in the mid 30s. Southeast winds around 10 mph.
.WEDNESDAY...Cooler. Mostly cloudy with showers likely with
possible snow showers and thunderstorms. Lows in the upper 20s.
Highs in the upper 40s. West winds around 10 mph.
.THURSDAY...Mostly cloudy. Chance of snow showers and showers.
Lows in the upper 20s. Highs in the mid 40s. West winds around
15 mph.
.FRIDAY...Partly cloudy with slight chance of showers and snow
showers. Lows in the upper 20s. Highs in the upper 40s. West
winds around 15 mph.
.SATURDAY THROUGH SUNDAY...Mostly clear. Lows in the upper 20s.
Highs 52 to 57.
$$
WYZ279-141300-
Sweetwater County/Rock Springs BLM/Flaming Gorge NRA-
Including the cities of Green River, Rock Springs, and Wamsutter
449 AM MDT Mon Oct 13 2025
.TODAY...
Sky/weather.........Partly cloudy. Widespread frost early in the
morning. Slight chance of snow showers early in
the morning. Slight chance of showers early in
the morning. Slight chance of showers late in
the afternoon. Chance of precipitation 20
percent.
Chance of thunder...0 percent.
Max temperature.....53-58.
24 hr trend......13 degrees warmer.
Min humidity........43-49 percent.
24 hr trend......10 percent wetter.
20-foot winds.......Southeast winds 10 to 15 mph with gusts to
around 30 mph.
Ridge top winds.....Southeast 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 15 to 20 mph.
Mixing Height.......400-2200 ft agl until 1200, then 3600-5600 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Slight chance of showers and thunderstorms
early in the evening, then chance of showers in
the late evening and overnight. Chance of
precipitation 50 percent.
Chance of thunder...20 percent.
Min temperature.....40-45.
24 hr trend......11 degrees warmer.
Max humidity........85-91 percent.
24 hr trend......21 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Southeast winds 10 to 15 mph with gusts to
around 25 mph.
Ridge top winds.....Southeast 15 to 20 mph.
Chc of wetting rain.Zero percent until 2400, then 10 percent.
Transport winds.....South 15 to 20 mph.
Mixing Height.......600-2600 ft agl until 2400, then 400-600 ft
agl.
Smoke dispersal.....Poor.
.TUESDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Slight chance of showers in the morning. Chance
of showers 20 percent.
Chance of thunder...0 percent.
Max temperature.....54-59.
24 hr trend......2 degrees warmer.
Min humidity........49-55 percent.
24 hr trend......Unchanged.
20-foot winds.......South winds 15 to 20 mph with gusts to around
35 mph.
Ridge top winds.....South 20 to 25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 20 to 25 mph.
Mixing Height.......1200-3200 ft agl until 1200, then 3800-5800 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then good to very
good.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly clear. Slight chance of showers and
thunderstorms after midnight. Lows around 40. South winds around
15 mph.
.WEDNESDAY...Partly cloudy with chance of showers and snow
showers. Lows in the lower 30s. Highs in the mid 50s. Southwest
winds around 15 mph.
.THURSDAY...Cooler. Partly cloudy with chance of showers and
slight chance of snow showers. Lows around 30. Highs in the mid
40s. West winds around 15 mph.
.FRIDAY...Partly cloudy with slight chance of showers and snow
showers. Lows around 30. Highs in the upper 40s. West winds
around 15 mph.
.SATURDAY...Mostly clear. Slight chance of snow showers. Lows
around 30. Highs in the lower 50s.
.SUNDAY...Mostly sunny. Highs in the upper 50s.
$$
WYZ289-141300-
Granite/Green/Ferris/Rattlesnake Mountains-
Including the city of Jeffrey City
449 AM MDT Mon Oct 13 2025
.TODAY...
Sky/weather.........Partly cloudy. Widespread frost early in the
morning. Slight chance of showers late in the
afternoon. Chance of showers late in the
afternoon. Chance of showers 30 percent.
Chance of thunder...0 percent.
Max temperature.....54-59.
24 hr trend......9 degrees warmer.
Min humidity........41-47 percent.
24 hr trend......12 percent wetter.
20-foot winds.......Southeast winds 10 to 15 mph with gusts to
around 25 mph.
Ridge top winds.....Southeast 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 15 to 20 mph.
Mixing Height.......400-1800 ft agl until 1200, then 3400-5400 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
.TONIGHT...
Sky/weather.........Mostly cloudy. Chance of showers and slight
chance of thunderstorms in the evening, then
showers likely after midnight. Chance of
precipitation 70 percent.
Chance of thunder...20 percent.
Min temperature.....36-41.
24 hr trend......8 degrees warmer.
Max humidity........82-88 percent.
24 hr trend......25 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......East winds around 10 mph until 0300, then
downslope/downvalley 4-7 mph. Gusts up to 20
mph.
Ridge top winds.....East 10 to 15 mph.
Chc of wetting rain.5 percent until 2400, then 15 percent.
Transport winds.....Southeast 10 to 15 mph.
Mixing Height.......400-1800 ft agl.
Smoke dispersal.....Poor.
.TUESDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Slight chance of showers in the morning. Chance
of showers 20 percent.
Chance of thunder...0 percent.
Max temperature.....58-63.
24 hr trend......4 degrees warmer.
Min humidity........46-52 percent.
24 hr trend......Unchanged.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then south
10 to 15 mph until 1500, then around 20 mph.
Gusts up to 30 mph.
Ridge top winds.....South 15 to 20 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....South around 15 mph until 1200, then around 25
mph.
Mixing Height.......800-2800 ft agl until 1200, then 3600-5600 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then good to very
good.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly clear. Slight chance of showers in the
evening, then chance of showers and slight chance of
thunderstorms after midnight. Lows around 40. South winds around
10 mph.
.WEDNESDAY...Partly cloudy with chance of showers and snow
showers. Lows in the lower 30s. Highs in the upper 50s. Southwest
winds around 15 mph.
.THURSDAY...Cooler. Partly cloudy with chance of showers and snow
showers. Lows in the lower 30s. Highs in the upper 40s. West
winds around 15 mph.
.FRIDAY...Partly cloudy with chance of snow showers and showers.
Lows in the lower 30s. Highs around 50. West winds around 20 mph.
.SATURDAY...Mostly clear. Slight chance of showers and snow
showers. Lows in the lower 30s. Highs in the lower 50s.
.SUNDAY...Mostly sunny. Highs in the upper 50s.
$$
WYZ300-141300-
Casper Mountain-
449 AM MDT Mon Oct 13 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Chance of thunder...0 percent.
Max temperature.....54-59.
24 hr trend......13 degrees warmer.
Min humidity........35-41 percent.
24 hr trend......1 percent wetter.
20-foot winds.......Southeast winds 15 to 20 mph with gusts to
around 30 mph.
Ridge top winds.....Southeast 20 to 25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 20 to 25 mph.
Mixing Height.......200-1800 ft agl until 1200, then 3000-5000 ft
agl.
Smoke dispersal.....Poor until 1200, then fair to good.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of thunderstorms
early in the evening. Slight chance of showers
through the night. Chance of precipitation 20
percent.
Chance of thunder...10 percent.
Min temperature.....37-42.
24 hr trend......7 degrees warmer.
Max humidity........75-81 percent.
24 hr trend......22 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Breezy. Southeast winds 20 to 25 mph with gusts
to around 40 mph until 0300, then around 15 mph
with gusts to around 35 mph.
Ridge top winds.....Southeast 20 to 25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 20 to 25 mph.
Mixing Height.......200-1400 ft agl.
Smoke dispersal.....Poor.
.TUESDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Chance of thunder...0 percent.
Max temperature.....60-65.
24 hr trend......5 degrees warmer.
Min humidity........48-54 percent.
24 hr trend......8 percent wetter.
20-foot winds.......South winds around 10 mph and gusty.
Ridge top winds.....South around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......600-2600 ft agl until 1200, then 2600-4600 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly clear. Slight chance of showers in the
evening. Lows in the lower 40s. Southeast winds around 10 mph.
.WEDNESDAY...Partly cloudy with showers likely and slight chance
of thunderstorms. Lows in the mid 30s. Highs around 60. Southwest
winds around 10 mph.
.THURSDAY...Cooler. Partly cloudy with chance of showers and snow
showers. Lows in the lower 30s. Highs in the mid 40s. West winds
around 15 mph.
.FRIDAY...Partly cloudy with chance of snow showers and showers.
Lows in the lower 30s. Highs in the upper 40s. Southwest winds
around 15 mph.
.SATURDAY...Mostly clear with chance of snow showers and slight
chance of showers. Lows in the mid 30s. Highs in the upper 40s.
.SUNDAY...Mostly sunny. Highs in the mid 50s.
$$