Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
271
FNUS55 KRIW 081846
FWFRIW
Fire Weather Planning Forecast for Western and Central Wyoming
National Weather Service Riverton WY
1246 PM MDT Wed Oct 8 2025
.DISCUSSION...
...Yellowstone NP and Teton dispatch areas (includes fire weather
zones 140...414...415...and 416)...
Slightly elevated fire weather conditions continue through the
afternoon before the southwest breeze decreases after sunset.
Thursday will be a little warmer with a similar breezy southwest
wind and humidity values dropping below 30 percent. A late afternoon
and evening shower or thunderstorm is possible Thursday before
precipitation chances increase on Friday.
...Cody dispatch area (includes fire weather zones 275...276...
282...283...285...286...287...288...and 289)...
Elevated fire weather conditions will continue through the afternoon
across zones 288 and 289 before wind decreases at sunset. Thursday
will be a little warmer with humidity values dropping below 25 to 30
percent across the area. Gusty southwest winds will again be seen
across zones 288 and 289, leading to another afternoon of elevated
fire weather conditions. Precipitation chances increase on Friday as
a system approaches.
...Casper dispatch area (includes fire weather zones 277...278...
279...280...281...285...289...and 300)...
Elevated to near-critical fire weather conditions will continue
through the afternoon for most zones before wind decreases at
sunset. Thursday will be a little warmer with another afternoon of
elevated fire weather conditions as humidity drops below 25 percent
and southwesterly wind gusts approach 25 mph. A few late day showers
or thunderstorms are possible on Thursday across zones 277, 278, and
279. Precipitation chances increase on Friday as a system approaches.
...Thunderstorms imply strong gusty and erratic winds...
WYZ280-092100-
Natrona County/Casper BLM-
Including the cities of Casper and Midwest
1246 PM MDT Wed Oct 8 2025
.THIS AFTERNOON...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....67-72.
24 hr trend......11 degrees warmer.
Min humidity........18-24 percent.
24 hr trend......7 percent drier.
20-foot winds.......West winds around 20 mph with gusts to around
30 mph.
Ridge top winds.....West around 25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 25 mph.
Mixing Height.......5000-6400 ft agl.
Smoke dispersal.....Very good.
.TONIGHT...
Sky/weather.........Clear.
Chance of thunder...0 percent.
Min temperature.....43-48.
24 hr trend......4 degrees warmer.
Max humidity........52-58 percent.
24 hr trend......19 percent drier.
Humidity recovery...Moderate.
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.......400-1600 ft agl.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....71-76.
24 hr trend......4 degrees warmer.
Min humidity........18-24 percent.
24 hr trend......1 percent drier.
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.
Mixing Height.......400-1600 ft agl until 1200, then 3800-5800 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
.THURSDAY NIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....45-50.
24 hr trend......2 degrees warmer.
Max humidity........63-69 percent.
24 hr trend......14 percent wetter.
Humidity recovery...Good.
20-foot winds.......Downslope/downvalley 4-7 mph until 2100, then
northeast around 10 mph until 2400, then
downslope/downvalley 4-7 mph. Gusts up to 15
mph.
Ridge top winds.....West around 10 mph until 2400, then southwest.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph.
Mixing Height.......400-1400 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Mostly cloudy. Slight chance of showers through
the day. Slight chance of thunderstorms in the
late morning and afternoon. Chance of
precipitation 20 percent.
Chance of thunder...10 percent.
Max temperature.....67-72.
24 hr trend......5 degrees cooler.
Min humidity........46-52 percent.
24 hr trend......29 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then south
10 to 15 mph with gusts to around 30 mph.
Ridge top winds.....South around 10 mph until 1200, then around 20
mph.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph until 1200, then around 20
mph.
Mixing Height.......400-2000 ft agl until 1200, then 2400-4400 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Mostly cloudy. Lows in the lower 50s. South winds
around 15 mph.
.SATURDAY...Partly cloudy with chance of showers and slight
chance of thunderstorms. Lows in the mid 40s. Highs in the lower
70s. Southwest winds around 20 mph.
.SUNDAY...Cooler. Mostly clear. Chance of showers. Lows in the
lower 30s. Highs in the upper 50s. Southwest winds around 15 mph.
.COLUMBUS DAY...Partly cloudy. Lows in the upper 30s. Highs in
the lower 60s. Southeast winds around 10 mph.
.TUESDAY...Partly cloudy with slight chance of showers. Lows in
the upper 30s. Highs in the mid 60s.
.WEDNESDAY...Mostly sunny. Highs in the upper 50s.
$$
WYZ283-092100-
Upper Wind River Basin/Wind River Basin-
Including the cities of Crowheart, Lander, Riverton, and Shoshoni
1246 PM MDT Wed Oct 8 2025
.THIS AFTERNOON...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....63-68.
24 hr trend......10 degrees warmer.
Min humidity........27-33 percent.
24 hr trend......13 percent drier.
20-foot winds.......Southwest winds around 10 mph with gusts to
around 25 mph.
Ridge top winds.....Southwest around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph.
Mixing Height.......2200-4200 ft agl.
Smoke dispersal.....Poor to fair.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....37-42.
24 hr trend......1 degree warmer.
Max humidity........60-66 percent.
24 hr trend......15 percent drier.
Humidity recovery...Good.
20-foot winds.......Southeast winds around 10 mph until 2100, then
west until 0300, then downslope/downvalley 4-7
mph. Gusts up to 20 mph.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......400-1000 ft agl.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....66-71.
24 hr trend......4 degrees warmer.
Min humidity........27-33 percent.
24 hr trend......4 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph. Gusts up to 15 mph.
Ridge top winds.....Southwest around 10 mph until 1200, then
northeast.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph.
Mixing Height.......400-1400 ft agl until 1200, then 2000-4000 ft
agl.
Smoke dispersal.....Poor.
.THURSDAY NIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers after
midnight. Chance of showers 20 percent.
Chance of thunder...0 percent.
Min temperature.....42-47.
24 hr trend......6 degrees warmer.
Max humidity........73-79 percent.
24 hr trend......9 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Downslope/downvalley 4-7 mph until 2100, then
southwest around 10 mph until 0300, then
downslope/downvalley 4-7 mph. Gusts up to 15
mph.
Ridge top winds.....Northwest around 10 mph until 2400, then
southwest.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph.
Mixing Height.......400-800 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Partly cloudy. Slight chance of showers through
the day. Slight chance of thunderstorms late in
the afternoon. Chance of precipitation 20
percent.
Chance of thunder...10 percent.
Max temperature.....66-71.
24 hr trend......Unchanged.
Min humidity........53-59 percent.
24 hr trend......19 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then south
around 10 mph. Gusts up to 25 mph.
Ridge top winds.....South 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 10 to 15 mph.
Mixing Height.......400-2200 ft agl until 1200, then 2200-4200 ft
agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Partly cloudy. Slight chance of showers after
midnight. Lows in the upper 40s. Southwest winds around 10 mph.
.SATURDAY...Partly cloudy with chance of showers and slight
chance of thunderstorms. Lows in the lower 40s. Highs around 70.
Southwest winds around 15 mph.
.SUNDAY...Cooler. Mostly clear. Chance of showers. Lows in the
lower 30s. Highs in the mid 50s. West winds around 15 mph.
.COLUMBUS DAY...Mostly clear. Lows in the mid 30s. Highs in the
upper 50s. Winds generally less than 10 mph.
.TUESDAY...Partly cloudy with slight chance of showers. Lows in
the mid 30s. Highs around 60.
.WEDNESDAY...Mostly sunny with slight chance of showers. Highs in
the upper 50s.
$$
WYZ285-092100-
South Bighorn Mountains-
1246 PM MDT Wed Oct 8 2025
.THIS AFTERNOON...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....60-65.
24 hr trend......10 degrees warmer.
Min humidity........19-25 percent.
24 hr trend......13 percent drier.
20-foot winds.......West winds around 20 mph with gusts to around
30 mph.
Ridge top winds.....West around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 25 mph.
Mixing Height.......2400-4200 ft agl.
Smoke dispersal.....Fair to good.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....43-48.
24 hr trend......3 degrees warmer.
Max humidity........42-48 percent.
24 hr trend......12 percent drier.
Humidity recovery...Moderate.
20-foot winds.......Southwest winds around 10 mph with gusts to
around 25 mph.
Ridge top winds.....Southwest around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph.
Mixing Height.......200-1000 ft agl.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....65-70.
24 hr trend......5 degrees warmer.
Min humidity........17-23 percent.
24 hr trend......3 percent drier.
20-foot winds.......Southwest winds 10 to 15 mph with gusts to
around 25 mph.
Ridge top winds.....Southwest around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph.
Mixing Height.......200-2200 ft agl until 1200, then 3000-5000 ft
agl.
Smoke dispersal.....Poor to fair.
.THURSDAY NIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....46-51.
24 hr trend......2 degrees warmer.
Max humidity........55-61 percent.
24 hr trend......17 percent wetter.
Humidity recovery...Moderate.
20-foot winds.......South winds around 10 mph until 2100, then east
until 0300, then south. Gusts up to 20 mph.
Ridge top winds.....Southeast around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South around 15 mph.
Mixing Height.......200-1000 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms through the day. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....64-69.
24 hr trend......2 degrees cooler.
Min humidity........46-52 percent.
24 hr trend......29 percent wetter.
20-foot winds.......South winds 10 to 15 mph with gusts to around
25 mph.
Ridge top winds.....South 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 15 to 20 mph.
Mixing Height.......400-2400 ft agl until 1200, then 2600-4600 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Partly cloudy. Lows around 50. South winds around
15 mph.
.SATURDAY...Partly cloudy with chance of showers and slight
chance of thunderstorms. Lows around 40. Highs in the mid 60s.
Southwest winds around 20 mph.
.SUNDAY...Cooler. Mostly clear. Chance of showers and snow
showers. Lows in the lower 30s. Highs in the upper 40s. West
winds around 15 mph.
.COLUMBUS DAY...Mostly clear. Lows in the upper 30s. Highs in the
lower 50s. Southeast winds around 10 mph.
.TUESDAY...Partly cloudy with slight chance of showers. Lows in
the upper 30s. Highs in the mid 50s.
.WEDNESDAY...Mostly sunny. Slight chance of showers and snow
showers in the morning. Highs in the lower 50s.
$$
WYZ281-092100-
Johnson County/Casper BLM-
Including the cities of Buffalo and Kaycee
1246 PM MDT Wed Oct 8 2025
.THIS AFTERNOON...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....67-72.
24 hr trend......12 degrees warmer.
Min humidity........14-20 percent.
24 hr trend......10 percent drier.
20-foot winds.......West winds around 15 mph with gusts to around
30 mph.
Ridge top winds.....West around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 20 mph.
Mixing Height.......3800-5800 ft agl.
Smoke dispersal.....Good.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....42-47.
24 hr trend......5 degrees warmer.
Max humidity........53-59 percent.
24 hr trend......20 percent drier.
Humidity recovery...Moderate.
20-foot winds.......Northwest winds around 10 mph until 2100, then
downslope/downvalley 4-7 mph until 2400, 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.......400-1200 ft agl.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....69-74.
24 hr trend......2 degrees warmer.
Min humidity........18-24 percent.
24 hr trend......2 percent wetter.
20-foot winds.......Southwest winds around 10 mph until 0900, then
upslope/upvalley 5-9 mph until 1500, then north
around 10 mph. Gusts up to 15 mph.
Ridge top winds.....Southwest around 10 mph until 1200, then east.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......400-1800 ft agl until 1200, then 3200-5200 ft
agl.
Smoke dispersal.....Poor to fair.
.THURSDAY NIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....44-49.
24 hr trend......2 degrees warmer.
Max humidity........55-61 percent.
24 hr trend......3 percent wetter.
Humidity recovery...Moderate.
20-foot winds.......North winds around 10 mph until 2400, then
downslope/downvalley 4-7 mph. Gusts up to 15
mph.
Ridge top winds.....North around 15 mph until 2400, then southwest.
Chc of wetting rain.Zero percent.
Transport winds.....North around 15 mph until 2400, then southeast.
Mixing Height.......400-1000 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms. Chance of precipitation 20
percent.
Chance of thunder...10 percent.
Max temperature.....70-75.
24 hr trend......1 degree cooler.
Min humidity........38-44 percent.
24 hr trend......21 percent wetter.
20-foot winds.......South winds 10 to 15 mph with gusts to around
30 mph.
Ridge top winds.....South 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 15 to 20 mph.
Mixing Height.......400-1800 ft agl until 1200, then 2400-4400 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Partly cloudy. Lows in the lower 50s. South winds
around 15 mph.
.SATURDAY...Partly cloudy with chance of showers. Lows in the
lower 40s. Highs in the upper 70s. Southwest winds around 15 mph.
.SUNDAY...Cooler. Mostly clear with showers likely. Lows in the
lower 30s. Highs in the upper 50s. Northwest winds around 10 mph.
.COLUMBUS DAY...Partly cloudy. Lows in the upper 30s. Highs
around 60. Southeast winds around 10 mph.
.TUESDAY...Partly cloudy with slight chance of showers. Lows in
the upper 30s. Highs in the lower 60s.
.WEDNESDAY...Mostly sunny. Slight chance of showers in the
morning. Highs around 60.
$$
WYZ282-092100-
South Bighorn Basin/Worland BLM-
Including the cities of Ten Sleep, Thermopolis, and Worland
1246 PM MDT Wed Oct 8 2025
.THIS AFTERNOON...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....62-67.
24 hr trend......9 degrees warmer.
Min humidity........23-29 percent.
24 hr trend......5 percent drier.
20-foot winds.......South winds around 10 mph and gusty.
Ridge top winds.....South around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph.
Mixing Height.......2400-3800 ft agl.
Smoke dispersal.....Poor to fair.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....41-46.
24 hr trend......2 degrees warmer.
Max humidity........56-62 percent.
24 hr trend......15 percent drier.
Humidity recovery...Moderate.
20-foot winds.......Downslope/downvalley 4-7 mph until 2100, then
southwest around 10 mph until 0300, then
downslope/downvalley 4-7 mph. Gusts up to 15
mph.
Ridge top winds.....South around 10 mph until 2400, then southwest.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph.
Mixing Height.......400-1000 ft agl.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....66-71.
24 hr trend......4 degrees warmer.
Min humidity........18-24 percent.
24 hr trend......4 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then south
around 10 mph. Gusts up to 15 mph.
Ridge top winds.....South around 10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph.
Mixing Height.......200-1200 ft agl until 1200, then 1800-3800 ft
agl.
Smoke dispersal.....Poor.
.THURSDAY NIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....45-50.
24 hr trend......2 degrees warmer.
Max humidity........60-66 percent.
24 hr trend......4 percent wetter.
Humidity recovery...Good.
20-foot winds.......South winds around 10 mph until 2400, then
downslope/downvalley 4-7 mph. Gusts up to 15
mph.
Ridge top winds.....South 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast 10 to 15 mph.
Mixing Height.......400-1000 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Partly cloudy. Slight chance of showers in the
morning. Slight chance of thunderstorms late in
the morning. Chance of precipitation 20
percent.
Chance of thunder...10 percent.
Max temperature.....67-72.
24 hr trend......Unchanged.
Min humidity........42-48 percent.
24 hr trend......20 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then south
around 10 mph. Gusts up to 20 mph.
Ridge top winds.....South 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 10 to 15 mph.
Mixing Height.......400-2000 ft agl until 1200, then 2600-4600 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Partly cloudy. Lows around 50. South winds around
10 mph.
.SATURDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the lower 40s. Highs in the mid 70s. South
winds around 10 mph.
.SUNDAY...Cooler. Mostly clear with chance of showers and slight
chance of thunderstorms. Lows in the lower 30s. Highs in the mid
50s. West winds around 10 mph.
.COLUMBUS DAY...Mostly clear. Lows in the mid 30s. Highs in the
upper 50s. Winds generally less than 10 mph.
.TUESDAY...Partly cloudy with slight chance of showers. Lows in
the upper 30s. Highs in the upper 50s.
.WEDNESDAY...Mostly sunny. Slight chance of showers in the
morning. Highs in the upper 50s.
$$
WYZ275-092100-
North Bighorn Basin/Worland BLM-
Including the cities of Greybull, Lovell, and Powell
1246 PM MDT Wed Oct 8 2025
.THIS AFTERNOON...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....59-64.
24 hr trend......9 degrees warmer.
Min humidity........24-30 percent.
24 hr trend......12 percent drier.
20-foot winds.......Southeast winds around 10 mph with gusts to
around 25 mph.
Ridge top winds.....Southeast around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South around 15 mph.
Mixing Height.......2000-3400 ft agl.
Smoke dispersal.....Poor to fair.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....41-46.
24 hr trend......3 degrees warmer.
Max humidity........56-62 percent.
24 hr trend......16 percent drier.
Humidity recovery...Moderate.
20-foot winds.......Southeast winds around 10 mph until 2400, then
downslope/downvalley 4-7 mph. Gusts up to 15
mph.
Ridge top winds.....South 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 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.....63-68.
24 hr trend......3 degrees warmer.
Min humidity........20-26 percent.
24 hr trend......3 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
southeast around 10 mph. Gusts up to 15 mph.
Ridge top winds.....Southeast 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 10 to 15 mph.
Mixing Height.......200-1400 ft agl until 1200, then 1400-3400 ft
agl.
Smoke dispersal.....Poor.
.THURSDAY NIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....44-49.
24 hr trend......2 degrees warmer.
Max humidity........59-65 percent.
24 hr trend......2 percent wetter.
Humidity recovery...Good.
20-foot winds.......East winds around 10 mph until 2100, then
downslope/downvalley 4-7 mph. Gusts up to 15
mph.
Ridge top winds.....East around 10 mph until 2400, then southwest.
Chc of wetting rain.Zero percent.
Transport winds.....East around 10 mph until 2400, then south.
Mixing Height.......200-800 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Chance of thunder...0 percent.
Max temperature.....65-70.
24 hr trend......1 degree warmer.
Min humidity........41-47 percent.
24 hr trend......15 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
southeast around 10 mph. Gusts up to 20 mph.
Ridge top winds.....South 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast 10 to 15 mph.
Mixing Height.......400-1800 ft agl until 1200, then 2000-4000 ft
agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Partly cloudy. Lows around 50. Southeast winds
around 10 mph.
.SATURDAY...Partly cloudy. Showers likely and slight chance of
thunderstorms. Lows in the lower 40s. Highs in the mid 70s. South
winds around 10 mph.
.SUNDAY...Cooler. Partly cloudy with showers likely. Lows in the
lower 30s. Highs in the mid 50s. West winds around 10 mph.
.COLUMBUS DAY...Partly cloudy. Lows in the lower 30s. Highs in
the mid 50s. Winds generally less than 10 mph.
.TUESDAY THROUGH WEDNESDAY...Partly cloudy with slight chance of
showers. Lows in the mid 30s. Highs in the mid 50s.
$$
WYZ276-092100-
Cody Foothills-
Including the cities of Clark, Cody, and Meeteetse
1246 PM MDT Wed Oct 8 2025
.THIS AFTERNOON...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....64-69.
24 hr trend......11 degrees warmer.
Min humidity........20-26 percent.
24 hr trend......17 percent drier.
20-foot winds.......Southwest winds around 15 mph with gusts to
around 30 mph.
Ridge top winds.....Southwest around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 20 mph.
Mixing Height.......4200-6200 ft agl.
Smoke dispersal.....Good.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....42-47.
24 hr trend......3 degrees warmer.
Max humidity........50-56 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.......400-2000 ft agl.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Partly cloudy then becoming sunny.
Chance of thunder...0 percent.
Max temperature.....66-71.
24 hr trend......2 degrees warmer.
Min humidity........23-29 percent.
24 hr trend......2 percent wetter.
20-foot winds.......Southwest winds around 10 mph until 0900, then
upslope/upvalley 5-9 mph until 1200, then
southeast around 10 mph. Gusts up to 20 mph.
Ridge top winds.....Southwest around 15 mph until 1200, then
southeast.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph.
Mixing Height.......400-2200 ft agl until 1200, then 3400-5400 ft
agl.
Smoke dispersal.....Poor to fair.
.THURSDAY NIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....45-50.
24 hr trend......2 degrees warmer.
Max humidity........53-59 percent.
24 hr trend......4 percent wetter.
Humidity recovery...Moderate.
20-foot winds.......Downslope/downvalley 4-7 mph until 2100, then
west around 10 mph until 2400, then
downslope/downvalley 4-7 mph. Gusts up to 15
mph.
Ridge top winds.....West around 10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph.
Mixing Height.......400-1600 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Slight chance of showers in the morning. Chance
of showers 20 percent.
Chance of thunder...0 percent.
Max temperature.....66-71.
24 hr trend......1 degree warmer.
Min humidity........40-46 percent.
24 hr trend......14 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
southeast around 10 mph. Gusts up to 20 mph.
Ridge top winds.....Southwest around 10 mph until 1200, then
southeast.
Chc of wetting rain.Zero percent.
Transport winds.....South 10 to 15 mph.
Mixing Height.......1400-3400 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 40s. Southwest
winds around 10 mph.
.SATURDAY...Partly cloudy. Showers likely and slight chance of
thunderstorms. Lows around 40. Highs around 70. Southwest winds
around 10 mph.
.SUNDAY...Cooler. Partly cloudy with showers and snow showers
likely. Lows in the lower 30s. Highs in the lower 50s. West winds
around 10 mph.
.COLUMBUS DAY...Partly cloudy. Lows in the lower 30s. Highs
around 50. Winds generally less than 10 mph.
.TUESDAY...Partly cloudy with chance of showers. Lows in the mid
30s. Highs in the lower 50s.
.WEDNESDAY...Partly cloudy. Chance of showers in the morning,
then slight chance of showers in the afternoon. Highs in the
lower 50s.
$$
WYZ287-092100-
Owl Creek Mountains-
1246 PM MDT Wed Oct 8 2025
.THIS AFTERNOON...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....59-64.
24 hr trend......10 degrees warmer.
Min humidity........25-31 percent.
24 hr trend......15 percent drier.
20-foot winds.......Southwest winds around 10 mph with higher
gusts.
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.
Smoke dispersal.....Poor to fair.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....42-47.
24 hr trend......5 degrees warmer.
Max humidity........48-54 percent.
24 hr trend......27 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.......200-800 ft agl.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....62-67.
24 hr trend......4 degrees warmer.
Min humidity........22-28 percent.
24 hr trend......4 percent drier.
20-foot winds.......South winds around 10 mph and gusty.
Ridge top winds.....South around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph.
Mixing Height.......200-1400 ft agl until 1200, then 2000-4000 ft
agl.
Smoke dispersal.....Poor.
.THURSDAY NIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....43-48.
24 hr trend......2 degrees warmer.
Max humidity........60-66 percent.
24 hr trend......3 percent wetter.
Humidity recovery...Good.
20-foot winds.......Southwest winds around 10 mph until 2400, 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.....South 10 to 15 mph.
Mixing Height.......200-800 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Partly cloudy. Slight chance of showers in the
morning. Chance of showers 20 percent.
Chance of thunder...0 percent.
Max temperature.....61-66.
24 hr trend......1 degree cooler.
Min humidity........44-50 percent.
24 hr trend......21 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then south
around 10 mph. Gusts up to 20 mph.
Ridge top winds.....South 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 10 to 15 mph.
Mixing Height.......800-2800 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 40s. Southwest
winds around 10 mph.
.SATURDAY...Partly cloudy. Showers likely and slight chance of
thunderstorms. Lows around 40. Highs in the upper 60s. Southwest
winds around 10 mph.
.SUNDAY...Cooler. Mostly clear. Chance of showers, snow showers
and slight chance of thunderstorms. Lows in the lower 30s. Highs
in the lower 50s. West winds around 10 mph.
.COLUMBUS DAY...Mostly clear. Lows in the mid 30s. Highs in the
lower 50s. Winds generally less than 10 mph.
.TUESDAY...Partly cloudy with chance of showers. Lows in the mid
30s. Highs in the lower 50s.
.WEDNESDAY...Mostly sunny with slight chance of showers. Highs in
the lower 50s.
$$
WYZ286-092100-
Absaroka Mountains/North Shoshone NF-
Including the city of Pahaska
1246 PM MDT Wed Oct 8 2025
.THIS AFTERNOON...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....56-61.
24 hr trend......5 degrees warmer.
Min humidity........28-34 percent.
24 hr trend......10 percent drier.
20-foot winds.......Southwest winds around 15 mph with gusts to
around 30 mph.
Ridge top winds.....Southwest around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 25 mph.
Mixing Height.......3000-4800 ft agl.
Smoke dispersal.....Good.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....37-42.
24 hr trend......2 degrees warmer.
Max humidity........63-69 percent.
24 hr trend......12 percent drier.
Humidity recovery...Good.
20-foot winds.......West winds 10 to 15 mph with gusts to around 25
mph.
Ridge top winds.....West around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing Height.......400-2200 ft agl.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Chance of thunder...0 percent.
Max temperature.....59-64.
24 hr trend......4 degrees warmer.
Min humidity........26-32 percent.
24 hr trend......4 percent drier.
20-foot winds.......West winds around 10 mph and gusty until 0900,
then upslope/upvalley 5-9 mph until 1200, then
southwest around 10 mph with gusts to around 25
mph.
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 1200, then 4400-6400 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
.THURSDAY NIGHT...
Sky/weather.........Mostly clear. Slight chance of showers after
midnight. Chance of showers 20 percent.
Chance of thunder...0 percent.
Min temperature.....39-44.
24 hr trend......4 degrees warmer.
Max humidity........59-65 percent.
24 hr trend......2 percent drier.
Humidity recovery...Good.
20-foot winds.......Downslope/downvalley 4-7 mph until 2100, then
southwest around 10 mph until 0300, then
downslope/downvalley 4-7 mph. Gusts up to 15
mph.
Ridge top winds.....Southwest around 10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph.
Mixing Height.......400-1600 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Partly cloudy. Slight chance of showers through
the day. Slight chance of thunderstorms late in
the afternoon. Chance of precipitation 20
percent.
Chance of thunder...10 percent.
Max temperature.....59-64.
24 hr trend......Unchanged.
Min humidity........48-54 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 20 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 1200, then 3000-5000 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Partly cloudy. Slight chance of showers and
thunderstorms in the evening, then slight chance of showers after
midnight. Lows in the lower 40s. Southwest winds around 10 mph.
.SATURDAY...Showers, snow showers and slight chance of
thunderstorms. Lows in the lower 30s. Highs in the mid 50s.
Southwest winds around 15 mph.
.SUNDAY...Colder. Partly cloudy with snow showers, showers likely
and slight chance of thunderstorms. Lows in the mid 20s. Highs in
the upper 30s. West winds around 15 mph.
.COLUMBUS DAY...Partly cloudy with slight chance of showers and
snow showers. Lows around 30. Highs in the lower 40s. South winds
around 10 mph.
.TUESDAY THROUGH WEDNESDAY...Partly cloudy with chance of showers
and snow showers. Lows in the upper 20s. Highs 41 to 46.
$$
WYZ140-092100-
Yellowstone National Park-
Including the cities of Lake, Mammoth, and Old Faithful
1246 PM MDT Wed Oct 8 2025
.THIS AFTERNOON...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....54-59.
24 hr trend......3 degrees warmer.
Min humidity........29-35 percent.
24 hr trend......7 percent drier.
20-foot winds.......Southwest winds around 20 mph with gusts to
around 30 mph.
Ridge top winds.....Southwest around 25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 25 mph.
Mixing Height.......3800-5000 ft agl.
Smoke dispersal.....Good to very good.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....30-35.
24 hr trend......2 degrees warmer.
Max humidity........75-81 percent.
24 hr trend......7 percent drier.
Humidity recovery...Excellent.
20-foot winds.......South winds around 10 mph with gusts to around
25 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.....South 10 to 15 mph.
Mixing Height.......600-2600 ft agl.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Chance of thunder...0 percent.
Max temperature.....60-65.
24 hr trend......7 degrees warmer.
Min humidity........24-30 percent.
24 hr trend......7 percent drier.
20-foot winds.......Southeast winds around 10 mph and gusty until
1200, then southwest with gusts to around 25
mph.
Ridge top winds.....South 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 15 to 20 mph.
Mixing Height.......600-2600 ft agl until 1200, then 4600-6600 ft
agl.
Smoke dispersal.....Poor until 1200, then good to very good.
.THURSDAY NIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers after
midnight. Chance of showers 20 percent.
Chance of thunder...0 percent.
Min temperature.....35-40.
24 hr trend......5 degrees warmer.
Max humidity........76-82 percent.
24 hr trend......3 percent drier.
Humidity recovery...Excellent.
20-foot winds.......South winds around 10 mph until 2400, then
downslope/downvalley 4-7 mph. Gusts up to 15
mph.
Ridge top winds.....Southeast around 10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph.
Mixing Height.......400-2400 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Partly cloudy. Chance of showers in the
morning, then slight chance of showers in the
afternoon. Slight chance of thunderstorms late
in the afternoon. Chance of precipitation 50
percent.
Chance of thunder...10 percent.
Max temperature.....60-65.
24 hr trend......1 degree cooler.
Min humidity........52-58 percent.
24 hr trend......25 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
southwest around 10 mph with gusts to around 25
mph.
Ridge top winds.....South 10 to 15 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....South around 10 mph until 1200, then around 20
mph.
Mixing Height.......1200-3200 ft agl until 1200, then 3400-5400 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Partly cloudy. Slight chance of showers and
thunderstorms in the evening, then chance of showers after
midnight. Lows around 40. South winds around 10 mph.
.SATURDAY...Showers, snow showers and chance of thunderstorms.
Lows in the upper 20s. Highs in the mid 50s. Southwest winds
around 10 mph.
.SUNDAY...Colder. Mostly cloudy. Snow showers likely and slight
chance of thunderstorms. Lows in the lower 20s. Highs in the mid
30s. Southwest winds around 10 mph.
.COLUMBUS DAY...Partly cloudy with slight chance of showers and
snow showers. Lows in the upper 20s. Highs in the mid 40s. Winds
generally less than 10 mph.
.TUESDAY...Partly cloudy. Chance of showers and snow showers.
Lows in the mid 20s. Highs in the mid 40s.
.WEDNESDAY...Mostly cloudy with chance of snow showers and
showers. Highs in the upper 30s.
$$
WYZ415-092100-
North Zone Bridger Teton NF and Grand Teton NP-
Including the cities of Jackson and Moran
1246 PM MDT Wed Oct 8 2025
.THIS AFTERNOON...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....54-59.
24 hr trend......4 degrees warmer.
Min humidity........33-39 percent.
24 hr trend......4 percent drier.
20-foot winds.......Southwest winds around 15 mph with gusts to
around 25 mph.
Ridge top winds.....Southwest around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 20 mph.
Mixing Height.......3600-5400 ft agl.
Smoke dispersal.....Good.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....31-36.
24 hr trend......2 degrees warmer.
Max humidity........66-72 percent.
24 hr trend......7 percent drier.
Humidity recovery...Good.
20-foot winds.......Southwest winds around 10 mph until 2100, then
downslope/downvalley 4-7 mph until 2400, then
southeast around 10 mph. Gusts up to 20 mph.
Ridge top winds.....South around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 10 to 15 mph.
Mixing Height.......400-2400 ft agl.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....60-65.
24 hr trend......6 degrees warmer.
Min humidity........30-36 percent.
24 hr trend......6 percent drier.
20-foot winds.......Southeast winds around 10 mph and gusty until
1200, then southwest with gusts to around 25
mph.
Ridge top winds.....Southeast around 15 mph until 1200, then
southwest.
Chc of wetting rain.Zero percent.
Transport winds.....South 15 to 20 mph.
Mixing Height.......600-2600 ft agl until 1200, then 4600-6600 ft
agl.
Smoke dispersal.....Poor until 1200, then good to very good.
.THURSDAY NIGHT...
Sky/weather.........Partly cloudy. Chance of showers after
midnight. Chance of showers 40 percent.
Chance of thunder...0 percent.
Min temperature.....35-40.
24 hr trend......5 degrees warmer.
Max humidity........79-85 percent.
24 hr trend......14 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Downslope/downvalley 4-7 mph until 2100, then
southeast around 10 mph. Gusts up to 20 mph.
Ridge top winds.....South around 15 mph until 2400, then southeast.
Chc of wetting rain.Zero percent.
Transport winds.....South around 15 mph.
Mixing Height.......400-2200 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Partly cloudy. Chance of showers through the
day. Slight chance of thunderstorms in the late
morning and afternoon. Chance of precipitation
50 percent.
Chance of thunder...20 percent.
Max temperature.....57-62.
24 hr trend......2 degrees cooler.
Min humidity........64-70 percent.
24 hr trend......29 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then south
around 10 mph. Gusts up to 20 mph.
Ridge top winds.....South 10 to 15 mph.
Chc of wetting rain.7 percent.
Transport winds.....South 10 to 15 mph.
Mixing Height.......800-2800 ft agl until 1200, then 2800-4800 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Partly cloudy. Slight chance of showers and
thunderstorms in the evening, then chance of showers after
midnight. Lows in the lower 40s. South winds around 10 mph.
.SATURDAY...Showers, snow showers and chance of thunderstorms.
Lows in the upper 20s. Highs in the mid 50s. Southwest winds
around 10 mph.
.SUNDAY...Colder. Partly cloudy. Snow showers likely and slight
chance of thunderstorms. Lows in the lower 20s. Highs in the mid
30s. Southwest winds around 10 mph.
.COLUMBUS DAY...Not as cool. Partly cloudy with slight chance of
showers and snow showers. Lows around 30. Highs in the upper 40s.
Southeast winds around 10 mph.
.TUESDAY...Partly cloudy with chance of showers, snow showers and
slight chance of thunderstorms. Lows in the upper 20s. Highs in
the mid 40s.
.WEDNESDAY...Mostly cloudy with chance of snow showers and
showers. Highs in the lower 40s.
$$
WYZ416-092100-
West Wind River Mountains/East Zone Bridger Teton NF-
1246 PM MDT Wed Oct 8 2025
.THIS AFTERNOON...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....52-57.
24 hr trend......6 degrees warmer.
Min humidity........32-38 percent.
24 hr trend......7 percent drier.
20-foot winds.......Southwest winds around 20 mph with gusts to
around 30 mph.
Ridge top winds.....Southwest around 25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 25 mph.
Mixing Height.......3400-4800 ft agl.
Smoke dispersal.....Good.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....32-37.
24 hr trend......4 degrees warmer.
Max humidity........62-68 percent.
24 hr trend......7 percent drier.
Humidity recovery...Good.
20-foot winds.......South winds around 10 mph. Gusts up to 25 mph
until 2400, then 15 mph.
Ridge top winds.....Southwest around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph.
Mixing Height.......400-2000 ft agl.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....57-62.
24 hr trend......5 degrees warmer.
Min humidity........31-37 percent.
24 hr trend......3 percent drier.
20-foot winds.......South winds 10 to 15 mph with gusts to around
25 mph.
Ridge top winds.....South 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......800-2800 ft agl until 1200, then 4200-6200 ft
agl.
Smoke dispersal.....Poor until 1200, then good to very good.
.THURSDAY NIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers after
midnight. Chance of showers 20 percent.
Chance of thunder...0 percent.
Min temperature.....36-41.
24 hr trend......4 degrees warmer.
Max humidity........81-87 percent.
24 hr trend......20 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Downslope/downvalley 4-7 mph until 2100, then
southeast around 10 mph until 2400, then
downslope/downvalley 4-7 mph. Gusts up to 15
mph.
Ridge top winds.....Southeast around 10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast around 10 mph.
Mixing Height.......200-1800 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of showers through the day. Slight
chance of thunderstorms in the afternoon.
Chance of precipitation 50 percent.
Chance of thunder...20 percent.
Max temperature.....53-58.
24 hr trend......3 degrees cooler.
Min humidity........69-75 percent.
24 hr trend......36 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
southwest around 10 mph. Gusts up to 20 mph.
Ridge top winds.....South 10 to 15 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....South 10 to 15 mph.
Mixing Height.......1800-3800 ft agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Mostly cloudy. Slight chance of showers and
thunderstorms in the evening, then chance of showers and slight
chance of thunderstorms after midnight. Lows in the upper 30s.
South winds around 10 mph.
.SATURDAY...Snow showers with possible showers and thunderstorms
likely. Lows in the mid 20s. Highs in the lower 50s. Southwest
winds around 15 mph.
.SUNDAY...Colder. Partly cloudy. Chance of snow showers and
slight chance of thunderstorms. Lows in the lower 20s. Highs in
the mid 30s. Southwest winds around 10 mph.
.COLUMBUS DAY...Partly cloudy with slight chance of showers and
snow showers. Lows in the upper 20s. Highs in the mid 40s.
Southeast winds around 10 mph.
.TUESDAY...Partly cloudy with chance of showers, snow showers and
slight chance of thunderstorms. Lows in the mid 20s. Highs in the
lower 40s.
.WEDNESDAY...Partly cloudy with chance of snow showers and
showers. Highs around 40.
$$
WYZ288-092100-
East Wind River Mountains/South Shoshone NF-
Including the cities of Dubois and South Pass
1246 PM MDT Wed Oct 8 2025
.THIS AFTERNOON...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....56-61.
24 hr trend......7 degrees warmer.
Min humidity........28-34 percent.
24 hr trend......10 percent drier.
20-foot winds.......Southwest winds around 20 mph with gusts to
around 40 mph.
Ridge top winds.....Southwest around 25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 30 mph.
Mixing Height.......3200-4800 ft agl.
Smoke dispersal.....Good.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....36-41.
24 hr trend......3 degrees warmer.
Max humidity........54-60 percent.
24 hr trend......12 percent drier.
Humidity recovery...Moderate.
20-foot winds.......Southwest winds 10 to 15 mph with gusts to
around 35 mph.
Ridge top winds.....Southwest around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph.
Mixing Height.......400-2000 ft agl.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....59-64.
24 hr trend......4 degrees warmer.
Min humidity........30-36 percent.
24 hr trend......1 percent wetter.
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.
Mixing Height.......800-2800 ft agl until 1200, then 4200-6200 ft
agl.
Smoke dispersal.....Poor until 1200, then good to very good.
.THURSDAY NIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers after
midnight. Chance of showers 20 percent.
Chance of thunder...0 percent.
Min temperature.....38-43.
24 hr trend......4 degrees warmer.
Max humidity........75-81 percent.
24 hr trend......20 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Southwest winds around 10 mph until 2400, 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 10 to 15 mph.
Mixing Height.......200-1600 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Partly cloudy. Chance of showers through the
day. Slight chance of thunderstorms in the
afternoon. Chance of precipitation 50 percent.
Chance of thunder...10 percent.
Max temperature.....56-61.
24 hr trend......3 degrees cooler.
Min humidity........64-70 percent.
24 hr trend......31 percent wetter.
20-foot winds.......Southwest winds around 10 mph with gusts to
around 25 mph.
Ridge top winds.....Southwest around 15 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....Southwest around 15 mph.
Mixing Height.......600-2600 ft agl until 1200, then 2600-4600 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Mostly cloudy. Slight chance of showers and
thunderstorms in the evening, then chance of showers after
midnight. Lows in the mid 40s. Southwest winds around 10 mph.
.SATURDAY...Partly cloudy with showers likely with possible snow
showers and thunderstorms. Lows in the lower 30s. Highs in the
mid 50s. Southwest winds around 15 mph.
.SUNDAY...Colder. Partly cloudy with chance of snow showers and
showers. Lows in the upper 20s. Highs around 40. West winds
around 15 mph.
.COLUMBUS DAY...Partly cloudy with slight chance of showers and
snow showers. Lows in the lower 30s. Highs in the upper 40s.
Southwest winds around 10 mph.
.TUESDAY...Partly cloudy with chance of showers, snow showers and
slight chance of thunderstorms. Lows around 30. Highs in the
upper 40s.
.WEDNESDAY...Partly cloudy with chance of snow showers and slight
chance of showers. Highs in the lower 40s.
$$
WYZ414-092100-
Salt and Wyoming Ranges/West Zone Bridger Teton NF-
Including the city of Afton
1246 PM MDT Wed Oct 8 2025
.THIS AFTERNOON...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....55-60.
24 hr trend......5 degrees warmer.
Min humidity........29-35 percent.
24 hr trend......1 percent drier.
20-foot winds.......Southwest winds around 15 mph with gusts to
around 25 mph.
Ridge top winds.....Southwest around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 20 mph.
Mixing Height.......3800-5800 ft agl.
Smoke dispersal.....Good.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....33-38.
24 hr trend......5 degrees warmer.
Max humidity........63-69 percent.
24 hr trend......8 percent drier.
Humidity recovery...Good.
20-foot winds.......South winds around 10 mph and gusty.
Ridge top winds.....South around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South around 15 mph.
Mixing Height.......400-2400 ft agl.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....60-65.
24 hr trend......5 degrees warmer.
Min humidity........26-32 percent.
24 hr trend......2 percent drier.
20-foot winds.......South winds 10 to 15 mph with gusts to around
25 mph.
Ridge top winds.....South 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 15 to 20 mph.
Mixing Height.......1000-3000 ft agl until 1200, then 5400-7400 ft
agl.
Smoke dispersal.....Poor until 1200, then good to very good.
.THURSDAY NIGHT...
Sky/weather.........Partly cloudy. Isolated showers in the evening,
then chance of showers after midnight. Chance
of showers 40 percent.
Chance of thunder...0 percent.
Min temperature.....37-42.
24 hr trend......5 degrees warmer.
Max humidity........81-87 percent.
24 hr trend......23 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......South winds around 10 mph until 2400, then
southeast until 0300, then downslope/downvalley
4-7 mph. Gusts up to 15 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.
.FRIDAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Showers likely in the morning. Slight chance of
thunderstorms through the day. Chance of
showers in the afternoon. Chance of
precipitation 70 percent.
Chance of thunder...20 percent.
Max temperature.....58-63.
24 hr trend......3 degrees cooler.
Min humidity........62-68 percent.
24 hr trend......35 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then south
around 10 mph. Gusts up to 20 mph.
Ridge top winds.....South 10 to 15 mph.
Chc of wetting rain.15 percent.
Transport winds.....South 10 to 15 mph.
Mixing Height.......1600-3600 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Mostly cloudy. Chance of showers and slight
chance of thunderstorms in the evening, then chance of showers
after midnight. Lows in the lower 40s. South winds around 10 mph.
.SATURDAY...Showers, snow showers and chance of thunderstorms.
Lows in the upper 20s. Highs in the mid 50s. Southwest winds
around 10 mph.
.SUNDAY...Colder. Partly cloudy. Chance of snow showers and
slight chance of thunderstorms. Lows in the mid 20s. Highs in the
upper 30s. Southwest winds around 10 mph.
.COLUMBUS DAY...Not as cool. Partly cloudy. Slight chance of
showers and snow showers. Lows in the lower 30s. Highs in the
upper 40s. Southeast winds around 10 mph.
.TUESDAY...Partly cloudy with chance of showers and snow showers.
Lows in the upper 20s. Highs in the upper 40s.
.WEDNESDAY...Partly cloudy with chance of snow showers and
showers. Highs in the lower 40s.
$$
WYZ278-092100-
Upper Green River Basin/Rock Springs BLM-
Including the cities of Big Piney, Farson, and Pinedale
1246 PM MDT Wed Oct 8 2025
.THIS AFTERNOON...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....58-63.
24 hr trend......8 degrees warmer.
Min humidity........22-28 percent.
24 hr trend......4 percent drier.
20-foot winds.......Southwest winds around 15 mph with gusts to
around 25 mph.
Ridge top winds.....Southwest around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 20 mph.
Mixing Height.......5400-6200 ft agl.
Smoke dispersal.....Good to very good.
.TONIGHT...
Sky/weather.........Clear.
Chance of thunder...0 percent.
Min temperature.....31-36.
24 hr trend......4 degrees warmer.
Max humidity........63-69 percent.
24 hr trend......15 percent drier.
Humidity recovery...Good.
20-foot winds.......West winds around 10 mph until 2100, then
downslope/downvalley 4-7 mph. Gusts up to 15
mph.
Ridge top winds.....West around 10 mph until 2400, then east.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph until 2400, then
southeast.
Mixing Height.......400-2000 ft agl.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....62-67.
24 hr trend......4 degrees warmer.
Min humidity........24-30 percent.
24 hr trend......2 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
southwest around 10 mph. Gusts up to 20 mph.
Ridge top winds.....Southeast around 10 mph until 1200, then
southwest.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast around 10 mph until 1200, then
southwest.
Mixing Height.......200-1600 ft agl until 1200, then 4000-6000 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
.THURSDAY NIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers after
midnight. Chance of showers 20 percent.
Chance of thunder...0 percent.
Min temperature.....38-43.
24 hr trend......7 degrees warmer.
Max humidity........82-88 percent.
24 hr trend......21 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Southwest winds around 10 mph until 2100, then
downslope/downvalley 4-7 mph. Gusts up to 15
mph.
Ridge top winds.....South around 10 mph until 2400, then east.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast around 10 mph.
Mixing Height.......400-2000 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Mostly cloudy. Chance of showers in the
morning. Slight chance of thunderstorms in the
late morning and afternoon. Slight chance of
showers in the afternoon. Chance of
precipitation 50 percent.
Chance of thunder...20 percent.
Max temperature.....58-63.
24 hr trend......3 degrees cooler.
Min humidity........57-63 percent.
24 hr trend......33 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then south
around 10 mph. Gusts up to 20 mph.
Ridge top winds.....East around 10 mph until 1200, then south.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast around 10 mph.
Mixing Height.......400-2200 ft agl until 1200, then 3000-5000 ft
agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Mostly cloudy. Slight chance of showers and
thunderstorms in the evening, then slight chance of showers after
midnight. Lows in the lower 40s. Winds generally less than
10 mph.
.SATURDAY...Mostly cloudy. Showers likely, chance of
thunderstorms and snow showers likely. Lows around 30. Highs in
the lower 60s. Southwest winds around 15 mph.
.SUNDAY...Cooler. Partly cloudy with slight chance of showers and
snow showers. Lows in the mid 20s. Highs in the mid 40s. West
winds around 10 mph.
.COLUMBUS DAY...Partly cloudy. Lows in the lower 30s. Highs in
the mid 50s. Winds generally less than 10 mph.
.TUESDAY THROUGH WEDNESDAY...Partly cloudy with slight chance of
showers and snow showers. Lows in the upper 20s. Highs 50 to 55.
$$
WYZ277-092100-
Lincoln and Uinta Counties/Lower Elevations-
Including the cities of Evanston, Fort Bridger, and Kemmerer
1246 PM MDT Wed Oct 8 2025
.THIS AFTERNOON...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....59-64.
24 hr trend......7 degrees warmer.
Min humidity........19-25 percent.
24 hr trend......4 percent drier.
20-foot winds.......Southwest winds around 20 mph with gusts to
around 30 mph.
Ridge top winds.....Southwest around 25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 25 mph.
Mixing Height.......5000-6600 ft agl.
Smoke dispersal.....Very good.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....36-41.
24 hr trend......4 degrees warmer.
Max humidity........54-60 percent.
24 hr trend......9 percent drier.
Humidity recovery...Moderate.
20-foot winds.......West winds around 10 mph until 2100, then
downslope/downvalley 4-7 mph. Gusts up to 20
mph.
Ridge top winds.....South 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......400-2200 ft agl.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Isolated showers and thunderstorms late in the
afternoon. Chance of precipitation 20 percent.
Chance of thunder...10 percent.
Max temperature.....63-68.
24 hr trend......4 degrees warmer.
Min humidity........25-31 percent.
24 hr trend......6 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
southwest 10 to 15 mph with gusts to around 25
mph.
Ridge top winds.....Southeast around 10 mph until 1200, then
southwest around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast around 10 mph until 1200, then
southwest around 20 mph.
Mixing Height.......200-2000 ft agl until 1200, then 4400-6400 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
.THURSDAY NIGHT...
Sky/weather.........Partly cloudy. Isolated showers in the evening,
then chance of showers after midnight. Chance
of showers 40 percent.
Chance of thunder...0 percent.
Min temperature.....40-45.
24 hr trend......5 degrees warmer.
Max humidity........83-89 percent.
24 hr trend......28 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......South winds around 10 mph until 2400, then
downslope/downvalley 4-7 mph. Gusts up to 20
mph.
Ridge top winds.....Southwest around 15 mph until 2400, then east.
Chc of wetting rain.Zero percent.
Transport winds.....South around 15 mph until 2400, then east.
Mixing Height.......400-2000 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of showers and slight chance of
thunderstorms. Chance of precipitation 50
percent.
Chance of thunder...20 percent.
Max temperature.....60-65.
24 hr trend......3 degrees cooler.
Min humidity........57-63 percent.
24 hr trend......30 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then south
around 10 mph until 1500, then upslope/upvalley
5-9 mph. Gusts up to 20 mph.
Ridge top winds.....East around 10 mph until 1200, then south.
Chc of wetting rain.Less than 5 percent.
Transport winds.....East around 10 mph until 1200, then south.
Mixing Height.......200-2200 ft agl until 1200, then 3000-5000 ft
agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Mostly cloudy. Slight chance of showers and
thunderstorms in the evening, then chance of showers after
midnight. Lows in the mid 40s. Winds generally less than 10 mph.
.SATURDAY...Showers with possible thunderstorms and snow showers.
Lows in the lower 30s. Highs in the lower 60s. Southwest winds
around 15 mph.
.SUNDAY...Cooler. Partly cloudy with chance of snow showers and
slight chance of showers. Lows in the mid 20s. Highs in the mid
40s. West winds around 10 mph.
.COLUMBUS DAY...Partly cloudy. Lows in the lower 30s. Highs in
the mid 50s. Winds generally less than 10 mph.
.TUESDAY...Partly cloudy with chance of showers and snow showers.
Lows in the upper 20s. Highs in the mid 50s.
.WEDNESDAY...Partly cloudy. Slight chance of showers and snow
showers in the morning, then slight chance of showers in the
afternoon. Highs around 50.
$$
WYZ279-092100-
Sweetwater County/Rock Springs BLM/Flaming Gorge NRA-
Including the cities of Green River, Rock Springs, and Wamsutter
1246 PM MDT Wed Oct 8 2025
.THIS AFTERNOON...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....61-66.
24 hr trend......9 degrees warmer.
Min humidity........17-23 percent.
24 hr trend......11 percent drier.
20-foot winds.......Southwest winds around 20 mph with gusts to
around 35 mph.
Ridge top winds.....Southwest around 25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 25 mph.
Mixing Height.......4800-6800 ft agl.
Smoke dispersal.....Good to very good.
.TONIGHT...
Sky/weather.........Clear.
Chance of thunder...0 percent.
Min temperature.....38-43.
24 hr trend......4 degrees warmer.
Max humidity........54-60 percent.
24 hr trend......14 percent drier.
Humidity recovery...Moderate.
20-foot winds.......South winds around 10 mph. Gusts up to 25 mph
until 2400, then 15 mph.
Ridge top winds.....South around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South around 15 mph.
Mixing Height.......400-2000 ft agl.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Chance of thunder...0 percent.
Max temperature.....63-68.
24 hr trend......3 degrees warmer.
Min humidity........30-36 percent.
24 hr trend......12 percent wetter.
20-foot winds.......South winds 10 to 15 mph with gusts to around
30 mph.
Ridge top winds.....South 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 15 to 20 mph.
Mixing Height.......400-2200 ft agl until 1200, then 4200-6200 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
.THURSDAY NIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Isolated showers early in the evening. Isolated
showers late in the evening, then chance of
showers after midnight. Chance of showers 50
percent.
Chance of thunder...0 percent.
Min temperature.....45-50.
24 hr trend......6 degrees warmer.
Max humidity........84-90 percent.
24 hr trend......31 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......South winds around 10 mph and gusty.
Ridge top winds.....South around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South around 15 mph.
Mixing Height.......400-1800 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Mostly cloudy. Chance of showers through the
day. Slight chance of thunderstorms in the
afternoon. Chance of precipitation 50 percent.
Chance of thunder...20 percent.
Max temperature.....58-63.
24 hr trend......6 degrees cooler.
Min humidity........69-75 percent.
24 hr trend......34 percent wetter.
20-foot winds.......South winds 10 to 15 mph with gusts to around
25 mph.
Ridge top winds.....South 15 to 20 mph.
Chc of wetting rain.15 percent until 1200, then 5 percent.
Transport winds.....South 15 to 20 mph.
Mixing Height.......400-2400 ft agl until 1200, then 2600-3800 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Cloudy. Slight chance of showers and
thunderstorms in the evening, then chance of showers after
midnight. Lows in the upper 40s. South winds around 10 mph.
.SATURDAY...Partly cloudy. Showers likely and slight chance of
thunderstorms. Lows in the mid 30s. Highs in the mid 60s.
Southwest winds around 15 mph.
.SUNDAY...Cooler. Mostly clear with chance of showers and snow
showers. Lows around 30. Highs around 50. West winds around
15 mph.
.COLUMBUS DAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the upper 30s. Highs in the upper 50s.
South winds around 10 mph.
.TUESDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the mid 30s. Highs in the upper 50s.
.WEDNESDAY...Partly cloudy. Slight chance of showers in the
morning. Highs in the lower 50s.
$$
WYZ289-092100-
Granite/Green/Ferris/Rattlesnake Mountains-
Including the city of Jeffrey City
1246 PM MDT Wed Oct 8 2025
.THIS AFTERNOON...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....63-68.
24 hr trend......10 degrees warmer.
Min humidity........17-23 percent.
24 hr trend......11 percent drier.
20-foot winds.......Southwest winds around 20 mph with gusts to
around 30 mph.
Ridge top winds.....Southwest around 25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 25 mph.
Mixing Height.......4800-6200 ft agl.
Smoke dispersal.....Very good.
.TONIGHT...
Sky/weather.........Clear.
Chance of thunder...0 percent.
Min temperature.....40-45.
24 hr trend......1 degree warmer.
Max humidity........45-51 percent.
24 hr trend......12 percent drier.
Humidity recovery...Moderate.
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.......400-1600 ft agl.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....66-71.
24 hr trend......4 degrees warmer.
Min humidity........22-28 percent.
24 hr trend......5 percent wetter.
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.
Mixing Height.......200-1400 ft agl until 1200, then 4000-6000 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
.THURSDAY NIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers after
midnight. Chance of showers 20 percent.
Chance of thunder...0 percent.
Min temperature.....45-50.
24 hr trend......5 degrees warmer.
Max humidity........75-81 percent.
24 hr trend......27 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......South winds around 10 mph until 2400, then
downslope/downvalley 4-7 mph. Gusts up to 15
mph.
Ridge top winds.....South 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South around 15 mph.
Mixing Height.......200-1600 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Mostly cloudy. Chance of showers through the
day. Slight chance of thunderstorms in the
afternoon. Chance of precipitation 50 percent.
Chance of thunder...10 percent.
Max temperature.....60-65.
24 hr trend......6 degrees cooler.
Min humidity........59-65 percent.
24 hr trend......32 percent wetter.
20-foot winds.......South winds 10 to 15 mph with gusts to around
30 mph.
Ridge top winds.....South 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 15 to 20 mph.
Mixing Height.......200-2200 ft agl until 1200, then 2600-4600 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Mostly cloudy with slight chance of showers. Lows
in the upper 40s. South winds around 15 mph.
.SATURDAY...Partly cloudy with showers likely and slight chance
of thunderstorms. Lows in the upper 30s. Highs in the mid 60s.
Southwest winds around 20 mph.
.SUNDAY...Cooler. Mostly clear. Chance of showers and snow
showers. Lows in the lower 30s. Highs around 50. Southwest winds
around 20 mph.
.COLUMBUS DAY...Partly cloudy. Slight chance of showers. Lows in
the upper 30s. Highs in the upper 50s. South winds around 10 mph.
.TUESDAY...Partly cloudy with chance of showers. Lows in the mid
30s. Highs in the upper 50s.
.WEDNESDAY...Mostly sunny with slight chance of showers. Highs in
the lower 50s.
$$
WYZ300-092100-
Casper Mountain-
1246 PM MDT Wed Oct 8 2025
.THIS AFTERNOON...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....62-67.
24 hr trend......11 degrees warmer.
Min humidity........19-25 percent.
24 hr trend......7 percent drier.
20-foot winds.......West winds around 20 mph with gusts to around
35 mph.
Ridge top winds.....West around 25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 30 mph.
Mixing Height.......4600-6000 ft agl.
Smoke dispersal.....Very good.
.TONIGHT...
Sky/weather.........Clear.
Chance of thunder...0 percent.
Min temperature.....43-48.
24 hr trend......3 degrees warmer.
Max humidity........43-49 percent.
24 hr trend......19 percent drier.
Humidity recovery...Moderate.
20-foot winds.......South winds 10 to 15 mph with gusts to around
25 mph.
Ridge top winds.....South 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......200-1400 ft agl.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....66-71.
24 hr trend......4 degrees warmer.
Min humidity........23-29 percent.
24 hr trend......4 percent wetter.
20-foot winds.......South winds around 10 mph until 1200, then west
15 to 20 mph. Gusts up to 30 mph.
Ridge top winds.....South around 15 mph until 1200, then west.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......200-2200 ft agl until 1200, then 4800-6800 ft
agl.
Smoke dispersal.....Poor until 1200, then very good.
.THURSDAY NIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....46-51.
24 hr trend......4 degrees warmer.
Max humidity........61-67 percent.
24 hr trend......14 percent wetter.
Humidity recovery...Good.
20-foot winds.......Downslope/downvalley 4-7 mph. Gusts up to 15
mph.
Ridge top winds.....South around 10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph.
Mixing Height.......200-1200 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Mostly cloudy. Slight chance of showers in the
morning, then chance of showers in the
afternoon. Slight chance of thunderstorms late
in the afternoon. Chance of precipitation 30
percent.
Chance of thunder...10 percent.
Max temperature.....61-66.
24 hr trend......5 degrees cooler.
Min humidity........57-63 percent.
24 hr trend......31 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then south
around 10 mph. Gusts up to 25 mph.
Ridge top winds.....South 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 10 to 15 mph.
Mixing Height.......200-2200 ft agl until 1200, then 2400-4400 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Mostly cloudy. Lows in the upper 40s. South winds
around 10 mph.
.SATURDAY...Partly cloudy with chance of showers and slight
chance of thunderstorms. Lows in the lower 40s. Highs in the
lower 60s. Southwest winds around 15 mph.
.SUNDAY...Cooler. Mostly clear. Chance of showers and slight
chance of snow showers. Lows in the lower 30s. Highs around 50.
Southwest winds around 15 mph.
.COLUMBUS DAY...Mostly clear. Slight chance of showers. Lows in
the upper 30s. Highs in the mid 50s. South winds around 10 mph.
.TUESDAY...Partly cloudy with slight chance of showers. Lows in
the upper 30s. Highs in the upper 50s.
.WEDNESDAY...Mostly sunny. Highs in the lower 50s.
$$