Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
006
FNUS55 KRIW 291202
FWFRIW
Fire Weather Planning Forecast for Western and Central Wyoming
National Weather Service Riverton WY
501 AM MST Sat Nov 29 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---
WYZ280-292300-
Natrona County/Casper BLM-
Including the cities of Casper and Midwest
501 AM MST Sat Nov 29 2025
...WINTER WEATHER ADVISORY IN EFFECT UNTIL 8 AM MST THIS
MORNING...
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Chance of thunder...0 percent.
Max temperature.....19-24.
24 hr trend......23 degrees cooler.
Min humidity........58-64 percent.
24 hr trend......16 percent wetter.
20-foot winds.......Northwest winds around 10 mph until 1200, then
west. Gusts up to 15 mph.
Ridge top winds.....Northwest 10 to 15 mph until 1100, then west.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 15 to 20 mph until 1700, then west
around 10 mph.
Mixing Height.......800-2800 ft agl until 1700, then 400-600 ft
agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of snow showers early in the
morning. Chance of snow 20 percent.
Chance of thunder...0 percent.
Min temperature.....5-10.
24 hr trend......3 degrees warmer.
Max humidity........73-79 percent.
24 hr trend......15 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Downslope/downvalley 4-7 mph. Gusts up to 10
mph.
Ridge top winds.....Southwest around 10 mph until 2200. East after
0100.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph until 2200, then
southeast until 2400, then east.
Mixing Height.......400-600 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Cloudy. Slight chance of snow showers in the
morning, then chance of snow showers late in
the morning. Chance of snow 50 percent.
Chance of thunder...0 percent.
Max temperature.....21-26.
24 hr trend......Unchanged.
Min humidity........61-67 percent.
24 hr trend......8 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
northeast around 10 mph until 1500, then
upslope/upvalley 5-9 mph. Gusts up to 15 mph.
Ridge top winds.....Northeast 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....East 10 to 15 mph.
Mixing Height.......600-2000 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Partly cloudy. Lows around 6. West winds around
10 mph.
.MONDAY...Partly cloudy. Lows around 16. Highs in the lower 30s.
Southwest winds around 10 mph.
.TUESDAY...Snow showers likely. Lows around 16. Highs in the mid
30s. West winds around 10 mph.
.WEDNESDAY...Colder. Partly cloudy. Chance of snow showers. Lows
around 9. Highs in the mid 20s. West winds around 10 mph.
.THURSDAY...Partly cloudy with slight chance of snow showers.
Lows around 17. Highs in the lower 30s.
.FRIDAY...Partly cloudy. Highs in the upper 30s.
$$
WYZ283-292300-
Upper Wind River Basin/Wind River Basin-
Including the cities of Crowheart, Lander, Riverton, and Shoshoni
501 AM MST Sat Nov 29 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Chance of thunder...0 percent.
Max temperature.....20-25.
24 hr trend......19 degrees cooler.
Min humidity........44-50 percent.
24 hr trend......6 percent wetter.
20-foot winds.......North winds around 10 mph and gusty until 0900,
then upslope/upvalley 5-9 mph.
Ridge top winds.....North 10 to 15 mph until 1000, then east until
1300, then east around 10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northeast 10 to 15 mph until 1000, then west
until 1200, then south until 1600, then east.
Mixing Height.......600-2600 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of snow showers early in the
morning. Chance of snow 20 percent.
Chance of thunder...0 percent.
Min temperature.....10-15.
24 hr trend......4 degrees warmer.
Max humidity........72-78 percent.
24 hr trend......8 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Downslope/downvalley 4-7 mph.
Ridge top winds.....East around 10 mph until 1900, then south until
2200, then west until 0100, then north.
Chc of wetting rain.Zero percent.
Transport winds.....East around 10 mph until 2200, then south until
2400, then northeast.
Mixing Height.......400-1000 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Cloudy then becoming partly cloudy. Slight
chance of snow showers. Chance of snow 20
percent.
Chance of thunder...0 percent.
Max temperature.....21-26.
24 hr trend......1 degree warmer.
Min humidity........59-65 percent.
24 hr trend......9 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph. 10 mph after 0900
until 1500.
Ridge top winds.....Northwest around 10 mph until 0700, then
northeast.
Chc of wetting rain.Zero percent.
Transport winds.....Northeast around 10 mph.
Mixing Height.......800-2400 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows around 8. Winds generally less
than 10 mph.
.MONDAY...Partly cloudy. Lows around 15. Highs around 30. Winds
generally less than 10 mph.
.TUESDAY...Mostly cloudy with chance of snow showers. Lows around
18. Highs in the mid 30s. Winds generally less than 10 mph.
.WEDNESDAY...Partly cloudy. Slight chance of snow showers. Lows
around 9. Highs in the upper 20s. Winds generally less than
10 mph.
.THURSDAY...Partly cloudy. Lows around 16. Highs in the lower
30s.
.FRIDAY...Partly cloudy. Highs in the upper 30s.
$$
WYZ285-292300-
South Bighorn Mountains-
501 AM MST Sat Nov 29 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Patchy blowing snow early in the morning.
Chance of thunder...0 percent.
Max temperature.....14-19.
24 hr trend......24 degrees cooler.
Min humidity........49-55 percent.
24 hr trend......9 percent wetter.
20-foot winds.......West winds 10 to 15 mph with higher gusts.
Ridge top winds.....West 15 to 20 mph until 1600, then southwest.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 15 to 20 mph.
Mixing Height.......200-2000 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of snow showers early in the
morning. Chance of snow 20 percent.
Chance of thunder...0 percent.
Min temperature.....5-10.
24 hr trend......4 degrees warmer.
Max humidity........62-68 percent.
24 hr trend......33 percent drier.
Humidity recovery...Good.
20-foot winds.......Downslope/downvalley 4-7 mph. Gusts up to 10
mph.
Ridge top winds.....Southwest 10 to 15 mph until 0100, then
southeast.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph until 2400, then east.
Mixing Height.......200-600 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly cloudy. Slight chance of snow showers.
Chance of snow 20 percent.
Chance of thunder...0 percent.
Max temperature.....18-23.
24 hr trend......4 degrees warmer.
Min humidity........52-58 percent.
24 hr trend......3 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then east
around 10 mph until 1200, then upslope/upvalley
5-9 mph.
Ridge top winds.....East 10 to 15 mph until 1300. North after 1700.
Chc of wetting rain.Zero percent.
Transport winds.....East 10 to 15 mph until 1600, then northeast.
Mixing Height.......200-1600 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows around 9. West winds around
10 mph.
.MONDAY...Partly cloudy. Lows around 16. Highs in the mid 20s.
West winds around 10 mph.
.TUESDAY...Snow showers likely. Lows around 17. Highs around 30.
Northwest winds around 10 mph.
.WEDNESDAY...Partly cloudy. Chance of snow showers. Lows around
12. Highs in the lower 20s. West winds around 10 mph.
.THURSDAY THROUGH FRIDAY...Partly cloudy with slight chance of
snow showers. Lows around 18. Highs 27 to 32.
$$
WYZ281-292300-
Johnson County/Casper BLM-
Including the cities of Buffalo and Kaycee
501 AM MST Sat Nov 29 2025
...WINTER WEATHER ADVISORY IN EFFECT UNTIL 8 AM MST THIS
MORNING...
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Patchy blowing snow early in the morning.
Chance of thunder...0 percent.
Max temperature.....17-22.
24 hr trend......18 degrees cooler.
Min humidity........54-60 percent.
24 hr trend......1 percent drier.
20-foot winds.......North winds 10 to 15 mph with higher gusts
until 1500, then upslope/upvalley 5-9 mph.
Ridge top winds.....North 15 to 20 mph until 1400, then northeast
around 10 mph until 1700, then east.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 15 to 20 mph until 1300, then west
around 10 mph until 1600, then east.
Mixing Height.......600-2600 ft agl until 1700, then 400-600 ft
agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of thunder...0 percent.
Min temperature.....4-9.
24 hr trend......Unchanged.
Max humidity........70-76 percent.
24 hr trend......12 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Downslope/downvalley 4-7 mph. Gusts up to 10
mph.
Ridge top winds.....Southeast around 10 mph until 2000, then south.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast around 10 mph until 2100, then south.
Mixing Height.......200-800 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly cloudy.
Chance of thunder...0 percent.
Max temperature.....21-26.
24 hr trend......4 degrees warmer.
Min humidity........56-62 percent.
24 hr trend......3 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
southeast around 10 mph until 1500, then
upslope/upvalley 5-9 mph. Gusts up to 15 mph.
Ridge top winds.....Southeast 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast 10 to 15 mph.
Mixing Height.......400-2200 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows around 7. Winds generally less
than 10 mph.
.MONDAY...Partly cloudy. Lows around 17. Highs in the mid 30s.
Southwest winds around 10 mph.
.TUESDAY...Cloudy with chance of snow showers. Lows around 17.
Highs in the upper 30s. Northwest winds around 10 mph.
.WEDNESDAY...Colder. Partly cloudy. Slight chance of snow
showers. Lows around 12. Highs in the mid 20s. Southwest winds
around 10 mph.
.THURSDAY THROUGH FRIDAY...Partly cloudy with slight chance of
snow showers. Lows around 20. Highs 36 to 41.
$$
WYZ282-292300-
South Bighorn Basin/Worland BLM-
Including the cities of Ten Sleep, Thermopolis, and Worland
501 AM MST Sat Nov 29 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Chance of thunder...0 percent.
Max temperature.....16-21.
24 hr trend......19 degrees cooler.
Min humidity........47-53 percent.
24 hr trend......2 percent wetter.
20-foot winds.......West winds around 10 mph and gusty until 0900,
then upslope/upvalley 5-9 mph.
Ridge top winds.....Northwest 10 to 15 mph until 1300. East after
1400.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph until 1300. Southeast after
1400.
Mixing Height.......800-2800 ft agl until 1700, then 400-800 ft
agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of thunder...0 percent.
Min temperature.....4-9.
24 hr trend......2 degrees warmer.
Max humidity........66-72 percent.
24 hr trend......19 percent drier.
Humidity recovery...Good.
20-foot winds.......Downslope/downvalley 4-7 mph. Gusts up to 10
mph until 2100.
Ridge top winds.....Southeast around 10 mph until 0500, then
northeast.
Chc of wetting rain.Zero percent.
Transport winds.....East around 10 mph until 0400, then north.
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.....21-26.
24 hr trend......3 degrees warmer.
Min humidity........50-56 percent.
24 hr trend......2 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph.
Ridge top winds.....North 5 to 10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northeast around 10 mph until 1600, then north.
Mixing Height.......400-2200 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows around 8. Winds generally less
than 10 mph.
.MONDAY...Partly cloudy. Lows around 15. Highs in the lower 30s.
Winds generally less than 10 mph.
.TUESDAY...Snow showers likely. Lows around 18. Highs in the mid
30s. Winds generally less than 10 mph.
.WEDNESDAY...Partly cloudy with slight chance of snow showers.
Lows around 10. Highs in the upper 20s. Winds generally less than
10 mph.
.THURSDAY...Partly cloudy with slight chance of snow showers.
Lows around 16. Highs in the lower 30s.
.FRIDAY...Partly cloudy. Highs in the upper 30s.
$$
WYZ275-292300-
North Bighorn Basin/Worland BLM-
Including the cities of Greybull, Lovell, and Powell
501 AM MST Sat Nov 29 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....15-20.
24 hr trend......16 degrees cooler.
Min humidity........48-54 percent.
24 hr trend......9 percent drier.
20-foot winds.......Northwest winds around 10 mph until 0900, then
upslope/upvalley 5-9 mph. Gusts up to 15 mph.
Ridge top winds.....Northwest 10 to 15 mph until 1200. Southeast
after 1300.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 15 mph until 1000. Southeast
after 1700.
Mixing Height.......600-2600 ft agl until 1700, then 400-600 ft
agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of thunder...0 percent.
Min temperature.....4-9.
24 hr trend......2 degrees warmer.
Max humidity........65-71 percent.
24 hr trend......16 percent drier.
Humidity recovery...Good.
20-foot winds.......Downslope/downvalley 4-7 mph.
Ridge top winds.....Southeast around 10 mph until 0300, then north.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast around 10 mph until 0300. Northwest
after 0400.
Mixing Height.......400-800 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Cloudy then becoming partly cloudy.
Chance of thunder...0 percent.
Max temperature.....21-26.
24 hr trend......2 degrees warmer.
Min humidity........46-52 percent.
24 hr trend......1 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph.
Ridge top winds.....Northwest around 10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 10 mph.
Mixing Height.......200-1800 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows around 8. Winds generally less
than 10 mph.
.MONDAY...Partly cloudy. Lows around 17. Highs around 30. Winds
generally less than 10 mph.
.TUESDAY...Mostly cloudy with snow showers likely. Lows around
17. Highs in the mid 30s. Winds generally less than 10 mph.
.WEDNESDAY...Partly cloudy with slight chance of snow showers.
Lows around 13. Highs in the upper 20s. Winds generally less than
10 mph.
.THURSDAY THROUGH FRIDAY...Partly cloudy with slight chance of
snow showers. Lows around 18. Highs 31 to 36.
$$
WYZ276-292300-
Cody Foothills-
Including the cities of Clark, Cody, and Meeteetse
501 AM MST Sat Nov 29 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Chance of thunder...0 percent.
Max temperature.....21-26.
24 hr trend......19 degrees cooler.
Min humidity........44-50 percent.
24 hr trend......5 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph.
Ridge top winds.....Northwest around 10 mph until 1100, then east
until 1700, then southeast.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 10 mph until 0800. South after
1100.
Mixing Height.......600-2400 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of thunder...0 percent.
Min temperature.....9-14.
24 hr trend......10 degrees warmer.
Max humidity........67-73 percent.
24 hr trend......25 percent drier.
Humidity recovery...Good.
20-foot winds.......Downslope/downvalley 4-7 mph.
Ridge top winds.....Southwest around 10 mph until 0100, then 5 to
10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph.
Mixing Height.......400-1000 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Cloudy then becoming partly cloudy.
Chance of thunder...0 percent.
Max temperature.....22-27.
24 hr trend......1 degree warmer.
Min humidity........50-56 percent.
24 hr trend......3 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph.
Ridge top winds.....West around 10 mph until 1000, then northeast
until 1700, then northwest.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph until 0800. Northeast after
1600.
Mixing Height.......400-2200 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows around 12. Winds generally
less than 10 mph.
.MONDAY...Partly cloudy. Lows around 20. Highs in the lower 30s.
Southwest winds around 10 mph.
.TUESDAY...Cloudy with chance of snow showers. Lows around 17.
Highs in the mid 30s. Northwest winds around 10 mph.
.WEDNESDAY...Partly cloudy. Lows around 16. Highs in the upper
20s. West winds around 10 mph.
.THURSDAY THROUGH FRIDAY...Partly cloudy with slight chance of
snow showers. Lows in the lower 20s. Highs 35 to 40.
$$
WYZ287-292300-
Owl Creek Mountains-
501 AM MST Sat Nov 29 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Patchy blowing snow early in the morning.
Chance of thunder...0 percent.
Max temperature.....15-20.
24 hr trend......22 degrees cooler.
Min humidity........52-58 percent.
24 hr trend......8 percent wetter.
20-foot winds.......Northwest winds around 10 mph until 0900, then
upslope/upvalley 5-9 mph. Gusts up to 15 mph.
Ridge top winds.....Northwest 10 to 15 mph until 1100, then east
until 1400, then southeast.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 15 mph until 0800. South after
1100.
Mixing Height.......400-2400 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of thunder...0 percent.
Min temperature.....8-13.
24 hr trend......5 degrees warmer.
Max humidity........64-70 percent.
24 hr trend......25 percent drier.
Humidity recovery...Good.
20-foot winds.......Downslope/downvalley 4-7 mph. Gusts up to 10
mph until 2100.
Ridge top winds.....Southwest around 10 mph until 2200, then 5 to
10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 5 to 10 mph.
Mixing Height.......200-800 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Cloudy then becoming partly cloudy.
Chance of thunder...0 percent.
Max temperature.....16-21.
24 hr trend......2 degrees warmer.
Min humidity........54-60 percent.
24 hr trend......1 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph.
Ridge top winds.....South around 10 mph until 1000, then east until
1500, then northeast.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast around 10 mph until 1300, then east.
Mixing Height.......200-2000 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows around 12. Winds generally
less than 10 mph.
.MONDAY...Partly cloudy. Lows around 18. Highs in the upper 20s.
Winds generally less than 10 mph.
.TUESDAY...Cloudy with chance of snow showers. Lows around 19.
Highs in the lower 30s. Northwest winds around 10 mph.
.WEDNESDAY...Partly cloudy. Slight chance of snow showers. Lows
around 13. Highs in the mid 20s. Winds generally less than
10 mph.
.THURSDAY...Partly cloudy. Lows around 19. Highs in the upper
20s.
.FRIDAY...Partly cloudy. Highs in the mid 30s.
$$
WYZ286-292300-
Absaroka Mountains/North Shoshone NF-
Including the city of Pahaska
501 AM MST Sat Nov 29 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....18-23.
24 hr trend......15 degrees cooler.
Min humidity........39-45 percent.
24 hr trend......15 percent drier.
20-foot winds.......West winds around 10 mph and gusty.
Ridge top winds.....West 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 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.
Slight chance of snow showers early in the
morning. Chance of snow 20 percent.
Chance of thunder...0 percent.
Min temperature.....6-11.
24 hr trend......8 degrees warmer.
Max humidity........66-72 percent.
24 hr trend......26 percent drier.
Humidity recovery...Good.
20-foot winds.......West winds around 10 mph until 2100, then
downslope/downvalley 4-7 mph.
Ridge top winds.....West 10 to 15 mph until 0400, then south.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph until 2400. Southeast after
0100.
Mixing Height.......400-1000 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Slight chance of snow showers. Chance of snow
20 percent.
Chance of thunder...0 percent.
Max temperature.....18-23.
24 hr trend......Unchanged.
Min humidity........58-64 percent.
24 hr trend......17 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph. Gusts up to 10 mph.
Ridge top winds.....Southeast around 10 mph until 0800, then south
until 1100, then east until 1400, then
northeast until 1500, then northwest.
Chc of wetting rain.Zero percent.
Transport winds.....East around 10 mph until 1600, then north.
Mixing Height.......400-2400 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows around 7. West winds around
10 mph.
.MONDAY...Partly cloudy with slight chance of snow showers. Lows
around 15. Highs in the mid 20s. West winds around 15 mph.
.TUESDAY...Snow showers. Lows around 12. Highs in the mid 20s.
Northwest winds around 10 mph.
.WEDNESDAY...Partly cloudy with slight chance of snow showers.
Lows around 10. Highs in the lower 20s. West winds around 10 mph.
.THURSDAY THROUGH FRIDAY...Partly cloudy with chance of snow
showers. Lows around 17. Highs 25 to 30.
$$
WYZ140-292300-
Yellowstone National Park-
Including the cities of Lake, Mammoth, and Old Faithful
501 AM MST Sat Nov 29 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly sunny then
becoming partly cloudy.
Chance of thunder...0 percent.
Max temperature.....19-24.
24 hr trend......11 degrees cooler.
Min humidity........43-49 percent.
24 hr trend......22 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph.
Ridge top winds.....Northwest around 10 mph until 0800, then
southwest until 1200, then around 10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 5 to 10 mph until 1700, then
southwest.
Mixing Height.......600-2600 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of snow showers early in the morning.
Chance of snow 40 percent.
Chance of thunder...0 percent.
Min temperature.....7-12.
24 hr trend......13 degrees warmer.
Max humidity........77-83 percent.
24 hr trend......14 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Downslope/downvalley 4-7 mph.
Ridge top winds.....South around 10 mph until 2200, then east.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph until 2400, then east.
Mixing Height.......400-800 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy then
becoming mostly sunny. Chance of snow showers
in the morning. Chance of snow 40 percent.
Chance of thunder...0 percent.
Max temperature.....22-27.
24 hr trend......4 degrees warmer.
Min humidity........53-59 percent.
24 hr trend......12 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph.
Ridge top winds.....Northeast around 10 mph until 1300, then north.
Chc of wetting rain.Zero percent.
Transport winds.....East around 10 mph until 1400, then north.
Mixing Height.......1200-3200 ft agl until 1700, then 400-800 ft
agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows around 3. Winds generally less
than 10 mph.
.MONDAY...Mostly cloudy. Chance of snow showers. Lows around 12.
Highs in the lower 20s. Winds generally less than 10 mph.
.TUESDAY...Snow showers. Lows around 9. Highs in the lower 20s.
Winds generally less than 10 mph.
.WEDNESDAY...Partly cloudy with slight chance of snow showers.
Lows around 6. Highs in the mid 20s. Winds generally less than
10 mph.
.THURSDAY THROUGH FRIDAY...Mostly cloudy with chance of snow
showers. Lows around 11. Highs 21 to 26.
$$
WYZ415-292300-
North Zone Bridger Teton NF and Grand Teton NP-
Including the cities of Jackson and Moran
501 AM MST Sat Nov 29 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Chance of thunder...0 percent.
Max temperature.....20-25.
24 hr trend......11 degrees cooler.
Min humidity........42-48 percent.
24 hr trend......19 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph.
Ridge top winds.....Northwest around 10 mph until 1200, then west.
Chc of wetting rain.Zero percent.
Transport winds.....North around 10 mph until 1300. Southwest after
1700.
Mixing Height.......600-2600 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of snow showers early in the morning.
Chance of snow 50 percent.
Chance of thunder...0 percent.
Min temperature.....8-13.
24 hr trend......10 degrees warmer.
Max humidity........75-81 percent.
24 hr trend......25 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Downslope/downvalley 4-7 mph. Gusts up to 10
mph until 2400.
Ridge top winds.....Southeast around 10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph until 2300, then southeast.
Mixing Height.......400-1000 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of snow showers in the morning, then
slight chance of snow showers late in the
morning. Chance of snow 50 percent.
Chance of thunder...0 percent.
Max temperature.....22-27.
24 hr trend......2 degrees warmer.
Min humidity........62-68 percent.
24 hr trend......18 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph.
Ridge top winds.....East around 10 mph until 1300, then north.
Chc of wetting rain.Less than 5 percent.
Transport winds.....East around 10 mph until 1400, then northeast.
Mixing Height.......1000-3000 ft agl until 1700, then 400-1000 ft
agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows around 4. Winds generally less
than 10 mph.
.MONDAY...Mostly cloudy. Chance of snow showers. Lows around 11.
Highs in the lower 20s. Winds generally less than 10 mph.
.TUESDAY...Snow showers. Lows around 11. Highs in the mid 20s.
Winds generally less than 10 mph.
.WEDNESDAY...Partly cloudy with chance of snow showers. Lows
around 7. Highs in the mid 20s. Winds generally less than 10 mph.
.THURSDAY THROUGH FRIDAY...Mostly cloudy with chance of snow
showers. Lows around 11. Highs 23 to 28.
$$
WYZ416-292300-
West Wind River Mountains/East Zone Bridger Teton NF-
501 AM MST Sat Nov 29 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Chance of thunder...0 percent.
Max temperature.....19-24.
24 hr trend......10 degrees cooler.
Min humidity........33-39 percent.
24 hr trend......23 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west
around 10 mph. Gusts up to 15 mph.
Ridge top winds.....Northwest 10 to 15 mph until 1400, then west.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 10 to 15 mph until 1600, then west.
Mixing Height.......600-2600 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of snow showers early in the morning.
Chance of snow 50 percent.
Chance of thunder...0 percent.
Min temperature.....8-13.
24 hr trend......8 degrees warmer.
Max humidity........67-73 percent.
24 hr trend......25 percent drier.
Humidity recovery...Good.
20-foot winds.......Downslope/downvalley 4-7 mph.
Ridge top winds.....Northwest around 10 mph until 2000, then north
until 2100, then southwest until 2200, then
southeast.
Chc of wetting rain.Zero percent.
Transport winds.....West around 10 mph until 2100, then southeast.
Mixing Height.......200-800 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Cloudy then becoming partly cloudy. Chance of
snow showers. Chance of snow 50 percent.
Chance of thunder...0 percent.
Max temperature.....19-24.
24 hr trend......Unchanged.
Min humidity........63-69 percent.
24 hr trend......27 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph.
Ridge top winds.....Southeast around 10 mph until 1000. Northwest
after 1400.
Chc of wetting rain.5 percent until 1200, then 15 percent.
Transport winds.....Southeast around 10 mph until 1500, then
northeast.
Mixing Height.......400-2200 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows around 4. Winds generally less
than 10 mph.
.MONDAY...Partly cloudy. Lows around 9. Highs in the lower 20s.
West winds around 10 mph.
.TUESDAY...Cloudy with snow showers likely. Lows around 10. Highs
in the lower 20s. Winds generally less than 10 mph.
.WEDNESDAY...Partly cloudy. Chance of snow showers. Lows around
5. Highs in the lower 20s. Winds generally less than 10 mph.
.THURSDAY THROUGH FRIDAY...Partly cloudy with slight chance of
snow showers. Lows around 11. Highs 22 to 27.
$$
WYZ288-292300-
East Wind River Mountains/South Shoshone NF-
Including the cities of Dubois and South Pass
501 AM MST Sat Nov 29 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Chance of thunder...0 percent.
Max temperature.....19-24.
24 hr trend......15 degrees cooler.
Min humidity........36-42 percent.
24 hr trend......7 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west
around 10 mph. Gusts up to 15 mph.
Ridge top winds.....Northwest around 10 mph until 0800, then west.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 10 to 15 mph until 1300, then west 15
to 20 mph.
Mixing Height.......400-2400 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of snow showers early in the morning.
Chance of snow 50 percent.
Chance of thunder...0 percent.
Min temperature.....6-11.
24 hr trend......7 degrees warmer.
Max humidity........66-72 percent.
24 hr trend......22 percent drier.
Humidity recovery...Good.
20-foot winds.......Southwest winds around 10 mph until 2100, then
downslope/downvalley 4-7 mph.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph until 0100. Southeast
after 0300.
Mixing Height.......200-800 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of snow showers. Chance of snow 50
percent.
Chance of thunder...0 percent.
Max temperature.....15-20.
24 hr trend......3 degrees cooler.
Min humidity........59-65 percent.
24 hr trend......26 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
northeast around 10 mph until 1500, then
upslope/upvalley 5-9 mph.
Ridge top winds.....Northeast 10 to 15 mph until 1600, then
northwest.
Chc of wetting rain.5 percent until 1200, then 15 percent.
Transport winds.....East 10 to 15 mph until 1400, then northeast.
Mixing Height.......400-1600 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows around 8. Winds generally less
than 10 mph.
.MONDAY...Partly cloudy. Lows around 15. Highs in the mid 20s.
West winds around 15 mph.
.TUESDAY...Mostly cloudy with snow showers likely. Lows around
14. Highs in the upper 20s. West winds around 10 mph.
.WEDNESDAY...Partly cloudy. Chance of snow showers. Lows around
10. Highs in the lower 20s. West winds around 10 mph.
.THURSDAY THROUGH FRIDAY...Partly cloudy with slight chance of
snow showers. Lows around 16. Highs 27 to 32.
$$
WYZ414-292300-
Salt and Wyoming Ranges/West Zone Bridger Teton NF-
Including the city of Afton
501 AM MST Sat Nov 29 2025
.TODAY...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Max temperature.....21-26.
24 hr trend......9 degrees cooler.
Min humidity........33-39 percent.
24 hr trend......19 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph. Gusts up to 10 mph.
Ridge top winds.....Northwest 10 to 15 mph until 1600, then west.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 10 to 15 mph until 1600, then west.
Mixing Height.......600-2600 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy. Snow showers likely early in the
morning. Little or no snow accumulation. Chance
of snow 70 percent.
Chance of thunder...0 percent.
Min temperature.....12-17.
24 hr trend......7 degrees warmer.
Max humidity........77-83 percent.
24 hr trend......22 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Downslope/downvalley 4-7 mph. Gusts up to 10
mph until 2400, then 10 mph after 0300.
Ridge top winds.....South around 10 mph until 2000, then southeast.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph until 2000, then southeast.
Mixing Height.......200-1200 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy. Snow
showers likely in the morning, then chance of
snow showers late in the morning. Snow
accumulation up to 3 inches. Chance of snow 70
percent.
Chance of thunder...0 percent.
Max temperature.....21-26.
24 hr trend......1 degree cooler.
Min humidity........65-71 percent.
24 hr trend......34 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then
northwest around 10 mph.
Ridge top winds.....Southeast around 10 mph until 1200, then
northeast until 1300, then northwest.
Chc of wetting rain.55 percent until 1200, then 20 percent.
Transport winds.....Southeast around 10 mph until 1300, then
northeast until 1700, then north.
Mixing Height.......600-2600 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Partly cloudy. Lows around 8. Winds generally
less than 10 mph.
.MONDAY...Partly cloudy. Slight chance of snow showers. Lows
around 12. Highs in the mid 20s. West winds around 10 mph.
.TUESDAY...Snow showers. Lows around 14. Highs in the mid 20s.
Winds generally less than 10 mph.
.WEDNESDAY...Partly cloudy. Chance of snow showers. Lows around
8. Highs in the mid 20s. Winds generally less than 10 mph.
.THURSDAY THROUGH FRIDAY...Partly cloudy with chance of snow
showers. Lows around 12. Highs 24 to 29.
$$
WYZ278-292300-
Upper Green River Basin/Rock Springs BLM-
Including the cities of Big Piney, Farson, and Pinedale
501 AM MST Sat Nov 29 2025
.TODAY...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Max temperature.....25-30.
24 hr trend......10 degrees cooler.
Min humidity........30-36 percent.
24 hr trend......19 percent drier.
20-foot winds.......Northwest winds around 10 mph until 0900, then
upslope/upvalley 5-9 mph until 1200, then west
around 10 mph until 1500, then upslope/upvalley
5-9 mph.
Ridge top winds.....Northwest 10 to 15 mph until 1100, then west.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 10 to 15 mph until 1700, then west.
Mixing Height.......600-2600 ft agl until 1300, then 1600-3000 ft
agl until 1700, then 400-600 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of snow showers early in the morning.
Chance of snow 50 percent.
Chance of thunder...0 percent.
Min temperature.....11-16.
24 hr trend......3 degrees warmer.
Max humidity........65-71 percent.
24 hr trend......21 percent drier.
Humidity recovery...Good.
20-foot winds.......Downslope/downvalley 4-7 mph. Gusts up to 10
mph until 2400.
Ridge top winds.....Northeast around 10 mph until 0400, then east.
Chc of wetting rain.Zero percent.
Transport winds.....West around 10 mph until 1900, then east.
Mixing Height.......400-800 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Cloudy then becoming partly cloudy. Chance of
snow showers. Chance of snow 50 percent.
Chance of thunder...0 percent.
Max temperature.....22-27.
24 hr trend......2 degrees cooler.
Min humidity........61-67 percent.
24 hr trend......36 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph. Gusts up to 10 mph.
Ridge top winds.....East around 10 mph until 1600, then north.
Chc of wetting rain.5 percent.
Transport winds.....East 10 to 15 mph until 1600, then north.
Mixing Height.......600-2000 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows around 6. Winds generally less
than 10 mph.
.MONDAY...Partly cloudy. Lows around 11. Highs in the lower 30s.
Northwest winds around 10 mph.
.TUESDAY...Mostly cloudy with chance of snow showers. Lows around
13. Highs in the lower 30s. Winds generally less than 10 mph.
.WEDNESDAY...Partly cloudy. Slight chance of snow showers. Lows
around 5. Highs in the upper 20s. Winds generally less than
10 mph.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Lows around 10. Highs
29 to 34.
$$
WYZ277-292300-
Lincoln and Uinta Counties/Lower Elevations-
Including the cities of Evanston, Fort Bridger, and Kemmerer
501 AM MST Sat Nov 29 2025
.TODAY...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Max temperature.....27-32.
24 hr trend......9 degrees cooler.
Min humidity........31-37 percent.
24 hr trend......11 percent drier.
20-foot winds.......Northwest winds around 10 mph until 0900, then
upslope/upvalley 5-9 mph until 1200, then west
around 10 mph. Gusts up to 15 mph.
Ridge top winds.....West 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......800-2800 ft agl until 1700, then 400-600 ft
agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy. Snow showers likely early in the
morning. Little or no snow accumulation. Chance
of snow 70 percent.
Chance of thunder...0 percent.
Min temperature.....17-22.
24 hr trend......3 degrees warmer.
Max humidity........73-79 percent.
24 hr trend......15 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Downslope/downvalley 4-7 mph.
Ridge top winds.....Northwest around 10 mph until 2000, then
southwest until 2200, then east.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 10 mph until 2000, then east
until 0400, then southeast.
Mixing Height.......200-1000 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly cloudy. Snow showers likely in the
morning, then chance of snow showers late in
the morning. Snow accumulation of 1 to 3
inches. Chance of snow 70 percent.
Chance of thunder...0 percent.
Max temperature.....23-28.
24 hr trend......3 degrees cooler.
Min humidity........70-76 percent.
24 hr trend......41 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.....East around 10 mph until 1300, then north.
Chc of wetting rain.50 percent until 1200, then 35 percent.
Transport winds.....Southeast around 10 mph until 1300, then north.
Mixing Height.......800-2000 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Colder. Partly cloudy. Lows around 9. Winds
generally less than 10 mph.
.MONDAY...Partly cloudy. Lows around 14. Highs in the upper 20s.
West winds around 10 mph.
.TUESDAY...Mostly cloudy with chance of snow showers. Lows around
16. Highs around 30. West winds around 10 mph.
.WEDNESDAY...Partly cloudy. Slight chance of snow showers. Lows
around 8. Highs in the upper 20s. Winds generally less than
10 mph.
.THURSDAY...Partly cloudy. Lows around 13. Highs in the upper
20s.
.FRIDAY...Partly cloudy with slight chance of snow showers. Highs
in the lower 30s.
$$
WYZ279-292300-
Sweetwater County/Rock Springs BLM/Flaming Gorge NRA-
Including the cities of Green River, Rock Springs, and Wamsutter
501 AM MST Sat Nov 29 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly sunny then
becoming partly cloudy.
Chance of thunder...0 percent.
Max temperature.....28-33.
24 hr trend......15 degrees cooler.
Min humidity........33-39 percent.
24 hr trend......3 percent wetter.
20-foot winds.......North winds around 10 mph until 0900, then
upslope/upvalley 5-9 mph until 1200, then west
around 10 mph until 1500, then upslope/upvalley
5-9 mph. Gusts up to 15 mph.
Ridge top winds.....North 10 to 15 mph until 1000, then west.
Chc of wetting rain.Zero percent.
Transport winds.....North around 15 mph until 0900, then west until
1700, then southwest.
Mixing Height.......1000-3000 ft agl until 1700, then 400-600 ft
agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of snow showers early in the morning.
Chance of snow 50 percent.
Chance of thunder...0 percent.
Min temperature.....17-22.
24 hr trend......4 degrees warmer.
Max humidity........68-74 percent.
24 hr trend......14 percent drier.
Humidity recovery...Good.
20-foot winds.......Downslope/downvalley 4-7 mph until 2100, then
south around 10 mph until 2400, then
downslope/downvalley 4-7 mph.
Ridge top winds.....South 10 to 15 mph until 0100, then southeast.
Chc of wetting rain.Zero percent.
Transport winds.....South 10 to 15 mph.
Mixing Height.......400-800 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly cloudy. Chance of snow showers. Chance
of snow 50 percent.
Chance of thunder...0 percent.
Max temperature.....27-32.
24 hr trend......Unchanged.
Min humidity........63-69 percent.
24 hr trend......28 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then east
around 10 mph until 1500, then north. Gusts up
to 15 mph.
Ridge top winds.....East 10 to 15 mph until 1400, then north.
Chc of wetting rain.Zero percent until 1200, then 25 percent.
Transport winds.....Southeast 10 to 15 mph until 1500, then
northeast.
Mixing Height.......600-2000 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Partly cloudy. Lows around 11. Winds generally
less than 10 mph.
.MONDAY...Partly cloudy. Lows around 16. Highs in the upper 20s.
West winds around 10 mph.
.TUESDAY...Cloudy with chance of snow showers. Lows around 17.
Highs in the lower 30s. West winds around 10 mph.
.WEDNESDAY...Partly cloudy. Slight chance of snow showers. Lows
around 9. Highs in the upper 20s. North winds around 10 mph.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Lows around 15. Highs
29 to 34.
$$
WYZ289-292300-
Granite/Green/Ferris/Rattlesnake Mountains-
Including the city of Jeffrey City
501 AM MST Sat Nov 29 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Chance of thunder...0 percent.
Max temperature.....19-24.
24 hr trend......21 degrees cooler.
Min humidity........45-51 percent.
24 hr trend......11 percent wetter.
20-foot winds.......Northwest winds around 10 mph until 1200, then
southwest. Gusts up to 15 mph.
Ridge top winds.....Northwest 10 to 15 mph until 1200, then
southwest.
Chc of wetting rain.Zero percent.
Transport winds.....North 15 to 20 mph until 1000, then west.
Mixing Height.......600-2600 ft agl until 1700, then 400-600 ft
agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of snow showers early in the morning.
Chance of snow 40 percent.
Chance of thunder...0 percent.
Min temperature.....11-16.
24 hr trend......8 degrees warmer.
Max humidity........68-74 percent.
24 hr trend......15 percent drier.
Humidity recovery...Good.
20-foot winds.......Downslope/downvalley 4-7 mph.
Ridge top winds.....South around 10 mph until 0100, then east.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph until 0100, then east.
Mixing Height.......400-600 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Cloudy. Chance of snow showers. Chance of snow
50 percent.
Chance of thunder...0 percent.
Max temperature.....19-24.
24 hr trend......1 degree cooler.
Min humidity........63-69 percent.
24 hr trend......15 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
northeast around 10 mph. Gusts up to 15 mph.
Ridge top winds.....Northeast 10 to 15 mph.
Chc of wetting rain.Zero percent until 1200, then 15 percent.
Transport winds.....Northeast 10 to 15 mph until 1700, then north.
Mixing Height.......400-1600 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Partly cloudy. Lows around 7. Winds generally
less than 10 mph.
.MONDAY...Partly cloudy. Lows around 16. Highs in the upper 20s.
Southwest winds around 10 mph.
.TUESDAY...Snow showers likely. Lows around 17. Highs in the
lower 30s. West winds around 15 mph.
.WEDNESDAY...Partly cloudy. Chance of snow showers. Lows around
9. Highs in the mid 20s. Northwest winds around 10 mph.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Lows around 15. Highs
27 to 32.
$$
WYZ300-292300-
Casper Mountain-
501 AM MST Sat Nov 29 2025
.TODAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy then
becoming mostly sunny.
Chance of thunder...0 percent.
Max temperature.....15-20.
24 hr trend......24 degrees cooler.
Min humidity........58-64 percent.
24 hr trend......18 percent wetter.
20-foot winds.......Northwest winds around 10 mph until 1500, then
west. Gusts up to 20 mph.
Ridge top winds.....Northwest around 15 mph until 1000, then west.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph until 1700, then around 15
mph.
Mixing Height.......400-2400 ft agl until 1700, then 200-400 ft
agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of snow showers early in the
morning. Chance of snow 20 percent.
Chance of thunder...0 percent.
Min temperature.....5-10.
24 hr trend......5 degrees warmer.
Max humidity........77-83 percent.
24 hr trend......26 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Downslope/downvalley 4-7 mph.
Ridge top winds.....South around 10 mph until 0100, then southeast.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph until 2300. East after
0200.
Mixing Height.......200-400 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Cloudy. Slight chance of snow showers in the
morning, then chance of snow showers late in
the morning. Slight chance of snow showers late
in the afternoon. Chance of snow 50 percent.
Chance of thunder...0 percent.
Max temperature.....18-23.
24 hr trend......5 degrees warmer.
Min humidity........69-75 percent.
24 hr trend......3 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph. Gusts up to 10 mph.
Ridge top winds.....Southeast 10 to 15 mph until 1600, then north.
Chc of wetting rain.Zero percent until 1200, then 10 percent.
Transport winds.....Southeast 10 to 15 mph.
Mixing Height.......200-1200 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Partly cloudy. Slight chance of snow showers in
the evening. Lows around 5. Winds generally less than 10 mph.
.MONDAY...Mostly clear. Lows around 15. Highs in the mid 20s.
Southwest winds around 10 mph.
.TUESDAY...Snow showers likely. Lows around 15. Highs in the
upper 20s. West winds around 15 mph.
.WEDNESDAY...Partly cloudy. Chance of snow showers. Lows around
9. Highs around 20. Winds generally less than 10 mph.
.THURSDAY...Partly cloudy with slight chance of snow showers.
Lows around 16. Highs in the mid 20s.
.FRIDAY...Partly cloudy. Highs around 30.
$$