Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
931
FNUS55 KRIW 151202
FWFRIW
Fire Weather Planning Forecast for Western and Central Wyoming
National Weather Service Riverton WY
501 AM MST Sat Nov 15 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 2026.***
---Thunderstorms imply strong gusty and erratic winds---
WYZ280-152300-
Natrona County/Casper BLM-
Including the cities of Casper and Midwest
501 AM MST Sat Nov 15 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....60-65.
24 hr trend......4 degrees cooler.
Min humidity........31-37 percent.
24 hr trend......4 percent wetter.
20-foot winds.......West winds 15 to 20 mph. Gusts up to 25 mph
until 1200, then 30 mph until 1500, then 20
mph.
Ridge top winds.....West 20 to 25 mph until 1700, then around 15
mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 20 to 25 mph until 1700, then around 15
mph.
Mixing Height.......400-2200 ft agl until 1100, then 3000-4800 ft
agl until 1600, then 600-1200 ft agl.
Smoke dispersal.....Good until 1600, then poor.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy then
becoming partly cloudy.
Chance of thunder...0 percent.
Min temperature.....36-41.
24 hr trend......5 degrees cooler.
Max humidity........66-72 percent.
24 hr trend......1 percent wetter.
Humidity recovery...Good.
20-foot winds.......Downslope/downvalley 4-7 mph. Gusts up to 10
mph.
Ridge top winds.....West around 10 mph until 2200, then south.
Chc of wetting rain.Zero percent.
Transport winds.....West around 10 mph until 2300, then south.
Mixing Height.......400-600 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Slight chance of rain showers late in the
afternoon. Chance of showers 20 percent.
Chance of thunder...0 percent.
Max temperature.....60-65.
24 hr trend......1 degree warmer.
Min humidity........32-38 percent.
24 hr trend......3 percent wetter.
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 10 to 15 mph until 1100, then southwest
15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 10 to 15 mph until 1100, then southwest
20 to 25 mph.
Mixing Height.......400-2400 ft agl until 1200, then 2600-4600 ft
agl until 1600, then 600-2200 ft agl.
Smoke dispersal.....Fair to good until 1700, then poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly cloudy. Slight chance of showers in the
evening, then chance of showers after midnight. Lows in the upper
30s. Southwest winds around 15 mph.
.MONDAY...Cooler. Mostly cloudy. Chance of showers. Lows in the
mid 30s. Highs in the lower 50s. Southwest winds around 15 mph.
.TUESDAY...Mostly cloudy. Slight chance of showers. Lows in the
lower 30s. Highs in the lower 50s. Southwest winds around 10 mph.
.WEDNESDAY...Partly cloudy with chance of showers and snow
showers. Lows in the mid 20s. Highs in the upper 40s. West winds
around 10 mph.
.THURSDAY...Partly cloudy. Lows in the mid 20s. Highs in the
upper 40s.
.FRIDAY...Partly cloudy. Slight chance of snow showers in the
morning. Highs in the mid 40s.
$$
WYZ283-152300-
Upper Wind River Basin/Wind River Basin-
Including the cities of Crowheart, Lander, Riverton, and Shoshoni
501 AM MST Sat Nov 15 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Chance of thunder...0 percent.
Max temperature.....57-62.
24 hr trend......3 degrees cooler.
Min humidity........31-37 percent.
24 hr trend......1 percent wetter.
20-foot winds.......West winds 10 to 15 mph with higher gusts.
Ridge top winds.....West 15 to 20 mph until 1700, then around 10
mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph until 1700, then around 10
mph.
Mixing Height.......600-2600 ft agl until 1200, then 2800-4200 ft
agl until 1600, then 600-1400 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy then
becoming partly cloudy.
Chance of thunder...0 percent.
Min temperature.....35-40.
24 hr trend......3 degrees cooler.
Max humidity........71-77 percent.
24 hr trend......1 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......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 until 2400, then south.
Mixing Height.......400-800 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny then
becoming partly cloudy. Slight chance of rain
showers late in the afternoon. Chance of
showers 20 percent.
Chance of thunder...0 percent.
Max temperature.....55-60.
24 hr trend......3 degrees cooler.
Min humidity........43-49 percent.
24 hr trend......8 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then south
around 10 mph. Gusts up to 15 mph.
Ridge top winds.....Southwest 10 to 15 mph until 1100, then south.
Chc of wetting rain.Zero percent.
Transport winds.....South 10 to 15 mph.
Mixing Height.......1000-3000 ft agl until 1700, then 600-800 ft
agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly cloudy. Slight chance of showers in the
evening, then chance of showers after midnight. Lows in the upper
30s. Southwest winds around 10 mph.
.MONDAY...Mostly cloudy. Chance of showers. Lows in the lower
30s. Highs in the lower 50s. West winds around 10 mph.
.TUESDAY...Partly cloudy with slight chance of showers and snow
showers. Lows in the upper 20s. Highs in the upper 40s. Winds
generally less than 10 mph.
.WEDNESDAY...Partly cloudy with chance of showers and snow
showers. Lows in the mid 20s. Highs in the upper 40s. Winds
generally less than 10 mph.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Lows in the mid 20s.
Highs 42 to 47.
$$
WYZ285-152300-
South Bighorn Mountains-
501 AM MST Sat Nov 15 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Chance of thunder...0 percent.
Max temperature.....52-57.
24 hr trend......4 degrees cooler.
Min humidity........36-42 percent.
24 hr trend......6 percent wetter.
20-foot winds.......West winds 15 to 20 mph until 1500, then around
10 mph. Gusts up to 25 mph until 1500, then 15
mph.
Ridge top winds.....West 20 to 25 mph until 1600, then 10 to 15
mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 20 to 25 mph until 1600, then 10 to 15
mph.
Mixing Height.......600-2600 ft agl until 1200, then 2600-3600 ft
agl until 1600, then 200-1200 ft agl.
Smoke dispersal.....Fair to good until 1600, then poor.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of thunder...0 percent.
Min temperature.....36-41.
24 hr trend......2 degrees cooler.
Max humidity........57-63 percent.
24 hr trend......9 percent drier.
Humidity recovery...Good.
20-foot winds.......Downslope/downvalley 4-7 mph until 2400, then
south around 10 mph until 0300, then
downslope/downvalley 4-7 mph.
Ridge top winds.....Northwest around 10 mph until 2000. South after
2300.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 10 mph until 2200, then north
until 2400, then southeast.
Mixing Height.......200-600 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Chance of thunder...0 percent.
Max temperature.....53-58.
24 hr trend......1 degree warmer.
Min humidity........38-44 percent.
24 hr trend......1 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph with higher gusts.
Ridge top winds.....Southwest 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......600-2600 ft agl until 1700, then 200-600 ft
agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly cloudy. Chance of showers and slight
chance of snow showers after midnight. Lows in the upper 30s.
Southwest winds around 10 mph.
.MONDAY...Colder. Mostly cloudy. Chance of showers and snow
showers. Lows in the lower 30s. Highs in the mid 40s. West winds
around 10 mph.
.TUESDAY...Partly cloudy with slight chance of showers and snow
showers. Lows in the lower 30s. Highs in the mid 40s. Southwest
winds around 10 mph.
.WEDNESDAY...Partly cloudy with chance of snow showers and
showers. Lows in the upper 20s. Highs in the lower 40s. West
winds around 10 mph.
.THURSDAY...Partly cloudy. Lows in the mid 20s. Highs around 40.
.FRIDAY...Partly cloudy. Slight chance of snow showers in the
morning. Highs in the upper 30s.
$$
WYZ281-152300-
Johnson County/Casper BLM-
Including the cities of Buffalo and Kaycee
501 AM MST Sat Nov 15 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Chance of thunder...0 percent.
Max temperature.....56-61.
24 hr trend......7 degrees cooler.
Min humidity........34-40 percent.
24 hr trend......9 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then south
around 10 mph until 1200, then northwest. Gusts
up to 15 mph.
Ridge top winds.....Southwest 10 to 15 mph until 1300, then
northwest.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph until 1300, then
northwest 15 to 20 mph until 1700, then around
10 mph.
Mixing Height.......600-2600 ft agl until 1200, then 2800-4600 ft
agl until 1600, then 400-1000 ft agl.
Smoke dispersal.....Fair to good until 1600, then poor.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of thunder...0 percent.
Min temperature.....35-40.
24 hr trend......2 degrees cooler.
Max humidity........66-72 percent.
24 hr trend......8 percent drier.
Humidity recovery...Good.
20-foot winds.......Downslope/downvalley 4-7 mph.
Ridge top winds.....Northwest around 10 mph until 2000, then
southwest until 0100, then south.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 10 mph until 2300, then south
until 0500, then south around 10 mph.
Mixing Height.......400-600 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Max temperature.....58-63.
24 hr trend......1 degree warmer.
Min humidity........37-43 percent.
24 hr trend......2 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then south
around 10 mph. Gusts up to 15 mph.
Ridge top winds.....South 10 to 15 mph until 1700, then west.
Chc of wetting rain.Zero percent.
Transport winds.....South 10 to 15 mph.
Mixing Height.......600-2600 ft agl until 1400, then 1200-3000 ft
agl until 1700, then 400-600 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Partly cloudy. Slight chance of showers after
midnight. Lows in the upper 30s. Southwest winds around 10 mph.
.MONDAY...Mostly cloudy with chance of showers. Lows in the mid
30s. Highs in the lower 50s. Winds generally less than 10 mph.
.TUESDAY...Mostly cloudy with slight chance of showers. Lows in
the lower 30s. Highs in the mid 50s. Winds generally less than
10 mph.
.WEDNESDAY...Partly cloudy. Slight chance of showers and snow
showers. Lows in the upper 20s. Highs in the upper 40s. North
winds around 10 mph.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Lows in the upper 20s.
Highs 45 to 50.
$$
WYZ282-152300-
South Bighorn Basin/Worland BLM-
Including the cities of Ten Sleep, Thermopolis, and Worland
501 AM MST Sat Nov 15 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....53-58.
24 hr trend......6 degrees cooler.
Min humidity........34-40 percent.
24 hr trend......6 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then north
around 10 mph until 1500, then upslope/upvalley
5-9 mph.
Ridge top winds.....Southwest around 10 mph until 1000, then north
until 1400, then northeast.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph until 1100, then
northwest until 1600, then northeast.
Mixing Height.......400-2200 ft agl until 1200, then 2400-3800 ft
agl until 1600, then 400-1000 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....35-40.
24 hr trend......2 degrees cooler.
Max humidity........64-70 percent.
24 hr trend......2 percent drier.
Humidity recovery...Good.
20-foot winds.......Downslope/downvalley 4-7 mph. 10 mph after
2100.
Ridge top winds.....Southeast around 10 mph until 2000, then south.
Chc of wetting rain.Zero percent.
Transport winds.....East around 10 mph until 2200, then south.
Mixing Height.......400-600 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Max temperature.....55-60.
24 hr trend......Unchanged.
Min humidity........36-42 percent.
24 hr trend......6 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph. Gusts up to 10 mph.
Ridge top winds.....South around 10 mph until 1600, then east.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph.
Mixing Height.......600-2600 ft agl until 1700, then 400-600 ft
agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Partly cloudy. Chance of showers after midnight.
Lows in the upper 30s. Winds generally less than 10 mph.
.MONDAY...Mostly cloudy. Chance of showers. Lows in the lower
30s. Highs in the lower 50s. Winds generally less than 10 mph.
.TUESDAY...Partly cloudy with slight chance of showers. Lows in
the lower 30s. Highs in the lower 50s. Winds generally less than
10 mph.
.WEDNESDAY...Partly cloudy with chance of showers and slight
chance of snow showers. Lows in the upper 20s. Highs in the upper
40s. Winds generally less than 10 mph.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Lows in the mid 20s.
Highs 43 to 48.
$$
WYZ275-152300-
North Bighorn Basin/Worland BLM-
Including the cities of Greybull, Lovell, and Powell
501 AM MST Sat Nov 15 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Chance of thunder...0 percent.
Max temperature.....50-55.
24 hr trend......6 degrees cooler.
Min humidity........37-43 percent.
24 hr trend......6 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then west
around 10 mph until 1500, then upslope/upvalley
5-9 mph. Gusts up to 15 mph.
Ridge top winds.....South around 10 mph until 1000, then west until
1500, then northwest until 1600, then
northeast.
Chc of wetting rain.Zero percent.
Transport winds.....South 10 to 15 mph until 1200, then west until
1600, then east.
Mixing Height.......1000-3000 ft agl until 1300, then 2800-4000 ft
agl until 1600, then 400-1200 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of thunder...0 percent.
Min temperature.....35-40.
24 hr trend......2 degrees cooler.
Max humidity........66-72 percent.
24 hr trend......2 percent drier.
Humidity recovery...Good.
20-foot winds.......Downslope/downvalley 4-7 mph.
Ridge top winds.....East around 10 mph until 2000, then south.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast around 10 mph.
Mixing Height.......400-800 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of thunder...0 percent.
Max temperature.....52-57.
24 hr trend......2 degrees cooler.
Min humidity........38-44 percent.
24 hr trend......6 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph. 10 mph after 0900
until 1500.
Ridge top winds.....Southeast around 10 mph until 1600, then east.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast around 10 mph.
Mixing Height.......200-2000 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly cloudy. Slight chance of showers after
midnight. Lows in the upper 30s. Winds generally less than
10 mph.
.MONDAY...Mostly cloudy. Chance of showers. Lows in the mid 30s.
Highs in the lower 50s. Winds generally less than 10 mph.
.TUESDAY...Partly cloudy with slight chance of showers. Lows in
the lower 30s. Highs in the lower 50s. Winds generally less than
10 mph.
.WEDNESDAY...Partly cloudy with chance of showers and snow
showers. Lows in the upper 20s. Highs in the upper 40s. Winds
generally less than 10 mph.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Lows in the mid 20s.
Highs 43 to 48.
$$
WYZ276-152300-
Cody Foothills-
Including the cities of Clark, Cody, and Meeteetse
501 AM MST Sat Nov 15 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Chance of thunder...0 percent.
Max temperature.....56-61.
24 hr trend......3 degrees cooler.
Min humidity........34-40 percent.
24 hr trend......2 percent wetter.
20-foot winds.......West winds 10 to 15 mph. Gusts up to 20 mph
until 1200, then 25 mph until 1500, then 15
mph.
Ridge top winds.....West 15 to 20 mph until 1700, then around 10
mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph until 1100. 10 to 15 mph
after 1600.
Mixing Height.......600-2600 ft agl until 1100, then 2800-4600 ft
agl until 1600, then 600-2000 ft agl.
Smoke dispersal.....Good until 1600, then poor.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of thunder...0 percent.
Min temperature.....37-42.
24 hr trend......4 degrees cooler.
Max humidity........58-64 percent.
24 hr trend......5 percent drier.
Humidity recovery...Good.
20-foot winds.......Southwest winds around 10 mph until 2400, then
downslope/downvalley 4-7 mph.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph until 0200, then around
10 mph.
Mixing Height.......600-1000 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of thunder...0 percent.
Max temperature.....53-58.
24 hr trend......3 degrees cooler.
Min humidity........46-52 percent.
24 hr trend......7 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph.
Ridge top winds.....Southwest around 10 mph until 1000, then
southeast until 1700, then east.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph until 1600, then southeast.
Mixing Height.......600-2600 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly cloudy. Chance of showers after midnight.
Lows in the upper 30s. Winds generally less than 10 mph.
.MONDAY...Mostly cloudy with chance of showers. Lows in the mid
30s. Highs in the lower 50s. Winds generally less than 10 mph.
.TUESDAY...Partly cloudy with slight chance of showers and snow
showers. Lows in the lower 30s. Highs around 50. Winds generally
less than 10 mph.
.WEDNESDAY...Partly cloudy with chance of showers and snow
showers. Lows in the upper 20s. Highs in the mid 40s. Northwest
winds around 10 mph.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Lows in the upper 20s.
Highs 42 to 47.
$$
WYZ287-152300-
Owl Creek Mountains-
501 AM MST Sat Nov 15 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Chance of thunder...0 percent.
Max temperature.....53-58.
24 hr trend......2 degrees cooler.
Min humidity........33-39 percent.
24 hr trend......1 percent wetter.
20-foot winds.......West winds 10 to 15 mph with gusts to around 25
mph until 1500, then upslope/upvalley 5-9 mph.
Ridge top winds.....West 15 to 20 mph until 1400, then northwest 10
to 15 mph until 1700, then southwest.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph until 1600, then northwest
around 10 mph.
Mixing Height.......600-2600 ft agl until 1200, then 2600-4200 ft
agl until 1600, then 200-1200 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy then
becoming partly cloudy.
Chance of thunder...0 percent.
Min temperature.....34-39.
24 hr trend......3 degrees cooler.
Max humidity........60-66 percent.
24 hr trend......4 percent drier.
Humidity recovery...Good.
20-foot winds.......Downslope/downvalley 4-7 mph. Gusts up to 10
mph.
Ridge top winds.....East around 10 mph until 1900, then west until
0500, then southwest.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 10 mph until 2300, then south.
Mixing Height.......200-600 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Max temperature.....49-54.
24 hr trend......4 degrees cooler.
Min humidity........40-46 percent.
24 hr trend......8 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph. Gusts up to 10 mph
until 1500.
Ridge top winds.....South 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 10 to 15 mph.
Mixing Height.......200-2000 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly cloudy. Chance of showers after midnight.
Lows in the upper 30s. Winds generally less than 10 mph.
.MONDAY...Mostly cloudy. Chance of showers and snow showers. Lows
in the lower 30s. Highs in the upper 40s. Winds generally less
than 10 mph.
.TUESDAY...Partly cloudy with slight chance of showers and snow
showers. Lows in the lower 30s. Highs in the mid 40s. Winds
generally less than 10 mph.
.WEDNESDAY...Partly cloudy with chance of snow showers and slight
chance of showers. Lows in the mid 20s. Highs in the lower 40s.
Winds generally less than 10 mph.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Lows in the mid 20s.
Highs 38 to 43.
$$
WYZ286-152300-
Absaroka Mountains/North Shoshone NF-
Including the city of Pahaska
501 AM MST Sat Nov 15 2025
.TODAY...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Max temperature.....46-51.
24 hr trend......1 degree cooler.
Min humidity........51-57 percent.
24 hr trend......3 percent wetter.
20-foot winds.......West winds 15 to 20 mph. Gusts up to 30 mph
until 1500, then 20 mph.
Ridge top winds.....West 20 to 25 mph until 1700, then around 15
mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 25 to 30 mph until 1600, then 15 to 20
mph.
Mixing Height.......1400-3400 ft agl until 1700, then 600-1200 ft
agl.
Smoke dispersal.....Poor to fair.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy then
becoming partly cloudy. Slight chance of rain
showers and snow showers early in the morning.
Chance of precipitation 20 percent.
Chance of thunder...0 percent.
Min temperature.....31-36.
24 hr trend......3 degrees cooler.
Max humidity........70-76 percent.
24 hr trend......12 percent drier.
Humidity recovery...Excellent.
20-foot winds.......West winds around 10 mph until 0300, then
downslope/downvalley 4-7 mph. Gusts up to 15
mph.
Ridge top winds.....West 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......400-1200 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Partly cloudy. Chance of snow showers and
slight chance of rain showers. Chance of
precipitation 50 percent.
Chance of thunder...0 percent.
Max temperature.....46-51.
24 hr trend......Unchanged.
Min humidity........58-64 percent.
24 hr trend......5 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
southwest around 10 mph until 1500, then
upslope/upvalley 5-9 mph.
Ridge top winds.....West 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......1400-3400 ft agl until 1700, then 400-1000 ft
agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly cloudy. Slight chance of showers and snow
showers in the evening, then chance of snow showers and showers
after midnight. Lows in the lower 30s. Winds generally less than
10 mph.
.MONDAY...Colder. Mostly cloudy with snow showers and showers
likely. Lows in the upper 20s. Highs in the upper 30s. West winds
around 10 mph.
.TUESDAY...Mostly cloudy with chance of snow showers. Lows in the
mid 20s. Highs in the upper 30s. Winds generally less than
10 mph.
.WEDNESDAY...Partly cloudy with chance of snow showers. Lows in
the lower 20s. Highs in the mid 30s. West winds around 10 mph.
.THURSDAY THROUGH FRIDAY...Partly cloudy with slight chance of
snow showers. Lows in the lower 20s. Highs 33 to 38.
$$
WYZ140-152300-
Yellowstone National Park-
Including the cities of Lake, Mammoth, and Old Faithful
501 AM MST Sat Nov 15 2025
.TODAY...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Max temperature.....44-49.
24 hr trend......Unchanged.
Min humidity........55-61 percent.
24 hr trend......6 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph with higher gusts.
Ridge top winds.....Southwest 15 to 20 mph until 1700, then around
10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......600-2600 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of rain showers and snow showers early
in the morning. Chance of precipitation 50
percent.
Chance of thunder...0 percent.
Min temperature.....27-32.
24 hr trend......3 degrees cooler.
Max humidity........83-89 percent.
24 hr trend......2 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Downslope/downvalley 4-7 mph. 10 mph after 2100
until 2400.
Ridge top winds.....South around 10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph.
Mixing Height.......400-800 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly cloudy. Chance of snow showers in the
morning. Chance of rain showers through the
day. Slight chance of snow showers late in the
morning. Chance of precipitation 50 percent.
Chance of thunder...0 percent.
Max temperature.....44-49.
24 hr trend......Unchanged.
Min humidity........68-74 percent.
24 hr trend......13 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph.
Ridge top winds.....South around 10 mph.
Chc of wetting rain.7 percent.
Transport winds.....South 10 to 15 mph.
Mixing Height.......800-2800 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Cloudy. Chance of showers and slight chance of
snow showers in the evening, then chance of snow showers and
showers after midnight. Lows around 30. Winds generally less than
10 mph.
.MONDAY...Colder. Snow showers. Lows in the upper 20s. Highs in
the mid 30s. Winds generally less than 10 mph.
.TUESDAY...Mostly cloudy with chance of snow showers. Lows in the
mid 20s. Highs in the upper 30s. Winds generally less than
10 mph.
.WEDNESDAY...Mostly cloudy with snow showers likely. Lows in the
lower 20s. Highs in the mid 30s. Winds generally less than
10 mph.
.THURSDAY THROUGH FRIDAY...Partly cloudy with slight chance of
snow showers. Lows around 19. Highs in the mid 30s.
$$
WYZ415-152300-
North Zone Bridger Teton NF and Grand Teton NP-
Including the cities of Jackson and Moran
501 AM MST Sat Nov 15 2025
.TODAY...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Max temperature.....45-50.
24 hr trend......Unchanged.
Min humidity........57-63 percent.
24 hr trend......7 percent wetter.
20-foot winds.......Southwest winds around 10 mph and gusty.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph until 1700, then southwest
around 10 mph.
Mixing Height.......1200-3200 ft agl until 1700, then 400-1000 ft
agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy then
becoming partly cloudy. Chance of rain showers
and snow showers early in the morning. Chance
of precipitation 50 percent.
Chance of thunder...0 percent.
Min temperature.....29-34.
24 hr trend......2 degrees cooler.
Max humidity........86-92 percent.
24 hr trend......3 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Downslope/downvalley 4-7 mph. 10 mph after
2100.
Ridge top winds.....Southeast around 10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph until 2100, then southeast.
Mixing Height.......400-1000 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of rain showers and snow showers in the
morning, then rain showers and snow showers
likely late in the morning. Little or no snow
accumulation. Chance of precipitation 70
percent.
Chance of thunder...0 percent.
Max temperature.....43-48.
24 hr trend......1 degree cooler.
Min humidity........70-76 percent.
24 hr trend......9 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph.
Ridge top winds.....South around 10 mph until 1300, then southwest.
Chc of wetting rain.Zero percent until 1200, then 10 percent.
Transport winds.....South 10 to 15 mph.
Mixing Height.......1000-3000 ft agl until 1700, then 400-1000 ft
agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Showers and snow showers likely in the evening,
then snow showers and showers after midnight. Lows around 30.
Winds generally less than 10 mph.
.MONDAY...Colder. Snow showers and showers. Lows in the upper
20s. Highs in the mid 30s. Winds generally less than 10 mph.
.TUESDAY...Snow showers and showers likely. Lows in the mid 20s.
Highs in the upper 30s. Winds generally less than 10 mph.
.WEDNESDAY...Mostly cloudy. Snow showers likely. Lows in the
lower 20s. Highs in the mid 30s. Winds generally less than
10 mph.
.THURSDAY THROUGH FRIDAY...Partly cloudy with chance of snow
showers. Lows in the lower 20s. Highs in the mid 30s.
$$
WYZ416-152300-
West Wind River Mountains/East Zone Bridger Teton NF-
501 AM MST Sat Nov 15 2025
.TODAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of thunder...0 percent.
Max temperature.....44-49.
24 hr trend......1 degree warmer.
Min humidity........50-56 percent.
24 hr trend......Unchanged.
20-foot winds.......West winds 10 to 15 mph with higher gusts.
Ridge top winds.....West 15 to 20 mph until 1700, then around 10
mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 20 to 25 mph until 1500, then 10 to 15
mph.
Mixing Height.......1000-3000 ft agl until 1700, then 400-1000 ft
agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Slight chance of rain showers and snow showers
early in the morning. Chance of precipitation
20 percent.
Chance of thunder...0 percent.
Min temperature.....29-34.
24 hr trend......1 degree cooler.
Max humidity........81-87 percent.
24 hr trend......9 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Downslope/downvalley 4-7 mph. Gusts up to 10
mph.
Ridge top winds.....North around 10 mph until 0100, then south.
Chc of wetting rain.Zero percent.
Transport winds.....West around 10 mph until 2400, then south.
Mixing Height.......200-800 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Partly cloudy. Chance of rain showers and snow
showers through the day. Chance of
precipitation 50 percent.
Chance of thunder...0 percent.
Max temperature.....42-47.
24 hr trend......1 degree cooler.
Min humidity........65-71 percent.
24 hr trend......7 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
southwest around 10 mph until 1500, then
upslope/upvalley 5-9 mph. Gusts up to 15 mph.
Ridge top winds.....South 10 to 15 mph until 1300, then southwest.
Chc of wetting rain.Zero percent.
Transport winds.....South 10 to 15 mph.
Mixing Height.......1000-3000 ft agl until 1700, then 600-1000 ft
agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Chance of snow showers and showers in the
evening, then snow showers after midnight. Lows in the upper 20s.
Winds generally less than 10 mph.
.MONDAY...Colder. Cloudy with snow showers. Lows in the lower
20s. Highs in the mid 30s. West winds around 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly cloudy with chance of snow
showers. Lows 17 to 22. Highs 32 to 37. Winds generally less than
10 mph.
.THURSDAY THROUGH FRIDAY...Partly cloudy with slight chance of
snow showers. Lows around 18. Highs in the lower 30s.
$$
WYZ288-152300-
East Wind River Mountains/South Shoshone NF-
Including the cities of Dubois and South Pass
501 AM MST Sat Nov 15 2025
.TODAY...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Max temperature.....48-53.
24 hr trend......Unchanged.
Min humidity........49-55 percent.
24 hr trend......2 percent wetter.
20-foot winds.......West winds 15 to 20 mph with gusts to around 30
mph.
Ridge top winds.....West 20 to 25 mph until 1600, then around 15
mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 20 to 25 mph until 1700, then around 15
mph.
Mixing Height.......1000-3000 ft agl until 1700, then 400-1000 ft
agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy then
becoming partly cloudy. Slight chance of rain
showers and snow showers early in the morning.
Chance of precipitation 20 percent.
Chance of thunder...0 percent.
Min temperature.....31-36.
24 hr trend......1 degree cooler.
Max humidity........73-79 percent.
24 hr trend......10 percent drier.
Humidity recovery...Excellent.
20-foot winds.......West winds around 10 mph until 2400, then
downslope/downvalley 4-7 mph. Gusts up to 15
mph.
Ridge top winds.....West 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......400-800 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Partly cloudy. Slight chance of snow showers.
Slight chance of rain showers late in the
morning, then chance of rain showers and snow
showers late in the afternoon. Chance of
precipitation 50 percent.
Chance of thunder...0 percent.
Max temperature.....46-51.
24 hr trend......2 degrees cooler.
Min humidity........59-65 percent.
24 hr trend......6 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph.
Ridge top winds.....Southwest around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......400-2400 ft agl until 1200, then 2200-4000 ft
agl until 1600, then 400-2000 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Chance of showers and snow showers in the
evening, then snow showers and showers likely after midnight.
Lows in the lower 30s. West winds around 10 mph.
.MONDAY...Colder. Mostly cloudy with chance of snow showers and
showers. Lows in the upper 20s. Highs in the upper 30s. West
winds around 10 mph.
.TUESDAY...Mostly cloudy with chance of snow showers and slight
chance of showers. Lows in the mid 20s. Highs in the upper 30s.
West winds around 10 mph.
.WEDNESDAY...Partly cloudy with chance of snow showers. Lows in
the lower 20s. Highs in the upper 30s. West winds around 10 mph.
.THURSDAY THROUGH FRIDAY...Partly cloudy with slight chance of
snow showers. Lows in the lower 20s. Highs 33 to 38.
$$
WYZ414-152300-
Salt and Wyoming Ranges/West Zone Bridger Teton NF-
Including the city of Afton
501 AM MST Sat Nov 15 2025
.TODAY...
Sky/weather.........Partly cloudy. Patchy fog early in the morning.
Chance of thunder...0 percent.
Max temperature.....46-51.
24 hr trend......1 degree warmer.
Min humidity........53-59 percent.
24 hr trend......4 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then west
around 10 mph until 1500, then upslope/upvalley
5-9 mph. Gusts up to 15 mph.
Ridge top winds.....West 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph until 1100. Around 10 mph
after 1600.
Mixing Height.......1400-3400 ft agl until 1700, then 400-1000 ft
agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of rain showers early in the morning.
Chance of showers 50 percent.
Chance of thunder...0 percent.
Min temperature.....31-36.
24 hr trend......Unchanged.
Max humidity........83-89 percent.
24 hr trend......7 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Downslope/downvalley 4-7 mph. 10 mph after
2100.
Ridge top winds.....Southeast 5 to 10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 5 mph until 1900, then
southeast.
Mixing Height.......200-800 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly cloudy. Chance of rain showers and snow
showers in the morning, then rain showers and
snow showers likely late in the morning. Rain
showers and snow showers late in the afternoon.
Little or no snow accumulation. Chance of
precipitation 90 percent.
Chance of thunder...0 percent.
Max temperature.....44-49.
24 hr trend......2 degrees cooler.
Min humidity........66-72 percent.
24 hr trend......12 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then south
around 10 mph until 1500, then upslope/upvalley
5-9 mph.
Ridge top winds.....South 10 to 15 mph until 1600, then southwest.
Chc of wetting rain.Zero percent until 1200, then 15 percent.
Transport winds.....South 10 to 15 mph.
Mixing Height.......1200-3200 ft agl until 1700, then 600-1200 ft
agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Snow showers and showers. Lows around 30. Winds
generally less than 10 mph.
.MONDAY...Colder. Cloudy with snow showers and showers. Lows in
the upper 20s. Highs in the mid 30s. Winds generally less than
10 mph.
.TUESDAY...Chance of snow showers and showers likely. Lows in the
mid 20s. Highs in the upper 30s. Winds generally less than
10 mph.
.WEDNESDAY...Mostly cloudy. Snow showers likely. Lows in the
lower 20s. Highs in the mid 30s. Winds generally less than
10 mph.
.THURSDAY THROUGH FRIDAY...Partly cloudy with chance of snow
showers. Lows in the lower 20s. Highs in the mid 30s.
$$
WYZ278-152300-
Upper Green River Basin/Rock Springs BLM-
Including the cities of Big Piney, Farson, and Pinedale
501 AM MST Sat Nov 15 2025
.TODAY...
Sky/weather.........Partly cloudy. Patchy fog early in the morning.
Chance of thunder...0 percent.
Max temperature.....50-55.
24 hr trend......1 degree cooler.
Min humidity........42-48 percent.
24 hr trend......4 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then west
around 10 mph until 1500, then upslope/upvalley
5-9 mph. Gusts up to 15 mph.
Ridge top winds.....West 10 to 15 mph until 1700, then north.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph until 1100, then 15 to 20 mph
until 1600, then northwest around 10 mph.
Mixing Height.......600-2600 ft agl until 1200, then 3000-4000 ft
agl until 1600, then 600-2000 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of thunder...0 percent.
Min temperature.....29-34.
24 hr trend......Unchanged.
Max humidity........81-87 percent.
24 hr trend......5 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Downslope/downvalley 4-7 mph.
Ridge top winds.....North around 10 mph until 0500, then northeast.
Chc of wetting rain.Zero percent.
Transport winds.....North around 10 mph until 0200, then east.
Mixing Height.......400-600 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Partly cloudy. Slight chance of rain showers
late in the morning. Chance of rain showers and
snow showers likely late in the afternoon. No
snow accumulation. Chance of precipitation 70
percent.
Chance of thunder...0 percent.
Max temperature.....48-53.
24 hr trend......2 degrees cooler.
Min humidity........52-58 percent.
24 hr trend......5 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then south
around 10 mph until 1500, then upslope/upvalley
5-9 mph.
Ridge top winds.....East around 10 mph until 1000. Southwest after
1600.
Chc of wetting rain.Zero percent.
Transport winds.....South 10 to 15 mph until 1600, then southwest.
Mixing Height.......200-1600 ft agl until 1200, then 2200-4200 ft
agl until 1600, then 800-2200 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Chance of showers and slight chance of snow
showers in the evening, then showers and snow showers likely
after midnight. Lows in the upper 20s. West winds around 10 mph.
.MONDAY...Mostly cloudy with chance of snow showers and slight
chance of showers. Lows in the mid 20s. Highs in the lower 40s.
West winds around 10 mph.
.TUESDAY...Mostly cloudy with slight chance of snow showers. Lows
in the lower 20s. Highs in the lower 40s. Winds generally less
than 10 mph.
.WEDNESDAY...Partly cloudy. Chance of snow showers and slight
chance of showers. Lows around 19. Highs in the lower 40s. Winds
generally less than 10 mph.
.THURSDAY...Partly cloudy. Lows around 19. Highs in the upper
30s.
.FRIDAY...Partly cloudy. Slight chance of snow showers in the
morning. Highs in the upper 30s.
$$
WYZ277-152300-
Lincoln and Uinta Counties/Lower Elevations-
Including the cities of Evanston, Fort Bridger, and Kemmerer
501 AM MST Sat Nov 15 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly sunny then
becoming partly cloudy. Patchy fog early in the
morning.
Chance of thunder...0 percent.
Max temperature.....51-56.
24 hr trend......1 degree cooler.
Min humidity........45-51 percent.
24 hr trend......9 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then west
around 10 mph until 1500, then upslope/upvalley
5-9 mph. Gusts up to 15 mph.
Ridge top winds.....West 10 to 15 mph until 1600, then north.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph until 1700, then northwest.
Mixing Height.......400-2400 ft agl until 1200, then 1800-3600 ft
agl until 1700, then 400-800 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of thunder...0 percent.
Min temperature.....32-37.
24 hr trend......1 degree cooler.
Max humidity........84-90 percent.
24 hr trend......5 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Downslope/downvalley 4-7 mph.
Ridge top winds.....Northeast 5 to 10 mph until 0500, then east.
Chc of wetting rain.Zero percent.
Transport winds.....Northeast 5 to 10 mph until 2200, then east.
Mixing Height.......200-600 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy then
becoming mostly cloudy. Chance of rain showers
late in the morning. Rain showers likely and
slight chance of snow showers late in the
afternoon. No snow accumulation. Chance of
precipitation 70 percent.
Chance of thunder...0 percent.
Max temperature.....48-53.
24 hr trend......3 degrees cooler.
Min humidity........52-58 percent.
24 hr trend......8 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph.
Ridge top winds.....Southeast around 10 mph until 1300, then
southwest until 1700, then west.
Chc of wetting rain.Zero percent until 1200, then 10 percent.
Transport winds.....Southeast 10 to 15 mph until 1300, then
southwest 15 to 20 mph.
Mixing Height.......400-2400 ft agl until 1200, then 2000-4000 ft
agl until 1700, then 1200-1600 ft agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Showers and snow showers likely in the evening,
then chance of showers and snow showers after midnight. Lows in
the lower 30s. West winds around 10 mph.
.MONDAY...Mostly cloudy with chance of snow showers and showers.
Lows in the upper 20s. Highs in the lower 40s. West winds around
10 mph.
.TUESDAY...Mostly cloudy with slight chance of showers and snow
showers. Lows in the mid 20s. Highs in the lower 40s. Winds
generally less than 10 mph.
.WEDNESDAY...Partly cloudy. Chance of snow showers and slight
chance of showers. Lows in the lower 20s. Highs in the lower 40s.
Winds generally less than 10 mph.
.THURSDAY...Partly cloudy with slight chance of snow showers.
Lows in the lower 20s. Highs around 40.
.FRIDAY...Mostly cloudy with slight chance of snow showers. Highs
around 40.
$$
WYZ279-152300-
Sweetwater County/Rock Springs BLM/Flaming Gorge NRA-
Including the cities of Green River, Rock Springs, and Wamsutter
501 AM MST Sat Nov 15 2025
.TODAY...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Max temperature.....53-58.
24 hr trend......2 degrees cooler.
Min humidity........40-46 percent.
24 hr trend......13 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
southwest 10 to 15 mph with higher gusts.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph until 1700, then southwest
around 10 mph.
Mixing Height.......400-1800 ft agl until 1100, then 1800-3800 ft
agl until 1700, then 400-800 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of thunder...0 percent.
Min temperature.....34-39.
24 hr trend......Unchanged.
Max humidity........72-78 percent.
24 hr trend......7 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Downslope/downvalley 4-7 mph until 0300, then
south around 10 mph. Gusts up to 15 mph.
Ridge top winds.....South 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph until 2200, then south.
Mixing Height.......400-600 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Partly cloudy. Rain showers likely and slight
chance of snow showers late in the afternoon.
No snow accumulation. Chance of precipitation
70 percent.
Chance of thunder...0 percent.
Max temperature.....49-54.
24 hr trend......2 degrees cooler.
Min humidity........54-60 percent.
24 hr trend......8 percent wetter.
20-foot winds.......South winds 10 to 15 mph with gusts to around
25 mph until 1200, then 15 to 20 mph with gusts
to around 30 mph.
Ridge top winds.....South 15 to 20 mph until 1100. Around 15 mph
after 1700.
Chc of wetting rain.Zero percent.
Transport winds.....South 15 to 20 mph until 1100, then 20 to 25
mph.
Mixing Height.......600-2600 ft agl until 1200, then 2000-4000 ft
agl until 1700, then 1000-1400 ft agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Showers likely and slight chance of snow showers
in the evening, then showers and snow showers likely after
midnight. Lows in the lower 30s. Southwest winds around 10 mph.
.MONDAY...Mostly cloudy with chance of showers and slight chance
of snow showers. Lows in the upper 20s. Highs in the mid 40s.
Southwest winds around 10 mph.
.TUESDAY...Mostly cloudy with slight chance of showers and snow
showers. Lows in the upper 20s. Highs in the mid 40s. South winds
around 10 mph.
.WEDNESDAY...Partly cloudy. Chance of snow showers and showers.
Lows in the lower 20s. Highs in the lower 40s. Southwest winds
around 10 mph.
.THURSDAY...Partly cloudy. Lows in the lower 20s. Highs in the
lower 40s.
.FRIDAY...Mostly cloudy. Highs around 40.
$$
WYZ289-152300-
Granite/Green/Ferris/Rattlesnake Mountains-
Including the city of Jeffrey City
501 AM MST Sat Nov 15 2025
.TODAY...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Max temperature.....54-59.
24 hr trend......2 degrees cooler.
Min humidity........38-44 percent.
24 hr trend......8 percent wetter.
20-foot winds.......West winds 15 to 20 mph with gusts to around 30
mph.
Ridge top winds.....West 20 to 25 mph until 1700, then southwest
around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 20 to 25 mph until 1400, then 25 to 30 mph
until 1600, then 15 to 20 mph.
Mixing Height.......600-2600 ft agl until 1200, then 1600-3600 ft
agl until 1700, then 600-800 ft agl.
Smoke dispersal.....Fair to good until 1700, then poor.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy then
becoming partly cloudy.
Chance of thunder...0 percent.
Min temperature.....36-41.
24 hr trend......3 degrees cooler.
Max humidity........68-74 percent.
24 hr trend......6 percent drier.
Humidity recovery...Good.
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 0200, then south.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph until 0100, then south.
Mixing Height.......400-600 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Chance of rain showers late in the afternoon.
Chance of showers 50 percent.
Chance of thunder...0 percent.
Max temperature.....53-58.
24 hr trend......1 degree cooler.
Min humidity........42-48 percent.
24 hr trend......3 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph with gusts to
around 25 mph until 1200, then 15 to 20 mph
with gusts to around 30 mph.
Ridge top winds.....Southwest 15 to 20 mph until 1200, then 20 to
25 mph until 1700, then south around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph until 1100, then 25 to
30 mph until 1600, then south around 20 mph.
Mixing Height.......200-2200 ft agl until 1200, then 2600-4600 ft
agl until 1600, then 800-2200 ft agl.
Smoke dispersal.....Fair to good until 1400, then good to very good
until 1600, then poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Chance of showers and slight chance of snow
showers in the evening, then showers and snow showers likely
after midnight. Lows in the mid 30s. Southwest winds around
15 mph.
.MONDAY...Cooler. Mostly cloudy. Chance of showers and snow
showers. Lows around 30. Highs in the mid 40s. Southwest winds
around 15 mph.
.TUESDAY...Mostly cloudy with slight chance of showers and snow
showers. Lows in the upper 20s. Highs in the mid 40s. Southwest
winds around 10 mph.
.WEDNESDAY...Partly cloudy with chance of snow showers and
showers. Lows in the mid 20s. Highs in the mid 40s. Southwest
winds around 10 mph.
.THURSDAY...Partly cloudy. Lows in the mid 20s. Highs in the
lower 40s.
.FRIDAY...Partly cloudy. Slight chance of snow showers in the
morning. Highs around 40.
$$
WYZ300-152300-
Casper Mountain-
501 AM MST Sat Nov 15 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....55-60.
24 hr trend......3 degrees cooler.
Min humidity........34-40 percent.
24 hr trend......7 percent wetter.
20-foot winds.......West winds 15 to 20 mph with gusts to around 30
mph.
Ridge top winds.....West 20 to 25 mph until 1700, then around 15
mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 20 to 25 mph until 0900, then 25 to 30 mph
until 1700, then around 20 mph.
Mixing Height.......400-2400 ft agl until 1100, then 2800-4600 ft
agl until 1600, then 400-2000 ft agl.
Smoke dispersal.....Good to very good until 1600, then poor.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy then
becoming partly cloudy.
Chance of thunder...0 percent.
Min temperature.....36-41.
24 hr trend......3 degrees cooler.
Max humidity........61-67 percent.
24 hr trend......11 percent drier.
Humidity recovery...Good.
20-foot winds.......Downslope/downvalley 4-7 mph.
Ridge top winds.....Southwest 10 to 15 mph until 2300, then south.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph until 0200, then south.
Mixing Height.......200-600 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly sunny. Chance of rain showers late in
the afternoon. Chance of showers 40 percent.
Chance of thunder...0 percent.
Max temperature.....55-60.
24 hr trend......1 degree warmer.
Min humidity........41-47 percent.
24 hr trend......3 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph. Gusts up to 20
mph until 1200, then 25 mph until 1500, then 15
mph.
Ridge top winds.....Southwest 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 15 to 20 mph until 1000, then southwest
25 to 30 mph until 1600, then 15 to 20 mph.
Mixing Height.......200-2200 ft agl until 1100, then 2600-4600 ft
agl until 1600, then 600-2200 ft agl.
Smoke dispersal.....Good until 1600, then poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Chance of showers in the evening, then showers
likely and slight chance of snow showers after midnight. Lows in
the mid 30s. Southwest winds around 10 mph.
.MONDAY...Colder. Mostly cloudy. Chance of showers and snow
showers. Lows in the lower 30s. Highs in the lower 40s. Southwest
winds around 15 mph.
.TUESDAY...Partly cloudy with slight chance of showers and snow
showers. Lows around 30. Highs in the mid 40s. Southwest winds
around 10 mph.
.WEDNESDAY...Partly cloudy with chance of snow showers and
showers. Lows in the mid 20s. Highs in the lower 40s. Southwest
winds around 10 mph.
.THURSDAY...Partly cloudy. Lows in the mid 20s. Highs around 40.
.FRIDAY...Mostly cloudy. Slight chance of snow showers in the
morning. Highs in the upper 30s.
$$