Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
407
FNUS55 KRIW 151930
FWFRIW
Fire Weather Planning Forecast for Western and Central Wyoming
National Weather Service Riverton WY
130 PM MDT Sun Jun 15 2025
.DISCUSSION...
...Yellowstone NP and Teton dispatch areas (includes fire weather
zones 140...414...415...and 416)...
Hot and dry conditions continue this afternoon with minimum relative
humidity values around 20 percent across zones 140, 415, and 416.
Relative humidity values across the southern portions of zone 414
are expected to be around 15 percent. Isolated shower and
thunderstorms chances exist between 1300L and 2000L across
northeastern zone 140. Southwesterly winds with gusts up to 30mph
this afternoon before diminishing around sunset. West-southwest
winds increase again Monday afternoon. Hot and dry conditions are
forecast to be similar on Monday with scattered afternoon shower and
thunderstorm chances across zone 140.
...Cody dispatch area (includes fire weather zones 275...276...
282...283...285...286...287...288...and 289)...
Hot and dry conditions continue this afternoon with minimum relative
humidity values ranging from around 10 to 30 percent. The lowest
values (10-18 percent) expected across zones 282, 283, 286, and 288.
Breezy southwest winds with gusts up to 30 mph possible this
afternoon before diminishing around sunset. Isolated to scattered
shower and thunderstorm chances (20-40%) exist between 1300L and
2000L across zones 273, 275, 282, and 286. However, a very isolated
chance (10 percent) exists across zone 283 during the same
timeframe. Some storms could be strong to severe, with strong
outflow winds between 50-60 mph, large hail, and frequent lightning
being the main hazards. Temperatures cool slightly on Monday with
greater afternoon shower and thunderstorm chances.
...Casper dispatch area (includes fire weather zones 277...278...
279...280...281...285...289...and 300)...
Elevated fire weather conditions continue this afternoon across
zones 277, 278, 279, 289, and portions of zone 280 with hot and dry
conditions. Minimum relative humidity values are forecast to be
between 5-12 percent with gusty southwest winds between 30-35 mph.
Isolated to scattered shower and thunderstorm chances (15-30
percent) exist between 1300L and 1900L across zones 280, 281, 285,
and 300. Zone 281 could see shower and thunderstorms as late as
2100L. Some of these storms could be strong to severe, with strong
outflow winds between 50-60 mph and hail being the main hazards.
Strongest storm potential is over zones 281 and 285. Temperatures
cool slightly on Monday with greater afternoon shower and
thunderstorm chances.
...Thunderstorms imply strong gusty and erratic winds...
WYZ280-162130-
Natrona County/Casper BLM-
Including the cities of Casper and Midwest
130 PM MDT Sun Jun 15 2025
.THIS AFTERNOON...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms. Some thunderstorms may be
severe. Chance of precipitation 20 percent.
Chance of thunder...10 percent.
Max temperature.....86-91.
24 hr trend......3 degrees warmer.
Min humidity........13-19 percent.
24 hr trend......5 percent drier.
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.......15000-17000 ft agl.
Smoke dispersal.....Excellent.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....49-54.
24 hr trend......1 degree cooler.
Max humidity........81-87 percent.
24 hr trend......10 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......West winds 10 to 15 mph until 2400, then north.
Gusts up to 25 mph.
Ridge top winds.....West around 15 mph until 2400, then north.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph until 2400, then north.
Mixing Height.......5600-7600 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Very good until 2400, then poor.
.MONDAY...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms early in the afternoon. Chance of
showers and thunderstorms late in the
afternoon. Chance of precipitation 50 percent.
Chance of thunder...40 percent.
Max temperature.....79-84.
24 hr trend......9 degrees cooler.
Min humidity........25-31 percent.
24 hr trend......16 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then
northeast around 15 mph with gusts to around 30
mph.
Ridge top winds.....Northeast 10 to 15 mph.
Chc of wetting rain.Zero percent until 1200, then 10 percent.
Transport winds.....Northeast around 10 mph until 1200, then
southwest.
Mixing Height.......800-2600 ft agl until 1200, then 5400-7400 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
.MONDAY NIGHT...
Sky/weather.........Mostly cloudy. Chance of thunderstorms in the
evening. Chance of showers through the night.
Chance of precipitation 50 percent.
Chance of thunder...40 percent.
Min temperature.....50-55.
24 hr trend......Unchanged.
Max humidity........85-91 percent.
24 hr trend......3 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Northeast winds 10 to 15 mph. Gusts up to 30
mph until 2400, then 15 mph.
Ridge top winds.....Northeast 15 to 20 mph.
Chc of wetting rain.12 percent.
Transport winds.....Northeast 15 to 20 mph.
Mixing Height.......2600-4600 ft agl until 2400, then 600-1200 ft
agl.
Smoke dispersal.....Fair to good until 2400, then poor.
.TUESDAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of showers in the morning, then showers
likely and chance of thunderstorms in the
afternoon. Chance of precipitation 70 percent.
Chance of thunder...50 percent.
Max temperature.....70-75.
24 hr trend......9 degrees cooler.
Min humidity........46-52 percent.
24 hr trend......18 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then north
around 10 mph. Gusts up to 20 mph.
Ridge top winds.....North 10 to 15 mph.
Chc of wetting rain.25 percent until 1200, then 70 percent.
Transport winds.....North around 10 mph until 1200, then northwest
around 20 mph.
Mixing Height.......1400-3400 ft agl until 1200, then 4200-6200 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly clear. Slight chance of showers and
thunderstorms in the evening. Lows in the upper 40s. Winds
generally less than 10 mph.
.WEDNESDAY...Clear. Lows in the lower 50s. Highs in the lower
80s. West winds around 10 mph.
.JUNETEENTH...Mostly clear. Lows in the upper 50s. Highs in the
lower 90s. Southwest winds around 10 mph.
.FRIDAY...Clear. Lows in the upper 50s. Highs around 90.
Southwest winds around 15 mph.
.SATURDAY...Mostly clear. Lows in the lower 50s. Highs in the
upper 80s.
.SUNDAY...Cooler. Partly cloudy. Slight chance of showers and
thunderstorms in the afternoon. Highs in the lower 70s.
$$
WYZ283-162130-
Upper Wind River Basin/Wind River Basin-
Including the cities of Crowheart, Lander, Riverton, and Shoshoni
130 PM MDT Sun Jun 15 2025
.THIS AFTERNOON...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....85-90.
24 hr trend......2 degrees warmer.
Min humidity........13-19 percent.
24 hr trend......1 percent drier.
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 25 mph.
Mixing Height.......14600-16600 ft agl.
Smoke dispersal.....Excellent.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....50-55.
24 hr trend......2 degrees cooler.
Max humidity........64-70 percent.
24 hr trend......11 percent wetter.
Humidity recovery...Good.
20-foot winds.......West winds 10 to 15 mph until 0300, then north.
Gusts up to 30 mph.
Ridge top winds.....West around 20 mph until 2400, then northwest.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 15 to 20 mph.
Mixing Height.......6400-8400 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Very good to excellent until 2400, then poor.
.MONDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of showers and thunderstorms
early in the afternoon. Chance of precipitation
20 percent.
Chance of thunder...20 percent.
Max temperature.....76-81.
24 hr trend......9 degrees cooler.
Min humidity........23-29 percent.
24 hr trend......10 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then
northwest around 10 mph with gusts to around 25
mph.
Ridge top winds.....Northeast around 10 mph until 1200, then north.
Chc of wetting rain.Zero percent.
Transport winds.....East around 10 mph until 1200, then west.
Mixing Height.......800-2800 ft agl until 1200, then 5200-7200 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
.MONDAY NIGHT...
Sky/weather.........Mostly cloudy. Slight chance of thunderstorms
in the evening. Slight chance of showers
through the night. Chance of precipitation 20
percent.
Chance of thunder...20 percent.
Min temperature.....49-54.
24 hr trend......1 degree cooler.
Max humidity........77-83 percent.
24 hr trend......10 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Northeast winds 10 to 15 mph. Gusts up to 25
mph until 2400, then 15 mph.
Ridge top winds.....Northeast around 15 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....North around 15 mph until 2400, then northeast.
Mixing Height.......2200-4200 ft agl until 2400, then 600-1000 ft
agl.
Smoke dispersal.....Poor to fair.
.TUESDAY...
Sky/weather.........Partly cloudy. Slight chance of showers in the
morning, then chance of showers and
thunderstorms in the afternoon. Chance of
precipitation 50 percent.
Chance of thunder...40 percent.
Max temperature.....70-75.
24 hr trend......7 degrees cooler.
Min humidity........35-41 percent.
24 hr trend......11 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then north
around 10 mph. Gusts up to 20 mph.
Ridge top winds.....North 10 to 15 mph.
Chc of wetting rain.Zero percent until 1200, then 20 percent.
Transport winds.....Northwest around 10 mph until 1200, then around
20 mph.
Mixing Height.......1800-3800 ft agl until 1200, then 4200-6200 ft
agl.
Smoke dispersal.....Fair to good.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly clear. Lows in the upper 40s. Winds
generally less than 10 mph.
.WEDNESDAY...Clear. Lows in the mid 50s. Highs in the lower 80s.
West winds around 10 mph.
.JUNETEENTH...Mostly clear. Lows in the upper 50s. Highs in the
lower 90s. Southwest winds around 10 mph.
.FRIDAY...Clear. Lows in the mid 50s. Highs in the upper 80s.
Southwest winds around 15 mph.
.SATURDAY...Mostly clear. Lows in the upper 40s. Highs in the
upper 80s.
.SUNDAY...Cooler. Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Highs in the lower 70s.
$$
WYZ285-162130-
South Bighorn Mountains-
130 PM MDT Sun Jun 15 2025
.THIS AFTERNOON...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms. Some thunderstorms may be
severe. Chance of precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....78-83.
24 hr trend......Unchanged.
Min humidity........19-25 percent.
24 hr trend......2 percent wetter.
20-foot winds.......Southwest winds around 15 mph with higher
gusts.
Ridge top winds.....Southwest around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 20 mph.
Mixing Height.......10600-12600 ft agl.
Smoke dispersal.....Excellent.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers early
in the evening. Slight chance of thunderstorms
early in the evening. Some thunderstorms may be
severe. Chance of precipitation 20 percent.
Chance of thunder...10 percent.
Min temperature.....50-55.
24 hr trend......5 degrees cooler.
Max humidity........74-80 percent.
24 hr trend......15 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Northwest winds around 10 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.......4000-6000 ft agl until 2400, then 200-600 ft
agl.
Smoke dispersal.....Good until 2400, then poor.
.MONDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of showers and thunderstorms
early in the afternoon. Chance of showers and
thunderstorms late in the afternoon. Chance of
precipitation 50 percent.
Chance of thunder...40 percent.
Max temperature.....71-76.
24 hr trend......8 degrees cooler.
Min humidity........33-39 percent.
24 hr trend......13 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
southeast around 10 mph with gusts to around 25
mph until 1500, then north with gusts to around
25 mph.
Ridge top winds.....West around 10 mph until 1200, then north.
Chc of wetting rain.Zero percent until 1200, then 15 percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......600-2600 ft agl until 1200, then 4200-6200 ft
agl.
Smoke dispersal.....Poor until 1200, then fair to good.
.MONDAY NIGHT...
Sky/weather.........Mostly cloudy. Chance of thunderstorms in the
evening. Chance of showers through the night.
Chance of precipitation 50 percent.
Chance of thunder...30 percent.
Min temperature.....48-53.
24 hr trend......1 degree cooler.
Max humidity........80-86 percent.
24 hr trend......6 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 10 to 15 mph.
Chc of wetting rain.5 percent until 2400, then 15 percent.
Transport winds.....Northeast 10 to 15 mph.
Mixing Height.......600-2600 ft agl until 2400, then 200-600 ft
agl.
Smoke dispersal.....Poor.
.TUESDAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of showers in the morning. Slight chance
of thunderstorms late in the morning, then
showers and chance of thunderstorms in the
afternoon. Chance of precipitation 90 percent.
Chance of thunder...50 percent.
Max temperature.....63-68.
24 hr trend......8 degrees cooler.
Min humidity........49-55 percent.
24 hr trend......18 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then north
10 to 15 mph. Gusts up to 20 mph.
Ridge top winds.....North around 15 mph.
Chc of wetting rain.35 percent until 1200, then 70 percent.
Transport winds.....Northwest 15 to 20 mph.
Mixing Height.......800-2800 ft agl until 1200, then 3000-4600 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly clear. Slight chance of showers and
thunderstorms in the evening. Lows in the upper 40s. Northwest
winds around 10 mph.
.WEDNESDAY...Clear. Lows in the lower 50s. Highs in the lower
70s. West winds around 10 mph.
.JUNETEENTH...Mostly clear. Lows in the upper 50s. Highs in the
lower 80s. Southwest winds around 10 mph.
.FRIDAY...Clear. Lows in the mid 50s. Highs in the lower 80s.
Southwest winds around 15 mph.
.SATURDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the upper 40s. Highs around 80.
.SUNDAY...Cooler. Partly cloudy. Slight chance of showers in the
morning, then chance of showers and slight chance of
thunderstorms in the afternoon. Highs in the lower 60s.
$$
WYZ281-162130-
Johnson County/Casper BLM-
Including the cities of Buffalo and Kaycee
130 PM MDT Sun Jun 15 2025
.THIS AFTERNOON...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms through the day. Some
thunderstorms may be severe. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....78-83.
24 hr trend......1 degree warmer.
Min humidity........31-37 percent.
24 hr trend......4 percent drier.
20-foot winds.......Northeast winds around 10 mph and gusty.
Ridge top winds.....Northeast around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing Height.......7400-9400 ft agl.
Smoke dispersal.....Good to very good.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers early
in the evening. Slight chance of thunderstorms
early in the evening. Some thunderstorms may be
severe. Chance of precipitation 20 percent.
Chance of thunder...20 percent.
Min temperature.....51-56.
24 hr trend......3 degrees cooler.
Max humidity........80-86 percent.
24 hr trend......7 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......North winds around 10 mph until 2100, then
northwest until 2400, then north around 20 mph
until 0300, then around 10 mph. Gusts up to 30
mph.
Ridge top winds.....North 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....North 15 to 20 mph.
Mixing Height.......2600-4600 ft agl until 2400, then 600-1000 ft
agl.
Smoke dispersal.....Poor to fair.
.MONDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Patchy fog early in the morning. Slight chance
of showers and thunderstorms early in the
afternoon. Chance of showers and thunderstorms
late in the afternoon. Chance of precipitation
50 percent.
Chance of thunder...40 percent.
Max temperature.....71-76.
24 hr trend......8 degrees cooler.
Min humidity........44-50 percent.
24 hr trend......8 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
northeast around 10 mph. Gusts up to 20 mph.
Ridge top winds.....North 10 to 15 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....North 10 to 15 mph.
Mixing Height.......1200-3200 ft agl until 1200, then 4000-6000 ft
agl.
Smoke dispersal.....Poor to fair.
.MONDAY NIGHT...
Sky/weather.........Mostly cloudy. Showers likely and chance of
thunderstorms in the evening, then chance of
showers after midnight. Patchy fog early in the
morning. Chance of precipitation 70 percent.
Chance of thunder...40 percent.
Min temperature.....50-55.
24 hr trend......Unchanged.
Max humidity........85-91 percent.
24 hr trend......2 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......East winds around 15 mph with gusts to around
25 mph until 2100, then south with gusts to
around 25 mph until 2400, then north with gusts
to around 15 mph until 0300, then
downslope/downvalley 4-7 mph.
Ridge top winds.....East around 15 mph until 2400, then northwest.
Chc of wetting rain.50 percent until 2400, then 15 percent.
Transport winds.....Northeast 10 to 15 mph.
Mixing Height.......1400-3400 ft agl until 2400, then 600-1000 ft
agl.
Smoke dispersal.....Poor.
.TUESDAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of showers in the morning. Slight chance
of thunderstorms late in the morning, then
showers and chance of thunderstorms in the
afternoon. Chance of precipitation 90 percent.
Chance of thunder...50 percent.
Max temperature.....64-69.
24 hr trend......7 degrees cooler.
Min humidity........60-66 percent.
24 hr trend......19 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then north
around 10 mph. Gusts up to 20 mph.
Ridge top winds.....North 10 to 15 mph.
Chc of wetting rain.40 percent until 1200, then 85 percent.
Transport winds.....North 10 to 15 mph.
Mixing Height.......1800-3800 ft agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly clear. Slight chance of showers and
thunderstorms in the evening. Lows around 50. Winds generally
less than 10 mph.
.WEDNESDAY...Warmer, clear. Lows in the mid 50s. Highs in the
upper 70s. Winds generally less than 10 mph.
.JUNETEENTH THROUGH FRIDAY...Mostly clear. Lows 56 to 61. Highs
in the upper 80s. West winds around 10 mph.
.SATURDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the lower 50s. Highs in the upper 80s.
.SUNDAY...Much cooler. Partly cloudy. Slight chance of showers in
the morning, then slight chance of showers and thunderstorms in
the afternoon. Highs in the mid 60s.
$$
WYZ282-162130-
South Bighorn Basin/Worland BLM-
Including the cities of Ten Sleep, Thermopolis, and Worland
130 PM MDT Sun Jun 15 2025
.THIS AFTERNOON...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms. Some thunderstorms may be
severe. Chance of precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....82-87.
24 hr trend......1 degree warmer.
Min humidity........21-27 percent.
24 hr trend......Unchanged.
20-foot winds.......Southwest winds around 10 mph and gusty.
Ridge top winds.....Southwest around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 20 mph.
Mixing Height.......10200-12200 ft agl.
Smoke dispersal.....Excellent.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers early
in the evening. Slight chance of thunderstorms
early in the evening. Some thunderstorms may be
severe. Chance of precipitation 20 percent.
Chance of thunder...10 percent.
Min temperature.....48-53.
24 hr trend......3 degrees cooler.
Max humidity........79-85 percent.
24 hr trend......18 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Northwest winds 10 to 15 mph until 0300, then
west. Gusts up to 25 mph.
Ridge top winds.....Northwest around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 15 mph.
Mixing Height.......3600-5600 ft agl until 2400, then 600-800 ft
agl.
Smoke dispersal.....Good until 2400, then poor.
.MONDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of showers and thunderstorms
early in the afternoon. Chance of showers and
thunderstorms late in the afternoon. Chance of
precipitation 50 percent.
Chance of thunder...30 percent.
Max temperature.....72-77.
24 hr trend......10 degrees cooler.
Min humidity........28-34 percent.
24 hr trend......10 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then north
around 10 mph with gusts to around 25 mph.
Ridge top winds.....Southeast around 10 mph until 1200, then north.
Chc of wetting rain.Less than 5 percent.
Transport winds.....Southwest around 10 mph until 1200, then north.
Mixing Height.......600-2600 ft agl until 1200, then 3800-5800 ft
agl.
Smoke dispersal.....Poor to fair.
.MONDAY NIGHT...
Sky/weather.........Mostly cloudy. Chance of showers and
thunderstorms in the evening, then slight
chance of showers after midnight. Chance of
precipitation 50 percent.
Chance of thunder...30 percent.
Min temperature.....47-52.
24 hr trend......1 degree cooler.
Max humidity........82-88 percent.
24 hr trend......1 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Southeast winds around 10 mph with gusts to
around 25 mph until 2100, then north with gusts
to around 25 mph until 2400, then northwest
with gusts to around 15 mph until 0300, then
downslope/downvalley 4-7 mph.
Ridge top winds.....East around 15 mph until 2400, then west.
Chc of wetting rain.Less than 5 percent.
Transport winds.....East around 15 mph until 2400, then northwest.
Mixing Height.......800-2800 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Poor.
.TUESDAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of showers in the morning. Slight chance
of thunderstorms late in the morning, then
showers likely and chance of thunderstorms in
the afternoon. Chance of precipitation 70
percent.
Chance of thunder...50 percent.
Max temperature.....66-71.
24 hr trend......5 degrees cooler.
Min humidity........44-50 percent.
24 hr trend......14 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
northwest around 10 mph. Gusts up to 20 mph.
Ridge top winds.....Northwest 10 to 15 mph.
Chc of wetting rain.10 percent until 1200, then 55 percent.
Transport winds.....Northwest 10 to 15 mph.
Mixing Height.......1200-3200 ft agl until 1200, then 4200-5400 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 50s. Winds generally less than 10 mph.
.WEDNESDAY...Warmer, clear. Lows in the mid 50s. Highs in the
lower 80s. Winds generally less than 10 mph.
.JUNETEENTH...Mostly clear. Lows in the upper 50s. Highs in the
lower 90s. South winds around 10 mph.
.FRIDAY...Clear. Lows in the upper 50s. Highs around 90.
Southwest winds around 10 mph.
.SATURDAY...Mostly clear. Slight chance of showers. Lows around
50. Highs in the upper 80s.
.SUNDAY...Cooler. Partly cloudy. Slight chance of showers in the
morning, then chance of showers and slight chance of
thunderstorms in the afternoon. Highs in the lower 70s.
$$
WYZ275-162130-
North Bighorn Basin/Worland BLM-
Including the cities of Greybull, Lovell, and Powell
130 PM MDT Sun Jun 15 2025
.THIS AFTERNOON...
Sky/weather.........Partly cloudy. Chance of showers and
thunderstorms. Some thunderstorms may be
severe. Chance of precipitation 50 percent.
Chance of thunder...30 percent.
Max temperature.....78-83.
24 hr trend......1 degree warmer.
Min humidity........27-33 percent.
24 hr trend......Unchanged.
20-foot winds.......North winds around 10 mph and gusty.
Ridge top winds.....North around 15 mph.
Chc of wetting rain.5 percent.
Transport winds.....Southwest around 15 mph.
Mixing Height.......7000-9000 ft agl.
Smoke dispersal.....Good to very good.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers early
in the evening. Slight chance of thunderstorms
in the evening. Some thunderstorms may be
severe. Chance of precipitation 20 percent.
Chance of thunder...20 percent.
Min temperature.....48-53.
24 hr trend......5 degrees cooler.
Max humidity........76-82 percent.
24 hr trend......4 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......North winds 10 to 15 mph until 2400, then
northwest 15 to 20 mph. Gusts up to 35 mph.
Ridge top winds.....Northwest around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 20 mph.
Mixing Height.......2200-4200 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Poor to fair.
.MONDAY...
Sky/weather.........Mostly cloudy. Slight chance of showers and
thunderstorms early in the afternoon. Chance of
showers and thunderstorms late in the
afternoon. Chance of precipitation 50 percent.
Chance of thunder...30 percent.
Max temperature.....70-75.
24 hr trend......6 degrees cooler.
Min humidity........29-35 percent.
24 hr trend......Unchanged.
20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then
northeast around 10 mph. Gusts up to 20 mph.
Ridge top winds.....Southeast around 10 mph until 1200, then east.
Chc of wetting rain.Less than 5 percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......800-2800 ft agl until 1200, then 4200-6200 ft
agl.
Smoke dispersal.....Poor to fair.
.MONDAY NIGHT...
Sky/weather.........Partly cloudy. Chance of showers and
thunderstorms in the evening, then slight
chance of showers and thunderstorms after
midnight. Chance of precipitation 50 percent.
Chance of thunder...40 percent.
Min temperature.....48-53.
24 hr trend......Unchanged.
Max humidity........80-86 percent.
24 hr trend......2 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......East winds around 10 mph with gusts to around
30 mph until 2100, then north with gusts to
around 30 mph until 0300, then
downslope/downvalley 4-7 mph.
Ridge top winds.....Northeast around 15 mph until 2400, then
northwest.
Chc of wetting rain.7 percent.
Transport winds.....North around 20 mph until 2400, then northwest
around 10 mph.
Mixing Height.......1800-3800 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Poor.
.TUESDAY...
Sky/weather.........Partly cloudy. Chance of showers in the
morning. Slight chance of thunderstorms late in
the morning, then showers likely and chance of
thunderstorms in the afternoon. Chance of
precipitation 70 percent.
Chance of thunder...50 percent.
Max temperature.....65-70.
24 hr trend......6 degrees cooler.
Min humidity........41-47 percent.
24 hr trend......12 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
northwest 10 to 15 mph. Gusts up to 25 mph.
Ridge top winds.....Northwest 15 to 20 mph.
Chc of wetting rain.15 percent until 1200, then 30 percent.
Transport winds.....Northwest 15 to 20 mph.
Mixing Height.......1400-3400 ft agl until 1200, then 4800-6800 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. Lows in the lower 50s. Winds generally less than 10 mph.
.WEDNESDAY...Warmer, clear. Lows in the mid 50s. Highs in the
lower 80s. Winds generally less than 10 mph.
.JUNETEENTH THROUGH FRIDAY...Mostly clear. Lows 56 to 61. Highs
88 to 93. West winds around 10 mph.
.SATURDAY...Mostly clear. Chance of showers and slight chance of
thunderstorms. Lows around 50. Highs in the mid 80s.
.SUNDAY...Cooler. Partly cloudy. Slight chance of showers in the
morning, then chance of showers and slight chance of
thunderstorms in the afternoon. Highs in the upper 60s.
$$
WYZ276-162130-
Cody Foothills-
Including the cities of Clark, Cody, and Meeteetse
130 PM MDT Sun Jun 15 2025
.THIS AFTERNOON...
Sky/weather.........Partly cloudy. Chance of showers and
thunderstorms early in the evening, then slight
chance of showers and thunderstorms early in
the evening. Some thunderstorms may be severe.
Chance of precipitation 40 percent.
Chance of thunder...30 percent.
Max temperature.....77-82.
24 hr trend......1 degree cooler.
Min humidity........31-37 percent.
24 hr trend......4 percent wetter.
20-foot winds.......North winds around 10 mph with higher gusts.
Ridge top winds.....North around 15 mph.
Chc of wetting rain.5 percent.
Transport winds.....West around 20 mph.
Mixing Height.......6800-8800 ft agl.
Smoke dispersal.....Very good.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms early in the evening. Some
thunderstorms may be severe. Chance of
precipitation 20 percent.
Chance of thunder...10 percent.
Min temperature.....47-52.
24 hr trend......6 degrees cooler.
Max humidity........67-73 percent.
24 hr trend......11 percent wetter.
Humidity recovery...Good.
20-foot winds.......Northwest winds 10 to 15 mph with gusts to
around 30 mph.
Ridge top winds.....Northwest around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 15 mph.
Mixing Height.......2800-4800 ft agl until 2400, then 600-1200 ft
agl.
Smoke dispersal.....Fair to good until 2400, then poor.
.MONDAY...
Sky/weather.........Mostly cloudy. Chance of showers and
thunderstorms in the afternoon. Chance of
precipitation 50 percent.
Chance of thunder...40 percent.
Max temperature.....72-77.
24 hr trend......3 degrees cooler.
Min humidity........28-34 percent.
24 hr trend......3 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
northeast 10 to 15 mph. Gusts up to 20 mph.
Ridge top winds.....Northeast 10 to 15 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......1400-3400 ft agl until 1200, then 5000-7000 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
.MONDAY NIGHT...
Sky/weather.........Partly cloudy. Chance of showers and
thunderstorms in the evening, then slight
chance of showers after midnight. Chance of
precipitation 50 percent.
Chance of thunder...30 percent.
Min temperature.....48-53.
24 hr trend......Unchanged.
Max humidity........77-83 percent.
24 hr trend......1 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......North winds 10 to 15 mph with gusts to around
30 mph until 2400, then downslope/downvalley
4-7 mph.
Ridge top winds.....North around 15 mph until 2400, then west.
Chc of wetting rain.Less than 5 percent.
Transport winds.....North around 20 mph until 2400, then northwest
around 10 mph.
Mixing Height.......2000-4000 ft agl until 2400, then 400-1000 ft
agl.
Smoke dispersal.....Poor to fair.
.TUESDAY...
Sky/weather.........Partly cloudy. Slight chance of showers in the
morning. Slight chance of thunderstorms late in
the morning, then showers likely and chance of
thunderstorms in the afternoon. Chance of
precipitation 70 percent.
Chance of thunder...50 percent.
Max temperature.....65-70.
24 hr trend......7 degrees cooler.
Min humidity........44-50 percent.
24 hr trend......17 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then north
around 10 mph. Gusts up to 20 mph.
Ridge top winds.....North around 15 mph.
Chc of wetting rain.Zero percent until 1200, then 60 percent.
Transport winds.....North around 15 mph.
Mixing Height.......1400-3400 ft agl until 1200, then 4000-5200 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly clear. Lows around 50. Winds generally
less than 10 mph.
.WEDNESDAY...Clear. Lows in the mid 50s. Highs in the upper 70s.
West winds around 10 mph.
.JUNETEENTH...Mostly clear. Lows in the mid 50s. Highs in the mid
80s. Southwest winds around 10 mph.
.FRIDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the lower 50s. Highs in the lower 80s.
West winds around 10 mph.
.SATURDAY...Mostly clear. Chance of showers and slight chance of
thunderstorms. Lows in the mid 40s. Highs around 80.
.SUNDAY...Cooler. Partly cloudy. Slight chance of showers in the
morning, then chance of showers and thunderstorms in the
afternoon. Highs in the lower 60s.
$$
WYZ287-162130-
Owl Creek Mountains-
130 PM MDT Sun Jun 15 2025
.THIS AFTERNOON...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms. Chance of precipitation 20
percent.
Chance of thunder...10 percent.
Max temperature.....77-82.
24 hr trend......1 degree warmer.
Min humidity........22-28 percent.
24 hr trend......Unchanged.
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.......9400-11400 ft agl.
Smoke dispersal.....Excellent.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....51-56.
24 hr trend......4 degrees cooler.
Max humidity........69-75 percent.
24 hr trend......17 percent wetter.
Humidity recovery...Good.
20-foot winds.......West winds 10 to 15 mph until 2400, then
northwest. Gusts up to 30 mph.
Ridge top winds.....Northwest 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 15 to 20 mph.
Mixing Height.......4400-6400 ft agl until 2400, then 200-800 ft
agl.
Smoke dispersal.....Good to very good until 2400, then poor.
.MONDAY...
Sky/weather.........Mostly cloudy. Slight chance of showers and
thunderstorms early in the afternoon. Chance of
showers and thunderstorms late in the
afternoon. Chance of precipitation 40 percent.
Chance of thunder...30 percent.
Max temperature.....69-74.
24 hr trend......9 degrees cooler.
Min humidity........31-37 percent.
24 hr trend......12 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
southeast around 10 mph until 1500, then west.
Gusts up to 20 mph.
Ridge top winds.....Southeast 10 to 15 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......600-2600 ft agl until 1200, then 3800-5800 ft
agl.
Smoke dispersal.....Poor to fair.
.MONDAY NIGHT...
Sky/weather.........Mostly cloudy. Chance of showers and
thunderstorms in the evening, then slight
chance of showers after midnight. Chance of
precipitation 40 percent.
Chance of thunder...30 percent.
Min temperature.....48-53.
24 hr trend......1 degree cooler.
Max humidity........76-82 percent.
24 hr trend......4 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......South winds around 10 mph until 2100, then west
until 2400, then north until 0300, then
downslope/downvalley 4-7 mph. Gusts up to 25
mph.
Ridge top winds.....Southwest around 15 mph until 2400, then
northwest.
Chc of wetting rain.Less than 5 percent.
Transport winds.....Northwest 10 to 15 mph.
Mixing Height.......1000-3000 ft agl until 2400, then 200-800 ft
agl.
Smoke dispersal.....Poor.
.TUESDAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Slight chance of showers in the morning, then
showers likely and chance of thunderstorms in
the afternoon. Chance of precipitation 70
percent.
Chance of thunder...50 percent.
Max temperature.....62-67.
24 hr trend......7 degrees cooler.
Min humidity........50-56 percent.
24 hr trend......18 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then north
10 to 15 mph with gusts to around 25 mph.
Ridge top winds.....North 15 to 20 mph.
Chc of wetting rain.Zero percent until 1200, then 60 percent.
Transport winds.....North 15 to 20 mph.
Mixing Height.......1400-3400 ft agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly clear. Lows in the upper 40s. Winds
generally less than 10 mph.
.WEDNESDAY...Warmer, clear. Lows in the mid 50s. Highs in the mid
70s. Southwest winds around 10 mph.
.JUNETEENTH...Mostly clear. Lows in the upper 50s. Highs in the
mid 80s. Southwest winds around 10 mph.
.FRIDAY...Clear. Lows in the mid 50s. Highs in the lower 80s.
West winds around 15 mph.
.SATURDAY...Mostly clear. Slight chance of showers. Lows in the
mid 40s. Highs around 80.
.SUNDAY...Cooler. Mostly sunny. Slight chance of showers in the
morning, then chance of showers and thunderstorms in the
afternoon. Highs in the lower 60s.
$$
WYZ286-162130-
Absaroka Mountains/North Shoshone NF-
Including the city of Pahaska
130 PM MDT Sun Jun 15 2025
.THIS AFTERNOON...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms early in the evening. Chance of
showers and thunderstorms early in the evening,
then slight chance of showers and thunderstorms
early in the evening. Some thunderstorms may be
severe. Some thunderstorms may be severe.
Chance of precipitation 50 percent.
Chance of thunder...20 percent.
Max temperature.....70-75.
24 hr trend......1 degree warmer.
Min humidity........24-30 percent.
24 hr trend......3 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.......9800-11800 ft agl.
Smoke dispersal.....Excellent.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers early
in the evening. Slight chance of thunderstorms
early in the evening. Some thunderstorms may be
severe. Chance of precipitation 20 percent.
Chance of thunder...0 percent.
Min temperature.....42-47.
24 hr trend......2 degrees cooler.
Max humidity........60-66 percent.
24 hr trend......6 percent wetter.
Humidity recovery...Good.
20-foot winds.......West winds 10 to 15 mph with gusts to around 30
mph until 2400, then downslope/downvalley 4-7
mph.
Ridge top winds.....West around 20 mph until 2400, then around 10
mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 20 mph until 2400, then around 10
mph.
Mixing Height.......4600-6600 ft agl until 2400, then 400-1000 ft
agl.
Smoke dispersal.....Very good until 2400, then poor.
.MONDAY...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms early in the afternoon. Chance of
showers and thunderstorms late in the
afternoon. Chance of precipitation 50 percent.
Chance of thunder...30 percent.
Max temperature.....67-72.
24 hr trend......5 degrees cooler.
Min humidity........29-35 percent.
24 hr trend......2 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
southwest 10 to 15 mph. Gusts up to 25 mph.
Ridge top winds.....Southwest around 10 mph until 1200, then around
20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph until 1200, then around
25 mph.
Mixing Height.......2800-4800 ft agl until 1200, then 8000-10000 ft
agl.
Smoke dispersal.....Fair to good until 1200, then excellent.
.MONDAY NIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of showers and thunderstorms in the
evening, then slight chance of showers after
midnight. Chance of precipitation 50 percent.
Chance of thunder...30 percent.
Min temperature.....43-48.
24 hr trend......1 degree cooler.
Max humidity........72-78 percent.
24 hr trend......15 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......West winds around 10 mph with gusts to around
25 mph until 2100, then downslope/downvalley
4-7 mph.
Ridge top winds.....West 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......3800-5800 ft agl until 2400, then 400-1000 ft
agl.
Smoke dispersal.....Good to very good until 2400, then poor.
.TUESDAY...
Sky/weather.........Partly cloudy. Slight chance of showers in the
morning. Slight chance of thunderstorms late in
the morning, then showers likely and chance of
thunderstorms in the afternoon. Chance of
precipitation 70 percent.
Chance of thunder...50 percent.
Max temperature.....58-63.
24 hr trend......8 degrees cooler.
Min humidity........44-50 percent.
24 hr trend......16 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
northwest 10 to 15 mph. Gusts up to 25 mph.
Ridge top winds.....Northwest around 15 mph.
Chc of wetting rain.5 percent until 1200, then 45 percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......2600-4600 ft agl until 1200, then 5400-7400 ft
agl.
Smoke dispersal.....Good.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly clear. Slight chance of showers in the
evening. Lows in the lower 40s. Winds generally less than 10 mph.
.WEDNESDAY...Clear. Lows in the upper 40s. Highs in the upper
60s. West winds around 10 mph.
.JUNETEENTH...Mostly clear. Lows around 50. Highs in the mid 70s.
Southwest winds around 15 mph.
.FRIDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the upper 40s. Highs in the lower 70s.
West winds around 15 mph.
.SATURDAY...Mostly clear. Chance of showers, slight chance of
thunderstorms and snow showers. Lows in the upper 30s. Highs in
the upper 60s.
.SUNDAY...Cooler. Partly cloudy. Slight chance of showers and
snow showers in the morning, then chance of showers,
thunderstorms and snow showers in the afternoon. Highs in the mid
50s.
$$
WYZ140-162130-
Yellowstone National Park-
Including the cities of Lake, Mammoth, and Old Faithful
130 PM MDT Sun Jun 15 2025
.THIS AFTERNOON...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms. Some thunderstorms may be
severe. Chance of precipitation 20 percent.
Chance of thunder...10 percent.
Max temperature.....73-78.
24 hr trend......3 degrees warmer.
Min humidity........19-25 percent.
24 hr trend......3 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 30 mph.
Mixing Height.......10600-12600 ft agl.
Smoke dispersal.....Excellent.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of thunderstorms
early in the evening. Some thunderstorms may be
severe. Chance of thunderstorms 20 percent.
Chance of thunder...10 percent.
Min temperature.....38-43.
24 hr trend......2 degrees cooler.
Max humidity........65-71 percent.
24 hr trend......2 percent drier.
Humidity recovery...Good.
20-foot winds.......Southwest winds 10 to 15 mph with gusts to
around 25 mph until 2400, then
downslope/downvalley 4-7 mph.
Ridge top winds.....Southwest around 15 mph until 2400, then
southeast.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 20 mph until 2400, then around
10 mph.
Mixing Height.......4600-6600 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Very good until 2400, then poor.
.MONDAY...
Sky/weather.........Partly cloudy. Chance of showers and
thunderstorms in the afternoon. Chance of
precipitation 50 percent.
Chance of thunder...30 percent.
Max temperature.....69-74.
24 hr trend......5 degrees cooler.
Min humidity........19-25 percent.
24 hr trend......1 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
southwest 10 to 15 mph with gusts to around 25
mph.
Ridge top winds.....South around 10 mph until 1200, then southwest
around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph until 1200, then around
25 mph.
Mixing Height.......3200-5200 ft agl until 1200, then 9600-11600 ft
agl.
Smoke dispersal.....Fair to good until 1200, then excellent.
.MONDAY NIGHT...
Sky/weather.........Partly cloudy. Slight chance of thunderstorms
early in the evening. Slight chance of showers
in the evening. Slight chance of showers early
in the morning. Chance of precipitation 20
percent.
Chance of thunder...20 percent.
Min temperature.....40-45.
24 hr trend......1 degree warmer.
Max humidity........76-82 percent.
24 hr trend......8 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......West winds around 10 mph and gusty until 2100,
then downslope/downvalley 4-7 mph.
Ridge top winds.....Northwest around 15 mph until 2400, then
northeast.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph until 2400, then north.
Mixing Height.......3800-5800 ft agl until 2400, then 200-800 ft
agl.
Smoke dispersal.....Good to very good until 2400, then poor.
.TUESDAY...
Sky/weather.........Partly cloudy. Slight chance of showers in the
morning. Slight chance of thunderstorms late in
the morning, then chance of showers and
thunderstorms in the afternoon. Chance of
precipitation 50 percent.
Chance of thunder...50 percent.
Max temperature.....62-67.
24 hr trend......6 degrees cooler.
Min humidity........37-43 percent.
24 hr trend......18 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west
around 10 mph. Gusts up to 20 mph.
Ridge top winds.....Northwest 10 to 15 mph.
Chc of wetting rain.Zero percent until 1200, then 25 percent.
Transport winds.....Northwest 10 to 15 mph.
Mixing Height.......2200-4200 ft agl until 1200, then 5800-7800 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then good.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly clear. Lows around 40. Winds generally
less than 10 mph.
.WEDNESDAY...Clear. Lows in the lower 40s. Highs in the upper
60s. Southwest winds around 10 mph.
.JUNETEENTH...Mostly clear. Lows in the mid 40s. Highs in the mid
70s. South winds around 10 mph.
.FRIDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the lower 40s. Highs around 70. Southwest
winds around 10 mph.
.SATURDAY...Mostly clear. Chance of showers, snow showers and
slight chance of thunderstorms. Lows in the mid 30s. Highs in the
mid 60s.
.SUNDAY...Cooler. Partly cloudy. Chance of snow showers and
showers in the morning, then chance of showers, snow showers and
slight chance of thunderstorms in the afternoon. Highs in the
lower 50s.
$$
WYZ415-162130-
North Zone Bridger Teton NF and Grand Teton NP-
Including the cities of Jackson and Moran
130 PM MDT Sun Jun 15 2025
.THIS AFTERNOON...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....73-78.
24 hr trend......3 degrees warmer.
Min humidity........24-30 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 25 mph.
Mixing Height.......10000-12000 ft agl.
Smoke dispersal.....Excellent.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....41-46.
24 hr trend......1 degree cooler.
Max humidity........56-62 percent.
24 hr trend......15 percent drier.
Humidity recovery...Moderate.
20-foot winds.......West winds around 15 mph with gusts to around
25 mph until 2100, then downslope/downvalley
4-7 mph.
Ridge top winds.....West around 15 mph until 2400, then southeast.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......4200-6200 ft agl until 2400, then 400-1000 ft
agl.
Smoke dispersal.....Good to very good until 2400, then poor.
.MONDAY...
Sky/weather.........Mostly cloudy.
Chance of thunder...0 percent.
Max temperature.....68-73.
24 hr trend......5 degrees cooler.
Min humidity........21-27 percent.
24 hr trend......1 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west
10 to 15 mph. Gusts up to 20 mph.
Ridge top winds.....South around 10 mph until 1200, then west.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph until 1200, then west
around 20 mph.
Mixing Height.......3000-5000 ft agl until 1200, then 9600-11600 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then excellent.
.MONDAY NIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of thunder...0 percent.
Min temperature.....40-45.
24 hr trend......Unchanged.
Max humidity........63-69 percent.
24 hr trend......10 percent wetter.
Humidity recovery...Good.
20-foot winds.......West winds around 10 mph and gusty until 2100,
then downslope/downvalley 4-7 mph.
Ridge top winds.....Southwest around 15 mph until 2400, then
southeast.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......4200-6200 ft agl until 2400, then 400-1000 ft
agl.
Smoke dispersal.....Good to very good until 2400, then poor.
.TUESDAY...
Sky/weather.........Partly cloudy. Slight chance of showers in the
morning. Chance of showers and thunderstorms in
the afternoon. Chance of precipitation 50
percent.
Chance of thunder...30 percent.
Max temperature.....61-66.
24 hr trend......7 degrees cooler.
Min humidity........43-49 percent.
24 hr trend......14 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then west
10 to 15 mph. Gusts up to 25 mph.
Ridge top winds.....West 10 to 15 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......3000-5000 ft agl until 1200, then 6800-8800 ft
agl.
Smoke dispersal.....Fair to good until 1200, then very good.
.Forecast days 3 through 7......
.TUESDAY THROUGH WEDNESDAY...Clear. Lows 40 to 45. Highs in the
upper 60s. Southwest winds around 10 mph.
.JUNETEENTH...Mostly clear. Lows in the upper 40s. Highs in the
upper 70s. South winds around 10 mph.
.FRIDAY...Clear. Lows in the lower 40s. Highs in the lower 70s.
Southwest winds around 10 mph.
.SATURDAY...Mostly clear. Slight chance of showers and snow
showers. Lows in the mid 30s. Highs in the upper 60s.
.SUNDAY...Cooler. Partly cloudy. Slight chance of showers and
snow showers in the morning, then chance of showers, snow showers
and slight chance of thunderstorms in the afternoon. Highs in the
mid 50s.
$$
WYZ416-162130-
West Wind River Mountains/East Zone Bridger Teton NF-
130 PM MDT Sun Jun 15 2025
.THIS AFTERNOON...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....71-76.
24 hr trend......Unchanged.
Min humidity........18-24 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 30 mph.
Mixing Height.......10400-12400 ft agl.
Smoke dispersal.....Excellent.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....43-48.
24 hr trend......Unchanged.
Max humidity........55-61 percent.
24 hr trend......3 percent wetter.
Humidity recovery...Moderate.
20-foot winds.......West winds 10 to 15 mph with gusts to around 30
mph until 2400, then downslope/downvalley 4-7
mph.
Ridge top winds.....West around 15 mph until 2400, then north.
Chc of wetting rain.Zero percent.
Transport winds.....West around 20 mph until 2400, then northwest
around 10 mph.
Mixing Height.......4400-6400 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Very good until 2400, then poor.
.MONDAY...
Sky/weather.........Mostly cloudy.
Chance of thunder...0 percent.
Max temperature.....67-72.
24 hr trend......3 degrees cooler.
Min humidity........19-25 percent.
24 hr trend......2 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
southwest 10 to 15 mph with gusts to around 30
mph until 1500, then west with gusts to around
30 mph.
Ridge top winds.....South around 10 mph until 1200, then southwest
around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph until 1200, then southwest
around 25 mph.
Mixing Height.......3000-5000 ft agl until 1200, then 9400-11400 ft
agl.
Smoke dispersal.....Fair to good until 1200, then excellent.
.MONDAY NIGHT...
Sky/weather.........Mostly cloudy. Slight chance of showers late in
the evening. Chance of showers 20 percent.
Chance of thunder...0 percent.
Min temperature.....41-46.
24 hr trend......1 degree cooler.
Max humidity........63-69 percent.
24 hr trend......9 percent wetter.
Humidity recovery...Good.
20-foot winds.......West winds around 15 mph with gusts to around
25 mph until 2100, then downslope/downvalley
4-7 mph.
Ridge top winds.....West around 15 mph until 2400, then northeast.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......4200-6200 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Good to very good until 2400, then poor.
.TUESDAY...
Sky/weather.........Partly cloudy. Slight chance of showers in the
morning, then chance of showers and
thunderstorms in the afternoon. Chance of
precipitation 40 percent.
Chance of thunder...30 percent.
Max temperature.....59-64.
24 hr trend......7 degrees cooler.
Min humidity........30-36 percent.
24 hr trend......9 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then west
10 to 15 mph. Gusts up to 30 mph.
Ridge top winds.....West 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......3200-5200 ft agl until 1200, then 7800-9800 ft
agl.
Smoke dispersal.....Fair to good until 1200, then very good to
excellent.
.Forecast days 3 through 7......
.TUESDAY THROUGH WEDNESDAY...Clear. Lows 38 to 43. Highs in the
upper 60s. West winds around 10 mph.
.JUNETEENTH...Mostly clear. Lows in the mid 40s. Highs in the mid
70s. Southwest winds around 10 mph.
.FRIDAY...Clear. Lows in the mid 40s. Highs in the lower 70s.
Southwest winds around 15 mph.
.SATURDAY...Clear. Lows in the mid 30s. Highs in the upper 60s.
.SUNDAY...Cooler. Mostly sunny. Slight chance of snow showers in
the morning, then slight chance of showers, thunderstorms and
snow showers in the afternoon. Highs in the upper 50s.
$$
WYZ288-162130-
East Wind River Mountains/South Shoshone NF-
Including the cities of Dubois and South Pass
130 PM MDT Sun Jun 15 2025
.THIS AFTERNOON...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....74-79.
24 hr trend......1 degree warmer.
Min humidity........16-22 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 30 mph.
Mixing Height.......11800-13800 ft agl.
Smoke dispersal.....Excellent.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....46-51.
24 hr trend......1 degree cooler.
Max humidity........48-54 percent.
24 hr trend......3 percent wetter.
Humidity recovery...Moderate.
20-foot winds.......West winds 10 to 15 mph with gusts to around 30
mph until 0300, then downslope/downvalley 4-7
mph.
Ridge top winds.....West 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......5200-7200 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Very good until 2400, then poor.
.MONDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of showers and thunderstorms late
in the afternoon. Chance of precipitation 20
percent.
Chance of thunder...20 percent.
Max temperature.....70-75.
24 hr trend......4 degrees cooler.
Min humidity........22-28 percent.
24 hr trend......5 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
southwest 10 to 15 mph with gusts to around 30
mph.
Ridge top winds.....Southeast around 10 mph until 1200, then
southwest around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph until 1200, then southwest
around 25 mph.
Mixing Height.......2200-4200 ft agl until 1200, then 8200-10200 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then excellent.
.MONDAY NIGHT...
Sky/weather.........Mostly cloudy. Slight chance of thunderstorms
early in the evening. Slight chance of showers
until early morning. Slight chance of showers
early in the morning. Chance of precipitation
20 percent.
Chance of thunder...20 percent.
Min temperature.....42-47.
24 hr trend......2 degrees cooler.
Max humidity........66-72 percent.
24 hr trend......21 percent wetter.
Humidity recovery...Good.
20-foot winds.......West winds 10 to 15 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.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......3600-5600 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Good until 2400, then poor.
.TUESDAY...
Sky/weather.........Partly cloudy. Slight chance of showers in the
morning, then chance of showers and
thunderstorms in the afternoon. Chance of
precipitation 50 percent.
Chance of thunder...30 percent.
Max temperature.....59-64.
24 hr trend......8 degrees cooler.
Min humidity........33-39 percent.
24 hr trend......9 percent wetter.
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.Less than 5 percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......3000-5000 ft agl until 1200, then 6600-8600 ft
agl.
Smoke dispersal.....Fair to good until 1200, then very good.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly clear. Lows in the lower 40s. Winds
generally less than 10 mph.
.WEDNESDAY...Clear. Lows in the upper 40s. Highs around 70. West
winds around 10 mph.
.JUNETEENTH...Mostly clear. Lows in the lower 50s. Highs in the
upper 70s. Southwest winds around 15 mph.
.FRIDAY...Clear. Lows around 50. Highs in the mid 70s. Southwest
winds around 15 mph.
.SATURDAY...Clear. Lows in the lower 40s. Highs in the lower 70s.
.SUNDAY...Cooler. Mostly sunny. Slight chance of showers and snow
showers in the morning, then chance of snow showers, slight
chance of showers and thunderstorms in the afternoon. Highs
around 60.
$$
WYZ414-162130-
Salt and Wyoming Ranges/West Zone Bridger Teton NF-
Including the city of Afton
130 PM MDT Sun Jun 15 2025
.THIS AFTERNOON...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....73-78.
24 hr trend......1 degree warmer.
Min humidity........17-23 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.Zero percent.
Transport winds.....Southwest around 25 mph.
Mixing Height.......10200-11800 ft agl.
Smoke dispersal.....Excellent.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....43-48.
24 hr trend......1 degree cooler.
Max humidity........58-64 percent.
24 hr trend......Unchanged.
Humidity recovery...Good.
20-foot winds.......West winds around 15 mph with gusts to around
25 mph until 2100, then downslope/downvalley
4-7 mph.
Ridge top winds.....West around 15 mph until 2400, then north.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph until 2400, then north.
Mixing Height.......4400-6400 ft agl until 2400, then 400-1000 ft
agl.
Smoke dispersal.....Good to very good until 2400, then poor.
.MONDAY...
Sky/weather.........Mostly cloudy.
Chance of thunder...0 percent.
Max temperature.....69-74.
24 hr trend......3 degrees cooler.
Min humidity........19-25 percent.
24 hr trend......Unchanged.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west
10 to 15 mph with gusts to around 25 mph.
Ridge top winds.....South around 10 mph until 1200, then west
around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph until 1200, then west
around 20 mph.
Mixing Height.......2600-4600 ft agl until 1200, then 9600-11600 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then excellent.
.MONDAY NIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of showers early in the morning.
Chance of showers 20 percent.
Chance of thunder...0 percent.
Min temperature.....42-47.
24 hr trend......1 degree cooler.
Max humidity........63-69 percent.
24 hr trend......5 percent wetter.
Humidity recovery...Good.
20-foot winds.......West winds around 10 mph with gusts to around
25 mph until 2100, then downslope/downvalley
4-7 mph.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......4200-6200 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Good to very good until 2400, then poor.
.TUESDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Chance of thunder...0 percent.
Max temperature.....62-67.
24 hr trend......7 degrees cooler.
Min humidity........32-38 percent.
24 hr trend......11 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then west
10 to 15 mph with gusts to around 35 mph.
Ridge top winds.....West 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph until 1200, then around 25
mph.
Mixing Height.......3200-5200 ft agl until 1200, then 7400-9200 ft
agl.
Smoke dispersal.....Fair to good until 1200, then very good to
excellent.
.Forecast days 3 through 7......
.TUESDAY THROUGH WEDNESDAY...Clear. Lows 42 to 47. Highs around
70. Southwest winds around 10 mph.
.JUNETEENTH THROUGH FRIDAY...Clear. Lows 45 to 50. Highs 75 to
80. Southwest winds 10 to 15 mph.
.SATURDAY...Clear. Lows in the mid 30s. Highs in the lower 70s.
.SUNDAY...Cooler. Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Highs in the upper 50s.
$$
WYZ278-162130-
Upper Green River Basin/Rock Springs BLM-
Including the cities of Big Piney, Farson, and Pinedale
130 PM MDT Sun Jun 15 2025
.THIS AFTERNOON...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....75-80.
24 hr trend......2 degrees warmer.
Min humidity........13-19 percent.
24 hr trend......2 percent drier.
20-foot winds.......West winds around 20 mph with gusts to around
30 mph.
Ridge top winds.....West around 25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 25 mph.
Mixing Height.......13400-15400 ft agl.
Smoke dispersal.....Excellent.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....45-50.
24 hr trend......2 degrees cooler.
Max humidity........53-59 percent.
24 hr trend......3 percent drier.
Humidity recovery...Moderate.
20-foot winds.......West winds around 20 mph with gusts to around
30 mph until 2100, then northwest around 10 mph
with gusts to around 30 mph until 0300, then
downslope/downvalley 4-7 mph.
Ridge top winds.....West around 20 mph until 2400, then north
around 10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 20 mph until 2400, then north
around 10 mph.
Mixing Height.......5600-7600 ft agl until 2400, then 400-600 ft
agl.
Smoke dispersal.....Very good to excellent until 2400, then poor.
.MONDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of thunder...0 percent.
Max temperature.....73-78.
24 hr trend......4 degrees cooler.
Min humidity........14-20 percent.
24 hr trend......3 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
southwest 15 to 20 mph with gusts to around 30
mph.
Ridge top winds.....East around 10 mph until 1200, then southwest
around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....East around 10 mph until 1200, then southwest
around 25 mph.
Mixing Height.......2400-4400 ft agl until 1200, then 11000-13000
ft agl.
Smoke dispersal.....Poor to fair until 1200, then excellent.
.MONDAY NIGHT...
Sky/weather.........Mostly cloudy. Slight chance of showers after
midnight. Chance of showers 20 percent.
Chance of thunder...0 percent.
Min temperature.....45-50.
24 hr trend......2 degrees warmer.
Max humidity........59-65 percent.
24 hr trend......3 percent wetter.
Humidity recovery...Good.
20-foot winds.......Northwest winds 10 to 15 mph with gusts to
around 30 mph until 2400, then
downslope/downvalley 4-7 mph until 0300, then
north around 10 mph with gusts to around 15
mph.
Ridge top winds.....Northwest around 20 mph until 2400, then north
around 10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 20 mph until 2400, then north
around 10 mph.
Mixing Height.......5400-7400 ft agl until 2400, then 400-600 ft
agl.
Smoke dispersal.....Very good to excellent until 2400, then poor.
.TUESDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Slight chance of showers and thunderstorms in
the afternoon. Chance of precipitation 20
percent.
Chance of thunder...10 percent.
Max temperature.....67-72.
24 hr trend......5 degrees cooler.
Min humidity........20-26 percent.
24 hr trend......6 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900. Winds west
around 20 mph with gusts to around 30 mph after
1500.
Ridge top winds.....Northwest 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 15 to 20 mph.
Mixing Height.......3800-5800 ft agl until 1200, then 9600-11600 ft
agl.
Smoke dispersal.....Good until 1200, then excellent.
.Forecast days 3 through 7......
.TUESDAY THROUGH WEDNESDAY...Clear. Lows 41 to 46. Highs in the
upper 70s. Northwest winds around 10 mph.
.JUNETEENTH THROUGH FRIDAY...Clear. Lows 46 to 51. Highs 82 to
87. West winds 10 to 15 mph.
.SATURDAY...Clear. Lows in the upper 30s. Highs in the lower 80s.
.SUNDAY...Cooler. Mostly sunny. Highs in the upper 60s.
$$
WYZ277-162130-
Lincoln and Uinta Counties/Lower Elevations-
Including the cities of Evanston, Fort Bridger, and Kemmerer
130 PM MDT Sun Jun 15 2025
.THIS AFTERNOON...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....76-81.
24 hr trend......2 degrees warmer.
Min humidity........11-17 percent.
24 hr trend......3 percent drier.
20-foot winds.......West winds around 20 mph with gusts to around
30 mph.
Ridge top winds.....West around 25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 25 mph.
Mixing Height.......11600-13600 ft agl.
Smoke dispersal.....Excellent.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....47-52.
24 hr trend......2 degrees cooler.
Max humidity........52-58 percent.
24 hr trend......3 percent wetter.
Humidity recovery...Moderate.
20-foot winds.......West winds 10 to 15 mph with gusts to around 25
mph until 2400, then downslope/downvalley 4-7
mph.
Ridge top winds.....Northwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph until 2400, then north.
Mixing Height.......5000-7000 ft agl until 2400, then 400-600 ft
agl.
Smoke dispersal.....Very good until 2400, then poor.
.MONDAY...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Max temperature.....74-79.
24 hr trend......2 degrees cooler.
Min humidity........13-19 percent.
24 hr trend......3 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west
15 to 20 mph with gusts to around 30 mph.
Ridge top winds.....East around 10 mph until 1200, then west around
20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast around 10 mph until 1200, then west
around 25 mph.
Mixing Height.......1800-3800 ft agl until 1200, then 10200-12200
ft agl.
Smoke dispersal.....Poor until 1200, then excellent.
.MONDAY NIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of thunder...0 percent.
Min temperature.....46-51.
24 hr trend......Unchanged.
Max humidity........57-63 percent.
24 hr trend......6 percent wetter.
Humidity recovery...Good.
20-foot winds.......West winds 10 to 15 mph with gusts to around 30
mph until 2400, then downslope/downvalley 4-7
mph.
Ridge top winds.....Northwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 20 mph until 2400, then northwest
around 10 mph.
Mixing Height.......5200-7200 ft agl until 2400, then 400-600 ft
agl.
Smoke dispersal.....Very good to excellent until 2400, then poor.
.TUESDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Chance of thunder...0 percent.
Max temperature.....68-73.
24 hr trend......6 degrees cooler.
Min humidity........20-26 percent.
24 hr trend......6 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900. Winds west
around 20 mph with gusts to around 30 mph after
1500.
Ridge top winds.....Northwest 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 15 mph until 1200, then west
around 25 mph.
Mixing Height.......3800-5800 ft agl until 1200, then 9200-11200 ft
agl.
Smoke dispersal.....Good until 1200, then excellent.
.Forecast days 3 through 7......
.TUESDAY THROUGH WEDNESDAY...Clear. Lows 42 to 47. Highs in the
upper 70s. Winds generally less than 10 mph.
.JUNETEENTH THROUGH FRIDAY...Clear. Lows 47 to 52. Highs 83 to
88. Southwest winds 10 to 15 mph.
.SATURDAY...Clear. Lows in the upper 30s. Highs around 80.
.SUNDAY...Cooler, sunny. Highs in the mid 60s.
$$
WYZ279-162130-
Sweetwater County/Rock Springs BLM/Flaming Gorge NRA-
Including the cities of Green River, Rock Springs, and Wamsutter
130 PM MDT Sun Jun 15 2025
.THIS AFTERNOON...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Max temperature.....80-85.
24 hr trend......1 degree warmer.
Min humidity........7-13 percent.
24 hr trend......Unchanged.
20-foot winds.......West winds around 15 mph with gusts to around
30 mph.
Ridge top winds.....West around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 25 mph.
Mixing Height.......15400-17400 ft agl.
Smoke dispersal.....Excellent.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....51-56.
24 hr trend......1 degree cooler.
Max humidity........38-44 percent.
24 hr trend......Unchanged.
Humidity recovery...Moderate.
20-foot winds.......West winds 10 to 15 mph with gusts to around 30
mph until 2400, then downslope/downvalley 4-7
mph.
Ridge top winds.....West around 15 mph until 2400, then south.
Chc of wetting rain.Zero percent.
Transport winds.....West around 20 mph until 2400, then around 10
mph.
Mixing Height.......6400-8400 ft agl until 2400, then 400-600 ft
agl.
Smoke dispersal.....Very good to excellent until 2400, then poor.
.MONDAY...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Max temperature.....80-85.
24 hr trend......2 degrees cooler.
Min humidity........9-15 percent.
24 hr trend......Unchanged.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
southwest 10 to 15 mph until 1500, then west
around 20 mph. Gusts up to 30 mph.
Ridge top winds.....South around 15 mph until 1200, then west
around 25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South around 15 mph until 1200, then west
around 25 mph.
Mixing Height.......3800-5800 ft agl until 1200, then 13400-15400
ft agl.
Smoke dispersal.....Good until 1200, then excellent.
.MONDAY NIGHT...
Sky/weather.........Mostly cloudy. Slight chance of showers early
in the morning. Chance of showers 20 percent.
Chance of thunder...0 percent.
Min temperature.....52-57.
24 hr trend......Unchanged.
Max humidity........53-59 percent.
24 hr trend......17 percent wetter.
Humidity recovery...Moderate.
20-foot winds.......Northwest winds 10 to 15 mph with gusts to
around 30 mph until 2400, then north with gusts
to around 15 mph.
Ridge top winds.....Northwest around 20 mph until 2400, then
northeast.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 20 mph until 2400, then north
around 10 mph.
Mixing Height.......5800-7800 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Very good to excellent until 2400, then poor.
.TUESDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Slight chance of showers and thunderstorms in
the afternoon. Chance of precipitation 20
percent.
Chance of thunder...10 percent.
Max temperature.....72-77.
24 hr trend......7 degrees cooler.
Min humidity........17-23 percent.
24 hr trend......8 percent wetter.
20-foot winds.......Northwest winds 10 to 15 mph with gusts to
around 30 mph until 1500, then around 20 mph
with gusts to around 30 mph.
Ridge top winds.....Northwest 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 15 mph until 1200, then west
around 25 mph.
Mixing Height.......3600-5600 ft agl until 1200, then 10600-12600
ft agl.
Smoke dispersal.....Good until 1200, then excellent.
.Forecast days 3 through 7......
.TUESDAY THROUGH WEDNESDAY...Clear. Lows 46 to 51. Highs in the
lower 80s. West winds around 10 mph.
.JUNETEENTH...Mostly clear. Lows in the upper 50s. Highs around
90. Southwest winds around 10 mph.
.FRIDAY...Clear. Lows in the mid 50s. Highs in the upper 80s.
Southwest winds around 15 mph.
.SATURDAY...Clear. Lows in the mid 40s. Highs in the upper 80s.
.SUNDAY...Cooler, sunny. Highs in the mid 70s.
$$
WYZ289-162130-
Granite/Green/Ferris/Rattlesnake Mountains-
Including the city of Jeffrey City
130 PM MDT Sun Jun 15 2025
.THIS AFTERNOON...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Max temperature.....81-86.
24 hr trend......2 degrees warmer.
Min humidity........8-14 percent.
24 hr trend......1 percent drier.
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.......16000-17600 ft agl.
Smoke dispersal.....Excellent.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....50-55.
24 hr trend......1 degree cooler.
Max humidity........59-65 percent.
24 hr trend......5 percent wetter.
Humidity recovery...Good.
20-foot winds.......West winds 10 to 15 mph with gusts to around 30
mph until 0300, then downslope/downvalley 4-7
mph.
Ridge top winds.....West around 20 mph until 2400, then north
around 10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 20 mph until 2400, then northwest
around 10 mph.
Mixing Height.......6800-8800 ft agl until 2400, then 400-600 ft
agl.
Smoke dispersal.....Excellent until 2400, then poor.
.MONDAY...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms early in the afternoon. Chance of
showers and thunderstorms late in the
afternoon, then slight chance of showers and
thunderstorms late in the afternoon. Chance of
precipitation 30 percent.
Chance of thunder...20 percent.
Max temperature.....78-83.
24 hr trend......4 degrees cooler.
Min humidity........13-19 percent.
24 hr trend......3 percent wetter.
20-foot winds.......Northeast winds around 10 mph and gusty until
0900, then upslope/upvalley 5-9 mph until 1200,
then west 10 to 15 mph with gusts to around 30
mph.
Ridge top winds.....East around 10 mph until 1200, then west around
20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....East around 10 mph until 1200, then southwest
around 25 mph.
Mixing Height.......1600-3600 ft agl until 1200, then 9400-11400 ft
agl.
Smoke dispersal.....Poor until 1200, then excellent.
.MONDAY NIGHT...
Sky/weather.........Mostly cloudy. Slight chance of thunderstorms
in the evening. Chance of showers through the
night. Chance of precipitation 40 percent.
Chance of thunder...20 percent.
Min temperature.....50-55.
24 hr trend......Unchanged.
Max humidity........69-75 percent.
24 hr trend......14 percent wetter.
Humidity recovery...Good.
20-foot winds.......North winds around 15 mph with gusts to around
30 mph until 2100, then northeast with gusts to
around 30 mph.
Ridge top winds.....Northeast 15 to 20 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....Northeast 15 to 20 mph.
Mixing Height.......4000-6000 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Good to very good until 2400, then poor.
.TUESDAY...
Sky/weather.........Partly cloudy. Slight chance of showers in the
morning, then chance of showers and
thunderstorms in the afternoon. Chance of
precipitation 50 percent.
Chance of thunder...40 percent.
Max temperature.....68-73.
24 hr trend......10 degrees cooler.
Min humidity........26-32 percent.
24 hr trend......15 percent wetter.
20-foot winds.......Northwest winds 10 to 15 mph. Gusts up to 20
mph until 1200, then 30 mph.
Ridge top winds.....Northwest 15 to 20 mph.
Chc of wetting rain.5 percent until 1200, then 25 percent.
Transport winds.....Northwest 15 to 20 mph.
Mixing Height.......2600-4600 ft agl until 1200, then 6200-8200 ft
agl.
Smoke dispersal.....Fair to good until 1200, then very good.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly clear. Lows in the upper 40s. Winds
generally less than 10 mph.
.WEDNESDAY...Clear. Lows in the lower 50s. Highs in the upper
70s. West winds around 10 mph.
.JUNETEENTH...Mostly clear. Lows in the upper 50s. Highs in the
upper 80s. Southwest winds around 10 mph.
.FRIDAY...Clear. Lows in the mid 50s. Highs in the mid 80s.
Southwest winds around 15 mph.
.SATURDAY...Clear. Lows in the upper 40s. Highs in the mid 80s.
.SUNDAY...Cooler. Mostly sunny. Highs in the lower 70s.
$$
WYZ300-162130-
Casper Mountain-
130 PM MDT Sun Jun 15 2025
.THIS AFTERNOON...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms through the day. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....79-84.
24 hr trend......Unchanged.
Min humidity........16-22 percent.
24 hr trend......1 percent wetter.
20-foot winds.......Southwest winds around 10 mph and gusty.
Ridge top winds.....Southwest around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 20 mph.
Mixing Height.......14200-16200 ft agl.
Smoke dispersal.....Excellent.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....49-54.
24 hr trend......5 degrees cooler.
Max humidity........72-78 percent.
24 hr trend......14 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Southwest winds around 10 mph with gusts to
around 25 mph until 2100, then south with gusts
to around 25 mph until 2400, then
downslope/downvalley 4-7 mph.
Ridge top winds.....Southwest around 15 mph until 2400, then
southeast.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......5000-7000 ft agl until 2400, then 200-400 ft
agl.
Smoke dispersal.....Good to very good until 2400, then poor.
.MONDAY...
Sky/weather.........Partly cloudy. Chance of showers and
thunderstorms in the afternoon. Chance of
precipitation 40 percent.
Chance of thunder...40 percent.
Max temperature.....73-78.
24 hr trend......4 degrees cooler.
Min humidity........25-31 percent.
24 hr trend......9 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
northwest around 10 mph with gusts to around 25
mph until 1500, then northeast with gusts to
around 25 mph.
Ridge top winds.....Southwest around 10 mph until 1200, then
northwest.
Chc of wetting rain.Zero percent.
Transport winds.....East around 10 mph until 1200, then southwest
around 20 mph.
Mixing Height.......1800-3800 ft agl until 1200, then 8000-10000 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good to
excellent.
.MONDAY NIGHT...
Sky/weather.........Mostly cloudy. Chance of thunderstorms in the
evening. Chance of showers through the night.
Chance of precipitation 50 percent.
Chance of thunder...40 percent.
Min temperature.....50-55.
24 hr trend......Unchanged.
Max humidity........83-89 percent.
24 hr trend......12 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Northeast winds 10 to 15 mph with gusts to
around 25 mph until 2400, then southeast with
gusts to around 15 mph until 0300, then
downslope/downvalley 4-7 mph.
Ridge top winds.....Northeast around 15 mph until 2400, then
southeast.
Chc of wetting rain.Zero percent until 2400, then 10 percent.
Transport winds.....Northeast around 20 mph until 2400, then
southeast.
Mixing Height.......1400-3400 ft agl until 2400, then 200-600 ft
agl.
Smoke dispersal.....Poor.
.TUESDAY...
Sky/weather.........Mostly cloudy. Chance of showers in the
morning. Slight chance of thunderstorms late in
the morning, then showers and chance of
thunderstorms in the afternoon. Chance of
precipitation 80 percent.
Chance of thunder...50 percent.
Max temperature.....66-71.
24 hr trend......9 degrees cooler.
Min humidity........50-56 percent.
24 hr trend......22 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
northwest around 10 mph. Gusts up to 20 mph.
Ridge top winds.....Northwest 10 to 15 mph.
Chc of wetting rain.25 percent until 1200, then 80 percent.
Transport winds.....West around 10 mph until 1200, then around 20
mph.
Mixing Height.......1600-3600 ft agl until 1200, then 3800-5800 ft
agl.
Smoke dispersal.....Fair to good.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly clear. Slight chance of showers and
thunderstorms in the evening. Lows in the mid 40s. Winds
generally less than 10 mph.
.WEDNESDAY...Clear. Lows in the lower 50s. Highs in the mid 70s.
West winds around 10 mph.
.JUNETEENTH...Mostly clear. Lows in the upper 50s. Highs in the
mid 80s. Southwest winds around 10 mph.
.FRIDAY...Clear. Lows in the mid 50s. Highs in the mid 80s.
Southwest winds around 15 mph.
.SATURDAY...Clear. Lows around 50. Highs in the lower 80s.
.SUNDAY...Cooler. Mostly sunny. Highs in the lower 70s.
$$