Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
553
FNUS55 KRIW 271202
FWFRIW
Fire Weather Planning Forecast for Western and Central Wyoming
National Weather Service Riverton WY
501 AM MST Thu Nov 27 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---
WYZ280-272300-
Natrona County/Casper BLM-
Including the cities of Casper and Midwest
501 AM MST Thu Nov 27 2025
.TODAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of thunder...0 percent.
Max temperature.....42-47.
24 hr trend......5 degrees warmer.
Min humidity........43-49 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 east.
Ridge top winds.....South 10 to 15 mph until 1500, then east.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph until 0900, then south.
Mixing Height.......400-2200 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......8 degrees warmer.
Max humidity........67-73 percent.
24 hr trend......9 percent drier.
Humidity recovery...Good.
20-foot winds.......Southeast winds around 10 mph until 2100, then
southwest and gusty.
Ridge top winds.....Southeast around 15 mph until 2100, then
southwest.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph until 0500, then around
20 mph.
Mixing Height.......400-600 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy then
becoming mostly cloudy. Snow showers late in
the afternoon. Little or no snow accumulation.
Chance of snow near 100 percent.
Chance of thunder...0 percent.
Max temperature.....44-49.
24 hr trend......4 degrees warmer.
Min humidity........40-46 percent.
24 hr trend......6 percent drier.
20-foot winds.......Southwest winds 10 to 15 mph until 1200. North
after 1500. Gusts up to 20 mph.
Ridge top winds.....Southwest around 15 mph until 1300. North after
1700.
Chc of wetting rain.Zero percent.
Transport winds.....West around 20 mph until 1500, then northwest.
Mixing Height.......400-2400 ft agl until 1300, then 1800-3800 ft
agl until 1700, then 1000-1200 ft agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Much colder. Snow showers. Lows around 9. North
winds around 15 mph.
.SATURDAY...Much colder. Partly cloudy with chance of snow
showers. Lows around 4. Highs in the lower 20s. Winds generally
less than 10 mph.
.SUNDAY...Partly cloudy with slight chance of snow showers. Lows
around 6. Highs in the lower 20s. Winds generally less than
10 mph.
.MONDAY...Partly cloudy. Lows around 16. Highs in the lower 30s.
Southwest winds around 10 mph.
.TUESDAY...Mostly cloudy with chance of snow showers. Lows in the
lower 20s. Highs in the upper 30s.
.WEDNESDAY...Mostly cloudy. Chance of snow showers in the
morning, then slight chance of snow showers in the afternoon.
Highs in the lower 30s.
$$
WYZ283-272300-
Upper Wind River Basin/Wind River Basin-
Including the cities of Crowheart, Lander, Riverton, and Shoshoni
501 AM MST Thu Nov 27 2025
.TODAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy then
becoming mostly sunny then becoming partly
cloudy.
Chance of thunder...0 percent.
Max temperature.....41-46.
24 hr trend......3 degrees warmer.
Min humidity........46-52 percent.
24 hr trend......10 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph. Gusts up to 10 mph.
Ridge top winds.....Southeast around 10 mph until 1100, then
northeast until 1600, then east.
Chc of wetting rain.Zero percent.
Transport winds.....East around 10 mph until 1100, then south.
Mixing Height.......400-2000 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....24-29.
24 hr trend......3 degrees warmer.
Max humidity........69-75 percent.
24 hr trend......1 percent drier.
Humidity recovery...Good.
20-foot winds.......Downslope/downvalley 4-7 mph until 2100, then
southwest around 10 mph. Gusts up to 15 mph.
Ridge top winds.....Northeast around 10 mph until 2000, then west
until 2200, then south until 0200, then
northeast until 0300, then west until 0500,
then southwest.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......400-800 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny then
becoming partly cloudy. Snow showers likely
late in the afternoon. Little or no snow
accumulation. Chance of snow 70 percent.
Chance of thunder...0 percent.
Max temperature.....42-47.
24 hr trend......2 degrees warmer.
Min humidity........46-52 percent.
24 hr trend......6 percent drier.
20-foot winds.......West winds around 10 mph until 1200, then
northwest. Gusts up to 20 mph.
Ridge top winds.....West around 15 mph until 1200, then northwest.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph until 1400, then northwest 15
to 20 mph.
Mixing Height.......1400-3400 ft agl until 1700, then 800-1000 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Colder. Snow showers likely. Lows around 10.
North winds around 15 mph.
.SATURDAY...Much colder. Partly cloudy. Slight chance of snow
showers. Lows around 7. Highs in the lower 20s. Winds generally
less than 10 mph.
.SUNDAY...Partly cloudy with slight chance of snow showers. Lows
around 7. Highs in the lower 20s. 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
20. Highs in the mid 30s.
.WEDNESDAY...Mostly cloudy with slight chance of snow showers.
Highs in the lower 30s.
$$
WYZ285-272300-
South Bighorn Mountains-
501 AM MST Thu Nov 27 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy then
becoming partly cloudy.
Chance of thunder...0 percent.
Max temperature.....36-41.
24 hr trend......6 degrees warmer.
Min humidity........47-53 percent.
24 hr trend......6 percent wetter.
20-foot winds.......West winds around 10 mph until 0900, then
upslope/upvalley 5-9 mph until 1200, then
southwest around 10 mph until 1500, then
upslope/upvalley 5-9 mph.
Ridge top winds.....Southwest around 15 mph until 0900, then south.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph until 0900, then southwest.
Mixing Height.......200-1800 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....27-32.
24 hr trend......7 degrees warmer.
Max humidity........64-70 percent.
24 hr trend......10 percent drier.
Humidity recovery...Good.
20-foot winds.......Southwest winds 10 to 15 mph and gusty.
Ridge top winds.....Southwest 10 to 15 mph until 2300, then around
20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph until 2300, then west
around 20 mph.
Mixing Height.......200-600 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of snow showers late in the
morning. Snow showers late in the afternoon.
Snow accumulation up to 1 inch. Chance of snow
near 100 percent.
Chance of thunder...0 percent.
Max temperature.....37-42.
24 hr trend......1 degree warmer.
Min humidity........41-47 percent.
24 hr trend......4 percent drier.
20-foot winds.......West winds around 10 mph until 1200, then
northwest. Gusts up to 20 mph.
Ridge top winds.....West around 15 mph until 1300, then northwest.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph until 1700, then northwest.
Mixing Height.......600-2600 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Much colder. Snow showers. Lows around 7.
Northwest winds around 15 mph.
.SATURDAY...Much colder. Partly cloudy with chance of snow
showers. Lows around 6. Highs around 15. Winds generally less
than 10 mph.
.SUNDAY...Partly cloudy with slight chance of snow showers. Lows
around 8. Highs around 19. Winds generally less than 10 mph.
.MONDAY...Partly cloudy. Lows around 16. Highs in the mid 20s.
West winds around 10 mph.
.TUESDAY...Mostly cloudy with chance of snow showers. Lows in the
lower 20s. Highs in the lower 30s.
.WEDNESDAY...Mostly cloudy. Chance of snow showers in the
morning, then slight chance of snow showers in the afternoon.
Highs in the mid 20s.
$$
WYZ281-272300-
Johnson County/Casper BLM-
Including the cities of Buffalo and Kaycee
501 AM MST Thu Nov 27 2025
.TODAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Patchy fog early in the morning.
Chance of thunder...0 percent.
Max temperature.....36-41.
24 hr trend......3 degrees warmer.
Min humidity........48-54 percent.
24 hr trend......10 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph.
Ridge top winds.....Southwest around 10 mph until 0900. East after
1600.
Chc of wetting rain.Zero percent.
Transport winds.....West around 10 mph until 0800. South after
1000.
Mixing Height.......400-2200 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....23-28.
24 hr trend......4 degrees warmer.
Max humidity........77-83 percent.
24 hr trend......5 percent drier.
Humidity recovery...Excellent.
20-foot winds.......South winds around 10 mph with gusts to around
15 mph.
Ridge top winds.....South 10 to 15 mph until 0400, then southwest.
Chc of wetting rain.Zero percent.
Transport winds.....South 10 to 15 mph until 0500, then southwest.
Mixing Height.......400-600 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of rain showers and snow showers
late in the morning. Snow showers late in the
afternoon. Little or no snow accumulation.
Chance of precipitation near 100 percent.
Chance of thunder...0 percent.
Max temperature.....38-43.
24 hr trend......Unchanged.
Min humidity........53-59 percent.
24 hr trend......9 percent wetter.
20-foot winds.......West winds around 10 mph until 0900, then north
with gusts to around 25 mph.
Ridge top winds.....West 10 to 15 mph until 0900, then northwest
until 1300, then north around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph until 0900, then northwest
until 1300, then north around 20 mph.
Mixing Height.......600-2600 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Colder. Snow showers. Lows around 9. North winds
around 20 mph.
.SATURDAY...Colder. Partly cloudy with slight chance of snow
showers. Lows around 4. Highs in the lower 20s. Northwest winds
around 10 mph.
.SUNDAY...Partly cloudy. Lows around 7. Highs in the mid 20s.
Winds generally less than 10 mph.
.MONDAY...Partly cloudy. Lows around 17. Highs in the lower 30s.
Southwest winds around 10 mph.
.TUESDAY...Mostly cloudy with chance of snow showers. Lows in the
lower 20s. Highs around 40.
.WEDNESDAY...Mostly cloudy with slight chance of snow showers.
Highs in the lower 30s.
$$
WYZ282-272300-
South Bighorn Basin/Worland BLM-
Including the cities of Ten Sleep, Thermopolis, and Worland
501 AM MST Thu Nov 27 2025
.TODAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of thunder...0 percent.
Max temperature.....37-42.
24 hr trend......5 degrees warmer.
Min humidity........45-51 percent.
24 hr trend......2 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph.
Ridge top winds.....Southeast around 10 mph until 1200, then east.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast around 10 mph.
Mixing Height.......400-2000 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of thunder...0 percent.
Min temperature.....25-30.
24 hr trend......5 degrees warmer.
Max humidity........72-78 percent.
24 hr trend......2 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Downslope/downvalley 4-7 mph.
Ridge top winds.....Southeast around 10 mph until 0200, then
southwest.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph.
Mixing Height.......400-600 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of rain showers and snow showers
late in the morning. Snow showers late in the
afternoon. Little or no snow accumulation.
Chance of precipitation near 100 percent.
Chance of thunder...0 percent.
Max temperature.....38-43.
24 hr trend......Unchanged.
Min humidity........47-53 percent.
24 hr trend......6 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
northwest 10 to 15 mph with higher gusts.
Ridge top winds.....Southwest around 10 mph until 1000, then
northwest until 1600, then around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph until 1000, then
northwest until 1600, then around 20 mph.
Mixing Height.......400-2400 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Colder. Snow showers in the evening, then snow
showers likely after midnight. Lows around 9. Northwest winds
around 20 mph.
.SATURDAY...Colder. Partly cloudy with slight chance of snow
showers. Lows around 6. Highs in the lower 20s. Winds generally
less than 10 mph.
.SUNDAY...Partly cloudy. Lows around 7. Highs in the mid 20s.
Winds generally less than 10 mph.
.MONDAY...Partly cloudy. Lows around 14. Highs in the upper 20s.
Winds generally less than 10 mph.
.TUESDAY...Mostly cloudy with chance of snow showers. Lows in the
lower 20s. Highs in the mid 30s.
.WEDNESDAY...Mostly cloudy. Chance of snow showers in the
morning, then slight chance of snow showers in the afternoon.
Highs in the lower 30s.
$$
WYZ275-272300-
North Bighorn Basin/Worland BLM-
Including the cities of Greybull, Lovell, and Powell
501 AM MST Thu Nov 27 2025
.TODAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Patchy fog early in the morning.
Chance of thunder...0 percent.
Max temperature.....34-39.
24 hr trend......4 degrees warmer.
Min humidity........50-56 percent.
24 hr trend......2 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.
Ridge top winds.....Southeast 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast 10 to 15 mph.
Mixing Height.......400-1800 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Patchy fog early in the morning. Slight chance
of snow showers early in the morning. Chance of
snow 20 percent.
Chance of thunder...0 percent.
Min temperature.....24-29.
24 hr trend......4 degrees warmer.
Max humidity........74-80 percent.
24 hr trend......3 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Downslope/downvalley 4-7 mph.
Ridge top winds.....Southeast around 10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast around 10 mph.
Mixing Height.......400-800 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of snow showers in the morning,
then chance of snow showers and slight chance
of rain showers late in the morning. Snow
showers late in the afternoon. Snow
accumulation up to 1 inch. Chance of
precipitation near 100 percent.
Chance of thunder...0 percent.
Max temperature.....34-39.
24 hr trend......2 degrees cooler.
Min humidity........57-63 percent.
24 hr trend......12 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
northwest 10 to 15 mph with higher gusts until
1500, then around 20 mph with gusts to around
30 mph.
Ridge top winds.....South around 10 mph until 0800, then west until
1100, then northwest 15 to 20 mph until 1600,
then around 25 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....South around 10 mph until 0800, then west until
1000, then northwest 15 to 20 mph until 1600,
then around 25 mph.
Mixing Height.......200-1800 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Colder. Snow showers in the evening, then chance
of snow showers after midnight. Lows around 9. Northwest winds
around 20 mph.
.SATURDAY...Colder. Partly cloudy. Slight chance of snow showers.
Lows around 6. Highs in the lower 20s. Winds generally less than
10 mph.
.SUNDAY...Partly cloudy. Lows around 7. Highs in the lower 20s.
Winds generally less than 10 mph.
.MONDAY...Partly cloudy. Lows around 15. Highs in the upper 20s.
Winds generally less than 10 mph.
.TUESDAY...Mostly cloudy with chance of snow showers. Lows around
20. Highs in the mid 30s.
.WEDNESDAY...Mostly cloudy with slight chance of snow showers.
Highs in the lower 30s.
$$
WYZ276-272300-
Cody Foothills-
Including the cities of Clark, Cody, and Meeteetse
501 AM MST Thu Nov 27 2025
.TODAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of thunder...0 percent.
Max temperature.....40-45.
24 hr trend......3 degrees warmer.
Min humidity........46-52 percent.
24 hr trend......2 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
southeast around 10 mph. Gusts up to 15 mph.
Ridge top winds.....South around 10 mph until 1100, then southeast.
Chc of wetting rain.Zero percent.
Transport winds.....South 10 to 15 mph.
Mixing Height.......600-2400 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....26-31.
24 hr trend......4 degrees warmer.
Max humidity........66-72 percent.
24 hr trend......5 percent drier.
Humidity recovery...Good.
20-foot winds.......Downslope/downvalley 4-7 mph until 2100, then
south around 10 mph until 0300, then southwest.
Gusts up to 15 mph.
Ridge top winds.....South 10 to 15 mph until 0200, then southwest.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph until 0200, then west 15
to 20 mph.
Mixing Height.......400-1000 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of snow showers late in the morning.
Snow showers likely late in the afternoon. Snow
accumulation up to 1 inch. Chance of snow 70
percent.
Chance of thunder...0 percent.
Max temperature.....36-41.
24 hr trend......3 degrees cooler.
Min humidity........54-60 percent.
24 hr trend......7 percent wetter.
20-foot winds.......West winds around 10 mph and gusty until 0900,
then northwest with higher gusts until 1500,
then north around 20 mph with gusts to around
25 mph.
Ridge top winds.....West around 15 mph until 1000, then north until
1700, then around 25 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....West 15 to 20 mph until 1400, then north 20 to
25 mph.
Mixing Height.......800-2800 ft agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Much colder. Mostly cloudy. Snow showers likely
in the evening, then chance of snow showers after midnight. Lows
around 8. North winds around 15 mph.
.SATURDAY THROUGH SUNDAY...Partly cloudy. Lows 8 to 13. Highs
21 to 26. Winds generally less than 10 mph.
.MONDAY...Partly cloudy. Lows in the lower 20s. Highs in the
lower 30s. Southwest winds around 10 mph.
.TUESDAY...Mostly cloudy with chance of snow showers. Lows in the
lower 20s. Highs in the upper 30s.
.WEDNESDAY...Mostly cloudy with slight chance of snow showers.
Highs in the lower 30s.
$$
WYZ287-272300-
Owl Creek Mountains-
501 AM MST Thu Nov 27 2025
.TODAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy then
becoming mostly sunny then becoming partly
cloudy.
Chance of thunder...0 percent.
Max temperature.....37-42.
24 hr trend......4 degrees warmer.
Min humidity........45-51 percent.
24 hr trend......8 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
southeast around 10 mph until 1500, then
upslope/upvalley 5-9 mph.
Ridge top winds.....South 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 10 to 15 mph until 1200, then southwest.
Mixing Height.......200-1800 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....27-32.
24 hr trend......5 degrees warmer.
Max humidity........64-70 percent.
24 hr trend......6 percent drier.
Humidity recovery...Good.
20-foot winds.......Southwest winds 10 to 15 mph and gusty.
Ridge top winds.....Southwest 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......200-600 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny then
becoming partly cloudy then becoming mostly
cloudy. Slight chance of snow showers late in
the morning. Snow showers late in the
afternoon. Little or no snow accumulation.
Chance of snow 90 percent.
Chance of thunder...0 percent.
Max temperature.....35-40.
24 hr trend......1 degree warmer.
Min humidity........42-48 percent.
24 hr trend......4 percent drier.
20-foot winds.......Southwest winds around 10 mph until 0900, then
north. Gusts up to 15 mph until 1500, then 20
mph.
Ridge top winds.....Southwest around 15 mph until 1000, then north.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph until 1500, then northwest.
Mixing Height.......1000-3000 ft agl until 1700, then 600-1000 ft
agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Much colder. Snow showers in the evening, then
snow showers likely after midnight. Lows around 9. North winds
around 20 mph.
.SATURDAY...Colder. Partly cloudy with slight chance of snow
showers. Lows around 9. Highs around 18. Winds generally less
than 10 mph.
.SUNDAY...Partly cloudy. Lows around 10. Highs in the lower 20s.
Winds generally less than 10 mph.
.MONDAY...Partly cloudy. Lows around 17. Highs in the upper 20s.
Winds generally less than 10 mph.
.TUESDAY...Mostly cloudy with chance of snow showers. Lows in the
lower 20s. Highs in the lower 30s.
.WEDNESDAY...Mostly cloudy with slight chance of snow showers.
Highs in the upper 20s.
$$
WYZ286-272300-
Absaroka Mountains/North Shoshone NF-
Including the city of Pahaska
501 AM MST Thu Nov 27 2025
.TODAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Isolated snow showers early in the morning.
Scattered snow showers early in the morning,
then isolated snow showers in the late morning
and afternoon. Chance of snow 50 percent.
Chance of thunder...0 percent.
Max temperature.....35-40.
24 hr trend......7 degrees warmer.
Min humidity........57-63 percent.
24 hr trend......4 percent wetter.
20-foot winds.......West winds 10 to 15 mph. Gusts up to 15 mph
until 1200, then 25 mph.
Ridge top winds.....West 15 to 20 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....West 15 to 20 mph until 1300, then 20 to 25
mph.
Mixing Height.......1000-3000 ft agl.
Smoke dispersal.....Poor to fair.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated snow showers early in
the evening. Slight chance of snow showers
early in the morning. Chance of snow 20
percent.
Chance of thunder...0 percent.
Min temperature.....21-26.
24 hr trend......3 degrees warmer.
Max humidity........70-76 percent.
24 hr trend......8 percent drier.
Humidity recovery...Excellent.
20-foot winds.......West winds 15 to 20 mph with gusts to around 25
mph.
Ridge top winds.....West 20 to 25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 20 to 25 mph.
Mixing Height.......400-1400 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of snow showers in the morning,
then snow showers likely late in the morning.
Snow showers late in the afternoon. Snow
accumulation up to 3 inches. Chance of snow 90
percent.
Chance of thunder...0 percent.
Max temperature.....30-35.
24 hr trend......5 degrees cooler.
Min humidity........58-64 percent.
24 hr trend......1 percent wetter.
20-foot winds.......West winds 10 to 15 mph with gusts to around 25
mph.
Ridge top winds.....West 15 to 20 mph.
Chc of wetting rain.Zero percent until 1200, then 35 percent.
Transport winds.....West 20 to 25 mph until 1700, then around 15
mph.
Mixing Height.......1600-3600 ft agl until 1700, then 800-1600 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Colder. Mostly cloudy. Snow showers in the
evening, then chance of snow showers after midnight. Lows around
4. Northwest winds around 10 mph.
.SATURDAY THROUGH SUNDAY...Partly cloudy with slight chance of
snow showers. Lows around 7. Highs 17 to 22. West winds around
10 mph.
.MONDAY...Partly cloudy with chance of snow showers. Lows around
17. Highs in the mid 20s. West winds around 15 mph.
.TUESDAY...Mostly cloudy with snow showers likely. Lows around
16. Highs in the upper 20s.
.WEDNESDAY...Mostly cloudy with chance of snow showers. Highs in
the mid 20s.
$$
WYZ140-272300-
Yellowstone National Park-
Including the cities of Lake, Mammoth, and Old Faithful
501 AM MST Thu Nov 27 2025
.TODAY...
Sky/weather.........Mostly cloudy. Patchy fog in the morning.
Isolated snow showers early in the morning.
Scattered snow showers early in the morning,
then isolated snow showers in the late morning
and afternoon. Chance of snow 50 percent.
Chance of thunder...0 percent.
Max temperature.....34-39.
24 hr trend......8 degrees warmer.
Min humidity........65-71 percent.
24 hr trend......Unchanged.
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 until 1200, then 15 to
20 mph.
Chc of wetting rain.10 percent until 1200, then zero percent.
Transport winds.....Southwest 10 to 15 mph until 1100, then 15 to
20 mph.
Mixing Height.......400-2200 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy then
becoming mostly cloudy. Isolated snow showers
early in the evening. Isolated snow showers
after midnight, then chance of snow showers
early in the morning. Chance of snow 50
percent.
Chance of thunder...0 percent.
Min temperature.....19-24.
24 hr trend......2 degrees warmer.
Max humidity........83-89 percent.
24 hr trend......5 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Southwest winds 10 to 15 mph and gusty.
Ridge top winds.....Southwest 15 to 20 mph until 0500, then around
10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......400-1200 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of snow showers in the morning, then
snow showers late in the morning. Snow showers
likely late in the afternoon. Snow accumulation
of 1 to 2 inches. Chance of snow 90 percent.
Chance of thunder...0 percent.
Max temperature.....30-35.
24 hr trend......4 degrees cooler.
Min humidity........66-72 percent.
24 hr trend......2 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west
around 10 mph. Gusts up to 20 mph.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Zero percent until 1200, then 55 percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......600-2600 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Much colder. Partly cloudy. Snow showers likely
in the evening, then slight chance of snow showers after
midnight. Lows near zero. Winds generally less than 10 mph.
.SATURDAY...Colder. Partly cloudy. Slight chance of snow showers.
Lows around 4. Highs around 20. Winds generally less than 10 mph.
.SUNDAY...Partly cloudy with slight chance of snow showers. Lows
around 3. Highs in the lower 20s. Winds generally less than
10 mph.
.MONDAY...Mostly cloudy. Chance of snow showers. Lows around 13.
Highs in the lower 20s. Winds generally less than 10 mph.
.TUESDAY...Cloudy with snow showers likely. Lows around 14. Highs
in the mid 20s.
.WEDNESDAY...Mostly cloudy. Chance of snow showers in the
morning, then slight chance of snow showers in the afternoon.
Highs in the mid 20s.
$$
WYZ415-272300-
North Zone Bridger Teton NF and Grand Teton NP-
Including the cities of Jackson and Moran
501 AM MST Thu Nov 27 2025
.TODAY...
Sky/weather.........Mostly cloudy. Patchy fog in the morning.
Numerous snow showers early in the morning.
Scattered snow showers early in the morning.
Isolated snow showers in the late morning and
afternoon. Snow accumulation up to 1 inch.
Chance of snow 70 percent.
Chance of thunder...0 percent.
Max temperature.....36-41.
24 hr trend......8 degrees warmer.
Min humidity........62-68 percent.
24 hr trend......4 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
southwest around 10 mph. Gusts up to 15 mph.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.15 percent until 1200, then zero percent.
Transport winds.....Southwest 10 to 15 mph until 1400, then 15 to
20 mph.
Mixing Height.......600-2600 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Slight chance of snow showers early in the
morning. Chance of snow 20 percent.
Chance of thunder...0 percent.
Min temperature.....18-23.
24 hr trend......1 degree warmer.
Max humidity........81-87 percent.
24 hr trend......11 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Southwest winds around 10 mph until 0300, then
downslope/downvalley 4-7 mph. Gusts up to 15
mph.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph.
Mixing Height.......400-1000 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of snow showers in the morning,
then snow showers likely late in the morning.
Snow showers late in the afternoon. Snow
accumulation up to 2 inches. Chance of snow 90
percent.
Chance of thunder...0 percent.
Max temperature.....30-35.
24 hr trend......5 degrees cooler.
Min humidity........65-71 percent.
24 hr trend......2 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west
around 10 mph. Gusts up to 20 mph.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Zero percent until 1200, then 35 percent.
Transport winds.....Southwest 10 to 15 mph until 1000, then west 15
to 20 mph.
Mixing Height.......600-2600 ft agl until 1100, then 1800-3800 ft
agl until 1700, then 1200-1800 ft agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Colder. Mostly cloudy. Snow showers in the
evening, then chance of snow showers after midnight. Lows around
5. Northwest winds around 10 mph.
.SATURDAY...Colder. Partly cloudy. Slight chance of snow showers.
Lows around 7. Highs in the lower 20s. Winds generally less than
10 mph.
.SUNDAY...Partly cloudy with chance of snow showers. Lows around
6. Highs in the mid 20s. Winds generally less than 10 mph.
.MONDAY...Partly cloudy. Chance of snow showers. Lows around 13.
Highs in the lower 20s. Winds generally less than 10 mph.
.TUESDAY...Snow showers likely. Lows around 15. Highs in the mid
20s.
.WEDNESDAY...Mostly cloudy with chance of snow showers. Highs in
the upper 20s.
$$
WYZ416-272300-
West Wind River Mountains/East Zone Bridger Teton NF-
501 AM MST Thu Nov 27 2025
.TODAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Scattered snow showers early in the morning.
Isolated snow showers early in the morning.
Patchy fog in the morning. Chance of snow 50
percent.
Chance of thunder...0 percent.
Max temperature.....32-37.
24 hr trend......6 degrees warmer.
Min humidity........64-70 percent.
24 hr trend......19 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
southwest around 10 mph. Gusts up to 15 mph.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....West 10 to 15 mph until 1300, then 15 to 20
mph.
Mixing Height.......400-2200 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....17-22.
24 hr trend......2 degrees warmer.
Max humidity........81-87 percent.
24 hr trend......9 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Southwest winds around 10 mph with gusts to
around 15 mph.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph.
Mixing Height.......400-800 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of snow showers late in the morning.
Snow showers likely late in the afternoon. Snow
accumulation up to 1 inch. Chance of snow 70
percent.
Chance of thunder...0 percent.
Max temperature.....29-34.
24 hr trend......3 degrees cooler.
Min humidity........60-66 percent.
24 hr trend......9 percent drier.
20-foot winds.......West winds 10 to 15 mph. Gusts up to 20 mph
until 1200, then 25 mph.
Ridge top winds.....West around 15 mph until 1300, then 15 to 20
mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....Southwest 15 to 20 mph until 1100. West after
1700.
Mixing Height.......600-2600 ft agl until 1100, then 1600-3600 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Colder. Mostly cloudy. Snow showers likely in the
evening, then chance of snow showers after midnight. Lows around
5. Northwest winds around 10 mph.
.SATURDAY...Colder. Partly cloudy. Slight chance of snow showers.
Lows around 6. Highs around 20. Winds generally less than 10 mph.
.SUNDAY...Partly cloudy with chance of snow showers. Lows around
4. Highs in the lower 20s. Winds generally less than 10 mph.
.MONDAY...Partly cloudy with slight chance of snow showers. Lows
around 12. Highs in the lower 20s. Northwest winds around 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly cloudy with chance of snow
showers. Lows around 13. Highs 22 to 27.
$$
WYZ288-272300-
East Wind River Mountains/South Shoshone NF-
Including the cities of Dubois and South Pass
501 AM MST Thu Nov 27 2025
.TODAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Scattered snow showers early in the morning.
Chance of snow 50 percent.
Chance of thunder...0 percent.
Max temperature.....36-41.
24 hr trend......5 degrees warmer.
Min humidity........55-61 percent.
24 hr trend......14 percent wetter.
20-foot winds.......Southwest winds around 10 mph and gusty until
0900, then west 15 to 20 mph with gusts to
around 30 mph.
Ridge top winds.....Southwest 15 to 20 mph until 1000, then west 20
to 25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph until 1000, then 20 to 25
mph.
Mixing Height.......400-2400 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....21-26.
24 hr trend......4 degrees warmer.
Max humidity........66-72 percent.
24 hr trend......11 percent drier.
Humidity recovery...Good.
20-foot winds.......Southwest winds 15 to 20 mph with gusts to
around 30 mph.
Ridge top winds.....Southwest 20 to 25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 20 to 25 mph.
Mixing Height.......400-1000 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Partly cloudy. Chance of snow showers late in
the morning. Snow showers likely late in the
afternoon. Snow accumulation up to 1 inch.
Chance of snow 70 percent.
Chance of thunder...0 percent.
Max temperature.....33-38.
24 hr trend......3 degrees cooler.
Min humidity........55-61 percent.
24 hr trend......7 percent drier.
20-foot winds.......West winds around 15 mph with gusts to around
30 mph.
Ridge top winds.....West 15 to 20 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....West 25 to 30 mph until 1100. 20 to 25 mph
after 1600.
Mixing Height.......600-2600 ft agl until 1100, then 2600-4200 ft
agl until 1600, then 800-2200 ft agl.
Smoke dispersal.....Good until 1600, then poor to fair.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Colder. Snow showers likely. Lows around 7.
Northwest winds around 10 mph.
.SATURDAY THROUGH SUNDAY...Partly cloudy with chance of snow
showers. Lows around 8. Highs around 20. West winds around
10 mph.
.MONDAY...Partly cloudy. Slight chance of snow showers. Lows
around 16. Highs in the mid 20s. West winds around 15 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly cloudy with chance of snow
showers. Lows around 17. Highs 25 to 30.
$$
WYZ414-272300-
Salt and Wyoming Ranges/West Zone Bridger Teton NF-
Including the city of Afton
501 AM MST Thu Nov 27 2025
.TODAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Scattered snow showers early in the morning.
Isolated snow showers early in the morning.
Patchy fog early in the morning. Chance of snow
50 percent.
Chance of thunder...0 percent.
Max temperature.....37-42.
24 hr trend......9 degrees warmer.
Min humidity........56-62 percent.
24 hr trend......2 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
southwest around 10 mph. Gusts up to 15 mph.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......400-2400 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....19-24.
24 hr trend......Unchanged.
Max humidity........77-83 percent.
24 hr trend......21 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Southwest winds around 10 mph with gusts to
around 15 mph.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......400-800 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of snow showers late in the morning.
Snow showers likely late in the afternoon. Snow
accumulation up to 2 inches. Chance of snow 70
percent.
Chance of thunder...0 percent.
Max temperature.....31-36.
24 hr trend......5 degrees cooler.
Min humidity........61-67 percent.
24 hr trend......5 percent wetter.
20-foot winds.......West winds 10 to 15 mph. Gusts up to 20 mph
until 1200, then 25 mph.
Ridge top winds.....West 15 to 20 mph.
Chc of wetting rain.Zero percent until 1200, then 20 percent.
Transport winds.....Southwest 15 to 20 mph until 1100, then west 20
to 25 mph.
Mixing Height.......600-2600 ft agl until 1100, then 1600-3600 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Colder. Mostly cloudy. Snow showers likely in the
evening, then chance of snow showers after midnight. Lows around
11. Northwest winds around 15 mph.
.SATURDAY...Partly cloudy. Slight chance of snow showers. Lows
around 13. Highs in the mid 20s. Winds generally less than
10 mph.
.SUNDAY THROUGH MONDAY...Partly cloudy with chance of snow
showers. Lows 9 to 14. Highs 23 to 28. West winds around 10 mph.
.TUESDAY...Mostly cloudy with snow showers likely. Lows around
17. Highs in the upper 20s.
.WEDNESDAY...Mostly cloudy with chance of snow showers. Highs in
the upper 20s.
$$
WYZ278-272300-
Upper Green River Basin/Rock Springs BLM-
Including the cities of Big Piney, Farson, and Pinedale
501 AM MST Thu Nov 27 2025
.TODAY...
Sky/weather.........Partly cloudy. Isolated snow showers early in
the morning. Patchy fog in the morning. Chance
of snow 20 percent.
Chance of thunder...0 percent.
Max temperature.....39-44.
24 hr trend......6 degrees warmer.
Min humidity........51-57 percent.
24 hr trend......8 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west
around 10 mph until 1500, then upslope/upvalley
5-9 mph.
Ridge top winds.....South 10 to 15 mph until 1400, then west.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......400-2400 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy. Patchy fog in the late evening
and overnight.
Chance of thunder...0 percent.
Min temperature.....18-23.
24 hr trend......1 degree cooler.
Max humidity........76-82 percent.
24 hr trend......8 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Downslope/downvalley 4-7 mph. Gusts up to 10
mph.
Ridge top winds.....West around 10 mph until 0300, then southwest.
Chc of wetting rain.Zero percent.
Transport winds.....West around 10 mph.
Mixing Height.......400-600 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Partly cloudy. Chance of snow showers late in
the afternoon. Chance of snow 50 percent.
Chance of thunder...0 percent.
Max temperature.....36-41.
24 hr trend......1 degree cooler.
Min humidity........47-53 percent.
24 hr trend......9 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west
10 to 15 mph with higher gusts.
Ridge top winds.....Southwest around 10 mph until 0700, then west
until 1400, then 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph until 1100, then west 20
to 25 mph until 1400, then 25 to 30 mph until
1600, then around 20 mph.
Mixing Height.......200-1800 ft agl until 1100, then 2200-4200 ft
agl until 1400, then 3400-5000 ft agl until
1600, then 1000-2400 ft agl.
Smoke dispersal.....Fair to good until 1400, then good to very good
until 1600, then poor to fair.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Partly cloudy. Chance of snow showers in the
evening, then slight chance of snow showers after midnight. Lows
around 12. Northwest winds around 10 mph.
.SATURDAY...Partly cloudy. Lows around 11. Highs around 30. Winds
generally less than 10 mph.
.SUNDAY...Partly cloudy with slight chance of snow showers. Lows
around 6. Highs in the upper 20s. Winds generally less than
10 mph.
.MONDAY...Partly cloudy. Lows around 12. Highs in the lower 30s.
West winds around 10 mph.
.TUESDAY...Mostly cloudy with chance of snow showers. Lows around
14. Highs in the lower 30s.
.WEDNESDAY...Mostly cloudy with slight chance of snow showers.
Highs in the lower 30s.
$$
WYZ277-272300-
Lincoln and Uinta Counties/Lower Elevations-
Including the cities of Evanston, Fort Bridger, and Kemmerer
501 AM MST Thu Nov 27 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly sunny then
becoming partly cloudy.
Chance of thunder...0 percent.
Max temperature.....42-47.
24 hr trend......9 degrees warmer.
Min humidity........41-47 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.....Southwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph until 1400, then 15 to 20
mph.
Mixing Height.......600-2600 ft agl until 1700, then 400-600 ft
agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....23-28.
24 hr trend......Unchanged.
Max humidity........73-79 percent.
24 hr trend......15 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Downslope/downvalley 4-7 mph until 2100, then
southwest around 10 mph.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing Height.......400-600 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny then
becoming partly cloudy. Chance of snow showers
late in the afternoon. Chance of snow 50
percent.
Chance of thunder...0 percent.
Max temperature.....37-42.
24 hr trend......3 degrees cooler.
Min humidity........44-50 percent.
24 hr trend......1 percent wetter.
20-foot winds.......West winds 10 to 15 mph. Gusts up to 15 mph
until 1200, then 25 mph.
Ridge top winds.....West 15 to 20 mph until 1400, then 20 to 25
mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph until 1100, then 25 to 30 mph
until 1700, then around 20 mph.
Mixing Height.......400-2000 ft agl until 1100, then 2800-4800 ft
agl until 1600, then 1000-2600 ft agl.
Smoke dispersal.....Good until 1700, then poor.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Partly cloudy. Chance of snow showers in the
evening, then slight chance of snow showers after midnight. Lows
around 17. West winds around 15 mph.
.SATURDAY...Mostly cloudy. Slight chance of snow showers. Lows
around 15. Highs in the lower 30s. Winds generally less than
10 mph.
.SUNDAY...Partly cloudy with chance of snow showers. Lows around
9. Highs in the upper 20s. Winds generally less than 10 mph.
.MONDAY...Partly cloudy. Lows around 15. Highs in the upper 20s.
West winds around 10 mph.
.TUESDAY...Mostly cloudy with chance of snow showers. Lows around
17. Highs in the lower 30s.
.WEDNESDAY...Mostly cloudy with slight chance of snow showers.
Highs in the lower 30s.
$$
WYZ279-272300-
Sweetwater County/Rock Springs BLM/Flaming Gorge NRA-
Including the cities of Green River, Rock Springs, and Wamsutter
501 AM MST Thu Nov 27 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly sunny then
becoming partly cloudy.
Chance of thunder...0 percent.
Max temperature.....44-49.
24 hr trend......7 degrees warmer.
Min humidity........41-47 percent.
24 hr trend......5 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.....West 15 to 20 mph.
Mixing Height.......600-2600 ft agl until 1300, then 2200-3200 ft
agl until 1600, then 400-1000 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....25-30.
24 hr trend......1 degree warmer.
Max humidity........64-70 percent.
24 hr trend......8 percent drier.
Humidity recovery...Good.
20-foot winds.......Southwest winds around 10 mph with gusts to
around 15 mph.
Ridge top winds.....Southwest around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph.
Mixing Height.......400-600 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Partly cloudy. Slight chance of snow showers
late in the afternoon. Chance of snow 20
percent.
Chance of thunder...0 percent.
Max temperature.....42-47.
24 hr trend......1 degree cooler.
Min humidity........37-43 percent.
24 hr trend......4 percent drier.
20-foot winds.......Southwest winds 10 to 15 mph with gusts to
around 25 mph until 1500, then west with gusts
to around 25 mph.
Ridge top winds.....Southwest 15 to 20 mph until 1300, then west.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph until 1100, then west 25
to 30 mph until 1700, then around 20 mph.
Mixing Height.......600-2600 ft agl until 1200, then 3200-5200 ft
agl until 1600, then 1000-2600 ft agl.
Smoke dispersal.....Fair to good until 1300, then good to very good
until 1600, then poor to fair.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Colder. Partly cloudy. Slight chance of snow
showers in the evening, then chance of snow showers after
midnight. Lows around 16. Northwest winds around 15 mph.
.SATURDAY...Colder. Mostly cloudy. Lows around 15. Highs around
30. South winds around 10 mph.
.SUNDAY...Partly cloudy. Slight chance of snow showers. Lows
around 10. Highs in the upper 20s. North winds around 10 mph.
.MONDAY...Partly cloudy. Lows around 17. Highs around 30. West
winds around 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly cloudy with slight chance of
snow showers. Lows around 19. Highs 30 to 35.
$$
WYZ289-272300-
Granite/Green/Ferris/Rattlesnake Mountains-
Including the city of Jeffrey City
501 AM MST Thu Nov 27 2025
.TODAY...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Max temperature.....40-45.
24 hr trend......6 degrees warmer.
Min humidity........48-54 percent.
24 hr trend......12 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph with higher gusts
until 1200, then 15 to 20 mph with gusts to
around 25 mph.
Ridge top winds.....Southwest 15 to 20 mph until 1300, then west 20
to 25 mph until 1700, then southwest around 15
mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph until 1200, then west 20
to 25 mph until 1700, then southwest around 15
mph.
Mixing Height.......600-2600 ft agl until 1700, then 400-600 ft
agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....29-34.
24 hr trend......5 degrees warmer.
Max humidity........68-74 percent.
24 hr trend......12 percent drier.
Humidity recovery...Good.
20-foot winds.......Southwest winds around 15 mph with gusts to
around 25 mph.
Ridge top winds.....Southwest 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......400-600 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Partly cloudy. Snow showers likely late in the
afternoon. Little or no snow accumulation.
Chance of snow 70 percent.
Chance of thunder...0 percent.
Max temperature.....41-46.
24 hr trend......Unchanged.
Min humidity........37-43 percent.
24 hr trend......12 percent drier.
20-foot winds.......West winds around 15 mph with gusts to around
25 mph.
Ridge top winds.....West 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 20 to 25 mph until 1300. West after
1700.
Mixing Height.......400-2200 ft agl until 1200, then 2800-4800 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......
.FRIDAY NIGHT...Much colder. Snow showers likely in the evening,
then snow showers after midnight. Lows around 10. North winds
around 15 mph.
.SATURDAY...Much colder. Partly cloudy. Slight chance of snow
showers. Lows around 9. Highs in the lower 20s. Winds generally
less than 10 mph.
.SUNDAY...Partly cloudy. Slight chance of snow showers. Lows
around 7. Highs in the lower 20s. North winds around 10 mph.
.MONDAY...Partly cloudy. Lows around 16. Highs in the upper 20s.
Southwest winds around 10 mph.
.TUESDAY...Mostly cloudy with chance of snow showers. Lows around
20. Highs in the lower 30s.
.WEDNESDAY...Mostly cloudy. Chance of snow showers in the
morning, then slight chance of snow showers in the afternoon.
Highs in the upper 20s.
$$
WYZ300-272300-
Casper Mountain-
501 AM MST Thu Nov 27 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy then
becoming partly cloudy. Patchy fog early in the
morning.
Chance of thunder...0 percent.
Max temperature.....37-42.
24 hr trend......6 degrees warmer.
Min humidity........50-56 percent.
24 hr trend......10 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.....Southwest 10 to 15 mph until 1400, then 15 to
20 mph.
Mixing Height.......200-2200 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....29-34.
24 hr trend......10 degrees warmer.
Max humidity........65-71 percent.
24 hr trend......15 percent drier.
Humidity recovery...Good.
20-foot winds.......Southwest winds 10 to 15 mph with gusts to
around 25 mph.
Ridge top winds.....Southwest 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph until 0200, then around
25 mph.
Mixing Height.......200-600 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy then
becoming mostly cloudy. Snow showers likely
late in the afternoon. Little or no snow
accumulation. Chance of snow 70 percent.
Chance of thunder...0 percent.
Max temperature.....41-46.
24 hr trend......3 degrees warmer.
Min humidity........43-49 percent.
24 hr trend......13 percent drier.
20-foot winds.......Southwest winds around 15 mph until 1500, then
northwest. Gusts up to 25 mph.
Ridge top winds.....Southwest around 20 mph until 1500, then
northwest.
Chc of wetting rain.Zero percent.
Transport winds.....West 20 to 25 mph until 1600, then around 15
mph.
Mixing Height.......400-2400 ft agl until 1300, then 2800-4400 ft
agl until 1600, then 600-2000 ft agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Much colder. Snow showers likely in the evening,
then snow showers after midnight. Lows around 7. North winds
around 10 mph.
.SATURDAY...Much colder. Partly cloudy with chance of snow
showers. Lows around 6. Highs around 16. Winds generally less
than 10 mph.
.SUNDAY...Partly cloudy with slight chance of snow showers. Lows
around 6. Highs around 19. Winds generally less than 10 mph.
.MONDAY...Partly cloudy. Lows around 16. Highs in the mid 20s.
Southwest winds around 10 mph.
.TUESDAY...Mostly cloudy with chance of snow showers. Lows around
20. Highs around 30.
.WEDNESDAY...Mostly cloudy with chance of snow showers. Highs in
the mid 20s.
$$