Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
872
FNUS55 KRIW 221044
FWFRIW
Fire Weather Planning Forecast for Western and Central Wyoming
National Weather Service Riverton WY
444 AM MDT Tue Apr 22 2025
.DISCUSSION...
***This product is currently automated with no discussion
and will not be refreshed with all forecast updates. It should
be used for planning purposes only. If you need additional fire
weather information, please contact the NWS office in Riverton,
Wyoming. The human written discussion section along with the fire
weather forecast will resume regular operations sometime in
Spring 2025.***
---Thunderstorms imply strong gusty and erratic winds---
WYZ280-222200-
Natrona County/Casper BLM-
Including the cities of Casper and Midwest
444 AM MDT Tue Apr 22 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....53-58.
24 hr trend......Unchanged.
Min humidity........30-36 percent.
24 hr trend......7 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then west
10 to 15 mph with higher gusts.
Ridge top winds.....Northwest 10 to 15 mph until 1300, then west
around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 10 to 15 mph until 1200, then west 20
to 25 mph.
Mixing Height.......400-2200 ft agl until 1000. 8200-9400 ft agl
after 1400.
Smoke dispersal.....Poor to fair until 1200. Excellent after 1400.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....30-35.
24 hr trend......1 degree warmer.
Max humidity........73-79 percent.
24 hr trend......11 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Northwest winds around 10 mph until 2100, then
northeast. Gusts up to 20 mph.
Ridge top winds.....Northwest around 15 mph until 2100, then
northeast.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 15 to 20 mph until 2000, then
northeast until 0100, then around 15 mph.
Mixing Height.......7400-8000 ft agl until 1900. 600-1000 ft agl
after 2000.
Smoke dispersal.....Very good until 1900, then poor.
.WEDNESDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of rain showers in the afternoon.
Chance of rain showers late in the afternoon.
Chance of showers 50 percent.
Chance of thunder...0 percent.
Max temperature.....55-60.
24 hr trend......1 degree warmer.
Min humidity........37-43 percent.
24 hr trend......11 percent wetter.
20-foot winds.......East winds 10 to 15 mph with higher gusts.
Ridge top winds.....East 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....East around 15 mph until 1300, then southeast.
Mixing Height.......800-2800 ft agl until 1200. 4000-5400 ft agl
after 1500.
Smoke dispersal.....Fair to good.
.Forecast days 3 through 7......
.WEDNESDAY NIGHT...Cloudy. Showers likely in the evening, then
chance of showers after midnight. Lows in the upper 30s.
Northeast winds around 10 mph.
.THURSDAY...Showers and slight chance of thunderstorms. Lows in
the mid 30s. Highs in the lower 50s. Northeast winds around
10 mph.
.FRIDAY...Mostly cloudy with chance of showers. Lows in the upper
30s. Highs in the mid 50s. East winds around 10 mph.
.SATURDAY...Warmer. Partly cloudy. Lows around 40. Highs around
70. South winds around 10 mph.
.SUNDAY...Partly cloudy with chance of showers. Lows in the upper
30s. Highs in the mid 60s.
.MONDAY...Cooler. Partly cloudy. Chance of showers in the
morning, then showers likely and slight chance of thunderstorms
in the afternoon. Highs in the mid 50s.
$$
WYZ283-222200-
Upper Wind River Basin/Wind River Basin-
Including the cities of Crowheart, Lander, Riverton, and Shoshoni
444 AM MDT Tue Apr 22 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....53-58.
24 hr trend......1 degree warmer.
Min humidity........21-27 percent.
24 hr trend......6 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west
10 to 15 mph with higher gusts.
Ridge top winds.....West around 10 mph until 0900. 15 to 20 mph
after 1300.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 10 to 15 mph until 1400, then west
around 20 mph.
Mixing Height.......600-2200 ft agl until 1000. 8000-9600 ft agl
after 1400.
Smoke dispersal.....Poor to fair until 1300, then very good to
excellent.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....31-36.
24 hr trend......2 degrees warmer.
Max humidity........68-74 percent.
24 hr trend......3 percent wetter.
Humidity recovery...Good.
20-foot winds.......Northwest winds around 15 mph and gusty until
2100. East with gusts to around 15 mph after
2400.
Ridge top winds.....Northwest 15 to 20 mph until 2200. East 10 to
15 mph after 2400.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 15 to 20 mph until 2100, then
northeast until 2400, then east.
Mixing Height.......7200-8200 ft agl until 1900. 600-1000 ft agl
after 2000.
Smoke dispersal.....Very good until 1900. Poor after 2000.
.WEDNESDAY...
Sky/weather.........Partly cloudy. Slight chance of rain showers
late in the afternoon. Chance of rain showers
late in the afternoon. Chance of showers 50
percent.
Chance of thunder...0 percent.
Max temperature.....54-59.
24 hr trend......1 degree warmer.
Min humidity........35-41 percent.
24 hr trend......11 percent wetter.
20-foot winds.......East winds around 10 mph until 0900, then
upslope/upvalley 5-9 mph until 1200, then
southeast around 10 mph. Gusts up to 15 mph.
Ridge top winds.....East 10 to 15 mph until 1500, then southeast.
Chc of wetting rain.Zero percent.
Transport winds.....East 10 to 15 mph until 1100, then south until
1700, then west.
Mixing Height.......600-2400 ft agl until 1100. 4000-6000 ft agl
after 1500.
Smoke dispersal.....Fair to good.
.Forecast days 3 through 7......
.WEDNESDAY NIGHT...Showers likely. Lows in the mid 30s. Northeast
winds around 10 mph.
.THURSDAY...Cloudy with showers likely and slight chance of
thunderstorms. Lows in the mid 30s. Highs in the lower 50s. Winds
generally less than 10 mph.
.FRIDAY...Mostly cloudy with chance of showers and slight chance
of thunderstorms. Lows in the mid 30s. Highs in the mid 50s.
Winds generally less than 10 mph.
.SATURDAY...Warmer. Partly cloudy with slight chance of showers.
Lows in the upper 30s. Highs in the upper 60s. Southwest winds
around 10 mph.
.SUNDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the mid 30s. Highs in the lower 60s.
.MONDAY...Mostly cloudy. Chance of showers in the morning, then
showers likely in the afternoon. Highs in the mid 50s.
$$
WYZ285-222200-
South Bighorn Mountains-
444 AM MDT Tue Apr 22 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....46-51.
24 hr trend......Unchanged.
Min humidity........30-36 percent.
24 hr trend......5 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then west
around 10 mph with higher gusts.
Ridge top winds.....West 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph until 1500, then 15 to 20
mph.
Mixing Height.......400-2400 ft agl until 1100, then 4400-6400 ft
agl.
Smoke dispersal.....Good.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....29-34.
24 hr trend......1 degree warmer.
Max humidity........63-69 percent.
24 hr trend......11 percent drier.
Humidity recovery...Good.
20-foot winds.......North winds around 10 mph until 2400, then
northeast. Gusts up to 20 mph.
Ridge top winds.....Northwest around 15 mph until 2000, then
northeast.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 15 mph until 2000, then
northeast until 0200, then east.
Mixing Height.......3200-5000 ft agl until 1900, then 400-2400 ft
agl.
Smoke dispersal.....Poor.
.WEDNESDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of rain showers and snow showers
late in the afternoon. Rain showers and snow
showers likely late in the afternoon. No snow
accumulation. Chance of precipitation 60
percent.
Chance of thunder...0 percent.
Max temperature.....49-54.
24 hr trend......3 degrees warmer.
Min humidity........41-47 percent.
24 hr trend......11 percent wetter.
20-foot winds.......Southeast winds 10 to 15 mph with higher gusts.
Ridge top winds.....East 15 to 20 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....Southeast 15 to 20 mph.
Mixing Height.......400-2400 ft agl until 1200, then 2800-4800 ft
agl.
Smoke dispersal.....Fair to good.
.Forecast days 3 through 7......
.WEDNESDAY NIGHT...Showers likely and snow showers in the
evening, then showers and snow showers likely after midnight.
Lows in the mid 30s. Northeast winds around 10 mph.
.THURSDAY...Showers, snow showers and slight chance of
thunderstorms. Lows in the mid 30s. Highs in the lower 40s.
Northeast winds around 10 mph.
.FRIDAY...Mostly cloudy with chance of showers and slight chance
of snow showers. Lows in the upper 30s. Highs in the upper 40s.
East winds around 10 mph.
.SATURDAY...Warmer. Partly cloudy with slight chance of showers.
Lows around 40. Highs in the lower 60s. Southwest winds around
15 mph.
.SUNDAY...Partly cloudy. Chance of showers with possible snow
showers and thunderstorms likely. Lows in the upper 30s. Highs in
the upper 50s.
.MONDAY...Showers and snow showers likely in the morning, then
showers, snow showers likely and slight chance of thunderstorms
in the afternoon. Highs in the upper 40s.
$$
WYZ281-222200-
Johnson County/Casper BLM-
Including the cities of Buffalo and Kaycee
444 AM MDT Tue Apr 22 2025
.TODAY...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Max temperature.....46-51.
24 hr trend......2 degrees cooler.
Min humidity........35-41 percent.
24 hr trend......6 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
northeast around 10 mph until 1200, then
upslope/upvalley 5-9 mph until 1500, then north
around 10 mph and gusty.
Ridge top winds.....North around 10 mph until 0900, then 10 to 15
mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 10 to 15 mph.
Mixing Height.......600-2600 ft agl until 1000. 6000-7800 ft agl
after 1300.
Smoke dispersal.....Good to very good.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....30-35.
24 hr trend......1 degree warmer.
Max humidity........70-76 percent.
24 hr trend......14 percent drier.
Humidity recovery...Excellent.
20-foot winds.......North winds around 10 mph and gusty 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 until 0200, then east.
Mixing Height.......3400-5400 ft agl until 2000, then 400-1400 ft
agl.
Smoke dispersal.....Fair to good until 2000, then poor.
.WEDNESDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of rain showers late in the
afternoon. Chance of rain showers late in the
afternoon. Chance of showers 50 percent.
Chance of thunder...0 percent.
Max temperature.....49-54.
24 hr trend......4 degrees warmer.
Min humidity........38-44 percent.
24 hr trend......3 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
southeast 10 to 15 mph with higher gusts.
Ridge top winds.....Northeast around 10 mph until 0800, then
southeast until 1300, then around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast 10 to 15 mph until 1200, then south
15 to 20 mph.
Mixing Height.......400-2200 ft agl until 1000. 4800-6400 ft agl
after 1300.
Smoke dispersal.....Good.
.Forecast days 3 through 7......
.WEDNESDAY NIGHT...Showers likely. Lows in the upper 30s.
Northeast winds around 10 mph.
.THURSDAY...Cloudy with showers likely. Lows in the mid 30s.
Highs in the upper 40s. Northeast winds around 10 mph.
.FRIDAY...Mostly cloudy with chance of showers. Lows in the upper
30s. Highs in the lower 50s. Southeast winds around 15 mph.
.SATURDAY...Warmer. Partly cloudy. Lows in the lower 40s. Highs
around 70. South winds around 10 mph.
.SUNDAY...Mostly cloudy with chance of showers. Lows in the lower
40s. Highs in the mid 60s.
.MONDAY...Cooler. Showers likely in the morning, then showers
likely and slight chance of thunderstorms in the afternoon. Highs
in the mid 50s.
$$
WYZ282-222200-
South Bighorn Basin/Worland BLM-
Including the cities of Ten Sleep, Thermopolis, and Worland
444 AM MDT Tue Apr 22 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly sunny then
becoming partly cloudy.
Chance of thunder...0 percent.
Max temperature.....46-51.
24 hr trend......1 degree cooler.
Min humidity........31-37 percent.
24 hr trend......3 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then north
around 10 mph.
Ridge top winds.....West around 10 mph until 0900, then north.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 10 to 15 mph.
Mixing Height.......400-2400 ft agl until 1000. 6200-7600 ft agl
after 1300.
Smoke dispersal.....Good.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....29-34.
24 hr trend......1 degree warmer.
Max humidity........74-80 percent.
24 hr trend......6 percent drier.
Humidity recovery...Excellent.
20-foot winds.......North winds around 10 mph until 2400, then
downslope/downvalley 4-7 mph. Gusts up to 15
mph.
Ridge top winds.....North around 15 mph until 2400, then west.
Chc of wetting rain.Zero percent.
Transport winds.....North 10 to 15 mph until 0300, then west until
0500, then north.
Mixing Height.......3800-5800 ft agl until 2000, then 400-1000 ft
agl.
Smoke dispersal.....Fair to good until 2000, then poor.
.WEDNESDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of rain showers late in the
afternoon. Chance of rain showers late in the
afternoon. Chance of showers 50 percent.
Chance of thunder...0 percent.
Max temperature.....49-54.
24 hr trend......3 degrees warmer.
Min humidity........40-46 percent.
24 hr trend......7 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then
northeast around 10 mph and gusty.
Ridge top winds.....West around 10 mph until 0800, then east until
1400, then northeast.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph until 0900, then
southeast until 1700, then north.
Mixing Height.......600-2600 ft agl until 1100. 4000-6000 ft agl
after 1500.
Smoke dispersal.....Fair to good.
.Forecast days 3 through 7......
.WEDNESDAY NIGHT...Cloudy. Showers likely in the evening, then
chance of showers after midnight. Lows in the upper 30s. North
winds around 10 mph.
.THURSDAY...Showers likely. Lows in the mid 30s. Highs around 50.
Winds generally less than 10 mph.
.FRIDAY...Mostly cloudy with chance of showers. Lows in the upper
30s. Highs in the upper 50s. Southeast winds around 10 mph.
.SATURDAY...Warmer. Partly cloudy with slight chance of showers.
Lows in the lower 40s. Highs around 70. South winds around
10 mph.
.SUNDAY...Mostly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the upper 30s. Highs in the mid 60s.
.MONDAY...Showers likely. Highs in the mid 50s.
$$
WYZ275-222200-
North Bighorn Basin/Worland BLM-
Including the cities of Greybull, Lovell, and Powell
444 AM MDT Tue Apr 22 2025
.TODAY...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Max temperature.....43-48.
24 hr trend......1 degree cooler.
Min humidity........35-41 percent.
24 hr trend......6 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then north
around 10 mph.
Ridge top winds.....Northwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 10 to 15 mph.
Mixing Height.......400-1600 ft agl until 0900. 6200-7600 ft agl
after 1300.
Smoke dispersal.....Good.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....29-34.
24 hr trend......Unchanged.
Max humidity........71-77 percent.
24 hr trend......2 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......North winds around 10 mph until 0300, then
downslope/downvalley 4-7 mph. Gusts up to 15
mph.
Ridge top winds.....Northwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....North 10 to 15 mph.
Mixing Height.......3800-5800 ft agl until 2000, then 400-2000 ft
agl.
Smoke dispersal.....Fair to good until 2000, then poor.
.WEDNESDAY...
Sky/weather.........Mostly cloudy. Slight chance of rain showers
early in the afternoon. Chance of rain showers
late in the afternoon. Chance of showers 50
percent.
Chance of thunder...0 percent.
Max temperature.....45-50.
24 hr trend......1 degree warmer.
Min humidity........47-53 percent.
24 hr trend......9 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then north
around 10 mph. Gusts up to 15 mph.
Ridge top winds.....Northwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 10 mph until 1000, then east
until 1200, then southeast until 1400, then
north.
Mixing Height.......400-2400 ft agl until 1100, then 2800-4800 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.WEDNESDAY NIGHT...Cloudy with chance of showers. Lows in the
upper 30s. Northwest winds around 10 mph.
.THURSDAY...Cloudy with showers likely. Lows in the mid 30s.
Highs around 50. Northwest winds around 10 mph.
.FRIDAY...Mostly cloudy with slight chance of showers. Lows
around 40. Highs in the upper 50s. South winds around 10 mph.
.SATURDAY...Warmer. Mostly cloudy. Slight chance of showers and
thunderstorms. Lows in the lower 40s. Highs in the upper 60s.
South winds around 10 mph.
.SUNDAY...Mostly cloudy with chance of showers and slight chance
of thunderstorms. Lows around 40. Highs in the lower 60s.
.MONDAY...Showers likely. Highs in the mid 50s.
$$
WYZ276-222200-
Cody Foothills-
Including the cities of Clark, Cody, and Meeteetse
444 AM MDT Tue Apr 22 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of thunder...0 percent.
Max temperature.....44-49.
24 hr trend......3 degrees cooler.
Min humidity........33-39 percent.
24 hr trend......4 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then north
around 10 mph and gusty.
Ridge top winds.....Southwest 5 to 10 mph until 0900, then east 10
to 15 mph until 1300, then north.
Chc of wetting rain.Zero percent.
Transport winds.....North around 10 mph until 0700, then southeast
until 0900, then west 10 to 15 mph.
Mixing Height.......800-2800 ft agl until 1000. 5400-7400 ft agl
after 1200.
Smoke dispersal.....Good.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of rain showers
early in the evening. Chance of showers 20
percent.
Chance of thunder...0 percent.
Min temperature.....29-34.
24 hr trend......Unchanged.
Max humidity........71-77 percent.
24 hr trend......3 percent drier.
Humidity recovery...Excellent.
20-foot winds.......North winds around 10 mph with gusts to around
15 mph until 2400, then downslope/downvalley
4-7 mph.
Ridge top winds.....Northwest 10 to 15 mph until 0300, then around
10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....North 10 to 15 mph.
Mixing Height.......3000-4800 ft agl until 2000, then 600-2400 ft
agl.
Smoke dispersal.....Poor.
.WEDNESDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of rain showers and snow showers
late in the morning. Slight chance of
thunderstorms in the afternoon. Chance of rain
showers and snow showers in the afternoon.
Chance of precipitation 50 percent.
Chance of thunder...20 percent.
Max temperature.....44-49.
24 hr trend......1 degree cooler.
Min humidity........47-53 percent.
24 hr trend......12 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
northeast around 10 mph with higher gusts.
Ridge top winds.....North around 10 mph until 0800, then northeast.
Chc of wetting rain.Zero percent until 1200, then 25 percent.
Transport winds.....Northeast around 10 mph until 0900. Around 15
mph after 1600.
Mixing Height.......600-2600 ft agl until 1100, then 2200-3600 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.WEDNESDAY NIGHT...Cloudy with chance of showers and snow
showers. Lows in the mid 30s. Winds generally less than 10 mph.
.THURSDAY...Cloudy with showers and snow showers likely. Lows in
the lower 30s. Highs in the mid 40s. North winds around 10 mph.
.FRIDAY...Mostly cloudy with chance of showers. Lows in the upper
30s. Highs in the lower 50s. Winds generally less than 10 mph.
.SATURDAY...Mostly cloudy with slight chance of showers and
thunderstorms. Lows around 40. Highs in the lower 60s. Southwest
winds around 10 mph.
.SUNDAY...Mostly cloudy with chance of showers, snow showers and
slight chance of thunderstorms. Lows in the upper 30s. Highs in
the upper 50s.
.MONDAY...Showers likely and chance of snow showers in the
morning, then showers, snow showers likely and slight chance of
thunderstorms in the afternoon. Highs around 50.
$$
WYZ287-222200-
Owl Creek Mountains-
444 AM MDT Tue Apr 22 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Chance of thunder...0 percent.
Max temperature.....48-53.
24 hr trend......1 degree cooler.
Min humidity........31-37 percent.
24 hr trend......6 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
northwest around 10 mph and gusty.
Ridge top winds.....Northwest around 10 mph until 0900, then east
until 1300, then northwest.
Chc of wetting rain.Zero percent.
Transport winds.....North around 10 mph until 1000, then west.
Mixing Height.......400-2200 ft agl until 1000. 5800-7800 ft agl
after 1400.
Smoke dispersal.....Good to very good.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....30-35.
24 hr trend......2 degrees warmer.
Max humidity........68-74 percent.
24 hr trend......5 percent drier.
Humidity recovery...Good.
20-foot winds.......North winds around 10 mph with gusts to around
15 mph until 2400, then downslope/downvalley
4-7 mph.
Ridge top winds.....Northwest 10 to 15 mph until 0400, then
southwest.
Chc of wetting rain.Zero percent.
Transport winds.....North around 15 mph until 2100, then 10 to 15
mph until 0200, then west until 0300, then
south.
Mixing Height.......4000-5200 ft agl until 1900. 200-800 ft agl
after 2000.
Smoke dispersal.....Fair to good until 2000, then poor.
.WEDNESDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of rain showers early in the
afternoon. Chance of rain showers late in the
afternoon. Snow showers likely late in the
afternoon. No snow accumulation. Chance of
precipitation 60 percent.
Chance of thunder...0 percent.
Max temperature.....49-54.
24 hr trend......2 degrees warmer.
Min humidity........43-49 percent.
24 hr trend......11 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
southeast around 10 mph and gusty.
Ridge top winds.....Southeast 10 to 15 mph until 1600, then
northeast.
Chc of wetting rain.Less than 5 percent.
Transport winds.....South 10 to 15 mph until 1700, then northeast.
Mixing Height.......600-2600 ft agl until 1200, then 2600-4600 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.WEDNESDAY NIGHT...Showers and snow showers likely. Lows in the
mid 30s. North winds around 10 mph.
.THURSDAY...Showers and snow showers. Lows in the mid 30s. Highs
in the mid 40s. North winds around 10 mph.
.FRIDAY...Mostly cloudy with chance of showers. Lows in the upper
30s. Highs in the lower 50s. South winds around 10 mph.
.SATURDAY...Warmer. Mostly cloudy. Slight chance of showers and
thunderstorms. Lows around 40. Highs in the lower 60s. Southwest
winds around 10 mph.
.SUNDAY...Mostly cloudy. Chance of showers, snow showers and
slight chance of thunderstorms. Lows in the upper 30s. Highs in
the upper 50s.
.MONDAY...Mostly cloudy. Chance of showers and snow showers in
the morning, then showers, snow showers likely and slight chance
of thunderstorms in the afternoon. Highs in the upper 40s.
$$
WYZ286-222200-
Absaroka Mountains/North Shoshone NF-
Including the city of Pahaska
444 AM MDT Tue Apr 22 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Slight chance of snow showers late in the
afternoon. Chance of snow 20 percent.
Chance of thunder...0 percent.
Max temperature.....38-43.
24 hr trend......2 degrees warmer.
Min humidity........37-43 percent.
24 hr trend......Unchanged.
20-foot winds.......West winds 10 to 15 mph. Gusts up to 20 mph
until 1200, then 25 mph.
Ridge top winds.....West 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph until 1000, then 20 to 25
mph.
Mixing Height.......400-2000 ft agl until 1000. 4600-6600 ft agl
after 1300.
Smoke dispersal.....Good to very good.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of snow showers in
the evening. Slight chance of snow showers
early in the morning. Chance of snow 20
percent.
Chance of thunder...0 percent.
Min temperature.....25-30.
24 hr trend......3 degrees warmer.
Max humidity........68-74 percent.
24 hr trend......1 percent wetter.
Humidity recovery...Good.
20-foot winds.......West winds around 10 mph until 2100, then
downslope/downvalley 4-7 mph. Gusts up to 15
mph.
Ridge top winds.....West 15 to 20 mph until 2100, then north around
10 mph until 2300, then southeast until 0200,
then south.
Chc of wetting rain.Less than 5 percent.
Transport winds.....West 15 to 20 mph until 2100, then south around
10 mph.
Mixing Height.......3600-5000 ft agl until 1900, then 600-2600 ft
agl.
Smoke dispersal.....Fair to good until 2000, then poor.
.WEDNESDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of snow showers in the morning, then
snow showers, rain showers likely and slight
chance of thunderstorms in the afternoon. Snow
accumulation up to 3 inches. Chance of
precipitation 70 percent.
Chance of thunder...20 percent.
Max temperature.....39-44.
24 hr trend......Unchanged.
Min humidity........54-60 percent.
24 hr trend......18 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
southeast around 10 mph and gusty.
Ridge top winds.....Southeast 10 to 15 mph until 1700, then east.
Chc of wetting rain.10 percent until 1200, then 50 percent.
Transport winds.....South 10 to 15 mph.
Mixing Height.......1600-3600 ft agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.WEDNESDAY NIGHT...Mostly cloudy. Chance of snow showers and
showers likely in the evening, then chance of snow showers and
showers after midnight. Lows in the upper 20s. Winds generally
less than 10 mph.
.THURSDAY...Mostly cloudy with snow showers, showers and slight
chance of thunderstorms. Lows in the upper 20s. Highs in the
upper 30s. Winds generally less than 10 mph.
.FRIDAY...Mostly cloudy with chance of showers, snow showers and
slight chance of thunderstorms. Lows around 30. Highs in the mid
40s. Winds generally less than 10 mph.
.SATURDAY...Partly cloudy. Chance of showers, snow showers and
slight chance of thunderstorms. Lows in the lower 30s. Highs
around 50. Southwest winds around 10 mph.
.SUNDAY...Mostly cloudy with snow showers, showers likely and
slight chance of thunderstorms. Lows in the upper 20s. Highs in
the mid 40s.
.MONDAY...Snow showers likely in the morning, then snow showers
with showers likely in the afternoon. Highs around 40.
$$
WYZ140-222200-
Yellowstone National Park-
Including the cities of Lake, Mammoth, and Old Faithful
444 AM MDT Tue Apr 22 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Slight chance of snow showers late in the
afternoon. Chance of snow 20 percent.
Chance of thunder...0 percent.
Max temperature.....40-45.
24 hr trend......Unchanged.
Min humidity........32-38 percent.
24 hr trend......1 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then west
around 10 mph with higher gusts.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph until 1200, then 15 to 20
mph.
Mixing Height.......400-1600 ft agl until 1000. 4400-6000 ft agl
after 1300.
Smoke dispersal.....Good.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of snow showers
early in the evening. Slight chance of snow
showers early in the morning. Chance of snow 20
percent.
Chance of thunder...0 percent.
Min temperature.....25-30.
24 hr trend......6 degrees warmer.
Max humidity........77-83 percent.
24 hr trend......1 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Southwest winds around 10 mph until 2100, then
downslope/downvalley 4-7 mph.
Ridge top winds.....Southwest 10 to 15 mph until 2100, then east.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph until 2100. Southeast after
2200.
Mixing Height.......3800-4400 ft agl until 1900, then 400-2200 ft
agl.
Smoke dispersal.....Poor.
.WEDNESDAY...
Sky/weather.........Mostly cloudy. Chance of snow showers through
the day. Chance of rain showers and slight
chance of thunderstorms in the afternoon.
Chance of precipitation 50 percent.
Chance of thunder...20 percent.
Max temperature.....41-46.
24 hr trend......2 degrees warmer.
Min humidity........50-56 percent.
24 hr trend......16 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph.
Ridge top winds.....Southeast around 10 mph until 1100, then west.
Chc of wetting rain.22 percent.
Transport winds.....Southeast around 10 mph until 1100, then
southwest.
Mixing Height.......1400-3400 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.WEDNESDAY NIGHT...Mostly cloudy with chance of snow showers and
showers. Lows in the mid 20s. Winds generally less than 10 mph.
.THURSDAY...Mostly cloudy. Snow showers, showers and chance of
thunderstorms. Lows in the mid 20s. Highs in the mid 40s. Winds
generally less than 10 mph.
.FRIDAY THROUGH SATURDAY...Mostly cloudy with chance of showers,
snow showers and slight chance of thunderstorms. Lows in the
upper 20s. Highs in the lower 50s. Winds generally less than
10 mph.
.SUNDAY...Snow showers, showers likely and slight chance of
thunderstorms. Lows in the mid 20s. Highs in the lower 40s.
.MONDAY...Snow showers likely in the morning, then snow showers
in the afternoon. Highs in the lower 40s.
$$
WYZ415-222200-
North Zone Bridger Teton NF and Grand Teton NP-
Including the cities of Jackson and Moran
444 AM MDT Tue Apr 22 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Chance of thunder...0 percent.
Max temperature.....41-46.
24 hr trend......1 degree warmer.
Min humidity........28-34 percent.
24 hr trend......2 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then west
10 to 15 mph with higher gusts.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph until 1200, then west
around 20 mph.
Mixing Height.......600-2600 ft agl until 1100, then 4000-6000 ft
agl.
Smoke dispersal.....Good.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....24-29.
24 hr trend......5 degrees warmer.
Max humidity........70-76 percent.
24 hr trend......Unchanged.
Humidity recovery...Excellent.
20-foot winds.......Southwest winds around 10 mph until 2100, then
downslope/downvalley 4-7 mph. Gusts up to 15
mph.
Ridge top winds.....Southwest 10 to 15 mph until 2100, then
southeast until 0400, then 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph until 2100, then south.
Mixing Height.......3800-4800 ft agl until 1900, then 400-2200 ft
agl.
Smoke dispersal.....Poor.
.WEDNESDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of snow showers in the morning. Chance
of rain showers through the day. Snow showers
likely and chance of thunderstorms in the
afternoon. Snow accumulation up to 1 inch.
Chance of precipitation 70 percent.
Chance of thunder...30 percent.
Max temperature.....44-49.
24 hr trend......3 degrees warmer.
Min humidity........41-47 percent.
24 hr trend......12 percent wetter.
20-foot winds.......Southeast winds around 10 mph until 1200, then
southwest until 1500, then upslope/upvalley 5-9
mph. Gusts up to 15 mph.
Ridge top winds.....Southeast around 15 mph until 1100, then
southwest.
Chc of wetting rain.5 percent until 1200, then 30 percent.
Transport winds.....South around 15 mph until 1200, then southwest.
Mixing Height.......1000-3000 ft agl until 1200, then 2800-4800 ft
agl.
Smoke dispersal.....Fair to good.
.Forecast days 3 through 7......
.WEDNESDAY NIGHT...Mostly cloudy with chance of showers and snow
showers. Lows in the upper 20s. Winds generally less than 10 mph.
.THURSDAY...Partly cloudy. Showers, snow showers and chance of
thunderstorms. Lows in the upper 20s. Highs in the mid 40s. Winds
generally less than 10 mph.
.FRIDAY...Mostly cloudy with chance of showers with possible snow
showers and thunderstorms likely. Lows in the upper 20s. Highs in
the upper 40s. Southeast winds around 10 mph.
.SATURDAY...Mostly cloudy. Chance of showers, snow showers and
slight chance of thunderstorms. Lows in the upper 20s. Highs
around 50. South winds around 10 mph.
.SUNDAY THROUGH MONDAY...Mostly cloudy with snow showers, showers
likely and slight chance of thunderstorms. Lows in the mid 20s.
Highs 39 to 44.
$$
WYZ416-222200-
West Wind River Mountains/East Zone Bridger Teton NF-
444 AM MDT Tue Apr 22 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....37-42.
24 hr trend......2 degrees warmer.
Min humidity........33-39 percent.
24 hr trend......4 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph. 25 mph after
0900.
Ridge top winds.....Southwest 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph until 1300, then west 20
to 25 mph.
Mixing Height.......600-2600 ft agl until 1100, then 3200-5200 ft
agl.
Smoke dispersal.....Good.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of snow showers
early in the morning. Chance of snow 20
percent.
Chance of thunder...0 percent.
Min temperature.....25-30.
24 hr trend......7 degrees warmer.
Max humidity........75-81 percent.
24 hr trend......2 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......West winds around 10 mph until 2100, then
downslope/downvalley 4-7 mph. Gusts up to 15
mph.
Ridge top winds.....West 15 to 20 mph until 2100, then northeast
around 10 mph until 2300, then east.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph until 2100, then around 10
mph until 2200, then southeast.
Mixing Height.......3400-4200 ft agl until 1900, then 400-1800 ft
agl.
Smoke dispersal.....Poor.
.WEDNESDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of snow showers in the morning,
then chance of snow showers, rain showers and
slight chance of thunderstorms in the
afternoon. Chance of precipitation 50 percent.
Chance of thunder...20 percent.
Max temperature.....42-47.
24 hr trend......3 degrees warmer.
Min humidity........44-50 percent.
24 hr trend......10 percent wetter.
20-foot winds.......South winds around 10 mph with higher gusts
until 1500, then southwest and gusty.
Ridge top winds.....South 10 to 15 mph until 1300, then southwest.
Chc of wetting rain.Zero percent until 1200, then 25 percent.
Transport winds.....South 10 to 15 mph until 1100, then southwest
15 to 20 mph.
Mixing Height.......800-2800 ft agl until 1200, then 2200-4200 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.WEDNESDAY NIGHT...Mostly cloudy with chance of snow showers and
showers. Lows in the upper 20s. Winds generally less than 10 mph.
.THURSDAY...Mostly cloudy. Snow showers, showers and chance of
thunderstorms. Lows in the mid 20s. Highs in the lower 40s. Winds
generally less than 10 mph.
.FRIDAY...Mostly cloudy with snow showers likely with possible
showers and thunderstorms. Lows in the upper 20s. Highs in the
mid 40s. Winds generally less than 10 mph.
.SATURDAY...Mostly cloudy. Chance of snow showers, slight chance
of showers and thunderstorms. Lows in the upper 20s. Highs in the
upper 40s. Southwest winds around 10 mph.
.SUNDAY...Mostly cloudy with chance of snow showers and slight
chance of thunderstorms. Lows in the mid 20s. Highs in the lower
40s.
.MONDAY...Snow showers likely. Highs in the upper 30s.
$$
WYZ288-222200-
East Wind River Mountains/South Shoshone NF-
Including the cities of Dubois and South Pass
444 AM MDT Tue Apr 22 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....44-49.
24 hr trend......3 degrees warmer.
Min humidity........29-35 percent.
24 hr trend......2 percent wetter.
20-foot winds.......West winds 10 to 15 mph with gusts to around 25
mph until 1200, then around 20 mph with gusts
to around 30 mph.
Ridge top winds.....West 15 to 20 mph until 1200, then around 25
mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph until 1100, then 25 to 30
mph.
Mixing Height.......600-2600 ft agl until 1100, then 3800-5800 ft
agl.
Smoke dispersal.....Good to very good.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....26-31.
24 hr trend......4 degrees warmer.
Max humidity........65-71 percent.
24 hr trend......7 percent wetter.
Humidity recovery...Good.
20-foot winds.......West winds 10 to 15 mph and gusty until 2400,
then downslope/downvalley 4-7 mph.
Ridge top winds.....West 15 to 20 mph until 0100, then south around
10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph until 0100, then southwest
around 10 mph until 0200, then south.
Mixing Height.......3000-4200 ft agl until 1900, then 400-2200 ft
agl.
Smoke dispersal.....Poor.
.WEDNESDAY...
Sky/weather.........Partly cloudy. Slight chance of snow showers in
the morning. Rain showers, snow showers likely
and slight chance of thunderstorms in the
afternoon. Snow accumulation up to 1 inch.
Chance of precipitation 70 percent.
Chance of thunder...20 percent.
Max temperature.....46-51.
24 hr trend......2 degrees warmer.
Min humidity........39-45 percent.
24 hr trend......12 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then south
around 10 mph with higher gusts.
Ridge top winds.....Southwest around 10 mph until 0800. Around 15
mph after 1500.
Chc of wetting rain.Zero percent until 1200, then 15 percent.
Transport winds.....Southwest 10 to 15 mph until 1100, then 15 to
20 mph.
Mixing Height.......400-2400 ft agl until 1100, then 2600-4600 ft
agl.
Smoke dispersal.....Fair to good.
.Forecast days 3 through 7......
.WEDNESDAY NIGHT...Showers and snow showers likely. Lows around
30. Winds generally less than 10 mph.
.THURSDAY...Showers, snow showers and slight chance of
thunderstorms. Lows in the upper 20s. Highs in the lower 40s.
Winds generally less than 10 mph.
.FRIDAY...Mostly cloudy with snow showers likely with possible
showers and thunderstorms. Lows in the lower 30s. Highs in the
mid 40s. Winds generally less than 10 mph.
.SATURDAY...Partly cloudy with chance of snow showers, slight
chance of showers and thunderstorms. Lows in the lower 30s. Highs
in the lower 50s. Southwest winds around 10 mph.
.SUNDAY...Partly cloudy with chance of snow showers, showers and
slight chance of thunderstorms. Lows in the upper 20s. Highs in
the upper 40s.
.MONDAY...Mostly cloudy. Chance of snow showers in the morning,
then snow showers and showers likely in the afternoon. Highs in
the lower 40s.
$$
WYZ414-222200-
Salt and Wyoming Ranges/West Zone Bridger Teton NF-
Including the city of Afton
444 AM MDT Tue Apr 22 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....42-47.
24 hr trend......1 degree warmer.
Min humidity........36-42 percent.
24 hr trend......5 percent wetter.
20-foot winds.......West winds 10 to 15 mph. Gusts up to 15 mph
until 1200, then 20 mph.
Ridge top winds.....Southwest 10 to 15 mph until 1200, then west
around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......600-2600 ft agl until 1100, then 3600-5600 ft
agl.
Smoke dispersal.....Good.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....27-32.
24 hr trend......5 degrees warmer.
Max humidity........75-81 percent.
24 hr trend......2 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......West winds around 10 mph with gusts to around
15 mph until 2100, then downslope/downvalley
4-7 mph until 0300, then southeast around 10
mph.
Ridge top winds.....West 10 to 15 mph until 2100, then southeast.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph until 2100, then southeast.
Mixing Height.......3400-4400 ft agl until 1900, then 400-1400 ft
agl.
Smoke dispersal.....Poor.
.WEDNESDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of rain showers and snow showers
in the morning, then chance of rain showers,
thunderstorms and snow showers in the
afternoon. Chance of precipitation 50 percent.
Chance of thunder...30 percent.
Max temperature.....47-52.
24 hr trend......4 degrees warmer.
Min humidity........47-53 percent.
24 hr trend......9 percent wetter.
20-foot winds.......South winds around 10 mph until 1200, then
southwest. Gusts up to 20 mph.
Ridge top winds.....South around 15 mph until 1300. West after
1700.
Chc of wetting rain.Zero percent until 1200, then 15 percent.
Transport winds.....South 15 to 20 mph until 1300, then southwest.
Mixing Height.......600-2600 ft agl until 1100, then 3200-5200 ft
agl.
Smoke dispersal.....Fair to good.
.Forecast days 3 through 7......
.WEDNESDAY NIGHT...Mostly cloudy. Chance of showers, snow showers
and slight chance of thunderstorms in the evening, then chance of
showers and snow showers after midnight. Lows in the lower 30s.
Winds generally less than 10 mph.
.THURSDAY...Partly cloudy. Showers with possible snow showers and
thunderstorms likely. Lows around 30. Highs in the upper 40s.
Winds generally less than 10 mph.
.FRIDAY...Mostly cloudy with chance of showers, slight chance of
thunderstorms and snow showers. Lows in the lower 30s. Highs in
the lower 50s. Southeast winds around 10 mph.
.SATURDAY...Mostly cloudy. Chance of showers, snow showers and
slight chance of thunderstorms. Lows around 30. Highs in the
lower 50s. Southwest winds around 10 mph.
.SUNDAY...Mostly cloudy with snow showers, showers likely and
slight chance of thunderstorms. Lows in the upper 20s. Highs in
the mid 40s.
.MONDAY...Snow showers likely in the morning, then snow showers
and showers likely in the afternoon. Highs around 40.
$$
WYZ278-222200-
Upper Green River Basin/Rock Springs BLM-
Including the cities of Big Piney, Farson, and Pinedale
444 AM MDT Tue Apr 22 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....46-51.
24 hr trend......3 degrees warmer.
Min humidity........28-34 percent.
24 hr trend......Unchanged.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then west
10 to 15 mph with gusts to around 25 mph.
Ridge top winds.....West 10 to 15 mph until 1200, then around 20
mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph until 1100, then 20 to 25
mph.
Mixing Height.......400-1800 ft agl until 1000. 6200-8200 ft agl
after 1200.
Smoke dispersal.....Poor until 1100, then very good to excellent.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of thunder...0 percent.
Min temperature.....28-33.
24 hr trend......4 degrees warmer.
Max humidity........72-78 percent.
24 hr trend......2 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Northwest winds around 10 mph and gusty until
2100, then downslope/downvalley 4-7 mph.
Ridge top winds.....Northwest 15 to 20 mph until 2100, then
northeast around 10 mph until 0200, then east.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 15 to 20 mph until 2100, then
northeast around 10 mph until 0100, then east.
Mixing Height.......5200-7200 ft agl until 1900. 400-800 ft agl
after 2000.
Smoke dispersal.....Good until 2000, then poor.
.WEDNESDAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy then
becoming mostly cloudy. Slight chance of snow
showers in the morning. Chance of rain showers
and slight chance of thunderstorms in the
afternoon. Chance of precipitation 50 percent.
Chance of thunder...20 percent.
Max temperature.....48-53.
24 hr trend......1 degree warmer.
Min humidity........37-43 percent.
24 hr trend......12 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then south
around 10 mph with higher gusts until 1500,
then southwest and gusty.
Ridge top winds.....Southeast around 10 mph until 1100. Southwest
after 1700.
Chc of wetting rain.Zero percent until 1200, then 10 percent.
Transport winds.....East 10 to 15 mph until 1000. Southwest 15 to
20 mph after 1500.
Mixing Height.......600-2400 ft agl until 1100, then 3400-5400 ft
agl until 1500, then 4600-6400 ft agl until
1700, then 3600-4400 ft agl.
Smoke dispersal.....Fair to good.
.Forecast days 3 through 7......
.WEDNESDAY NIGHT...Mostly cloudy. Chance of showers and slight
chance of thunderstorms in the evening, then chance of showers
and snow showers after midnight. Lows in the lower 30s. Winds
generally less than 10 mph.
.THURSDAY...Partly cloudy. Showers likely with possible snow
showers and thunderstorms. Lows in the lower 30s. Highs in the
mid 50s. Winds generally less than 10 mph.
.FRIDAY...Mostly cloudy with chance of showers and slight chance
of thunderstorms. Lows in the lower 30s. Highs in the mid 50s.
Southeast winds around 10 mph.
.SATURDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the lower 30s. Highs around 60. Southwest
winds around 10 mph.
.SUNDAY...Partly cloudy with chance of showers, snow showers and
slight chance of thunderstorms. Lows in the upper 20s. Highs in
the lower 50s.
.MONDAY...Mostly cloudy. Chance of snow showers in the morning,
then chance of showers and snow showers in the afternoon. Highs
in the upper 40s.
$$
WYZ277-222200-
Lincoln and Uinta Counties/Lower Elevations-
Including the cities of Evanston, Fort Bridger, and Kemmerer
444 AM MDT Tue Apr 22 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....48-53.
24 hr trend......4 degrees warmer.
Min humidity........24-30 percent.
24 hr trend......6 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then west
10 to 15 mph with gusts to around 25 mph.
Ridge top winds.....West 10 to 15 mph until 1200, then around 20
mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph until 1200, then 20 to 25
mph.
Mixing Height.......400-1600 ft agl until 1000. 6200-8200 ft agl
after 1200.
Smoke dispersal.....Poor until 1100, then very good.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of thunder...0 percent.
Min temperature.....31-36.
24 hr trend......4 degrees warmer.
Max humidity........72-78 percent.
24 hr trend......1 percent drier.
Humidity recovery...Excellent.
20-foot winds.......West winds around 10 mph and gusty until 2100,
then downslope/downvalley 4-7 mph.
Ridge top winds.....West 15 to 20 mph until 2100, then north around
10 mph until 2300, then northeast.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph until 2100, then northeast
around 10 mph until 2400, then east.
Mixing Height.......5400-7000 ft agl until 1900. 400-800 ft agl
after 2000.
Smoke dispersal.....Good until 2000, then poor.
.WEDNESDAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Slight chance of rain showers and snow showers
in the morning. Chance of rain showers and
slight chance of thunderstorms in the
afternoon. Chance of precipitation 40 percent.
Chance of thunder...20 percent.
Max temperature.....50-55.
24 hr trend......2 degrees warmer.
Min humidity........34-40 percent.
24 hr trend......9 percent wetter.
20-foot winds.......Southeast winds around 10 mph and gusty until
1200, then southwest with higher gusts.
Ridge top winds.....Southeast 10 to 15 mph until 1100. Southwest 15
to 20 mph after 1500.
Chc of wetting rain.Less than 5 percent.
Transport winds.....East around 15 mph until 1000. Southwest after
1300.
Mixing Height.......400-2200 ft agl until 1100. 5000-7000 ft agl
after 1400.
Smoke dispersal.....Good to very good.
.Forecast days 3 through 7......
.WEDNESDAY NIGHT...Mostly cloudy. Chance of showers and slight
chance of thunderstorms in the evening, then chance of showers
after midnight. Lows in the lower 30s. Winds generally less than
10 mph.
.THURSDAY...Partly cloudy with showers likely and slight chance
of thunderstorms. Lows in the lower 30s. Highs in the mid 50s.
Winds generally less than 10 mph.
.FRIDAY...Mostly cloudy with slight chance of showers and
thunderstorms. Lows in the mid 30s. Highs in the upper 50s.
Southeast winds around 10 mph.
.SATURDAY...Partly cloudy. Slight chance of showers. Lows in the
lower 30s. Highs around 60. Southwest winds around 10 mph.
.SUNDAY...Partly cloudy with chance of showers, snow showers and
slight chance of thunderstorms. Lows in the upper 20s. Highs in
the lower 50s.
.MONDAY...Mostly cloudy. Chance of snow showers in the morning,
then chance of snow showers, showers and slight chance of
thunderstorms in the afternoon. Highs in the mid 40s.
$$
WYZ279-222200-
Sweetwater County/Rock Springs BLM/Flaming Gorge NRA-
Including the cities of Green River, Rock Springs, and Wamsutter
444 AM MDT Tue Apr 22 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....52-57.
24 hr trend......4 degrees warmer.
Min humidity........20-26 percent.
24 hr trend......4 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900. Winds west
around 20 mph with gusts to around 25 mph after
1500.
Ridge top winds.....Southwest 10 to 15 mph until 1200, then west 20
to 25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph until 1100, then west 20
to 25 mph.
Mixing Height.......400-1800 ft agl until 1000. 8200-10200 ft agl
after 1300.
Smoke dispersal.....Poor to fair until 1100. Excellent after 1200.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....34-39.
24 hr trend......2 degrees warmer.
Max humidity........59-65 percent.
24 hr trend......4 percent drier.
Humidity recovery...Good.
20-foot winds.......West winds around 15 mph and gusty until 2100,
then downslope/downvalley 4-7 mph.
Ridge top winds.....West 15 to 20 mph until 2100, then north around
10 mph until 2400, then northeast.
Chc of wetting rain.Zero percent.
Transport winds.....West 20 to 25 mph until 2000, then northwest 10
to 15 mph until 2300, then east.
Mixing Height.......8400-9000 ft agl until 1900. 400-800 ft agl
after 2000.
Smoke dispersal.....Excellent until 1900. Poor after 2000.
.WEDNESDAY...
Sky/weather.........Partly cloudy. Slight chance of rain showers in
the afternoon. Slight chance of thunderstorms
late in the afternoon. Chance of precipitation
20 percent.
Chance of thunder...10 percent.
Max temperature.....55-60.
24 hr trend......1 degree warmer.
Min humidity........25-31 percent.
24 hr trend......8 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then east
around 10 mph until 1200, then west with higher
gusts.
Ridge top winds.....Northeast around 10 mph until 1000, then east
until 1100, then southwest until 1400, then
west.
Chc of wetting rain.Less than 5 percent.
Transport winds.....Northeast 10 to 15 mph until 1100, then
southwest 15 to 20 mph until 1600, then west.
Mixing Height.......400-1800 ft agl until 1100, then 2800-4800 ft
agl until 1300, then 5600-7600 ft agl until
1700, then 4600-5400 ft agl.
Smoke dispersal.....Good.
.Forecast days 3 through 7......
.WEDNESDAY NIGHT...Mostly cloudy with slight chance of showers.
Lows in the mid 30s. Winds generally less than 10 mph.
.THURSDAY...Mostly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the mid 30s. Highs around 60. Northeast
winds around 10 mph.
.FRIDAY...Mostly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 30s. Highs in the lower 60s.
East winds around 10 mph.
.SATURDAY...Partly cloudy. Lows in the upper 30s. Highs in the
mid 60s. South winds around 15 mph.
.SUNDAY...Partly cloudy. Slight chance of showers and snow
showers. Lows in the lower 30s. Highs in the upper 50s.
.MONDAY...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 around 50.
$$
WYZ289-222200-
Granite/Green/Ferris/Rattlesnake Mountains-
Including the city of Jeffrey City
444 AM MDT Tue Apr 22 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....51-56.
24 hr trend......4 degrees warmer.
Min humidity........23-29 percent.
24 hr trend......Unchanged.
20-foot winds.......Southwest winds 10 to 15 mph with gusts to
around 25 mph until 1200, then west around 20
mph with gusts to around 30 mph.
Ridge top winds.....Southwest 15 to 20 mph until 1100, then west
around 25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph until 1000, then 25 to 30
mph.
Mixing Height.......400-2000 ft agl until 1000. 7800-9200 ft agl
after 1500.
Smoke dispersal.....Poor until 1000. Excellent after 1200.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....31-36.
24 hr trend......Unchanged.
Max humidity........64-70 percent.
24 hr trend......3 percent wetter.
Humidity recovery...Good.
20-foot winds.......Northwest winds around 15 mph until 2100, then
northeast. Gusts up to 20 mph.
Ridge top winds.....Northwest 15 to 20 mph until 2100. Northeast 10
to 15 mph after 2400.
Chc of wetting rain.Zero percent.
Transport winds.....West 20 to 25 mph until 2000, then north around
15 mph until 2300, then east.
Mixing Height.......6800-7800 ft agl until 1900. 400-800 ft agl
after 2000.
Smoke dispersal.....Very good to excellent until 1900. Poor after
2000.
.WEDNESDAY...
Sky/weather.........Partly cloudy. Slight chance of rain showers in
the afternoon. Chance of rain showers late in
the afternoon. Chance of showers 50 percent.
Chance of thunder...0 percent.
Max temperature.....52-57.
24 hr trend......1 degree warmer.
Min humidity........32-38 percent.
24 hr trend......10 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
southeast around 10 mph and gusty until 1500,
then southwest with higher gusts.
Ridge top winds.....East 10 to 15 mph until 1100. Southwest 15 to
20 mph after 1400.
Chc of wetting rain.Zero percent.
Transport winds.....East 10 to 15 mph until 1100, then south until
1400, then southwest.
Mixing Height.......400-1800 ft agl until 1100. 4200-6200 ft agl
after 1400.
Smoke dispersal.....Good.
.Forecast days 3 through 7......
.WEDNESDAY NIGHT...Mostly cloudy. Showers likely in the evening,
then chance of showers after midnight. Lows in the mid 30s.
Northeast winds around 10 mph.
.THURSDAY...Mostly cloudy with showers likely and slight chance
of thunderstorms. Lows in the mid 30s. Highs in the mid 50s.
Northeast winds around 10 mph.
.FRIDAY...Mostly cloudy with chance of showers and slight chance
of thunderstorms. Lows in the mid 30s. Highs in the mid 50s.
Northeast winds around 10 mph.
.SATURDAY...Partly cloudy. Lows in the upper 30s. Highs in the
mid 60s. South winds around 10 mph.
.SUNDAY...Partly cloudy with chance of showers and snow showers.
Lows in the mid 30s. Highs around 60.
.MONDAY...Cooler. Partly cloudy. Chance of showers and snow
showers in the morning, then showers likely and chance of snow
showers in the afternoon. Highs around 50.
$$
WYZ300-222200-
Casper Mountain-
444 AM MDT Tue Apr 22 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....48-53.
24 hr trend......3 degrees warmer.
Min humidity........29-35 percent.
24 hr trend......2 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph with gusts to
around 25 mph until 1200, then west around 20
mph with gusts to around 30 mph.
Ridge top winds.....Southwest 15 to 20 mph until 1100, then west 20
to 25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph until 0900, then west
25 to 30 mph.
Mixing Height.......200-800 ft agl until 0900. 8000-10000 ft agl
after 1300.
Smoke dispersal.....Poor until 0900. Excellent after 1300.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....30-35.
24 hr trend......1 degree warmer.
Max humidity........67-73 percent.
24 hr trend......6 percent wetter.
Humidity recovery...Good.
20-foot winds.......Northwest winds around 10 mph until 2100, then
east until 0300, then downslope/downvalley 4-7
mph. Gusts up to 15 mph.
Ridge top winds.....Northwest 15 to 20 mph until 2000, then north
around 10 mph until 2200, then east until 0500,
then southeast.
Chc of wetting rain.Zero percent.
Transport winds.....West around 25 mph until 1900, then northwest
10 to 15 mph until 2100, then northeast until
2400, then southeast.
Mixing Height.......7000-7800 ft agl until 1900. 200-600 ft agl
after 2000.
Smoke dispersal.....Very good to excellent until 1900, then poor.
.WEDNESDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of rain showers late in the
morning. Chance of rain showers late in the
afternoon, then rain showers likely late in the
afternoon. Chance of showers 60 percent.
Chance of thunder...0 percent.
Max temperature.....49-54.
24 hr trend......2 degrees warmer.
Min humidity........45-51 percent.
24 hr trend......13 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then
southeast around 10 mph. Gusts up to 15 mph.
Ridge top winds.....Southeast 10 to 15 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....South around 15 mph until 1400, then southwest.
Mixing Height.......200-1800 ft agl until 1100. 3600-5400 ft agl
after 1400.
Smoke dispersal.....Fair to good.
.Forecast days 3 through 7......
.WEDNESDAY NIGHT...Mostly cloudy. Showers likely in the evening,
then chance of showers after midnight. Lows in the mid 30s. East
winds around 10 mph.
.THURSDAY...Mostly cloudy with showers and chance of
thunderstorms. Lows in the mid 30s. Highs in the lower 50s. East
winds around 10 mph.
.FRIDAY...Mostly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the upper 30s. Highs in the lower 50s.
Southeast winds around 10 mph.
.SATURDAY...Warmer. Partly cloudy with slight chance of showers.
Lows in the upper 30s. Highs in the mid 60s. South winds around
10 mph.
.SUNDAY...Partly cloudy with chance of showers and snow showers.
Lows in the mid 30s. Highs in the upper 50s.
.MONDAY...Cooler. Partly cloudy. Chance of showers and snow
showers in the morning, then showers, snow showers likely and
slight chance of thunderstorms in the afternoon. Highs in the
upper 40s.
$$