Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
161
FNUS55 KRIW 121202
FWFRIW
Fire Weather Planning Forecast for Western and Central Wyoming
National Weather Service Riverton WY
501 AM MST Wed Nov 12 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---
WYZ280-122300-
Natrona County/Casper BLM-
Including the cities of Casper and Midwest
501 AM MST Wed Nov 12 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly sunny then
becoming partly cloudy.
Chance of thunder...0 percent.
Max temperature.....58-63.
24 hr trend......Unchanged.
Min humidity........25-31 percent.
24 hr trend......3 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph with higher gusts.
Ridge top winds.....Southwest 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......600-2600 ft agl until 1300, then 2600-3800 ft
agl until 1600, then 400-1000 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of thunder...0 percent.
Min temperature.....39-44.
24 hr trend......3 degrees warmer.
Max humidity........48-54 percent.
24 hr trend......22 percent drier.
Humidity recovery...Moderate.
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.
.THURSDAY...
Sky/weather.........Partly cloudy then becoming sunny.
Chance of thunder...0 percent.
Max temperature.....60-65.
24 hr trend......2 degrees warmer.
Min humidity........24-30 percent.
24 hr trend......3 percent drier.
20-foot winds.......Southwest winds 15 to 20 mph with gusts to
around 25 mph.
Ridge top winds.....Southwest 15 to 20 mph until 1100, then 20 to
25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 20 to 25 mph until 1400, then 25 to 30 mph
until 1600, then around 20 mph.
Mixing Height.......600-2600 ft agl until 1200, then 3000-5000 ft
agl until 1600, then 800-2400 ft agl.
Smoke dispersal.....Good until 1600, then poor.
.Forecast days 3 through 7......
.THURSDAY NIGHT...Mostly clear. Lows in the mid 40s. Southwest
winds around 20 mph.
.FRIDAY...Breezy. Partly cloudy. Lows in the upper 30s. Highs in
the mid 60s. Southwest winds around 25 mph.
.SATURDAY...Mostly clear. Lows in the lower 30s. Highs in the
upper 50s. West winds around 10 mph.
.SUNDAY...Partly cloudy. Chance of showers. Lows in the mid 30s.
Highs in the mid 50s. Southwest winds around 10 mph.
.MONDAY THROUGH TUESDAY...Mostly cloudy with chance of showers
and snow showers. Lows in the upper 20s. Highs 43 to 48.
$$
WYZ283-122300-
Upper Wind River Basin/Wind River Basin-
Including the cities of Crowheart, Lander, Riverton, and Shoshoni
501 AM MST Wed Nov 12 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of thunder...0 percent.
Max temperature.....56-61.
24 hr trend......4 degrees cooler.
Min humidity........33-39 percent.
24 hr trend......10 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph. Gusts up to 10 mph.
Ridge top winds.....South 10 to 15 mph until 1200, then southeast
until 1700, then west.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......600-2600 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of thunder...0 percent.
Min temperature.....35-40.
24 hr trend......1 degree cooler.
Max humidity........58-64 percent.
24 hr trend......4 percent drier.
Humidity recovery...Good.
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.
.THURSDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....57-62.
24 hr trend......3 degrees warmer.
Min humidity........33-39 percent.
24 hr trend......4 percent drier.
20-foot winds.......Southwest winds around 10 mph and gusty.
Ridge top winds.....Southwest around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......800-2800 ft agl until 1300, then 2400-4200 ft
agl until 1600, then 600-2000 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.THURSDAY NIGHT...Mostly clear. Lows in the upper 30s. Southwest
winds around 15 mph.
.FRIDAY...Partly cloudy with slight chance of showers. Lows in
the mid 30s. Highs in the lower 60s. Southwest winds around
15 mph.
.SATURDAY...Mostly clear. Lows in the lower 30s. Highs in the mid
50s. West winds around 10 mph.
.SUNDAY...Partly cloudy. Chance of showers. Lows in the lower
30s. Highs in the lower 50s. Winds generally less than 10 mph.
.MONDAY...Mostly cloudy with chance of showers and snow showers.
Lows in the upper 20s. Highs in the upper 40s.
.TUESDAY...Partly cloudy. Chance of snow showers and slight
chance of showers in the morning, then slight chance of showers
and snow showers in the afternoon. Highs in the lower 40s.
$$
WYZ285-122300-
South Bighorn Mountains-
501 AM MST Wed Nov 12 2025
.TODAY...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Max temperature.....52-57.
24 hr trend......Unchanged.
Min humidity........30-36 percent.
24 hr trend......4 percent wetter.
20-foot winds.......West winds around 10 mph and gusty.
Ridge top winds.....West around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......600-2600 ft agl until 1600, then 200-600 ft
agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of thunder...0 percent.
Min temperature.....38-43.
24 hr trend......1 degree warmer.
Max humidity........48-54 percent.
24 hr trend......12 percent drier.
Humidity recovery...Moderate.
20-foot winds.......Southwest winds around 10 mph and gusty.
Ridge top winds.....Southwest 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......200-600 ft agl.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....53-58.
24 hr trend......2 degrees warmer.
Min humidity........29-35 percent.
24 hr trend......3 percent drier.
20-foot winds.......Southwest winds around 15 mph with higher
gusts.
Ridge top winds.....Southwest 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 20 to 25 mph.
Mixing Height.......1200-3200 ft agl until 1700, then 200-600 ft
agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.THURSDAY NIGHT...Mostly clear. Lows in the lower 40s. Southwest
winds around 20 mph.
.FRIDAY...Partly cloudy. Lows in the mid 30s. Highs in the mid
50s. Southwest winds around 20 mph.
.SATURDAY...Mostly clear. Lows in the lower 30s. Highs in the
upper 40s. West winds around 10 mph.
.SUNDAY...Partly cloudy. Chance of showers and slight chance of
snow showers. Lows in the mid 30s. Highs in the upper 40s.
Southwest winds around 10 mph.
.MONDAY...Mostly cloudy with chance of showers and snow showers.
Lows in the upper 20s. Highs in the lower 40s.
.TUESDAY...Mostly cloudy with chance of snow showers. Highs in
the mid 30s.
$$
WYZ281-122300-
Johnson County/Casper BLM-
Including the cities of Buffalo and Kaycee
501 AM MST Wed Nov 12 2025
.TODAY...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Max temperature.....56-61.
24 hr trend......1 degree warmer.
Min humidity........29-35 percent.
24 hr trend......3 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then south
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.....Southwest 10 to 15 mph until 1300, then west
until 1600, then east until 1700, then west.
Mixing Height.......400-2400 ft agl until 1300, then 2200-3600 ft
agl until 1600, then 400-1000 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of thunder...0 percent.
Min temperature.....40-45.
24 hr trend......4 degrees warmer.
Max humidity........56-62 percent.
24 hr trend......20 percent drier.
Humidity recovery...Moderate.
20-foot winds.......Downslope/downvalley 4-7 mph until 2100, then
southwest around 10 mph. Gusts up to 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.......200-600 ft agl.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Chance of thunder...0 percent.
Max temperature.....61-66.
24 hr trend......5 degrees warmer.
Min humidity........26-32 percent.
24 hr trend......8 percent drier.
20-foot winds.......Southwest winds 10 to 15 mph with higher gusts.
Ridge top winds.....Southwest 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......400-2200 ft agl until 1100, then 2400-4400 ft
agl until 1400, then 3000-5000 ft agl until
1600, then 400-2000 ft agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.THURSDAY NIGHT...Mostly clear. Lows in the lower 40s. Southwest
winds around 15 mph.
.FRIDAY...Partly cloudy. Lows in the mid 30s. Highs in the upper
60s. Southwest winds around 15 mph.
.SATURDAY...Cooler. Partly cloudy. Lows in the lower 30s. Highs
in the mid 50s. Winds generally less than 10 mph.
.SUNDAY...Partly cloudy. Slight chance of showers. Lows in the
mid 30s. Highs in the mid 50s. South winds around 10 mph.
.MONDAY THROUGH TUESDAY...Mostly cloudy with chance of showers
and snow showers. Lows in the upper 20s. Highs 43 to 48.
$$
WYZ282-122300-
South Bighorn Basin/Worland BLM-
Including the cities of Ten Sleep, Thermopolis, and Worland
501 AM MST Wed Nov 12 2025
.TODAY...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Max temperature.....52-57.
24 hr trend......4 degrees cooler.
Min humidity........33-39 percent.
24 hr trend......13 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph.
Ridge top winds.....South around 10 mph until 1200, then southeast.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph.
Mixing Height.......600-2600 ft agl until 1700, then 400-600 ft
agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of thunder...0 percent.
Min temperature.....36-41.
24 hr trend......1 degree warmer.
Max humidity........60-66 percent.
24 hr trend......16 percent drier.
Humidity recovery...Good.
20-foot winds.......Downslope/downvalley 4-7 mph.
Ridge top winds.....South 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 10 to 15 mph until 0100, then southwest.
Mixing Height.......400-600 ft agl.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Chance of thunder...0 percent.
Max temperature.....56-61.
24 hr trend......6 degrees warmer.
Min humidity........31-37 percent.
24 hr trend......10 percent drier.
20-foot winds.......South winds around 10 mph and gusty.
Ridge top winds.....South 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......600-2600 ft agl until 1300, then 2200-4000 ft
agl until 1600, then 400-1800 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.THURSDAY NIGHT...Mostly clear. Lows around 40. South winds
around 10 mph.
.FRIDAY...Partly cloudy. Lows in the mid 30s. Highs in the mid
60s. Southwest winds around 15 mph.
.SATURDAY...Mostly clear. Lows in the lower 30s. Highs in the
upper 50s. Winds generally less than 10 mph.
.SUNDAY...Partly cloudy. Slight chance of showers. Lows in the
lower 30s. Highs in the mid 50s. Winds generally less than
10 mph.
.MONDAY...Mostly cloudy with chance of showers and snow showers.
Lows in the upper 20s. Highs in the upper 40s.
.TUESDAY...Mostly cloudy. Chance of snow showers and slight
chance of showers in the morning, then slight chance of showers
and snow showers in the afternoon. Highs in the lower 40s.
$$
WYZ275-122300-
North Bighorn Basin/Worland BLM-
Including the cities of Greybull, Lovell, and Powell
501 AM MST Wed Nov 12 2025
.TODAY...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Max temperature.....50-55.
24 hr trend......5 degrees cooler.
Min humidity........34-40 percent.
24 hr trend......15 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.....Southeast 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 10 to 15 mph.
Mixing Height.......400-2400 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of thunder...0 percent.
Min temperature.....37-42.
24 hr trend......1 degree warmer.
Max humidity........61-67 percent.
24 hr trend......11 percent drier.
Humidity recovery...Good.
20-foot winds.......Southeast winds around 10 mph until 0300, then
downslope/downvalley 4-7 mph.
Ridge top winds.....Southeast 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 10 to 15 mph.
Mixing Height.......400-800 ft agl.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Chance of thunder...0 percent.
Max temperature.....53-58.
24 hr trend......5 degrees warmer.
Min humidity........33-39 percent.
24 hr trend......9 percent drier.
20-foot winds.......Southeast winds around 10 mph and gusty.
Ridge top winds.....Southeast around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South around 15 mph.
Mixing Height.......800-2800 ft agl until 1700, then 400-600 ft
agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.THURSDAY NIGHT...Mostly clear. Lows around 40. South winds
around 15 mph.
.FRIDAY...Partly cloudy with slight chance of showers. Lows in
the mid 30s. Highs in the mid 60s. Southwest winds around 10 mph.
.SATURDAY...Partly cloudy. Lows in the lower 30s. Highs in the
mid 50s. Winds generally less than 10 mph.
.SUNDAY...Partly cloudy. Slight chance of showers. Lows in the
lower 30s. Highs in the lower 50s. Winds generally less than
10 mph.
.MONDAY THROUGH TUESDAY...Mostly cloudy with chance of showers
and snow showers. Lows in the upper 20s. Highs 43 to 48.
$$
WYZ276-122300-
Cody Foothills-
Including the cities of Clark, Cody, and Meeteetse
501 AM MST Wed Nov 12 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of thunder...0 percent.
Max temperature.....57-62.
24 hr trend......2 degrees cooler.
Min humidity........30-36 percent.
24 hr trend......10 percent wetter.
20-foot winds.......Southwest winds around 10 mph and gusty.
Ridge top winds.....Southwest around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph.
Mixing Height.......1800-3800 ft agl until 1600, then 600-1400 ft
agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of thunder...0 percent.
Min temperature.....40-45.
24 hr trend......Unchanged.
Max humidity........50-56 percent.
24 hr trend......13 percent drier.
Humidity recovery...Moderate.
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.......400-1000 ft agl.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Chance of thunder...0 percent.
Max temperature.....58-63.
24 hr trend......3 degrees warmer.
Min humidity........34-40 percent.
24 hr trend......4 percent drier.
20-foot winds.......Southwest winds 10 to 15 mph with higher gusts.
Ridge top winds.....Southwest 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......400-2400 ft agl until 1100, then 2600-4600 ft
agl until 1600, then 600-2200 ft agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.THURSDAY NIGHT...Mostly clear. Lows in the lower 40s. Southwest
winds around 15 mph.
.FRIDAY...Partly cloudy with slight chance of showers and snow
showers. Lows in the upper 30s. Highs around 60. Southwest winds
around 15 mph.
.SATURDAY...Partly cloudy. Lows in the mid 30s. Highs in the mid
50s. West winds around 10 mph.
.SUNDAY...Partly cloudy. Slight chance of showers and snow
showers. Lows in the lower 30s. Highs in the lower 50s. Winds
generally less than 10 mph.
.MONDAY...Mostly cloudy with chance of showers and snow showers.
Lows in the upper 20s. Highs in the mid 40s.
.TUESDAY...Mostly cloudy. Chance of snow showers and showers in
the morning, then chance of snow showers and slight chance of
showers in the afternoon. Highs in the upper 30s.
$$
WYZ287-122300-
Owl Creek Mountains-
501 AM MST Wed Nov 12 2025
.TODAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy then
becoming mostly cloudy.
Chance of thunder...0 percent.
Max temperature.....51-56.
24 hr trend......3 degrees cooler.
Min humidity........34-40 percent.
24 hr trend......9 percent wetter.
20-foot winds.......Southwest winds around 10 mph until 0900, then
upslope/upvalley 5-9 mph until 1200, then south
around 10 mph.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......200-2200 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Cloudy then becoming partly cloudy.
Chance of thunder...0 percent.
Min temperature.....38-43.
24 hr trend......2 degrees warmer.
Max humidity........50-56 percent.
24 hr trend......12 percent drier.
Humidity recovery...Moderate.
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.......200-600 ft agl.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Chance of thunder...0 percent.
Max temperature.....52-57.
24 hr trend......3 degrees warmer.
Min humidity........32-38 percent.
24 hr trend......4 percent drier.
20-foot winds.......Southwest winds 10 to 15 mph.
Ridge top winds.....Southwest around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......1000-3000 ft agl until 1300, then 2400-4400 ft
agl until 1600, then 200-2000 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.THURSDAY NIGHT...Mostly clear. Lows around 40. Southwest winds
around 10 mph.
.FRIDAY...Partly cloudy with slight chance of showers and snow
showers. Lows in the mid 30s. Highs in the upper 50s. Southwest
winds around 15 mph.
.SATURDAY...Mostly clear. Lows in the lower 30s. Highs in the
lower 50s. West winds around 10 mph.
.SUNDAY...Partly cloudy. Slight chance of showers and snow
showers. Lows in the lower 30s. Highs in the upper 40s. Winds
generally less than 10 mph.
.MONDAY...Mostly cloudy with chance of showers and snow showers.
Lows in the upper 20s. Highs in the mid 40s.
.TUESDAY...Mostly cloudy. Chance of snow showers in the morning,
then slight chance of snow showers in the afternoon. Highs in the
upper 30s.
$$
WYZ286-122300-
Absaroka Mountains/North Shoshone NF-
Including the city of Pahaska
501 AM MST Wed Nov 12 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of thunder...0 percent.
Max temperature.....48-53.
24 hr trend......Unchanged.
Min humidity........44-50 percent.
24 hr trend......3 percent wetter.
20-foot winds.......West winds around 15 mph with gusts to around
25 mph.
Ridge top winds.....West around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 20 to 25 mph.
Mixing Height.......1200-3200 ft agl until 1700, then 600-1200 ft
agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of thunder...0 percent.
Min temperature.....34-39.
24 hr trend......1 degree warmer.
Max humidity........65-71 percent.
24 hr trend......9 percent drier.
Humidity recovery...Good.
20-foot winds.......West winds 10 to 15 mph and gusty.
Ridge top winds.....West 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......400-1200 ft agl.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Chance of thunder...0 percent.
Max temperature.....47-52.
24 hr trend......Unchanged.
Min humidity........47-53 percent.
24 hr trend......Unchanged.
20-foot winds.......West winds around 15 mph with gusts to around
25 mph.
Ridge top winds.....West around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 20 to 25 mph until 1300. Around 20 mph
after 1700.
Mixing Height.......1800-3800 ft agl until 1700, then 800-1400 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.THURSDAY NIGHT...Mostly clear. Slight chance of showers and snow
showers after midnight. Lows in the mid 30s. West winds around
20 mph.
.FRIDAY...Partly cloudy with chance of snow showers and showers.
Lows in the lower 30s. Highs in the mid 40s. West winds around
20 mph.
.SATURDAY...Partly cloudy with slight chance of snow showers.
Lows in the upper 20s. Highs around 40. West winds around 15 mph.
.SUNDAY...Partly cloudy. Chance of snow showers and showers. Lows
in the upper 20s. Highs in the lower 40s. West winds around
10 mph.
.MONDAY...Mostly cloudy with snow showers likely and chance of
showers. Lows in the lower 20s. Highs in the upper 30s.
.TUESDAY...Mostly cloudy with chance of snow showers. Highs in
the lower 30s.
$$
WYZ140-122300-
Yellowstone National Park-
Including the cities of Lake, Mammoth, and Old Faithful
501 AM MST Wed Nov 12 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of thunder...0 percent.
Max temperature.....46-51.
24 hr trend......Unchanged.
Min humidity........52-58 percent.
24 hr trend......6 percent wetter.
20-foot winds.......Southwest winds around 10 mph and gusty.
Ridge top winds.....Southwest around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......600-2600 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of thunder...0 percent.
Min temperature.....28-33.
24 hr trend......Unchanged.
Max humidity........81-87 percent.
24 hr trend......6 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Southwest winds around 10 mph until 0300, 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.
Mixing Height.......400-800 ft agl.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....47-52.
24 hr trend......2 degrees warmer.
Min humidity........47-53 percent.
24 hr trend......6 percent drier.
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.Zero percent.
Transport winds.....Southwest 15 to 20 mph until 1200, then 20 to
25 mph until 1700, then around 15 mph.
Mixing Height.......1800-3800 ft agl until 1700, then 600-1200 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.THURSDAY NIGHT...Partly cloudy. Chance of showers and snow
showers after midnight. Lows in the lower 30s. Southwest winds
around 10 mph.
.FRIDAY...Colder. Mostly cloudy with snow showers and showers
likely. Lows in the upper 20s. Highs around 40. Southwest winds
around 15 mph.
.SATURDAY...Mostly cloudy. Slight chance of snow showers. Lows in
the mid 20s. Highs in the upper 30s. Southwest winds around
10 mph.
.SUNDAY...Mostly cloudy with chance of snow showers and showers.
Lows in the mid 20s. Highs in the lower 40s. Winds generally less
than 10 mph.
.MONDAY...Snow showers likely. Lows in the lower 20s. Highs in
the mid 30s.
.TUESDAY...Mostly cloudy with chance of snow showers. Highs
around 30.
$$
WYZ415-122300-
North Zone Bridger Teton NF and Grand Teton NP-
Including the cities of Jackson and Moran
501 AM MST Wed Nov 12 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of thunder...0 percent.
Max temperature.....47-52.
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
southwest around 10 mph until 1500, then
upslope/upvalley 5-9 mph. Gusts up to 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.......1000-3000 ft agl until 1700, then 600-1000 ft
agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of thunder...0 percent.
Min temperature.....27-32.
24 hr trend......Unchanged.
Max humidity........77-83 percent.
24 hr trend......9 percent drier.
Humidity recovery...Excellent.
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.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......400-1000 ft agl.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....45-50.
24 hr trend......1 degree warmer.
Min humidity........50-56 percent.
24 hr trend......3 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
southwest around 10 mph. Gusts up to 15 mph.
Ridge top winds.....South 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph until 1200, then 15 to
20 mph.
Mixing Height.......600-2600 ft agl until 1200, then 2600-4400 ft
agl until 1600, then 600-2200 ft agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.THURSDAY NIGHT...Partly cloudy. Chance of showers and snow
showers after midnight. Lows in the lower 30s. South winds around
10 mph.
.FRIDAY...Snow showers and showers. Lows in the upper 20s. Highs
in the lower 40s. Southwest winds around 10 mph.
.SATURDAY...Partly cloudy. Chance of snow showers and showers.
Lows in the upper 20s. Highs in the upper 30s. Winds generally
less than 10 mph.
.SUNDAY...Mostly cloudy with snow showers and showers likely.
Lows in the upper 20s. Highs in the lower 40s. Winds generally
less than 10 mph.
.MONDAY...Snow showers and showers likely. Lows in the lower 20s.
Highs in the mid 30s.
.TUESDAY...Snow showers likely. Highs in the lower 30s.
$$
WYZ416-122300-
West Wind River Mountains/East Zone Bridger Teton NF-
501 AM MST Wed Nov 12 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of thunder...0 percent.
Max temperature.....45-50.
24 hr trend......Unchanged.
Min humidity........40-46 percent.
24 hr trend......2 percent wetter.
20-foot winds.......Southwest winds around 10 mph and gusty.
Ridge top winds.....West around 15 mph until 1000, then southwest.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......600-2600 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming mostly clear.
Chance of thunder...0 percent.
Min temperature.....27-32.
24 hr trend......Unchanged.
Max humidity........72-78 percent.
24 hr trend......7 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Downslope/downvalley 4-7 mph until 2100, then
southwest around 10 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.
.THURSDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....43-48.
24 hr trend......1 degree cooler.
Min humidity........49-55 percent.
24 hr trend......2 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
southwest 10 to 15 mph.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph until 1000, then 20 to
25 mph until 1600, then around 15 mph.
Mixing Height.......200-2000 ft agl until 1100, then 1400-3400 ft
agl until 1700, then 400-800 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.THURSDAY NIGHT...Mostly clear. Slight chance of showers and snow
showers after midnight. Lows around 30. Southwest winds around
10 mph.
.FRIDAY...Mostly cloudy with snow showers likely and chance of
showers. Lows in the upper 20s. Highs around 40. Southwest winds
around 15 mph.
.SATURDAY...Partly cloudy with slight chance of snow showers.
Lows in the mid 20s. Highs in the upper 30s. West winds around
10 mph.
.SUNDAY...Mostly cloudy. Chance of snow showers and showers. Lows
in the mid 20s. Highs around 40. Winds generally less than
10 mph.
.MONDAY...Mostly cloudy with snow showers likely. Lows around 20.
Highs in the mid 30s.
.TUESDAY...Mostly cloudy with chance of snow showers. Highs in
the upper 20s.
$$
WYZ288-122300-
East Wind River Mountains/South Shoshone NF-
Including the cities of Dubois and South Pass
501 AM MST Wed Nov 12 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of thunder...0 percent.
Max temperature.....49-54.
24 hr trend......1 degree cooler.
Min humidity........36-42 percent.
24 hr trend......3 percent wetter.
20-foot winds.......Southwest winds around 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.......400-2400 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of thunder...0 percent.
Min temperature.....31-36.
24 hr trend......1 degree cooler.
Max humidity........61-67 percent.
24 hr trend......5 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.....West 15 to 20 mph.
Mixing Height.......400-800 ft agl.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....46-51.
24 hr trend......1 degree cooler.
Min humidity........47-53 percent.
24 hr trend......3 percent wetter.
20-foot winds.......West winds around 15 mph with gusts to around
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 20 to 25 mph until 1100. Southwest after
1700.
Mixing Height.......400-2200 ft agl until 1100, then 1600-3600 ft
agl until 1700, then 600-1200 ft agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.THURSDAY NIGHT...Mostly clear. Slight chance of snow showers
after midnight. Lows in the mid 30s. Southwest winds around
15 mph.
.FRIDAY...Partly cloudy with chance of snow showers and showers.
Lows in the lower 30s. Highs in the mid 40s. West winds around
20 mph.
.SATURDAY...Partly cloudy with slight chance of snow showers.
Lows in the upper 20s. Highs in the lower 40s. West winds around
15 mph.
.SUNDAY...Partly cloudy. Chance of snow showers and showers. Lows
in the upper 20s. Highs in the lower 40s. West winds around
10 mph.
.MONDAY...Mostly cloudy with chance of snow showers and showers.
Lows in the lower 20s. Highs in the upper 30s.
.TUESDAY...Mostly cloudy with chance of snow showers. Highs in
the lower 30s.
$$
WYZ414-122300-
Salt and Wyoming Ranges/West Zone Bridger Teton NF-
Including the city of Afton
501 AM MST Wed Nov 12 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of thunder...0 percent.
Max temperature.....47-52.
24 hr trend......1 degree warmer.
Min humidity........41-47 percent.
24 hr trend......2 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
southwest around 10 mph until 1500, then
upslope/upvalley 5-9 mph.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......1000-3000 ft agl until 1700, then 400-1000 ft
agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of thunder...0 percent.
Min temperature.....28-33.
24 hr trend......1 degree cooler.
Max humidity........75-81 percent.
24 hr trend......9 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Downslope/downvalley 4-7 mph until 2400, then
south around 10 mph until 0300, then
downslope/downvalley 4-7 mph.
Ridge top winds.....South 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.
.THURSDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....47-52.
24 hr trend......Unchanged.
Min humidity........44-50 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.Zero percent.
Transport winds.....Southwest 10 to 15 mph until 1100, then 15 to
20 mph.
Mixing Height.......200-2200 ft agl until 1100, then 2600-4600 ft
agl until 1600, then 400-2200 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.THURSDAY NIGHT...Partly cloudy. Slight chance of showers and
snow showers after midnight. Lows in the mid 30s. South winds
around 10 mph.
.FRIDAY...Mostly cloudy with showers and snow showers likely.
Lows in the lower 30s. Highs in the lower 40s. Southwest winds
around 10 mph.
.SATURDAY...Partly cloudy with slight chance of showers and snow
showers. Lows in the upper 20s. Highs in the lower 40s. Winds
generally less than 10 mph.
.SUNDAY...Mostly cloudy with snow showers and showers likely.
Lows in the upper 20s. Highs in the lower 40s. Winds generally
less than 10 mph.
.MONDAY...Snow showers and showers likely. Lows in the lower 20s.
Highs in the mid 30s.
.TUESDAY...Mostly cloudy. Snow showers likely in the morning,
then chance of snow showers in the afternoon. Highs in the lower
30s.
$$
WYZ278-122300-
Upper Green River Basin/Rock Springs BLM-
Including the cities of Big Piney, Farson, and Pinedale
501 AM MST Wed Nov 12 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of thunder...0 percent.
Max temperature.....49-54.
24 hr trend......2 degrees cooler.
Min humidity........32-38 percent.
24 hr trend......8 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph.
Ridge top winds.....North around 10 mph until 1000, then northeast
until 1100, then south until 1700, then
southwest.
Chc of wetting rain.Zero percent.
Transport winds.....North around 10 mph until 1000, then southwest.
Mixing Height.......600-2600 ft agl until 1700, then 400-600 ft
agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming mostly clear.
Chance of thunder...0 percent.
Min temperature.....26-31.
24 hr trend......1 degree cooler.
Max humidity........74-80 percent.
24 hr trend......4 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Downslope/downvalley 4-7 mph.
Ridge top winds.....Southwest around 10 mph until 2200, then
northeast until 2400, then west until 0300,
then northeast until 0400, then west.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph until 2300, then west.
Mixing Height.......400-600 ft agl.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....50-55.
24 hr trend......3 degrees warmer.
Min humidity........34-40 percent.
24 hr trend......4 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
southwest around 10 mph.
Ridge top winds.....East around 10 mph until 0700, then south until
1300, then southwest.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph until 1300, then west 15
to 20 mph until 1700, then southwest around 10
mph.
Mixing Height.......200-2200 ft agl until 1200, then 2600-4600 ft
agl until 1600, then 400-2000 ft agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.THURSDAY NIGHT...Mostly clear. Lows in the upper 20s. Winds
generally less than 10 mph.
.FRIDAY...Partly cloudy. Chance of showers and slight chance of
snow showers. Lows in the upper 20s. Highs in the lower 50s. West
winds around 10 mph.
.SATURDAY...Partly cloudy. Lows in the mid 20s. Highs in the
upper 40s. Winds generally less than 10 mph.
.SUNDAY...Mostly cloudy. Chance of snow showers and slight chance
of showers. Lows in the mid 20s. Highs in the upper 40s. Winds
generally less than 10 mph.
.MONDAY...Mostly cloudy with chance of snow showers and slight
chance of showers. Lows in the lower 20s. Highs in the lower 40s.
.TUESDAY...Mostly cloudy with slight chance of snow showers.
Highs in the upper 30s.
$$
WYZ277-122300-
Lincoln and Uinta Counties/Lower Elevations-
Including the cities of Evanston, Fort Bridger, and Kemmerer
501 AM MST Wed Nov 12 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of thunder...0 percent.
Max temperature.....51-56.
24 hr trend......1 degree warmer.
Min humidity........28-34 percent.
24 hr trend......1 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph.
Ridge top winds.....Northwest around 10 mph until 1000, then
southwest.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......200-2200 ft agl until 1300, then 2200-3400 ft
agl until 1600, then 400-1400 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......2 degrees cooler.
Max humidity........68-74 percent.
24 hr trend......3 percent drier.
Humidity recovery...Good.
20-foot winds.......Downslope/downvalley 4-7 mph until 2400, then
southwest around 10 mph until 0300, 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.
Mixing Height.......400-600 ft agl.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....53-58.
24 hr trend......2 degrees warmer.
Min humidity........29-35 percent.
24 hr trend......1 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.Zero percent.
Transport winds.....Southwest 10 to 15 mph until 1100, then 20 to
25 mph until 1600, then around 15 mph.
Mixing Height.......200-1800 ft agl until 1100, then 2200-3600 ft
agl until 1300, then 3600-5600 ft agl until
1600, then 600-2400 ft agl.
Smoke dispersal.....Fair to good until 1400, then good to very good
until 1600, then poor.
.Forecast days 3 through 7......
.THURSDAY NIGHT...Mostly clear. Lows in the mid 30s. Southwest
winds around 10 mph.
.FRIDAY...Partly cloudy with chance of showers and snow showers.
Lows in the lower 30s. Highs in the mid 50s. Southwest winds
around 15 mph.
.SATURDAY...Partly cloudy. Lows in the upper 20s. Highs around
50. Winds generally less than 10 mph.
.SUNDAY...Mostly cloudy. Chance of showers and snow showers. Lows
in the upper 20s. Highs in the upper 40s. Winds generally less
than 10 mph.
.MONDAY...Mostly cloudy with chance of showers and snow showers.
Lows in the lower 20s. Highs in the lower 40s.
.TUESDAY...Mostly cloudy with chance of snow showers. Highs in
the upper 30s.
$$
WYZ279-122300-
Sweetwater County/Rock Springs BLM/Flaming Gorge NRA-
Including the cities of Green River, Rock Springs, and Wamsutter
501 AM MST Wed Nov 12 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of thunder...0 percent.
Max temperature.....52-57.
24 hr trend......1 degree cooler.
Min humidity........24-30 percent.
24 hr trend......1 percent wetter.
20-foot winds.......Southwest winds around 10 mph and gusty.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......600-2600 ft agl until 1400, then 1000-3000 ft
agl until 1700, then 400-600 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of thunder...0 percent.
Min temperature.....32-37.
24 hr trend......2 degrees cooler.
Max humidity........59-65 percent.
24 hr trend......5 percent drier.
Humidity recovery...Good.
20-foot winds.......South winds around 10 mph.
Ridge top winds.....South 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......400-600 ft agl.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....53-58.
24 hr trend......2 degrees warmer.
Min humidity........29-35 percent.
24 hr trend......3 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 until 1200, 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 1600, then southwest around 15
mph.
Mixing Height.......400-2400 ft agl until 1200, then 3400-5400 ft
agl until 1600, then 400-2200 ft agl.
Smoke dispersal.....Fair to good until 1700, then poor.
.Forecast days 3 through 7......
.THURSDAY NIGHT...Mostly clear. Lows in the mid 30s. South winds
around 10 mph.
.FRIDAY...Partly cloudy with slight chance of showers. Lows in
the mid 30s. Highs in the upper 50s. Southwest winds around
15 mph.
.SATURDAY...Partly cloudy. Lows around 30. Highs in the lower
50s. Southwest winds around 10 mph.
.SUNDAY...Partly cloudy. Chance of showers and slight chance of
snow showers. Lows in the upper 20s. Highs around 50. Southwest
winds around 10 mph.
.MONDAY...Mostly cloudy with chance of showers and snow showers.
Lows in the mid 20s. Highs in the mid 40s.
.TUESDAY...Mostly cloudy. Chance of snow showers in the morning,
then slight chance of snow showers in the afternoon. Highs in the
upper 30s.
$$
WYZ289-122300-
Granite/Green/Ferris/Rattlesnake Mountains-
Including the city of Jeffrey City
501 AM MST Wed Nov 12 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of thunder...0 percent.
Max temperature.....53-58.
24 hr trend......1 degree cooler.
Min humidity........30-36 percent.
24 hr trend......3 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph. Gusts up to 20
mph until 1200, then 25 mph.
Ridge top winds.....Southwest 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph until 1300, then 20 to
25 mph until 1700, then around 15 mph.
Mixing Height.......800-2800 ft agl until 1700, then 400-600 ft
agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of thunder...0 percent.
Min temperature.....34-39.
24 hr trend......Unchanged.
Max humidity........53-59 percent.
24 hr trend......14 percent drier.
Humidity recovery...Moderate.
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.
.THURSDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Chance of thunder...0 percent.
Max temperature.....54-59.
24 hr trend......1 degree warmer.
Min humidity........29-35 percent.
24 hr trend......1 percent drier.
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 1200, then 20 to
25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph until 1000, then west 25
to 30 mph until 1600, then southwest around 20
mph.
Mixing Height.......200-2200 ft agl until 1200, then 2400-4400 ft
agl until 1600, then 600-2000 ft agl.
Smoke dispersal.....Fair to good until 1700, then poor.
.Forecast days 3 through 7......
.THURSDAY NIGHT...Mostly clear. Lows in the upper 30s. Southwest
winds around 15 mph.
.FRIDAY...Partly cloudy with slight chance of showers and snow
showers. Lows in the mid 30s. Highs in the upper 50s. Southwest
winds around 20 mph.
.SATURDAY...Mostly clear. Lows in the lower 30s. Highs in the
lower 50s. Southwest winds around 15 mph.
.SUNDAY...Partly cloudy. Chance of showers and slight chance of
snow showers. Lows in the lower 30s. Highs in the lower 50s.
Southwest winds around 10 mph.
.MONDAY...Mostly cloudy with chance of showers and snow showers.
Lows in the upper 20s. Highs in the mid 40s.
.TUESDAY...Mostly cloudy with chance of snow showers. Highs
around 40.
$$
WYZ300-122300-
Casper Mountain-
501 AM MST Wed Nov 12 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Chance of thunder...0 percent.
Max temperature.....53-58.
24 hr trend......1 degree warmer.
Min humidity........30-36 percent.
24 hr trend......1 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph. Gusts up to 20
mph until 1200, then 25 mph.
Ridge top winds.....Southwest 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph until 1100, then west 20
to 25 mph until 1700, then southwest around 15
mph.
Mixing Height.......200-2200 ft agl until 1200, then 2200-3200 ft
agl until 1600, then 200-1000 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of thunder...0 percent.
Min temperature.....38-43.
24 hr trend......2 degrees warmer.
Max humidity........43-49 percent.
24 hr trend......21 percent drier.
Humidity recovery...Moderate.
20-foot winds.......Southwest winds around 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.
.THURSDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....54-59.
24 hr trend......1 degree warmer.
Min humidity........30-36 percent.
24 hr trend......Unchanged.
20-foot winds.......Southwest winds 15 to 20 mph with gusts to
around 25 mph.
Ridge top winds.....Southwest 20 to 25 mph until 1700, then around
15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 20 to 25 mph until 1100, then west 25
to 30 mph until 1700, then southwest around 20
mph.
Mixing Height.......200-2200 ft agl until 1100, then 2200-4000 ft
agl until 1400, then 3000-4800 ft agl until
1600, then 600-2200 ft agl.
Smoke dispersal.....Good until 1400, then good to very good until
1600, then poor.
.Forecast days 3 through 7......
.THURSDAY NIGHT...Clear. Lows in the lower 40s. Southwest winds
around 20 mph.
.FRIDAY...Partly cloudy with slight chance of showers. Lows in
the upper 30s. Highs in the mid 50s. Southwest winds around
20 mph.
.SATURDAY...Mostly clear. Lows in the lower 30s. Highs in the
lower 50s. Southwest winds around 15 mph.
.SUNDAY...Partly cloudy. Chance of showers and slight chance of
snow showers. Lows in the lower 30s. Highs in the lower 50s.
Southwest winds around 10 mph.
.MONDAY...Mostly cloudy with chance of showers and snow showers.
Lows in the upper 20s. Highs in the lower 40s.
.TUESDAY...Mostly cloudy with chance of snow showers. Highs in
the upper 30s.
$$