Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
150
FNUS55 KRIW 110931
FWFRIW
Fire Weather Planning Forecast for Western and Central Wyoming
National Weather Service Riverton WY
331 AM MDT Sat Oct 11 2025
.DISCUSSION...
...Yellowstone NP and Teton dispatch areas (includes fire weather
zones 140...414...415...and 416)...
Increasing chances for rain showers and thunderstorms, becoming
likely (50-80%) after 1200. Locally heavy rain and possible
localized flash flooding are the main threats. Small hail also
cannot be ruled out. Snow levels will drop from 11000 ft to 6000
ft between 1800 and 0000 as a cold front progresses eastward. Wind
gusts of 35 to 50 mph will also occur behind the front tonight.
...Cody dispatch area (includes fire weather zones 275...276...
282...283...285...286...287...288...and 289)...
***FREEZE WATCH FOR ZONES 275/282 IN EFFECT FROM LATE SUNDAY
NIGHT THROUGH MONDAY MORNING***
Showers will be possible over mainly zone 289 after 0900, with a
30% chance elsewhere across the dispatch area today. Locally heavy
rain will be possible with any persistent shower. Heavier showers
and thunderstorms with a greater threat for locally heavy rain
will occur over zone 286 after 1200, gradually moving into zone
276 after 1500. Additional showers and storms will move across the
area after sunset as a cold front moves eastward. Wind gusts of
35 to 50 mph will also occur behind the front tonight.
...Casper dispatch area (includes fire weather zones 277...278...
279...280...281...285...289...and 300)...
***FREEZE WATCH FOR ZONE 281 IN EFFECT FROM LATE SUNDAY NIGHT
THROUGH MONDAY MORNING***
Showers will be possible over zone 279/289 after sunrise this
morning, gradually moving over zones 280/281 through the rest of
the day. Locally heavy rain will be possible with any persistent
shower in these zones. Increasing chances for rain showers and
thunderstorms, becoming likely (50-80%) after 1200, over zones
277 and 278 and western portions of 279. Locally heavy rain and
possible localized flash flooding are the main threats. Wind
gusts of 35 to 50 mph will also occur behind the front tonight.
...Thunderstorms imply strong gusty and erratic winds...
WYZ280-121145-
Natrona County/Casper BLM-
Including the cities of Casper and Midwest
331 AM MDT Sat Oct 11 2025
.TODAY...
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.....66-71.
24 hr trend......Unchanged.
Min humidity........47-53 percent.
24 hr trend......4 percent wetter.
20-foot winds.......Southwest winds 15 to 20 mph with gusts to
around 30 mph.
Ridge top winds.....Southwest around 20 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....Southwest 20 to 25 mph.
Mixing Height.......1000-3000 ft agl.
Smoke dispersal.....Poor to fair.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....40-45.
24 hr trend......10 degrees cooler.
Max humidity........75-81 percent.
24 hr trend......7 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Southwest winds 15 to 20 mph with gusts to
around 40 mph.
Ridge top winds.....Southwest 20 to 25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 20 mph until 2400, then around
30 mph.
Mixing Height.......800-1600 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly sunny. Slight chance of showers early in
the morning. Slight chance of snow showers in
the morning. Chance of showers in the morning.
Chance of precipitation 40 percent.
Chance of thunder...0 percent.
Max temperature.....51-56.
24 hr trend......15 degrees cooler.
Min humidity........26-32 percent.
24 hr trend......27 percent drier.
20-foot winds.......Breezy. West winds 20 to 25 mph with gusts to
around 45 mph.
Ridge top winds.....West 25 to 30 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 30 to 35 mph.
Mixing Height.......2400-4400 ft agl until 1200, then 5000-7000 ft
agl.
Smoke dispersal.....Very good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Colder, clear. Lows in the upper 20s. East winds
around 10 mph.
.COLUMBUS DAY...Partly cloudy. Chance of showers. Lows in the mid
30s. Highs in the upper 50s. East winds around 10 mph.
.TUESDAY...Partly cloudy. Lows in the upper 30s. Highs in the mid
60s. Winds generally less than 10 mph.
.WEDNESDAY...Partly cloudy with chance of showers and slight
chance of thunderstorms. Lows in the upper 30s. Highs in the mid
60s. South winds around 10 mph.
.THURSDAY...Cooler. Partly cloudy with chance of showers. Lows in
the mid 30s. Highs in the lower 50s.
.FRIDAY...Partly cloudy. Highs in the mid 50s.
$$
WYZ283-121145-
Upper Wind River Basin/Wind River Basin-
Including the cities of Crowheart, Lander, Riverton, and Shoshoni
331 AM MDT Sat Oct 11 2025
.TODAY...
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.....64-69.
24 hr trend......2 degrees cooler.
Min humidity........49-55 percent.
24 hr trend......9 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.Less than 5 percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......600-1800 ft agl until 1200, then 2200-4200 ft
agl.
Smoke dispersal.....Poor to fair.
.TONIGHT...
Sky/weather.........Partly cloudy. Chance of showers and slight
chance of thunderstorms in the evening. Chance
of precipitation 50 percent.
Chance of thunder...10 percent.
Min temperature.....35-40.
24 hr trend......9 degrees cooler.
Max humidity........73-79 percent.
24 hr trend......14 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Southwest winds 10 to 15 mph with gusts to
around 35 mph until 2400, then west 15 to 20
mph with gusts to around 45 mph.
Ridge top winds.....West 20 to 25 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....Southwest 20 to 25 mph.
Mixing Height.......600-1600 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly sunny. Slight chance of showers early in
the morning. Slight chance of snow showers in
the morning. Slight chance of showers late in
the morning. Chance of precipitation 20
percent.
Chance of thunder...0 percent.
Max temperature.....49-54.
24 hr trend......15 degrees cooler.
Min humidity........29-35 percent.
24 hr trend......23 percent drier.
20-foot winds.......West winds 15 to 20 mph. Gusts up to 40 mph
until 1200, then 30 mph.
Ridge top winds.....West 20 to 25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 20 to 25 mph.
Mixing Height.......2400-4400 ft agl until 1200, then 5200-7200 ft
agl.
Smoke dispersal.....Good to very good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Clear. Lows in the upper 20s. Southwest winds
around 10 mph.
.COLUMBUS DAY...Partly cloudy. Chance of showers. Lows in the
lower 30s. Highs in the mid 50s. Winds generally less than
10 mph.
.TUESDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the mid 30s. Highs around 60. Winds
generally less than 10 mph.
.WEDNESDAY...Partly cloudy with showers likely and slight chance
of thunderstorms. Lows in the mid 30s. Highs in the lower 60s.
Southwest winds around 10 mph.
.THURSDAY...Cooler. Partly cloudy with chance of showers. Lows in
the lower 30s. Highs in the lower 50s.
.FRIDAY...Partly cloudy with slight chance of showers. Highs in
the mid 50s.
$$
WYZ285-121145-
South Bighorn Mountains-
331 AM MDT Sat Oct 11 2025
.TODAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of showers in the morning. Showers
likely and slight chance of thunderstorms in
the afternoon. Chance of precipitation 70
percent.
Chance of thunder...10 percent.
Max temperature.....62-67.
24 hr trend......2 degrees cooler.
Min humidity........49-55 percent.
24 hr trend......9 percent wetter.
20-foot winds.......Southwest winds 15 to 20 mph with gusts to
around 30 mph.
Ridge top winds.....Southwest 20 to 25 mph.
Chc of wetting rain.Zero percent until 1200, then 10 percent.
Transport winds.....Southwest 20 to 25 mph.
Mixing Height.......1000-3000 ft agl.
Smoke dispersal.....Poor to fair.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms in the evening. Chance of showers
and slight chance of snow showers after
midnight. Chance of precipitation 50 percent.
Chance of thunder...10 percent.
Min temperature.....34-39.
24 hr trend......12 degrees cooler.
Max humidity........80-86 percent.
24 hr trend......3 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Breezy. Southwest winds 15 to 20 mph with gusts
to around 35 mph until 2400, then west around
25 mph with gusts to around 50 mph.
Ridge top winds.....Southwest around 20 mph until 2400, then west
around 30 mph.
Chc of wetting rain.Zero percent until 2400, then 15 percent.
Transport winds.....Southwest 25 to 30 mph.
Mixing Height.......400-1400 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Chance of snow showers and showers in the
morning, then slight chance of snow showers in
the afternoon. Chance of precipitation 50
percent.
Chance of thunder...0 percent.
Max temperature.....44-49.
24 hr trend......18 degrees cooler.
Min humidity........35-41 percent.
24 hr trend......14 percent drier.
20-foot winds.......Breezy. West winds 20 to 25 mph with gusts to
around 50 mph until 1500, then around 15 mph
with gusts to around 30 mph.
Ridge top winds.....West 20 to 25 mph.
Chc of wetting rain.20 percent until 1200, then zero percent.
Transport winds.....West 25 to 30 mph.
Mixing Height.......1600-3600 ft agl until 1200, then 4000-6000 ft
agl.
Smoke dispersal.....Good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the upper 20s. Southeast
winds around 10 mph.
.COLUMBUS DAY...Partly cloudy. Slight chance of showers. Lows in
the mid 30s. Highs in the upper 40s. East winds around 10 mph.
.TUESDAY...Partly cloudy with slight chance of showers. Lows in
the upper 30s. Highs in the mid 50s. South winds around 10 mph.
.WEDNESDAY...Partly cloudy. Showers likely and slight chance of
thunderstorms. Lows in the mid 30s. Highs in the upper 50s.
Southwest winds around 10 mph.
.THURSDAY...Colder. Partly cloudy with showers likely and chance
of snow showers. Lows in the lower 30s. Highs in the mid 40s.
.FRIDAY...Partly cloudy with slight chance of showers and snow
showers. Highs in the upper 40s.
$$
WYZ281-121145-
Johnson County/Casper BLM-
Including the cities of Buffalo and Kaycee
331 AM MDT Sat Oct 11 2025
...FREEZE WATCH IN EFFECT FROM LATE SUNDAY NIGHT THROUGH MONDAY
MORNING...
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of showers and slight chance of
thunderstorms in the afternoon. Chance of
precipitation 50 percent.
Chance of thunder...10 percent.
Max temperature.....70-75.
24 hr trend......Unchanged.
Min humidity........40-46 percent.
24 hr trend......2 percent wetter.
20-foot winds.......Southwest winds 15 to 20 mph with gusts to
around 30 mph.
Ridge top winds.....Southwest 20 to 25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 20 to 25 mph.
Mixing Height.......400-2400 ft agl until 1200, then 3400-5400 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms early in the evening. Slight
chance of showers after midnight. Chance of
precipitation 20 percent.
Chance of thunder...10 percent.
Min temperature.....38-43.
24 hr trend......11 degrees cooler.
Max humidity........83-89 percent.
24 hr trend......1 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Southwest winds 10 to 15 mph until 0300, then
northwest. Gusts up to 35 mph.
Ridge top winds.....Southwest around 20 mph until 2400, then west.
Chc of wetting rain.Less than 5 percent.
Transport winds.....Southwest around 20 mph until 2400, then west.
Mixing Height.......600-1400 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Showers likely in the morning, then slight
chance of showers in the afternoon. Chance of
showers 70 percent.
Chance of thunder...0 percent.
Max temperature.....49-54.
24 hr trend......21 degrees cooler.
Min humidity........36-42 percent.
24 hr trend......1 percent wetter.
20-foot winds.......Northwest winds 10 to 15 mph. Gusts up to 35
mph until 1200, then 25 mph.
Ridge top winds.....Northwest around 20 mph.
Chc of wetting rain.15 percent until 1200, then zero percent.
Transport winds.....West around 25 mph.
Mixing Height.......2000-4000 ft agl until 1200, then 4600-6600 ft
agl.
Smoke dispersal.....Good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Colder. Mostly clear. Lows in the upper 20s.
Winds generally less than 10 mph.
.COLUMBUS DAY THROUGH TUESDAY...Partly cloudy. Lows 35 to 40.
Highs 58 to 63. Southeast winds around 10 mph.
.WEDNESDAY...Partly cloudy with chance of showers and slight
chance of thunderstorms. Lows in the upper 30s. Highs in the mid
60s. Southwest winds around 10 mph.
.THURSDAY...Cooler. Partly cloudy with chance of showers. Lows in
the mid 30s. Highs in the lower 50s.
.FRIDAY...Partly cloudy with slight chance of showers. Highs in
the upper 50s.
$$
WYZ282-121145-
South Bighorn Basin/Worland BLM-
Including the cities of Ten Sleep, Thermopolis, and Worland
331 AM MDT Sat Oct 11 2025
...FREEZE WATCH IN EFFECT FROM LATE SUNDAY NIGHT THROUGH MONDAY
MORNING...
.TODAY...
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.....65-70.
24 hr trend......1 degree cooler.
Min humidity........45-51 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.....South 15 to 20 mph.
Mixing Height.......400-1600 ft agl until 1200, then 2400-4400 ft
agl.
Smoke dispersal.....Poor until 1200, then fair to good.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of showers and slight chance of
thunderstorms through the night. Chance of
precipitation 50 percent.
Chance of thunder...10 percent.
Min temperature.....33-38.
24 hr trend......10 degrees cooler.
Max humidity........81-87 percent.
24 hr trend......2 percent drier.
Humidity recovery...Excellent.
20-foot winds.......South winds around 10 mph until 2100, then
west. Gusts up to 30 mph.
Ridge top winds.....Southwest around 15 mph until 2400, then west.
Chc of wetting rain.5 percent until 2400, then 15 percent.
Transport winds.....South around 15 mph until 2400, then west.
Mixing Height.......400-1400 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Chance of snow showers early in the morning.
Chance of showers in the morning. Chance of
precipitation 50 percent.
Chance of thunder...0 percent.
Max temperature.....47-52.
24 hr trend......18 degrees cooler.
Min humidity........38-44 percent.
24 hr trend......7 percent drier.
20-foot winds.......West winds 10 to 15 mph with gusts to around 35
mph until 1500, then north and gusty.
Ridge top winds.....Northwest 15 to 20 mph.
Chc of wetting rain.10 percent until 1200, then zero percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......2200-4200 ft agl until 1200, then 5200-7200 ft
agl.
Smoke dispersal.....Fair to good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the lower 30s. Winds
generally less than 10 mph.
.COLUMBUS DAY...Partly cloudy. Slight chance of showers. Lows in
the lower 30s. Highs in the lower 50s. Winds generally less than
10 mph.
.TUESDAY...Mostly clear. Lows in the mid 30s. Highs in the upper
50s. Winds generally less than 10 mph.
.WEDNESDAY...Partly cloudy. Showers likely and slight chance of
thunderstorms. Lows in the mid 30s. Highs in the lower 60s.
Northwest winds around 10 mph.
.THURSDAY...Cooler. Partly cloudy with chance of showers. Lows in
the mid 30s. Highs in the lower 50s.
.FRIDAY...Partly cloudy with slight chance of showers. Highs in
the mid 50s.
$$
WYZ275-121145-
North Bighorn Basin/Worland BLM-
Including the cities of Greybull, Lovell, and Powell
331 AM MDT Sat Oct 11 2025
...FREEZE WATCH IN EFFECT FROM LATE SUNDAY NIGHT THROUGH MONDAY
MORNING...
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of showers in the morning, then
chance of showers and slight chance of
thunderstorms in the afternoon. Chance of
precipitation 50 percent.
Chance of thunder...20 percent.
Max temperature.....63-68.
24 hr trend......Unchanged.
Min humidity........44-50 percent.
24 hr trend......6 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.Less than 5 percent.
Transport winds.....South 15 to 20 mph.
Mixing Height.......400-2000 ft agl until 1200, then 2400-4400 ft
agl.
Smoke dispersal.....Poor to fair.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of showers early in the evening.
Slight chance of thunderstorms until early
morning. Chance of showers early in the
evening. Chance of precipitation 50 percent.
Chance of thunder...20 percent.
Min temperature.....32-37.
24 hr trend......9 degrees cooler.
Max humidity........87-93 percent.
24 hr trend......4 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Downslope/downvalley 4-7 mph until 2100, then
northwest around 10 mph with gusts to around 30
mph until 2400, then west around 20 mph with
gusts to around 40 mph until 0300, then around
10 mph with gusts to around 40 mph.
Ridge top winds.....West 15 to 20 mph.
Chc of wetting rain.25 percent until 2400, then 35 percent.
Transport winds.....South around 15 mph until 2400, then northwest.
Mixing Height.......400-1600 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Partly cloudy. Chance of showers and snow
showers likely in the morning, then slight
chance of showers in the afternoon. No snow
accumulation. Chance of precipitation 70
percent.
Chance of thunder...0 percent.
Max temperature.....43-48.
24 hr trend......20 degrees cooler.
Min humidity........46-52 percent.
24 hr trend......2 percent drier.
20-foot winds.......West winds 10 to 15 mph. Gusts up to 30 mph
until 1200, then 15 mph.
Ridge top winds.....West around 15 mph.
Chc of wetting rain.20 percent until 1200, then zero percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......1600-3600 ft agl until 1200, then 4400-6400 ft
agl.
Smoke dispersal.....Fair to good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows around 30. Winds generally
less than 10 mph.
.COLUMBUS DAY...Partly cloudy. Lows in the lower 30s. Highs in
the lower 50s. Northwest winds around 10 mph.
.TUESDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the mid 30s. Highs in the mid 50s. Winds
generally less than 10 mph.
.WEDNESDAY...Partly cloudy with showers likely. Lows in the upper
30s. Highs in the upper 50s. Northwest winds around 10 mph.
.THURSDAY...Partly cloudy with showers likely. Lows in the mid
30s. Highs in the lower 50s.
.FRIDAY...Partly cloudy with slight chance of showers. Highs in
the mid 50s.
$$
WYZ276-121145-
Cody Foothills-
Including the cities of Clark, Cody, and Meeteetse
331 AM MDT Sat Oct 11 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of showers in the morning, then showers
likely and slight chance of thunderstorms in
the afternoon. Chance of precipitation 70
percent.
Chance of thunder...20 percent.
Max temperature.....66-71.
24 hr trend......Unchanged.
Min humidity........43-49 percent.
24 hr trend......7 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 until 1200, then 20 percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......600-2600 ft agl until 1200, then 3400-5400 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Slight chance of thunderstorms in the evening.
Chance of showers through the night. Slight
chance of snow showers after midnight. Chance
of precipitation 50 percent.
Chance of thunder...20 percent.
Min temperature.....34-39.
24 hr trend......12 degrees cooler.
Max humidity........77-83 percent.
24 hr trend......6 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Breezy. Downslope/downvalley 4-7 mph until
2100. Winds west 20 to 25 mph with gusts to
around 50 mph after 2400.
Ridge top winds.....West around 15 mph until 2400, then around 25
mph.
Chc of wetting rain.25 percent until 2400, then 10 percent.
Transport winds.....West around 15 mph until 2400, then around 25
mph.
Mixing Height.......600-1600 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Partly cloudy. Chance of showers and snow
showers in the morning, then slight chance of
showers and snow showers in the afternoon.
Chance of precipitation 50 percent.
Chance of thunder...0 percent.
Max temperature.....46-51.
24 hr trend......19 degrees cooler.
Min humidity........42-48 percent.
24 hr trend......3 percent drier.
20-foot winds.......West winds 10 to 15 mph. Gusts up to 45 mph
until 1200, then 25 mph.
Ridge top winds.....West 15 to 20 mph.
Chc of wetting rain.10 percent until 1200, then zero percent.
Transport winds.....West 20 to 25 mph.
Mixing Height.......2000-4000 ft agl until 1200, then 4800-6800 ft
agl.
Smoke dispersal.....Good to very good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 20s. Winds
generally less than 10 mph.
.COLUMBUS DAY...Partly cloudy. Lows around 30. Highs in the mid
40s. Winds generally less than 10 mph.
.TUESDAY...Partly cloudy with slight chance of showers and snow
showers. Lows in the mid 30s. Highs in the lower 50s. Winds
generally less than 10 mph.
.WEDNESDAY...Partly cloudy. Showers likely and slight chance of
thunderstorms. Lows in the mid 30s. Highs in the lower 50s. Winds
generally less than 10 mph.
.THURSDAY...Partly cloudy. Showers likely and chance of snow
showers. Lows in the mid 30s. Highs in the upper 40s.
.FRIDAY...Partly cloudy. Chance of showers and snow showers in
the morning, then chance of showers in the afternoon. Highs in
the lower 50s.
$$
WYZ287-121145-
Owl Creek Mountains-
331 AM MDT Sat Oct 11 2025
.TODAY...
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.....61-66.
24 hr trend......1 degree cooler.
Min humidity........49-55 percent.
24 hr trend......11 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.Less than 5 percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......200-1600 ft agl until 1200, then 1800-3800 ft
agl.
Smoke dispersal.....Poor to fair.
.TONIGHT...
Sky/weather.........Partly cloudy. Chance of showers and slight
chance of thunderstorms in the evening. Slight
chance of showers after midnight. Chance of
precipitation 50 percent.
Chance of thunder...10 percent.
Min temperature.....33-38.
24 hr trend......11 degrees cooler.
Max humidity........72-78 percent.
24 hr trend......5 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Southwest winds 10 to 15 mph until 2400, then
west around 20 mph. Gusts up to 40 mph.
Ridge top winds.....Southwest around 15 mph until 2400, then west
around 25 mph.
Chc of wetting rain.5 percent.
Transport winds.....Southwest around 15 mph until 2400, then west
around 25 mph.
Mixing Height.......200-1200 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Chance of snow showers in the morning. Chance
of showers late in the morning. Slight chance
of snow showers late in the morning. Chance of
precipitation 40 percent.
Chance of thunder...0 percent.
Max temperature.....44-49.
24 hr trend......16 degrees cooler.
Min humidity........35-41 percent.
24 hr trend......15 percent drier.
20-foot winds.......West winds 15 to 20 mph with gusts to around 45
mph until 1500, then around 10 mph with gusts
to around 25 mph.
Ridge top winds.....West 20 to 25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 30 mph until 1200, then around 20
mph.
Mixing Height.......1800-3800 ft agl until 1200, then 5000-7000 ft
agl.
Smoke dispersal.....Good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows around 30. Winds generally
less than 10 mph.
.COLUMBUS DAY...Partly cloudy. Slight chance of showers. Lows in
the lower 30s. Highs in the upper 40s. North winds around 10 mph.
.TUESDAY...Mostly clear with slight chance of showers. Lows in
the mid 30s. Highs in the lower 50s. Winds generally less than
10 mph.
.WEDNESDAY...Partly cloudy with showers likely and slight chance
of thunderstorms. Lows in the mid 30s. Highs in the mid 50s.
Northwest winds around 10 mph.
.THURSDAY...Cooler. Partly cloudy with showers likely and chance
of snow showers. Lows in the lower 30s. Highs in the mid 40s.
.FRIDAY...Partly cloudy. Chance of showers and snow showers in
the morning, then chance of showers in the afternoon. Highs in
the upper 40s.
$$
WYZ286-121145-
Absaroka Mountains/North Shoshone NF-
Including the city of Pahaska
331 AM MDT Sat Oct 11 2025
.TODAY...
Sky/weather.........Mostly cloudy. Chance of showers in the
morning. Slight chance of thunderstorms through
the day. Showers in the afternoon. Chance of
precipitation near 100 percent.
Chance of thunder...20 percent.
Max temperature.....57-62.
24 hr trend......5 degrees cooler.
Min humidity........62-68 percent.
24 hr trend......18 percent wetter.
20-foot winds.......Southwest winds around 10 mph with gusts to
around 30 mph.
Ridge top winds.....Southwest around 15 mph.
Chc of wetting rain.5 percent until 1200, then 50 percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......1400-3400 ft agl.
Smoke dispersal.....Poor to fair.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Showers, snow showers and slight chance of
thunderstorms in the evening, then chance of
snow showers and slight chance of showers after
midnight. Snow accumulation up to 2 inches.
Chance of precipitation near 100 percent.
Chance of thunder...20 percent.
Min temperature.....27-32.
24 hr trend......14 degrees cooler.
Max humidity........83-89 percent.
24 hr trend......1 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......West winds 10 to 15 mph with gusts to around 40
mph until 2400, then around 20 mph with gusts
to around 50 mph.
Ridge top winds.....West 20 to 25 mph.
Chc of wetting rain.50 percent until 2400, then 20 percent.
Transport winds.....West around 20 mph until 2400, then around 30
mph.
Mixing Height.......600-2200 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Partly cloudy. Snow showers likely in the
morning, then slight chance of snow showers in
the afternoon. Snow accumulation up to 2
inches. Chance of snow 70 percent.
Chance of thunder...0 percent.
Max temperature.....36-41.
24 hr trend......20 degrees cooler.
Min humidity........53-59 percent.
24 hr trend......7 percent drier.
20-foot winds.......West winds 15 to 20 mph. Gusts up to 45 mph
until 1200, then 35 mph.
Ridge top winds.....West 20 to 25 mph.
Chc of wetting rain.25 percent until 1200, then 5 percent.
Transport winds.....West 25 to 30 mph.
Mixing Height.......2600-4600 ft agl.
Smoke dispersal.....Good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the lower 20s. Winds
generally less than 10 mph.
.COLUMBUS DAY...Partly cloudy. Slight chance of showers and snow
showers. Lows in the upper 20s. Highs in the lower 40s. Winds
generally less than 10 mph.
.TUESDAY...Partly cloudy with chance of showers, snow showers and
slight chance of thunderstorms. Lows in the lower 30s. Highs in
the mid 40s. Winds generally less than 10 mph.
.WEDNESDAY...Partly cloudy. Showers, snow showers likely and
slight chance of thunderstorms. Lows in the upper 20s. Highs in
the mid 40s. Winds generally less than 10 mph.
.THURSDAY...Snow showers with showers likely. Lows in the upper
20s. Highs in the upper 30s.
.FRIDAY...Partly cloudy. Chance of snow showers in the morning,
then chance of snow showers and showers in the afternoon. Highs
in the upper 30s.
$$
WYZ140-121145-
Yellowstone National Park-
Including the cities of Lake, Mammoth, and Old Faithful
331 AM MDT Sat Oct 11 2025
.TODAY...
Sky/weather.........Mostly cloudy. Showers likely and slight chance
of thunderstorms in the morning, then showers
and chance of thunderstorms in the afternoon.
Chance of precipitation near 100 percent.
Chance of thunder...30 percent.
Max temperature.....53-58.
24 hr trend......9 degrees cooler.
Min humidity........67-73 percent.
24 hr trend......30 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph with gusts to
around 30 mph.
Ridge top winds.....Southwest around 15 mph.
Chc of wetting rain.35 percent until 1200, then 65 percent.
Transport winds.....Southwest around 20 mph.
Mixing Height.......800-2800 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy. Showers in the evening. Snow
showers and slight chance of thunderstorms
through the night. Snow accumulation up to 4
inches. Chance of precipitation near 100
percent.
Chance of thunder...20 percent.
Min temperature.....24-29.
24 hr trend......15 degrees cooler.
Max humidity........87-93 percent.
24 hr trend......Unchanged.
Humidity recovery...Excellent.
20-foot winds.......Southwest winds 15 to 20 mph with gusts to
around 40 mph.
Ridge top winds.....Southwest around 20 mph.
Chc of wetting rain.70 percent until 2400, then 55 percent.
Transport winds.....Southwest 20 to 25 mph.
Mixing Height.......800-2000 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly cloudy. Snow showers likely in the
morning, then chance of snow showers in the
afternoon. Snow accumulation up to 3 inches.
Chance of snow 70 percent.
Chance of thunder...0 percent.
Max temperature.....34-39.
24 hr trend......18 degrees cooler.
Min humidity........66-72 percent.
24 hr trend......5 percent drier.
20-foot winds.......Southwest winds 10 to 15 mph. Gusts up to 35
mph until 1200, then 25 mph.
Ridge top winds.....Southwest 15 to 20 mph.
Chc of wetting rain.35 percent until 1200, then 10 percent.
Transport winds.....Southwest 20 to 25 mph.
Mixing Height.......1600-3600 ft agl.
Smoke dispersal.....Fair to good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Partly cloudy. Slight chance of snow showers in
the evening. Lows around 19. Winds generally less than 10 mph.
.COLUMBUS DAY...Partly cloudy. Slight chance of showers and snow
showers. Lows in the mid 20s. Highs in the upper 40s. Winds
generally less than 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. Winds generally less than 10 mph.
.WEDNESDAY...Mostly cloudy with showers, snow showers likely and
slight chance of thunderstorms. Lows in the mid 20s. Highs in the
mid 40s. Winds generally less than 10 mph.
.THURSDAY...Mostly cloudy. Snow showers and showers. Lows in the
mid 20s. Highs in the upper 30s.
.FRIDAY...Mostly cloudy with chance of snow showers. Highs in the
mid 30s.
$$
WYZ415-121145-
North Zone Bridger Teton NF and Grand Teton NP-
Including the cities of Jackson and Moran
331 AM MDT Sat Oct 11 2025
.TODAY...
Sky/weather.........Mostly cloudy. Showers likely and slight chance
of thunderstorms in the morning, then showers
and chance of thunderstorms in the afternoon.
Chance of precipitation near 100 percent.
Chance of thunder...40 percent.
Max temperature.....51-56.
24 hr trend......9 degrees cooler.
Min humidity........74-80 percent.
24 hr trend......33 percent wetter.
20-foot winds.......South winds 10 to 15 mph with gusts to around
25 mph.
Ridge top winds.....South around 15 mph.
Chc of wetting rain.25 percent until 1200, then 80 percent.
Transport winds.....South around 15 mph.
Mixing Height.......600-2600 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy. Showers, snow showers and slight
chance of thunderstorms in the evening, then
chance of snow showers after midnight. Snow
accumulation up to 2 inches. Chance of
precipitation near 100 percent.
Chance of thunder...20 percent.
Min temperature.....21-26.
24 hr trend......16 degrees cooler.
Max humidity........92-98 percent.
24 hr trend......1 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......West winds 10 to 15 mph with gusts to around 40
mph.
Ridge top winds.....West 15 to 20 mph.
Chc of wetting rain.75 percent until 2400, then 15 percent.
Transport winds.....Southwest around 20 mph.
Mixing Height.......800-2000 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly cloudy. Snow showers likely in the
morning, then slight chance of thunderstorms
early in the afternoon. Chance of snow showers
in the afternoon. Snow accumulation up to 3
inches. Chance of precipitation 70 percent.
Chance of thunder...10 percent.
Max temperature.....31-36.
24 hr trend......18 degrees cooler.
Min humidity........72-78 percent.
24 hr trend......11 percent drier.
20-foot winds.......Southwest winds 10 to 15 mph. Gusts up to 35
mph until 1200, then 25 mph.
Ridge top winds.....Southwest 15 to 20 mph.
Chc of wetting rain.35 percent until 1200, then 5 percent.
Transport winds.....West around 20 mph.
Mixing Height.......2000-4000 ft agl.
Smoke dispersal.....Fair to good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the lower 20s. Winds
generally less than 10 mph.
.COLUMBUS DAY...Not as cool. Partly cloudy. Chance of showers and
snow showers. Lows in the upper 20s. 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 lower 30s. Highs in
the upper 40s. Winds generally less than 10 mph.
.WEDNESDAY...Snow showers, showers and slight chance of
thunderstorms. Lows in the upper 20s. Highs in the mid 40s. Winds
generally less than 10 mph.
.THURSDAY...Snow showers and showers. Lows in the mid 20s. Highs
in the upper 30s.
.FRIDAY...Mostly cloudy. Chance of snow showers in the morning,
then chance of snow showers and showers in the afternoon. Highs
in the mid 30s.
$$
WYZ416-121145-
West Wind River Mountains/East Zone Bridger Teton NF-
331 AM MDT Sat Oct 11 2025
.TODAY...
Sky/weather.........Mostly cloudy. Showers likely and slight chance
of thunderstorms in the morning, then showers
and chance of thunderstorms in the afternoon.
Chance of precipitation near 100 percent.
Chance of thunder...30 percent.
Max temperature.....49-54.
24 hr trend......3 degrees cooler.
Min humidity........74-80 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.50 percent until 1200, then 75 percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......400-2400 ft agl.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy. Showers, snow showers and slight
chance of thunderstorms in the evening, then
chance of snow showers after midnight. Snow
accumulation up to 1 inch. Chance of
precipitation near 100 percent.
Chance of thunder...20 percent.
Min temperature.....20-25.
24 hr trend......17 degrees cooler.
Max humidity........89-95 percent.
24 hr trend......2 percent drier.
Humidity recovery...Excellent.
20-foot winds.......West winds 15 to 20 mph with gusts to around 35
mph.
Ridge top winds.....West around 20 mph.
Chc of wetting rain.80 percent until 2400, then 10 percent.
Transport winds.....West 20 to 25 mph.
Mixing Height.......800-2800 ft agl.
Smoke dispersal.....Poor to fair.
.SUNDAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of snow showers in the morning. Slight
chance of snow showers in the afternoon. Chance
of snow 50 percent.
Chance of thunder...0 percent.
Max temperature.....31-36.
24 hr trend......17 degrees cooler.
Min humidity........58-64 percent.
24 hr trend......18 percent drier.
20-foot winds.......West winds 15 to 20 mph with gusts to around 35
mph.
Ridge top winds.....West around 20 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....West 20 to 25 mph.
Mixing Height.......2200-4200 ft agl.
Smoke dispersal.....Fair to good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows around 20. Winds generally
less than 10 mph.
.COLUMBUS DAY...Not as cool. Partly cloudy. 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 lower 30s. Highs in
the upper 40s. Southeast winds around 10 mph.
.WEDNESDAY...Mostly cloudy with snow showers, showers likely and
slight chance of thunderstorms. Lows in the mid 20s. Highs in the
mid 40s. Southwest winds around 10 mph.
.THURSDAY...Partly cloudy. Snow showers and showers likely. Lows
in the lower 20s. Highs in the mid 30s.
.FRIDAY...Partly cloudy with chance of snow showers. Highs in the
mid 30s.
$$
WYZ288-121145-
East Wind River Mountains/South Shoshone NF-
Including the cities of Dubois and South Pass
331 AM MDT Sat Oct 11 2025
.TODAY...
Sky/weather.........Cloudy then becoming partly cloudy. Showers
likely and slight chance of thunderstorms.
Chance of precipitation 70 percent.
Chance of thunder...20 percent.
Max temperature.....55-60.
24 hr trend......3 degrees cooler.
Min humidity........64-70 percent.
24 hr trend......11 percent wetter.
20-foot winds.......Breezy. Southwest winds 10 to 15 mph with gusts
to around 30 mph until 1200, then 20 to 25 mph
with gusts to around 45 mph.
Ridge top winds.....Southwest around 15 mph until 1200, then around
25 mph.
Chc of wetting rain.15 percent until 1200, then 45 percent.
Transport winds.....Southwest 20 to 25 mph.
Mixing Height.......1000-3000 ft agl.
Smoke dispersal.....Poor to fair.
.TONIGHT...
Sky/weather.........Partly cloudy. Showers, snow showers and slight
chance of thunderstorms in the evening, then
chance of showers and snow showers after
midnight. Snow accumulation up to 1 inch.
Chance of precipitation near 100 percent.
Chance of thunder...20 percent.
Min temperature.....25-30.
24 hr trend......15 degrees cooler.
Max humidity........79-85 percent.
24 hr trend......6 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Breezy. West winds 20 to 25 mph with gusts to
around 55 mph.
Ridge top winds.....West 25 to 30 mph.
Chc of wetting rain.60 percent until 2400, then 5 percent.
Transport winds.....Southwest around 30 mph.
Mixing Height.......600-2200 ft agl.
Smoke dispersal.....Poor to fair.
.SUNDAY...
Sky/weather.........Partly cloudy. Chance of snow showers in the
morning. Chance of snow 50 percent.
Chance of thunder...0 percent.
Max temperature.....35-40.
24 hr trend......18 degrees cooler.
Min humidity........49-55 percent.
24 hr trend......18 percent drier.
20-foot winds.......Breezy. West winds 20 to 25 mph until 1500,
then around 15 mph. Gusts up to 45 mph.
Ridge top winds.....West 25 to 30 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....West 30 to 35 mph.
Mixing Height.......2000-4000 ft agl.
Smoke dispersal.....Good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the mid 20s. Southwest
winds around 10 mph.
.COLUMBUS DAY...Partly cloudy. Chance of showers, snow showers
and slight chance of thunderstorms. Lows in the lower 30s. 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 30s. Highs in the
upper 40s. South winds around 10 mph.
.WEDNESDAY...Partly cloudy with showers, snow showers likely and
slight chance of thunderstorms. Lows around 30. Highs in the
upper 40s. Southwest winds around 10 mph.
.THURSDAY...Partly cloudy with snow showers and showers likely.
Lows in the upper 20s. Highs around 40.
.FRIDAY...Partly cloudy. Chance of snow showers in the morning,
then chance of snow showers and slight chance of showers in the
afternoon. Highs in the lower 40s.
$$
WYZ414-121145-
Salt and Wyoming Ranges/West Zone Bridger Teton NF-
Including the city of Afton
331 AM MDT Sat Oct 11 2025
.TODAY...
Sky/weather.........Mostly cloudy. Showers likely and slight chance
of thunderstorms in the morning, then showers
and chance of thunderstorms in the afternoon.
Chance of precipitation near 100 percent.
Chance of thunder...40 percent.
Max temperature.....51-56.
24 hr trend......7 degrees cooler.
Min humidity........73-79 percent.
24 hr trend......26 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph with gusts to
around 30 mph.
Ridge top winds.....Southwest 15 to 20 mph.
Chc of wetting rain.40 percent until 1200, then 80 percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......800-2800 ft agl.
Smoke dispersal.....Poor to fair.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Showers, snow showers and slight chance of
thunderstorms in the evening, then chance of
snow showers after midnight. Snow accumulation
up to 2 inches. Chance of precipitation near
100 percent.
Chance of thunder...20 percent.
Min temperature.....21-26.
24 hr trend......17 degrees cooler.
Max humidity........91-97 percent.
24 hr trend......Unchanged.
Humidity recovery...Excellent.
20-foot winds.......West winds around 15 mph with gusts to around
40 mph.
Ridge top winds.....West around 20 mph.
Chc of wetting rain.80 percent until 2400, then 5 percent.
Transport winds.....West 20 to 25 mph.
Mixing Height.......800-2200 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of snow showers in the morning, then
slight chance of snow showers in the afternoon.
Chance of snow 50 percent.
Chance of thunder...0 percent.
Max temperature.....32-37.
24 hr trend......18 degrees cooler.
Min humidity........62-68 percent.
24 hr trend......11 percent drier.
20-foot winds.......West winds 10 to 15 mph with gusts to around 35
mph.
Ridge top winds.....West 15 to 20 mph.
Chc of wetting rain.10 percent until 1200, then zero percent.
Transport winds.....West 20 to 25 mph.
Mixing Height.......1800-3800 ft agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the lower 20s. Winds
generally less than 10 mph.
.COLUMBUS DAY...Not as cool. Partly cloudy. 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, snow showers and
slight chance of thunderstorms. Lows in the lower 30s. Highs
around 50. Southeast winds around 10 mph.
.WEDNESDAY...Showers with possible snow showers and thunderstorms
likely. Lows in the upper 20s. Highs in the mid 40s. Winds
generally less than 10 mph.
.THURSDAY...Mostly cloudy. Snow showers and showers. Lows in the
mid 20s. Highs in the upper 30s.
.FRIDAY...Mostly cloudy with chance of snow showers and showers.
Highs in the upper 30s.
$$
WYZ278-121145-
Upper Green River Basin/Rock Springs BLM-
Including the cities of Big Piney, Farson, and Pinedale
331 AM MDT Sat Oct 11 2025
.TODAY...
Sky/weather.........Mostly cloudy. Slight chance of thunderstorms
in the morning. Showers likely through the day.
Chance of thunderstorms in the afternoon.
Chance of precipitation 70 percent.
Chance of thunder...30 percent.
Max temperature.....56-61.
24 hr trend......1 degree cooler.
Min humidity........60-66 percent.
24 hr trend......8 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 southwest
around 20 mph.
Chc of wetting rain.42 percent.
Transport winds.....South 15 to 20 mph.
Mixing Height.......600-1800 ft agl until 1200, then 2400-4400 ft
agl.
Smoke dispersal.....Poor to fair.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Showers likely and slight chance of
thunderstorms in the evening. Chance of snow
showers through the night. Chance of showers
after midnight. Little or no snow accumulation.
Chance of precipitation 70 percent.
Chance of thunder...20 percent.
Min temperature.....25-30.
24 hr trend......14 degrees cooler.
Max humidity........87-93 percent.
24 hr trend......10 percent drier.
Humidity recovery...Excellent.
20-foot winds.......West winds 15 to 20 mph with gusts to around 35
mph.
Ridge top winds.....West around 20 mph.
Chc of wetting rain.50 percent until 2400, then zero percent.
Transport winds.....West 20 to 25 mph.
Mixing Height.......800-2400 ft agl.
Smoke dispersal.....Poor to fair.
.SUNDAY...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Max temperature.....38-43.
24 hr trend......17 degrees cooler.
Min humidity........46-52 percent.
24 hr trend......18 percent drier.
20-foot winds.......West winds 10 to 15 mph with gusts to around 35
mph.
Ridge top winds.....West around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 20 to 25 mph.
Mixing Height.......1800-3800 ft agl until 1200, then 4600-6200 ft
agl.
Smoke dispersal.....Good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the lower 20s. Winds
generally less than 10 mph.
.COLUMBUS DAY THROUGH TUESDAY...Partly cloudy with slight chance
of showers and thunderstorms. Lows in the mid 30s. Highs 54 to
59. Southeast winds around 10 mph.
.WEDNESDAY...Partly cloudy. Chance of showers with possible snow
showers and thunderstorms likely. Lows around 30. Highs in the
mid 50s. Southwest winds around 10 mph.
.THURSDAY...Partly cloudy. Snow showers likely and chance of
showers. Lows in the mid 20s. Highs in the mid 40s.
.FRIDAY...Partly cloudy. Slight chance of snow showers in the
morning, then slight chance of showers and snow showers in the
afternoon. Highs in the upper 40s.
$$
WYZ277-121145-
Lincoln and Uinta Counties/Lower Elevations-
Including the cities of Evanston, Fort Bridger, and Kemmerer
331 AM MDT Sat Oct 11 2025
.TODAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Showers likely and slight chance of
thunderstorms in the morning, then showers and
chance of thunderstorms in the afternoon.
Chance of precipitation 90 percent.
Chance of thunder...40 percent.
Max temperature.....58-63.
24 hr trend......1 degree cooler.
Min humidity........56-62 percent.
24 hr trend......Unchanged.
20-foot winds.......South winds 10 to 15 mph with gusts to around
25 mph until 1200, then southwest around 20 mph
with gusts to around 35 mph.
Ridge top winds.....South around 15 mph until 1200, then southwest
around 25 mph.
Chc of wetting rain.45 percent.
Transport winds.....South around 15 mph until 1200, then southwest
around 25 mph.
Mixing Height.......400-2400 ft agl until 1200, then 3200-5200 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Showers with possible snow showers and
thunderstorms in the evening, then slight
chance of showers and snow showers after
midnight. Little or no snow accumulation.
Chance of precipitation near 100 percent.
Chance of thunder...20 percent.
Min temperature.....26-31.
24 hr trend......16 degrees cooler.
Max humidity........87-93 percent.
24 hr trend......5 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Breezy. West winds 20 to 25 mph with gusts to
around 40 mph until 2400, then around 15 mph
with gusts to around 35 mph.
Ridge top winds.....West 20 to 25 mph.
Chc of wetting rain.60 percent until 2400, then zero percent.
Transport winds.....West around 30 mph until 2400, then around 20
mph.
Mixing Height.......1000-3000 ft agl.
Smoke dispersal.....Poor to fair.
.SUNDAY...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Max temperature.....39-44.
24 hr trend......18 degrees cooler.
Min humidity........44-50 percent.
24 hr trend......9 percent drier.
20-foot winds.......West winds 10 to 15 mph with gusts to around 30
mph.
Ridge top winds.....West 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 20 mph.
Mixing Height.......1600-3600 ft agl until 1200, then 4000-5800 ft
agl.
Smoke dispersal.....Fair to good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the mid 20s. Winds
generally less than 10 mph.
.COLUMBUS DAY...Warmer. Partly cloudy. Chance of showers. Lows in
the mid 30s. Highs in the mid 50s. Winds generally less than
10 mph.
.TUESDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the mid 30s. Highs in the upper 50s. Winds
generally less than 10 mph.
.WEDNESDAY...Partly cloudy. Showers, snow showers likely and
slight chance of thunderstorms. Lows in the lower 30s. Highs in
the lower 50s. Southwest winds around 10 mph.
.THURSDAY...Partly cloudy with showers and snow showers likely.
Lows in the upper 20s. Highs in the mid 40s.
.FRIDAY...Partly cloudy with slight chance of showers and snow
showers. Highs in the upper 40s.
$$
WYZ279-121145-
Sweetwater County/Rock Springs BLM/Flaming Gorge NRA-
Including the cities of Green River, Rock Springs, and Wamsutter
331 AM MDT Sat Oct 11 2025
.TODAY...
Sky/weather.........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.....57-62.
24 hr trend......1 degree warmer.
Min humidity........60-66 percent.
24 hr trend......Unchanged.
20-foot winds.......South winds 10 to 15 mph until 1500, then
southwest around 20 mph. Gusts up to 30 mph.
Ridge top winds.....South 15 to 20 mph.
Chc of wetting rain.45 percent until 1200, then 10 percent.
Transport winds.....South around 15 mph until 1200, then southwest
around 25 mph.
Mixing Height.......400-1800 ft agl until 1200, then 2200-4200 ft
agl.
Smoke dispersal.....Poor to fair.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of thunderstorms
in the evening. Chance of showers until early
morning. Slight chance of showers after
midnight. Chance of precipitation 50 percent.
Chance of thunder...20 percent.
Min temperature.....31-36.
24 hr trend......14 degrees cooler.
Max humidity........83-89 percent.
24 hr trend......9 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Breezy. Southwest winds 20 to 25 mph until
2400, then west. Gusts up to 40 mph.
Ridge top winds.....West around 25 mph.
Chc of wetting rain.20 percent until 2400, then 5 percent.
Transport winds.....West around 25 mph.
Mixing Height.......600-2400 ft agl.
Smoke dispersal.....Poor to fair.
.SUNDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Chance of thunder...0 percent.
Max temperature.....43-48.
24 hr trend......16 degrees cooler.
Min humidity........43-49 percent.
24 hr trend......23 percent drier.
20-foot winds.......West winds 15 to 20 mph with gusts to around 35
mph.
Ridge top winds.....West 20 to 25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 20 to 25 mph.
Mixing Height.......1800-3800 ft agl until 1200, then 4600-6000 ft
agl.
Smoke dispersal.....Good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the upper 20s. Winds
generally less than 10 mph.
.COLUMBUS DAY...Warmer. Partly cloudy. Chance of showers and
slight chance of thunderstorms. Lows in the upper 30s. Highs in
the upper 50s. Southeast winds around 10 mph.
.TUESDAY...Mostly clear with slight chance of showers and
thunderstorms. Lows in the upper 30s. Highs around 60. South
winds around 10 mph.
.WEDNESDAY...Partly cloudy with chance of showers and slight
chance of thunderstorms. Lows in the mid 30s. Highs in the upper
50s. Southwest winds around 15 mph.
.THURSDAY...Cooler. Partly cloudy with chance of showers and
slight chance of snow showers. Lows in the upper 20s. Highs in
the upper 40s.
.FRIDAY...Partly cloudy. Slight chance of showers and snow
showers in the morning. Highs around 50.
$$
WYZ289-121145-
Granite/Green/Ferris/Rattlesnake Mountains-
Including the city of Jeffrey City
331 AM MDT Sat Oct 11 2025
.TODAY...
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.....59-64.
24 hr trend......1 degree warmer.
Min humidity........58-64 percent.
24 hr trend......1 percent drier.
20-foot winds.......Southwest winds 10 to 15 mph with gusts to
around 30 mph.
Ridge top winds.....Southwest around 20 mph.
Chc of wetting rain.17 percent.
Transport winds.....Southwest 20 to 25 mph.
Mixing Height.......1200-3200 ft agl.
Smoke dispersal.....Poor to fair.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of thunderstorms
in the evening. Chance of showers through the
night. Chance of precipitation 50 percent.
Chance of thunder...20 percent.
Min temperature.....34-39.
24 hr trend......12 degrees cooler.
Max humidity........79-85 percent.
24 hr trend......11 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Breezy. Southwest winds 15 to 20 mph until
2400, then west 20 to 25 mph. Gusts up to 45
mph.
Ridge top winds.....Southwest 25 to 30 mph.
Chc of wetting rain.10 percent until 2400, then zero percent.
Transport winds.....Southwest 25 to 30 mph.
Mixing Height.......600-2000 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....44-49.
24 hr trend......16 degrees cooler.
Min humidity........31-37 percent.
24 hr trend......27 percent drier.
20-foot winds.......Breezy. West winds 20 to 25 mph with gusts to
around 45 mph.
Ridge top winds.....West 25 to 30 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 30 mph.
Mixing Height.......1800-3800 ft agl until 1200, then 4400-6200 ft
agl.
Smoke dispersal.....Good to very good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Clear. Lows in the upper 20s. South winds around
10 mph.
.COLUMBUS DAY...Partly cloudy. Chance of showers and slight
chance of thunderstorms. Lows in the mid 30s. Highs in the mid
50s. Southeast winds around 10 mph.
.TUESDAY...Mostly clear with slight chance of showers and
thunderstorms. Lows in the upper 30s. Highs in the lower 60s.
South winds around 10 mph.
.WEDNESDAY...Partly cloudy with chance of showers and slight
chance of thunderstorms. Lows in the mid 30s. Highs around 60.
Southwest winds around 10 mph.
.THURSDAY...Cooler. Partly cloudy with chance of showers and snow
showers. Lows in the lower 30s. Highs in the upper 40s.
.FRIDAY...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.
$$
WYZ300-121145-
Casper Mountain-
331 AM MDT Sat Oct 11 2025
.TODAY...
Sky/weather.........Mostly cloudy. Chance of showers in the
morning, then showers likely and slight chance
of thunderstorms in the afternoon. Chance of
precipitation 70 percent.
Chance of thunder...10 percent.
Max temperature.....59-64.
24 hr trend......Unchanged.
Min humidity........60-66 percent.
24 hr trend......19 percent wetter.
20-foot winds.......Southwest winds 15 to 20 mph with gusts to
around 35 mph.
Ridge top winds.....Southwest around 20 mph.
Chc of wetting rain.Zero percent until 1200, then 10 percent.
Transport winds.....Southwest 20 to 25 mph.
Mixing Height.......600-2600 ft agl.
Smoke dispersal.....Poor to fair.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....36-41.
24 hr trend......12 degrees cooler.
Max humidity........76-82 percent.
24 hr trend......6 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Windy. Southwest winds 20 to 25 mph until 2400,
then 25 to 30 mph. Gusts up to 55 mph.
Ridge top winds.....Southwest 25 to 30 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 30 to 35 mph.
Mixing Height.......400-2000 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....45-50.
24 hr trend......15 degrees cooler.
Min humidity........30-36 percent.
24 hr trend......34 percent drier.
20-foot winds.......Breezy. West winds 20 to 25 mph. Gusts up to 50
mph until 1200, then 40 mph.
Ridge top winds.....West 25 to 30 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 35 to 40 mph.
Mixing Height.......1800-3800 ft agl until 1200, then 4400-6400 ft
agl.
Smoke dispersal.....Good to very good until 1200, then very good to
excellent.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Clear. Lows around 30. South winds around 10 mph.
.COLUMBUS DAY...Partly cloudy with chance of showers. Lows in the
upper 30s. Highs in the mid 50s. Southeast winds around 10 mph.
.TUESDAY...Mostly clear. Lows in the lower 40s. Highs around 60.
South winds around 10 mph.
.WEDNESDAY...Partly cloudy with chance of showers and slight
chance of thunderstorms. Lows in the upper 30s. Highs around 60.
Southwest winds around 10 mph.
.THURSDAY...Cooler. Partly cloudy with chance of showers and snow
showers. Lows in the lower 30s. Highs in the upper 40s.
.FRIDAY...Mostly sunny. Highs in the upper 40s.
$$