Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
343
FNUS55 KRIW 090824
FWFRIW
Fire Weather Planning Forecast for Western and Central Wyoming
National Weather Service Riverton WY
224 AM MDT Thu Oct 9 2025
.DISCUSSION...
...Yellowstone NP and Teton dispatch areas (includes fire weather
zones 140...414...415...and 416)...
Warm and dry conditions continue over the dispatch area today. Min
RH will range from around 25% in the lower elevations to 35% in the
higher elevations. Winds increase slightly during the afternoon
today from the southwest at around 10 mph with periodic gusts of 15-
20 mph. The next chance for precipitation looks to arrive by Friday
continuing through much of the weekend.
...Cody dispatch area (includes fire weather zones 275...276...
282...283...285...286...287...288...and 289)...
Warm and dry conditions persist across the dispatch area today. Near
elevated fire weather conditions may be possible today especially in
portions of zone 283, 288 and 289. Min RH will sit around 25% across
much of the area. Winds increase during the afternoon today from the
southwest at around 10 mph with periodic gusts of 15 to 20 mph. The
aforementioned zones will likely see stronger winds of 15 to 20 mph
with gusts near 25 mph at times. The next chance for precipitation
looks to arrive by Friday continuing through the weekend.
...Casper dispatch area (includes fire weather zones 277...278...
279...280...281...285...289...and 300)...
Warm and dry conditions persist across the dispatch area today. Near
elevated fire weather conditions may be possible across much of the
dispatch area with lesser chances in portions of zone 277, 278, 281
and western 279. Min RH will sit around 20% across much of the area.
Winds increase during the afternoon today from the southwest at
around 10 mph with periodic gusts of 15 to 20 mph in the
aforementioned zones. The remaining zones will likely see stronger
winds of 15 to 20 mph with gusts near 25 mph at times. The next
chance for precipitation looks to arrive early Friday and spreading
north through the weekend.
...Thunderstorms imply strong gusty and erratic winds...
WYZ280-101030-
Natrona County/Casper BLM-
Including the cities of Casper and Midwest
224 AM MDT Thu Oct 9 2025
.TODAY...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....72-77.
24 hr trend......3 degrees warmer.
Min humidity........17-23 percent.
24 hr trend......1 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph with higher gusts.
Ridge top winds.....Southwest around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......400-1800 ft agl until 1200, then 4000-6000 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers early
in the morning. Chance of showers 20 percent.
Chance of thunder...0 percent.
Min temperature.....46-51.
24 hr trend......3 degrees warmer.
Max humidity........62-68 percent.
24 hr trend......10 percent wetter.
Humidity recovery...Good.
20-foot winds.......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.....Northeast around 10 mph.
Mixing Height.......400-1200 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Mostly 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 30
percent.
Chance of thunder...10 percent.
Max temperature.....67-72.
24 hr trend......5 degrees cooler.
Min humidity........45-51 percent.
24 hr trend......29 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then south
10 to 15 mph with gusts to around 30 mph.
Ridge top winds.....South 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph until 1200, then around 20
mph.
Mixing Height.......200-1600 ft agl until 1200, then 1800-3800 ft
agl.
Smoke dispersal.....Poor.
.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 lower 40s. Highs in the
lower 70s. Southwest winds around 20 mph.
.SUNDAY...Cooler. Mostly clear. Chance of showers. Lows around
30. Highs in the mid 50s. West winds around 20 mph.
.COLUMBUS DAY...Partly cloudy. Lows in the mid 30s. Highs in the
upper 50s. East winds around 10 mph.
.TUESDAY...Partly cloudy with slight chance of showers. Lows in
the mid 30s. Highs in the upper 50s.
.WEDNESDAY...Mostly sunny. Slight chance of showers in the
morning. Highs in the upper 50s.
$$
WYZ283-101030-
Upper Wind River Basin/Wind River Basin-
Including the cities of Crowheart, Lander, Riverton, and Shoshoni
224 AM MDT Thu Oct 9 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....67-72.
24 hr trend......3 degrees warmer.
Min humidity........22-28 percent.
24 hr trend......2 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 east.
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.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers early
in the morning. Chance of showers 20 percent.
Chance of thunder...0 percent.
Min temperature.....42-47.
24 hr trend......5 degrees warmer.
Max humidity........69-75 percent.
24 hr trend......10 percent wetter.
Humidity recovery...Good.
20-foot winds.......Downslope/downvalley 4-7 mph. Gusts up to 20
mph.
Ridge top winds.....Northeast around 10 mph until 2400, then
southeast.
Chc of wetting rain.Zero percent.
Transport winds.....Northeast around 10 mph until 2400, then
southeast.
Mixing Height.......400-1000 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Mostly cloudy then becoming 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.....65-70.
24 hr trend......2 degrees cooler.
Min humidity........50-56 percent.
24 hr trend......22 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then south
around 10 mph with gusts to around 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.......400-1600 ft agl until 1200, then 1600-3600 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 around 40. Highs in the lower 70s.
Southwest winds around 15 mph.
.SUNDAY...Cooler. Mostly clear. Chance of snow showers and slight
chance of showers. Lows around 30. Highs in the mid 50s. West
winds around 15 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 slight chance of showers. Lows in
the lower 30s. Highs in the mid 50s.
.WEDNESDAY...Mostly sunny with slight chance of showers. Highs in
the mid 50s.
$$
WYZ285-101030-
South Bighorn Mountains-
224 AM MDT Thu Oct 9 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....65-70.
24 hr trend......4 degrees warmer.
Min humidity........17-23 percent.
24 hr trend......1 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.......400-2400 ft agl until 1200, then 3200-5200 ft
agl.
Smoke dispersal.....Poor to fair.
.TONIGHT...
Sky/weather.........Clear then becoming partly cloudy. Slight
chance of showers early in the morning. Chance
of showers 20 percent.
Chance of thunder...0 percent.
Min temperature.....47-52.
24 hr trend......2 degrees warmer.
Max humidity........47-53 percent.
24 hr trend......12 percent wetter.
Humidity recovery...Moderate.
20-foot winds.......Downslope/downvalley 4-7 mph until 2100, then
east around 10 mph until 0300, then south.
Gusts up to 20 mph.
Ridge top winds.....Southeast around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....East around 15 mph.
Mixing Height.......200-1000 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...20 percent.
Max temperature.....63-68.
24 hr trend......3 degrees cooler.
Min humidity........47-53 percent.
24 hr trend......28 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.......200-1600 ft agl until 1200, then 1800-3800 ft
agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 40s. South winds
around 15 mph.
.SATURDAY...Partly cloudy with chance of showers and slight
chance of thunderstorms. Lows in the upper 30s. Highs in the mid
60s. Southwest winds around 20 mph.
.SUNDAY...Cooler. Mostly clear with chance of showers, snow
showers and slight chance of thunderstorms. Lows around 30. Highs
in the upper 40s. West winds around 15 mph.
.COLUMBUS DAY...Partly cloudy. Lows in the lower 30s. Highs in
the upper 40s. East winds around 10 mph.
.TUESDAY...Partly cloudy with slight chance of showers. Lows in
the lower 30s. Highs around 50.
.WEDNESDAY...Mostly sunny. Slight chance of showers and snow
showers in the morning, then slight chance of showers in the
afternoon. Highs in the upper 40s.
$$
WYZ281-101030-
Johnson County/Casper BLM-
Including the cities of Buffalo and Kaycee
224 AM MDT Thu Oct 9 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....67-72.
24 hr trend......1 degree 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. 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.......400-1800 ft agl until 1200, then 3400-5400 ft
agl.
Smoke dispersal.....Poor to fair.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....46-51.
24 hr trend......4 degrees warmer.
Max humidity........59-65 percent.
24 hr trend......4 percent wetter.
Humidity recovery...Good.
20-foot winds.......North winds around 10 mph until 2100, then
downslope/downvalley 4-7 mph. Gusts up to 15
mph.
Ridge top winds.....North around 10 mph until 2400, then southwest.
Chc of wetting rain.Zero percent.
Transport winds.....North around 10 mph until 2400, then southeast.
Mixing Height.......400-1000 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Partly cloudy. Slight chance of showers in the
morning. Slight chance of showers and
thunderstorms late in the afternoon. 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......19 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.......1000-3000 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 and slight
chance of thunderstorms. Lows in the mid 40s. Highs in the upper
70s. Southwest winds around 15 mph.
.SUNDAY...Much cooler. Partly cloudy with chance of showers and
slight chance of thunderstorms. Lows in the lower 30s. Highs in
the mid 50s. Northwest winds around 15 mph.
.COLUMBUS DAY...Partly cloudy. Lows in the mid 30s. Highs in the
mid 50s. Northeast winds around 10 mph.
.TUESDAY THROUGH WEDNESDAY...Partly cloudy with slight chance of
showers. Lows in the mid 30s. Highs in the upper 50s.
$$
WYZ282-101030-
South Bighorn Basin/Worland BLM-
Including the cities of Ten Sleep, Thermopolis, and Worland
224 AM MDT Thu Oct 9 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....66-71.
24 hr trend......3 degrees warmer.
Min humidity........16-22 percent.
24 hr trend......4 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph.
Ridge top winds.....South around 10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph.
Mixing Height.......400-1200 ft agl until 1200, then 1600-3600 ft
agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Clear then becoming partly cloudy.
Chance of thunder...0 percent.
Min temperature.....45-50.
24 hr trend......4 degrees warmer.
Max humidity........56-62 percent.
24 hr trend......4 percent wetter.
Humidity recovery...Moderate.
20-foot winds.......Downslope/downvalley 4-7 mph until 2100, then
southwest around 10 mph until 2400, then
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.....Southeast around 10 mph until 2400, then south.
Mixing Height.......400-1000 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.....66-71.
24 hr trend......Unchanged.
Min humidity........41-47 percent.
24 hr trend......21 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.......200-1600 ft agl until 1200, then 2000-4000 ft
agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Partly 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 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 lower 30s. Highs in the
mid 50s. Winds generally less than 10 mph.
.TUESDAY...Partly cloudy with chance of snow showers and slight
chance of showers. Lows in the lower 30s. Highs in the lower 50s.
.WEDNESDAY...Partly cloudy with slight chance of showers. Highs
in the lower 50s.
$$
WYZ275-101030-
North Bighorn Basin/Worland BLM-
Including the cities of Greybull, Lovell, and Powell
224 AM MDT Thu Oct 9 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....62-67.
24 hr trend......1 degree warmer.
Min humidity........19-25 percent.
24 hr trend......1 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph.
Ridge top winds.....Southeast around 10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph.
Mixing Height.......400-1400 ft agl until 1200, then 1600-3600 ft
agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....44-49.
24 hr trend......2 degrees warmer.
Max humidity........58-64 percent.
24 hr trend......Unchanged.
Humidity recovery...Good.
20-foot winds.......Downslope/downvalley 4-7 mph. Gusts up to 15
mph.
Ridge top winds.....Northeast 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.......400-800 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Max temperature.....65-70.
24 hr trend......2 degrees warmer.
Min humidity........39-45 percent.
24 hr trend......13 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.....Southeast 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast 10 to 15 mph.
Mixing Height.......200-1400 ft agl until 1200, then 1600-3600 ft
agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Mostly clear. Lows in the upper 40s. 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 chance of showers and slight
chance of thunderstorms. Lows in the lower 30s. Highs in the mid
50s. Northwest winds around 10 mph.
.COLUMBUS DAY...Partly cloudy. Lows in the lower 30s. Highs in
the lower 50s. Winds generally less than 10 mph.
.TUESDAY...Partly cloudy with chance of showers and snow showers.
Lows in the lower 30s. Highs in the lower 50s.
.WEDNESDAY...Partly cloudy. Slight chance of showers and snow
showers in the morning, then slight chance of showers in the
afternoon. Highs in the lower 50s.
$$
WYZ276-101030-
Cody Foothills-
Including the cities of Clark, Cody, and Meeteetse
224 AM MDT Thu Oct 9 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....64-69.
24 hr trend......Unchanged.
Min humidity........22-28 percent.
24 hr trend......7 percent wetter.
20-foot winds.......Southwest winds around 10 mph until 0900, then
upslope/upvalley 5-9 mph until 1500, then
southeast around 10 mph. Gusts up to 15 mph.
Ridge top winds.....Southwest around 10 mph until 1200, then
southeast.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......400-2200 ft agl until 1200, then 3600-5600 ft
agl.
Smoke dispersal.....Poor to fair.
.TONIGHT...
Sky/weather.........Clear then becoming partly cloudy.
Chance of thunder...0 percent.
Min temperature.....45-50.
24 hr trend......2 degrees warmer.
Max humidity........54-60 percent.
24 hr trend......3 percent wetter.
Humidity recovery...Moderate.
20-foot winds.......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.........Mostly cloudy then becoming partly cloudy.
Slight chance of showers in the morning. Chance
of showers 20 percent.
Chance of thunder...0 percent.
Max temperature.....66-71.
24 hr trend......2 degrees warmer.
Min humidity........38-44 percent.
24 hr trend......12 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.......400-1800 ft agl until 1200, then 2000-4000 ft
agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Mostly clear. Lows in the upper 40s. Southwest
winds around 10 mph.
.SATURDAY...Partly cloudy. Showers and slight chance of
thunderstorms. Lows in the upper 30s. Highs in the lower 70s.
Southwest winds around 10 mph.
.SUNDAY...Much cooler. Partly cloudy with showers and snow
showers likely. Lows around 30. Highs around 50. West winds
around 10 mph.
.COLUMBUS DAY...Partly cloudy. Lows around 30. Highs in the upper
40s. Winds generally less than 10 mph.
.TUESDAY THROUGH WEDNESDAY...Partly cloudy with chance of showers
and snow showers. Lows in the lower 30s. Highs 46 to 51.
$$
WYZ287-101030-
Owl Creek Mountains-
224 AM MDT Thu Oct 9 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....63-68.
24 hr trend......4 degrees warmer.
Min humidity........20-26 percent.
24 hr trend......5 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.......200-1200 ft agl until 1200, then 1800-3800 ft
agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....43-48.
24 hr trend......3 degrees warmer.
Max humidity........54-60 percent.
24 hr trend......4 percent wetter.
Humidity recovery...Moderate.
20-foot winds.......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.....South 10 to 15 mph.
Mixing Height.......200-800 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Slight chance of showers. Chance of showers 20
percent.
Chance of thunder...0 percent.
Max temperature.....60-65.
24 hr trend......2 degrees 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 around 15 mph.
Mixing Height.......600-2600 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 with showers likely and slight chance
of thunderstorms. Lows in the upper 30s. Highs in the upper 60s.
Southwest winds around 10 mph.
.SUNDAY...Cooler. Mostly clear with chance of showers and snow
showers. Lows around 30. Highs in the upper 40s. West winds
around 15 mph.
.COLUMBUS DAY...Mostly clear. Lows in the lower 30s. Highs in the
upper 40s. Winds generally less than 10 mph.
.TUESDAY...Partly cloudy with chance of showers and snow showers.
Lows in the lower 30s. Highs in the upper 40s.
.WEDNESDAY...Partly cloudy. Slight chance of showers and snow
showers in the morning, then slight chance of showers in the
afternoon. Highs in the upper 40s.
$$
WYZ286-101030-
Absaroka Mountains/North Shoshone NF-
Including the city of Pahaska
224 AM MDT Thu Oct 9 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....57-62.
24 hr trend......3 degrees warmer.
Min humidity........26-32 percent.
24 hr trend......2 percent wetter.
20-foot winds.......West winds around 10 mph until 0900, then
upslope/upvalley 5-9 mph until 1200, then
southwest around 10 mph. Gusts up to 20 mph.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph until 1200, then around
20 mph.
Mixing Height.......800-2800 ft agl until 1200, then 4200-6200 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers early
in the morning. Chance of showers 20 percent.
Chance of thunder...0 percent.
Min temperature.....40-45.
24 hr trend......4 degrees warmer.
Max humidity........64-70 percent.
24 hr trend......1 percent wetter.
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.........Mostly cloudy then becoming partly cloudy.
Slight chance of showers through the day.
Slight chance of thunderstorms in the
afternoon. Chance of precipitation 20 percent.
Chance of thunder...10 percent.
Max temperature.....59-64.
24 hr trend......Unchanged.
Min humidity........49-55 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.......1600-3600 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...Snow showers with possible showers and thunderstorms
likely. Lows around 30. Highs in the upper 50s. Southwest winds
around 15 mph.
.SUNDAY...Much colder. Partly cloudy. Snow showers likely. Lows
in the lower 20s. Highs in the mid 30s. West winds around 15 mph.
.COLUMBUS DAY...Partly cloudy. Lows in the upper 20s. Highs in
the lower 40s. Winds generally less than 10 mph.
.TUESDAY THROUGH WEDNESDAY...Partly cloudy with chance of showers
and snow showers. Lows in the upper 20s. Highs 40 to 45.
$$
WYZ140-101030-
Yellowstone National Park-
Including the cities of Lake, Mammoth, and Old Faithful
224 AM MDT Thu Oct 9 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....59-64.
24 hr trend......4 degrees warmer.
Min humidity........25-31 percent.
24 hr trend......1 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.Zero percent.
Transport winds.....South around 10 mph until 1200, then southwest
around 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.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers early
in the morning. 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......2 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Downslope/downvalley 4-7 mph until 2400, then
southeast around 10 mph until 0300, 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.......400-2200 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...10 percent.
Max temperature.....60-65.
24 hr trend......Unchanged.
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.5 percent.
Transport winds.....South around 10 mph until 1200, then around 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. Slight chance of showers and
thunderstorms in the evening, then chance of showers after
midnight. Lows around 40. South winds around 10 mph.
.SATURDAY...Cooler. Showers, snow showers and slight chance of
thunderstorms. Lows in the mid 20s. Highs in the lower 50s.
Southwest winds around 10 mph.
.SUNDAY...Colder. Mostly cloudy. Snow showers likely and slight
chance of thunderstorms. Lows around 20. 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 mid 20s. Highs in the mid 40s. Winds
generally less than 10 mph.
.TUESDAY...Mostly cloudy. Chance of showers, snow showers and
slight chance of thunderstorms. Lows in the mid 20s. Highs in the
mid 40s.
.WEDNESDAY...Partly cloudy with chance of snow showers and
showers. Highs in the lower 40s.
$$
WYZ415-101030-
North Zone Bridger Teton NF and Grand Teton NP-
Including the cities of Jackson and Moran
224 AM MDT Thu Oct 9 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....59-64.
24 hr trend......3 degrees warmer.
Min humidity........28-34 percent.
24 hr trend......1 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.....South around 10 mph until 1200, then southwest
around 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.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers early
in the morning. Chance of showers early in the
morning. Chance of showers 50 percent.
Chance of thunder...0 percent.
Min temperature.....35-40.
24 hr trend......5 degrees warmer.
Max humidity........79-85 percent.
24 hr trend......19 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Downslope/downvalley 4-7 mph until 2100, then
southeast around 10 mph until 0300, 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.......400-2200 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.....57-62.
24 hr trend......1 degree 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.12 percent.
Transport winds.....South 10 to 15 mph.
Mixing Height.......1200-3200 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Partly cloudy. Slight chance of showers and
thunderstorms in the evening, then chance of showers and slight
chance of thunderstorms after midnight. Lows in the lower 40s.
South winds around 10 mph.
.SATURDAY...Showers, snow showers and chance of thunderstorms.
Lows in the mid 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...Not as cool. Partly cloudy. 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. Chance of showers, snow showers and
slight chance of thunderstorms. Lows in the upper 20s. Highs in
the mid 40s.
.WEDNESDAY...Partly cloudy with chance of snow showers and
showers. Highs in the lower 40s.
$$
WYZ416-101030-
West Wind River Mountains/East Zone Bridger Teton NF-
224 AM MDT Thu Oct 9 2025
.TODAY...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....56-61.
24 hr trend......4 degrees warmer.
Min humidity........28-34 percent.
24 hr trend......Unchanged.
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 15 to 20 mph.
Mixing Height.......600-2600 ft agl until 1200, then 4400-6400 ft
agl.
Smoke dispersal.....Poor until 1200, then good to very good.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers early
in the morning. Chance of showers early in the
morning. Chance of showers 40 percent.
Chance of thunder...0 percent.
Min temperature.....36-41.
24 hr trend......5 degrees warmer.
Max humidity........84-90 percent.
24 hr trend......31 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Downslope/downvalley 4-7 mph until 2400, 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.....Southeast 10 to 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.....52-57.
24 hr trend......3 degrees cooler.
Min humidity........68-74 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.Zero percent until 1200, then 10 percent.
Transport winds.....South 10 to 15 mph.
Mixing Height.......1000-3000 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 and slight
chance of thunderstorms after midnight. Lows in the upper 30s.
South winds around 10 mph.
.SATURDAY...Showers, snow showers and slight chance of
thunderstorms. Lows in the mid 20s. Highs in the lower 50s.
Southwest winds around 15 mph.
.SUNDAY...Colder. Partly cloudy. Chance of snow showers. Lows in
the lower 20s. Highs in the lower 30s. West winds around 15 mph.
.COLUMBUS DAY...Partly cloudy. Lows in the upper 20s. Highs in
the lower 40s. Southeast winds around 10 mph.
.TUESDAY...Partly cloudy. 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.
$$
WYZ288-101030-
East Wind River Mountains/South Shoshone NF-
Including the cities of Dubois and South Pass
224 AM MDT Thu Oct 9 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....61-66.
24 hr trend......3 degrees warmer.
Min humidity........27-33 percent.
24 hr trend......3 percent wetter.
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 15 to 20 mph.
Mixing Height.......800-2800 ft agl until 1200, then 4600-6600 ft
agl.
Smoke dispersal.....Poor until 1200, then good to very good.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers early
in the morning. Chance of showers early in the
morning. Chance of showers 40 percent.
Chance of thunder...0 percent.
Min temperature.....39-44.
24 hr trend......4 degrees warmer.
Max humidity........78-84 percent.
24 hr trend......27 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.....Southwest around 10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 10 to 15 mph.
Mixing Height.......200-1600 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.....56-61.
24 hr trend......4 degrees cooler.
Min humidity........62-68 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.......1000-3000 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 lower 40s. Southwest winds around 10 mph.
.SATURDAY...Snow showers with possible showers and thunderstorms
likely. Lows in the lower 30s. Highs in the mid 50s. Southwest
winds around 15 mph.
.SUNDAY...Colder. Partly cloudy with chance of snow showers. Lows
in the mid 20s. Highs in the upper 30s. West winds around 15 mph.
.COLUMBUS DAY...Partly cloudy with slight chance of snow showers.
Lows in the lower 30s. Highs in the mid 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 mid
40s.
.WEDNESDAY...Partly cloudy. Chance of snow showers and slight
chance of showers in the morning, then chance of showers and snow
showers in the afternoon. Highs in the mid 40s.
$$
WYZ414-101030-
Salt and Wyoming Ranges/West Zone Bridger Teton NF-
Including the city of Afton
224 AM MDT Thu Oct 9 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....59-64.
24 hr trend......3 degrees warmer.
Min humidity........27-33 percent.
24 hr trend......1 percent wetter.
20-foot winds.......South winds around 10 mph with higher gusts.
Ridge top winds.....South around 15 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 very good.
.TONIGHT...
Sky/weather.........Mostly clear then becoming mostly cloudy.
Slight chance of showers early in the morning.
Chance of showers early in the morning. Chance
of showers 50 percent.
Chance of thunder...0 percent.
Min temperature.....38-43.
24 hr trend......5 degrees warmer.
Max humidity........82-88 percent.
24 hr trend......28 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Downslope/downvalley 4-7 mph until 2100, then
southeast around 10 mph until 0300, 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.......400-2400 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Showers likely through the day. Slight chance
of thunderstorms 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........65-71 percent.
24 hr trend......36 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.17 percent.
Transport winds.....South 10 to 15 mph.
Mixing Height.......1200-3200 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Partly cloudy. Chance of showers and
thunderstorms in the evening, then showers likely and slight
chance of thunderstorms 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 lower 20s. Highs in
the mid 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. Chance of showers, snow showers and
slight chance of thunderstorms. Lows in the upper 20s. Highs in
the upper 40s.
.WEDNESDAY...Partly cloudy with chance of showers and snow
showers. Highs in the mid 40s.
$$
WYZ278-101030-
Upper Green River Basin/Rock Springs BLM-
Including the cities of Big Piney, Farson, and Pinedale
224 AM MDT Thu Oct 9 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....61-66.
24 hr trend......2 degrees warmer.
Min humidity........23-29 percent.
24 hr trend......3 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then south
around 10 mph. Gusts up to 15 mph.
Ridge top winds.....Southeast around 10 mph until 1200, then south.
Chc of wetting rain.Zero percent.
Transport winds.....South 10 to 15 mph.
Mixing Height.......400-1600 ft agl until 1200, then 4200-6200 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers early
in the morning. Chance of showers early in the
morning. Chance of showers 40 percent.
Chance of thunder...0 percent.
Min temperature.....39-44.
24 hr trend......8 degrees warmer.
Max humidity........83-89 percent.
24 hr trend......25 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Downslope/downvalley 4-7 mph. Gusts up to 15
mph.
Ridge top winds.....Southeast 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, then slight chance of showers and
thunderstorms in the afternoon. Chance of
precipitation 50 percent.
Chance of thunder...20 percent.
Max temperature.....58-63.
24 hr trend......4 degrees cooler.
Min humidity........59-65 percent.
24 hr trend......34 percent wetter.
20-foot winds.......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.Zero percent.
Transport winds.....South around 10 mph.
Mixing Height.......1000-3000 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Mostly cloudy with slight chance of showers and
thunderstorms. Lows in the lower 40s. Winds generally less than
10 mph.
.SATURDAY...Mostly cloudy with showers, snow showers likely and
chance of thunderstorms. Lows around 30. Highs in the lower 60s.
Southwest winds around 15 mph.
.SUNDAY...Colder. Partly cloudy with slight chance of snow
showers. Lows in the lower 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 slight chance of showers,
thunderstorms 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.
$$
WYZ277-101030-
Lincoln and Uinta Counties/Lower Elevations-
Including the cities of Evanston, Fort Bridger, and Kemmerer
224 AM MDT Thu Oct 9 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....63-68.
24 hr trend......2 degrees warmer.
Min humidity........21-27 percent.
24 hr trend......7 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.....East around 10 mph until 1200, then south.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph until 1200, then southwest
around 20 mph.
Mixing Height.......200-2000 ft agl until 1200, then 5000-7000 ft
agl.
Smoke dispersal.....Poor until 1200, then good to very good.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of showers early in the morning.
Chance of showers early in the morning. Chance
of showers 50 percent.
Chance of thunder...0 percent.
Min temperature.....41-46.
24 hr trend......4 degrees warmer.
Max humidity........82-88 percent.
24 hr trend......34 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......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.......400-1800 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Mostly 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.....58-63.
24 hr trend......4 degrees cooler.
Min humidity........57-63 percent.
24 hr trend......33 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph. Gusts up to 15 mph.
Ridge top winds.....East around 10 mph until 1200, then south.
Chc of wetting rain.7 percent.
Transport winds.....East around 10 mph until 1200, then south.
Mixing Height.......200-1600 ft agl until 1200, then 2000-4000 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 and slight
chance of thunderstorms after midnight. Lows in the lower 40s.
Winds generally less than 10 mph.
.SATURDAY...Showers with possible snow showers and thunderstorms
likely. Lows in the lower 30s. Highs in the lower 60s. Southwest
winds around 15 mph.
.SUNDAY...Colder. Partly cloudy with chance of snow showers. Lows
in the mid 20s. Highs in the mid 40s. West winds around 10 mph.
.COLUMBUS DAY...Warmer. 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, snow showers and
slight chance of thunderstorms. Lows around 30. Highs in the mid
50s.
.WEDNESDAY...Partly cloudy. Slight chance of showers and snow
showers in the morning, then chance of showers in the afternoon.
Highs in the lower 50s.
$$
WYZ279-101030-
Sweetwater County/Rock Springs BLM/Flaming Gorge NRA-
Including the cities of Green River, Rock Springs, and Wamsutter
224 AM MDT Thu Oct 9 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....65-70.
24 hr trend......1 degree warmer.
Min humidity........26-32 percent.
24 hr trend......8 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.....Southwest 15 to 20 mph.
Mixing Height.......400-2400 ft agl until 1200, then 5400-7400 ft
agl.
Smoke dispersal.....Poor until 1200, then good to very good.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers early
in the morning. Chance of showers early in the
morning. Chance of showers 50 percent.
Chance of thunder...0 percent.
Min temperature.....46-51.
24 hr trend......4 degrees warmer.
Max humidity........83-89 percent.
24 hr trend......37 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.......400-2200 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........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.....57-62.
24 hr trend......8 degrees cooler.
Min humidity........71-77 percent.
24 hr trend......42 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.12 percent.
Transport winds.....South 15 to 20 mph.
Mixing Height.......800-2800 ft agl.
Smoke dispersal.....Poor.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Mostly cloudy with slight chance of showers and
thunderstorms. Lows in the upper 40s. South winds around 10 mph.
.SATURDAY...Mostly cloudy. Showers and 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 snow showers and
showers. Lows in the upper 20s. Highs in the upper 40s. West
winds around 15 mph.
.COLUMBUS DAY...Partly cloudy. 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 with slight chance of showers. Highs
in the mid 50s.
$$
WYZ289-101030-
Granite/Green/Ferris/Rattlesnake Mountains-
Including the city of Jeffrey City
224 AM MDT Thu Oct 9 2025
.TODAY...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....66-71.
24 hr trend......2 degrees warmer.
Min humidity........20-26 percent.
24 hr trend......5 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph with higher gusts.
Ridge top winds.....Southwest around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......200-1600 ft agl until 1200, then 4200-6200 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers early
in the morning. Chance of showers early in the
morning. Chance of showers 40 percent.
Chance of thunder...0 percent.
Min temperature.....45-50.
24 hr trend......3 degrees warmer.
Max humidity........71-77 percent.
24 hr trend......25 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Downslope/downvalley 4-7 mph until 2400, then
southeast around 10 mph until 0300, then
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.......200-1400 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......7 degrees cooler.
Min humidity........61-67 percent.
24 hr trend......37 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 15 to 20 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....South 15 to 20 mph.
Mixing Height.......800-2800 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 slight chance of showers after
midnight. 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 snow showers and slight
chance of showers. Lows in the upper 20s. Highs in the upper 40s.
Southwest winds around 20 mph.
.COLUMBUS DAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the mid 30s. Highs in the mid 50s. South
winds around 10 mph.
.TUESDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the mid 30s. Highs in the mid 50s.
.WEDNESDAY...Mostly sunny with slight chance of showers. Highs in
the lower 50s.
$$
WYZ300-101030-
Casper Mountain-
224 AM MDT Thu Oct 9 2025
.TODAY...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....66-71.
24 hr trend......3 degrees warmer.
Min humidity........19-25 percent.
24 hr trend......2 percent wetter.
20-foot winds.......South winds around 10 mph until 1200, then
west. Gusts up to 20 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.......400-2400 ft agl until 1200, then 5000-7000 ft
agl.
Smoke dispersal.....Poor until 1200, then very good.
.TONIGHT...
Sky/weather.........Mostly clear. Slight chance of showers early in
the morning. Chance of showers 20 percent.
Chance of thunder...0 percent.
Min temperature.....46-51.
24 hr trend......Unchanged.
Max humidity........53-59 percent.
24 hr trend......14 percent wetter.
Humidity recovery...Moderate.
20-foot winds.......Downslope/downvalley 4-7 mph until 2400, then
southeast around 10 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.......200-1000 ft agl.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Mostly cloudy. Slight chance of showers in the
morning, then chance of showers in the
afternoon. Chance of showers 30 percent.
Chance of thunder...0 percent.
Max temperature.....61-66.
24 hr trend......4 degrees cooler.
Min humidity........52-58 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 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...Mostly cloudy. Lows in the upper 40s. South winds
around 10 mph.
.SATURDAY...Partly cloudy. 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. Slight chance of showers and snow
showers. Lows in the lower 30s. Highs in the upper 40s. Southwest
winds around 20 mph.
.COLUMBUS DAY...Partly cloudy. 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 mid 50s.
.WEDNESDAY...Mostly sunny. Slight chance of showers in the
morning. Highs in the lower 50s.
$$