Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
549
FNUS55 KRIW 250933
FWFRIW
Fire Weather Planning Forecast for Western and Central Wyoming
National Weather Service Riverton WY
333 AM MDT Sat Jul 25 2026
.DISCUSSION...
...Yellowstone NP and Teton dispatch areas (includes fire weather
zones 140...414...415...and 416)...
Showers and thunderstorms are expected to develop along higher
elevations again today, moving to the northeast during the
afternoon. There is a threat for gusty winds with any storms,
possibly reaching 50 mph. Temperatures will be very warm today,
reaching well into the 80s. Monsoon moisture will keep humidity
levels elevated above 40 percent through the day. Winds outside
any storms will be gusty, reaching 15 to 20 mph.
...Cody dispatch area (includes fire weather zones 275...276...
282...283...285...286...287...288...and 289)...
***HEAT ADVISORY IN EFFECT FOR THE BIGHORN BASIN AND THE WIND
RIVER BASIN THROUGH SUNDAY EVENING***
Showers and thunderstorms will build again this afternoon, mainly
for zone 286. Any storms could produce gusty winds reaching 50
mph. Temperatures today will reach well into the 90s. Even with
some monsoon moisture in the region, humidity levels will fall to
20 to 25 percent in the afternoon. Winds outside any storms will
gust to 15 mph for lower elevations, and 25 mph for higher
terrain.
...Casper dispatch area (includes fire weather zones 277...278...
279...280...281...285...289...and 300)...
***HEAT ADVISORY IN EFFECT FOR ZONES 280 AND 281 THROUGH SUNDAY
EVENING***
Showers and thunderstorms will build again this afternoon, mainly
impacting zones 277, 278, and 279. Any storms could produce gusty
winds reaching 50 mph. Temperatures today will rise well into the
90s, with low 100 degree readings expected along the I-25
corridor. Even with monsoon moisture in the region, humidity
levels will fall to 15 to 20 percent this afternoon. Winds outside
any thunderstorms will gust near 20 mph during the afternoon.
...Thunderstorms imply strong gusty and erratic winds...
WYZ280-261145-
Natrona County/Casper BLM-
Including the cities of Casper and Midwest
333 AM MDT Sat Jul 25 2026
...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 9 PM MDT SUNDAY...
.TODAY...
Sky/weather.........Partly cloudy. Patchy smoke in the morning.
Isolated showers and thunderstorms late in the
afternoon. Chance of precipitation 20 percent.
Chance of thunder...10 percent.
Max temperature.....95-100.
24 hr trend......4 degrees warmer.
Min humidity........16-22 percent.
24 hr trend......1 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph with gusts to
around 25 mph.
Ridge top winds.....Southwest 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......3000-5000 ft agl until 1200, then 10000-12000
ft agl.
Smoke dispersal.....Fair to good until 1200, then excellent.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms early in the evening. Chance of
precipitation 20 percent.
Chance of thunder...10 percent.
Min temperature.....65-70.
24 hr trend......2 degrees warmer.
Max humidity........47-53 percent.
24 hr trend......5 percent wetter.
Humidity recovery...Moderate.
20-foot winds.......West winds 10 to 15 mph. Gusts up to 25 mph
until 2400, then 15 mph.
Ridge top winds.....West around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing Height.......4400-6400 ft agl until 2400, then 400-600 ft
agl.
Smoke dispersal.....Good until 2400, then poor.
.SUNDAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Isolated showers and thunderstorms early in the
afternoon. Chance of precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....95-100.
24 hr trend......Unchanged.
Min humidity........15-21 percent.
24 hr trend......1 percent drier.
20-foot winds.......West winds around 10 mph until 1200, then
northwest. Gusts up to 20 mph.
Ridge top winds.....West around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing Height.......3400-5400 ft agl until 1200, then 10600-12600
ft agl.
Smoke dispersal.....Fair to good until 1200, then very good to
excellent.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Partly cloudy. Slight chance of showers and
thunderstorms in the evening. Lows in the mid 60s. Winds
generally less than 10 mph.
.MONDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the lower 60s. Highs in the mid 90s.
Northwest winds around 10 mph.
.TUESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the lower 60s. Highs in the mid 90s. Winds
generally less than 10 mph.
.WEDNESDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the lower 60s. Highs in the mid 90s. West
winds around 10 mph.
.THURSDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the lower 60s. Highs in the mid 90s.
.FRIDAY...Mostly sunny. Highs in the mid 90s.
$$
WYZ283-261145-
Upper Wind River Basin/Wind River Basin-
Including the cities of Crowheart, Lander, Riverton, and Shoshoni
333 AM MDT Sat Jul 25 2026
...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 9 PM MDT SUNDAY...
.TODAY...
Sky/weather.........Partly cloudy. Scattered showers early in the
morning. Isolated showers early in the morning.
Isolated thunderstorms in the afternoon. Chance
of precipitation 50 percent.
Chance of thunder...20 percent.
Max temperature.....89-94.
24 hr trend......2 degrees warmer.
Min humidity........25-31 percent.
24 hr trend......6 percent wetter.
20-foot winds.......Southwest winds around 10 mph and gusty until
0900, then upslope/upvalley 5-9 mph until 1200,
then southwest around 10 mph with gusts to
around 25 mph until 1500, then west with gusts
to around 25 mph.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......1800-3800 ft agl until 1200, then 7800-9800 ft
agl.
Smoke dispersal.....Poor until 1200, then very good.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms in the evening. Chance of
precipitation 20 percent.
Chance of thunder...10 percent.
Min temperature.....60-65.
24 hr trend......1 degree warmer.
Max humidity........53-59 percent.
24 hr trend......3 percent wetter.
Humidity recovery...Moderate.
20-foot winds.......West winds 10 to 15 mph until 0300, then
southwest. Gusts up to 20 mph.
Ridge top winds.....West around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing Height.......2400-4400 ft agl until 2400, then 400-600 ft
agl.
Smoke dispersal.....Fair to good until 2400, then poor.
.SUNDAY...
Sky/weather.........Partly cloudy. Scattered showers and
thunderstorms in the afternoon. Chance of
precipitation 50 percent.
Chance of thunder...40 percent.
Max temperature.....89-94.
24 hr trend......1 degree warmer.
Min humidity........22-28 percent.
24 hr trend......3 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then west
around 10 mph. Gusts up to 20 mph.
Ridge top winds.....West 10 to 15 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......1800-3800 ft agl until 1200, then 9200-11200 ft
agl.
Smoke dispersal.....Poor until 1200, then good to very good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Slight chance of showers and
thunderstorms in the evening. Lows in the mid 60s. Winds
generally less than 10 mph.
.MONDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the lower 60s. Highs in the lower 90s.
Winds generally less than 10 mph.
.TUESDAY THROUGH WEDNESDAY...Partly cloudy with slight chance of
showers and thunderstorms. Lows in the lower 60s. Highs in the
lower 90s. Winds generally less than 10 mph.
.THURSDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the mid 60s. Highs in the mid 90s.
.FRIDAY...Mostly sunny. Highs in the mid 90s.
$$
WYZ285-261145-
South Bighorn Mountains-
333 AM MDT Sat Jul 25 2026
.TODAY...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms late in the afternoon. Chance of
precipitation 20 percent.
Chance of thunder...10 percent.
Max temperature.....87-92.
24 hr trend......3 degrees warmer.
Min humidity........19-25 percent.
24 hr trend......1 percent drier.
20-foot winds.......Southwest winds 10 to 15 mph with gusts to
around 25 mph.
Ridge top winds.....Southwest 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......2600-4600 ft agl until 1200, then 8200-10200 ft
agl.
Smoke dispersal.....Fair to good until 1200, then very good to
excellent.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms early in the evening. Isolated
showers late in the evening. Isolated
thunderstorms late in the evening. Chance of
precipitation 20 percent.
Chance of thunder...10 percent.
Min temperature.....63-68.
24 hr trend......Unchanged.
Max humidity........44-50 percent.
24 hr trend......7 percent wetter.
Humidity recovery...Moderate.
20-foot winds.......West winds 10 to 15 mph until 0300, then
southwest. Gusts up to 25 mph.
Ridge top winds.....West around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing Height.......2200-4200 ft agl until 2400, then 400-600 ft
agl.
Smoke dispersal.....Fair to good until 2400, then poor.
.SUNDAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Isolated showers and thunderstorms early in the
afternoon. Scattered showers and thunderstorms
late in the afternoon. Chance of precipitation
40 percent.
Chance of thunder...30 percent.
Max temperature.....87-92.
24 hr trend......Unchanged.
Min humidity........19-25 percent.
24 hr trend......1 percent drier.
20-foot winds.......West winds around 10 mph until 1500, then
northwest. Gusts up to 20 mph.
Ridge top winds.....West around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing Height.......2800-4800 ft agl until 1200, then 9000-11000 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Partly cloudy. Slight chance of showers and
thunderstorms in the evening, then slight chance of showers after
midnight. Lows in the mid 60s. North winds around 10 mph.
.MONDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the mid 60s. Highs in the upper 80s.
Northwest winds around 10 mph.
.TUESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the mid 60s. Highs in the upper 80s.
Southwest winds around 10 mph.
.WEDNESDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the lower 60s. Highs in the upper 80s.
West winds around 10 mph.
.THURSDAY THROUGH FRIDAY...Mostly clear with slight chance of
showers and thunderstorms. Lows in the mid 60s. Highs in the
upper 80s.
$$
WYZ281-261145-
Johnson County/Casper BLM-
Including the cities of Buffalo and Kaycee
333 AM MDT Sat Jul 25 2026
...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 9 PM MDT SUNDAY...
.TODAY...
Sky/weather.........Partly cloudy. Patchy smoke in the morning.
Chance of thunder...0 percent.
Max temperature.....93-98.
24 hr trend......4 degrees warmer.
Min humidity........17-23 percent.
24 hr trend......1 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph until 1500, then
west. Gusts up to 20 mph.
Ridge top winds.....Southwest around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph.
Mixing Height.......3600-5600 ft agl until 1200, then 10200-12200
ft agl.
Smoke dispersal.....Fair to good until 1200, then excellent.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms early in the evening. Chance of
precipitation 20 percent.
Chance of thunder...10 percent.
Min temperature.....65-70.
24 hr trend......1 degree warmer.
Max humidity........47-53 percent.
24 hr trend......6 percent wetter.
Humidity recovery...Moderate.
20-foot winds.......Northwest winds 10 to 15 mph until 0300, then
southwest. Gusts up to 20 mph.
Ridge top winds.....Northwest around 15 mph until 2400, then
southwest.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 15 mph until 2400, then west.
Mixing Height.......3600-5600 ft agl until 2400, then 400 ft agl.
Smoke dispersal.....Fair to good until 2400, then poor.
.SUNDAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Isolated showers and thunderstorms in the
afternoon. Chance of precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....90-95.
24 hr trend......3 degrees cooler.
Min humidity........20-26 percent.
24 hr trend......2 percent wetter.
20-foot winds.......Southwest winds around 10 mph until 0900, then
north. Gusts up to 25 mph.
Ridge top winds.....West around 15 mph until 1200, then north.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing Height.......2800-4800 ft agl until 1200, then 8600-10600 ft
agl.
Smoke dispersal.....Fair to good until 1200, then very good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Partly cloudy. Slight chance of showers and
thunderstorms in the evening, then slight chance of showers after
midnight. Lows in the mid 60s. Winds generally less than 10 mph.
.MONDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the mid 60s. Highs in the upper 90s. West
winds around 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear with slight chance of
showers and thunderstorms. Lows in the mid 60s. Highs in the
upper 90s. Southwest winds around 10 mph.
.THURSDAY THROUGH FRIDAY...Mostly clear with slight chance of
showers and thunderstorms. Lows in the mid 60s. Highs in the
upper 90s.
$$
WYZ282-261145-
South Bighorn Basin/Worland BLM-
Including the cities of Ten Sleep, Thermopolis, and Worland
333 AM MDT Sat Jul 25 2026
...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 9 PM MDT SUNDAY...
.TODAY...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms in the afternoon. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....89-94.
24 hr trend......1 degree warmer.
Min humidity........20-26 percent.
24 hr trend......4 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west
10 to 15 mph with higher gusts.
Ridge top winds.....South around 10 mph until 1200, then west.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......2000-4000 ft agl until 1200, then 7200-9200 ft
agl.
Smoke dispersal.....Poor until 1200, then very good.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms in the evening. Chance of
precipitation 20 percent.
Chance of thunder...10 percent.
Min temperature.....63-68.
24 hr trend......Unchanged.
Max humidity........47-53 percent.
24 hr trend......6 percent wetter.
Humidity recovery...Moderate.
20-foot winds.......Northwest winds around 10 mph until 2100, then
south until 0300, then downslope/downvalley 4-7
mph. Gusts up to 20 mph.
Ridge top winds.....Northwest around 15 mph until 2400, then
southwest.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......1400-3400 ft agl until 2400, then 400 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Partly cloudy. Scattered showers and
thunderstorms in the afternoon. Chance of
precipitation 50 percent.
Chance of thunder...30 percent.
Max temperature.....89-94.
24 hr trend......Unchanged.
Min humidity........19-25 percent.
24 hr trend......1 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then
northwest around 10 mph with higher gusts.
Ridge top winds.....South around 10 mph until 1200, then north.
Chc of wetting rain.Less than 5 percent.
Transport winds.....Southwest around 10 mph.
Mixing Height.......1400-3400 ft agl until 1200, then 7800-9800 ft
agl.
Smoke dispersal.....Poor until 1200, then good to very good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Slight chance of showers and
thunderstorms in the evening. Lows in the mid 60s. Winds
generally less than 10 mph.
.MONDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the mid 60s. Highs in the mid 90s. Winds
generally less than 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear with slight chance of
showers and thunderstorms. Lows in the mid 60s. Highs in the mid
90s. Winds generally less than 10 mph.
.THURSDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the mid 60s. Highs in the upper 90s.
.FRIDAY...Sunny. Highs in the upper 90s.
$$
WYZ275-261145-
North Bighorn Basin/Worland BLM-
Including the cities of Greybull, Lovell, and Powell
333 AM MDT Sat Jul 25 2026
...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 9 PM MDT SUNDAY...
.TODAY...
Sky/weather.........Partly cloudy. Patchy smoke early in the
morning. Scattered showers and thunderstorms in
the afternoon. Chance of precipitation 50
percent.
Chance of thunder...30 percent.
Max temperature.....87-92.
24 hr trend......1 degree cooler.
Min humidity........21-27 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 25 mph.
Ridge top winds.....South 10 to 15 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......2000-4000 ft agl until 1200, then 5800-7800 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then good to very
good.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated showers early in the
evening. Isolated thunderstorms in the evening.
Isolated showers early in the evening. Some
thunderstorms may be severe early in the
evening. Chance of precipitation 20 percent.
Chance of thunder...10 percent.
Min temperature.....62-67.
24 hr trend......Unchanged.
Max humidity........49-55 percent.
24 hr trend......9 percent wetter.
Humidity recovery...Moderate.
20-foot winds.......Northwest winds around 10 mph until 2400, then
southwest until 0300, then downslope/downvalley
4-7 mph. Gusts up to 20 mph.
Ridge top winds.....West around 15 mph until 2400, then south.
Chc of wetting rain.Zero percent.
Transport winds.....South 10 to 15 mph.
Mixing Height.......1200-3200 ft agl until 2400, then 400 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Scattered showers and thunderstorms in the
afternoon. Chance of precipitation 50 percent.
Chance of thunder...30 percent.
Max temperature.....86-91.
24 hr trend......Unchanged.
Min humidity........20-26 percent.
24 hr trend......1 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then
southwest around 10 mph with higher gusts.
Ridge top winds.....South around 10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph until 1200, then west.
Mixing Height.......1200-3200 ft agl until 1200, then 6400-8400 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Partly cloudy. Slight chance of showers and
thunderstorms in the evening. Lows in the mid 60s. Winds
generally less than 10 mph.
.MONDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the mid 60s. Highs in the mid 90s. Winds
generally less than 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear with slight chance of
showers and thunderstorms. Lows in the mid 60s. Highs in the mid
90s. Winds generally less than 10 mph.
.THURSDAY...Mostly clear. Lows in the mid 60s. Highs in the upper
90s.
.FRIDAY...Sunny. Highs in the upper 90s.
$$
WYZ276-261145-
Cody Foothills-
Including the cities of Clark, Cody, and Meeteetse
333 AM MDT Sat Jul 25 2026
...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 9 PM MDT SUNDAY...
.TODAY...
Sky/weather.........Partly cloudy. Scattered showers through the
day. Scattered thunderstorms in the afternoon.
Chance of precipitation 50 percent.
Chance of thunder...30 percent.
Max temperature.....87-92.
24 hr trend......Unchanged.
Min humidity........30-36 percent.
24 hr trend......13 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.Less than 5 percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......3000-5000 ft agl until 1200, then 6200-8200 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then good to very
good.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Isolated showers and thunderstorms early in the
evening. Isolated showers and thunderstorms
late in the evening. Chance of precipitation 20
percent.
Chance of thunder...10 percent.
Min temperature.....64-69.
24 hr trend......Unchanged.
Max humidity........45-51 percent.
24 hr trend......5 percent wetter.
Humidity recovery...Moderate.
20-foot winds.......West winds 10 to 15 mph and gusty.
Ridge top winds.....West around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing Height.......1400-3400 ft agl until 2400, then 400-600 ft
agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms early in the afternoon. Scattered
showers and thunderstorms in the afternoon.
Chance of precipitation 50 percent.
Chance of thunder...40 percent.
Max temperature.....86-91.
24 hr trend......1 degree cooler.
Min humidity........29-35 percent.
24 hr trend......Unchanged.
20-foot winds.......Southwest winds around 10 mph until 0900, then
upslope/upvalley 5-9 mph until 1200, then east
around 10 mph until 1500, then south. Gusts up
to 20 mph.
Ridge top winds.....West around 10 mph until 1200, then south.
Chc of wetting rain.Less than 5 percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......2200-4200 ft agl until 1200, then 7600-9600 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then good to very
good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 60s. Southwest
winds around 10 mph.
.MONDAY...Partly cloudy with chance of showers and slight chance
of thunderstorms. Lows in the mid 60s. Highs in the upper 80s.
West winds around 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear with slight chance of
showers and thunderstorms. Lows in the mid 60s. Highs in the
lower 90s. West winds around 10 mph.
.THURSDAY THROUGH FRIDAY...Mostly clear with slight chance of
showers and thunderstorms. Lows in the mid 60s. Highs in the
lower 90s.
$$
WYZ287-261145-
Owl Creek Mountains-
333 AM MDT Sat Jul 25 2026
.TODAY...
Sky/weather.........Partly cloudy. Scattered showers through the
day. Scattered thunderstorms in the afternoon.
Chance of precipitation 40 percent.
Chance of thunder...30 percent.
Max temperature.....83-88.
24 hr trend......Unchanged.
Min humidity........27-33 percent.
24 hr trend......8 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph. Gusts up to 15
mph until 1200, then 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.......3000-5000 ft agl until 1200, then 6800-8800 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms in the evening. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Min temperature.....63-68.
24 hr trend......Unchanged.
Max humidity........42-48 percent.
24 hr trend......3 percent wetter.
Humidity recovery...Moderate.
20-foot winds.......Southwest winds around 10 mph and gusty.
Ridge top winds.....Southwest around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing Height.......1800-3800 ft agl until 2400, then 400-600 ft
agl.
Smoke dispersal.....Poor to fair.
.SUNDAY...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms early in the afternoon. Scattered
showers and thunderstorms in the afternoon.
Chance of precipitation 50 percent.
Chance of thunder...40 percent.
Max temperature.....84-89.
24 hr trend......Unchanged.
Min humidity........24-30 percent.
24 hr trend......1 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then south
around 10 mph until 1500, then west. Gusts up
to 20 mph.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......2600-4600 ft agl until 1200, then 7600-9600 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then good to very
good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Slight chance of showers and
thunderstorms in the evening. Lows in the mid 60s. West winds
around 10 mph.
.MONDAY...Partly cloudy with chance of showers and thunderstorms.
Lows in the mid 60s. Highs in the mid 80s. Northwest winds around
10 mph.
.TUESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the mid 60s. Highs in the upper 80s.
Southwest winds around 10 mph.
.WEDNESDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the mid 60s. Highs in the upper 80s. West
winds around 10 mph.
.THURSDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the mid 60s. Highs in the upper 80s.
.FRIDAY...Mostly sunny. Highs in the upper 80s.
$$
WYZ286-261145-
Absaroka Mountains/North Shoshone NF-
Including the city of Pahaska
333 AM MDT Sat Jul 25 2026
.TODAY...
Sky/weather.........Partly cloudy. Scattered showers through the
day. Scattered thunderstorms in the afternoon.
Chance of precipitation 50 percent.
Chance of thunder...30 percent.
Max temperature.....80-85.
24 hr trend......1 degree cooler.
Min humidity........35-41 percent.
24 hr trend......13 percent wetter.
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 until 1200, then 10 percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......2200-4200 ft agl until 1200, then 5000-7000 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then good to very
good.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms early in the evening. Chance of
precipitation 20 percent.
Chance of thunder...10 percent.
Min temperature.....57-62.
24 hr trend......Unchanged.
Max humidity........56-62 percent.
24 hr trend......6 percent wetter.
Humidity recovery...Moderate.
20-foot winds.......West winds 10 to 15 mph with gusts to around 30
mph.
Ridge top winds.....West around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing Height.......1400-3400 ft agl until 2400, then 600 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms early in the afternoon. Scattered
showers and thunderstorms early in the
afternoon. Chance of precipitation 50 percent.
Chance of thunder...40 percent.
Max temperature.....79-84.
24 hr trend......1 degree warmer.
Min humidity........30-36 percent.
24 hr trend......4 percent drier.
20-foot winds.......West winds 10 to 15 mph with gusts to around 25
mph.
Ridge top winds.....West around 15 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......2800-4800 ft agl until 1200, then 7800-9800 ft
agl.
Smoke dispersal.....Fair to good until 1200, then very good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s. West winds
around 10 mph.
.MONDAY...Partly cloudy with chance of showers and thunderstorms.
Lows in the mid 50s. Highs in the upper 70s. West winds around
10 mph.
.TUESDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the upper 70s.
Southwest winds around 10 mph.
.WEDNESDAY...Mostly clear. Chance of showers and thunderstorms.
Lows in the mid 50s. Highs in the upper 70s. West winds around
10 mph.
.THURSDAY THROUGH FRIDAY...Mostly clear with slight chance of
showers and thunderstorms. Lows in the mid 50s. Highs in the
lower 80s.
$$
WYZ140-261145-
Yellowstone National Park-
Including the cities of Lake, Mammoth, and Old Faithful
333 AM MDT Sat Jul 25 2026
.TODAY...
Sky/weather.........Partly cloudy. Scattered showers in the
morning, then isolated showers and
thunderstorms in the afternoon. Chance of
precipitation 50 percent.
Chance of thunder...20 percent.
Max temperature.....79-84.
24 hr trend......1 degree cooler.
Min humidity........41-47 percent.
24 hr trend......15 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
southwest 10 to 15 mph. Gusts up to 30 mph.
Ridge top winds.....Southwest 15 to 20 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......1800-3800 ft agl until 1200, then 5600-7600 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms in the evening. Chance of
precipitation 20 percent.
Chance of thunder...10 percent.
Min temperature.....50-55.
24 hr trend......1 degree cooler.
Max humidity........72-78 percent.
24 hr trend......7 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......South winds around 10 mph with gusts to around
25 mph until 0300, then downslope/downvalley
4-7 mph.
Ridge top winds.....South 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 10 to 15 mph.
Mixing Height.......1800-3800 ft agl until 2400, then 600 ft agl.
Smoke dispersal.....Poor to fair.
.SUNDAY...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms in the afternoon. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....80-85.
24 hr trend......1 degree warmer.
Min humidity........34-40 percent.
24 hr trend......8 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
southwest around 10 mph. Gusts up to 25 mph.
Ridge top winds.....Southwest 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.......2200-4200 ft agl until 1200, then 7800-9800 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good to
excellent.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. Winds
generally less than 10 mph.
.MONDAY THROUGH WEDNESDAY...Mostly clear with slight chance of
showers and thunderstorms. Lows in the lower 50s. Highs in the
lower 80s. Winds generally less than 10 mph.
.THURSDAY THROUGH FRIDAY...Mostly clear. Lows in the lower 50s.
Highs in the lower 80s.
$$
WYZ415-261145-
North Zone Bridger Teton NF and Grand Teton NP-
Including the cities of Jackson and Moran
333 AM MDT Sat Jul 25 2026
.TODAY...
Sky/weather.........Partly cloudy. Scattered showers through the
day. Scattered thunderstorms in the afternoon.
Chance of precipitation 50 percent.
Chance of thunder...40 percent.
Max temperature.....77-82.
24 hr trend......2 degrees cooler.
Min humidity........45-51 percent.
24 hr trend......15 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
southwest around 10 mph. Gusts up to 25 mph.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Zero percent until 1200, then 15 percent.
Transport winds.....South around 10 mph until 1200, then southwest
around 20 mph.
Mixing Height.......1600-3600 ft agl until 1200, then 4400-6400 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then good.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms early in the evening. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Min temperature.....51-56.
24 hr trend......Unchanged.
Max humidity........73-79 percent.
24 hr trend......7 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......South winds around 10 mph until 2400, then
downslope/downvalley 4-7 mph. Gusts up to 20
mph.
Ridge top winds.....Southeast 10 to 15 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....South 10 to 15 mph.
Mixing Height.......1200-3200 ft agl until 2400, then 600 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms early in the afternoon. Scattered
showers and thunderstorms early in the
afternoon. Chance of precipitation 50 percent.
Chance of thunder...40 percent.
Max temperature.....78-83.
24 hr trend......2 degrees warmer.
Min humidity........35-41 percent.
24 hr trend......8 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
southwest around 10 mph. Gusts up to 20 mph.
Ridge top winds.....South around 10 mph until 1200, then southwest.
Chc of wetting rain.Less than 5 percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......2000-4000 ft agl until 1200, then 7200-9200 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Partly cloudy. Slight chance of showers and
thunderstorms in the evening. Lows in the mid 50s. Winds
generally less than 10 mph.
.MONDAY...Partly cloudy with chance of showers and thunderstorms.
Lows in the lower 50s. Highs in the upper 70s. Winds generally
less than 10 mph.
.TUESDAY...Mostly clear. Chance of showers and thunderstorms.
Lows in the lower 50s. Highs around 80. Winds generally less than
10 mph.
.WEDNESDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the lower 50s. Highs around 80. Winds
generally less than 10 mph.
.THURSDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the lower 50s. Highs in the lower 80s.
.FRIDAY...Sunny. Highs in the lower 80s.
$$
WYZ416-261145-
West Wind River Mountains/East Zone Bridger Teton NF-
333 AM MDT Sat Jul 25 2026
.TODAY...
Sky/weather.........Partly cloudy. Isolated showers early in the
morning. Scattered showers. Scattered
thunderstorms in the afternoon. Chance of
precipitation 50 percent.
Chance of thunder...50 percent.
Max temperature.....74-79.
24 hr trend......1 degree cooler.
Min humidity........40-46 percent.
24 hr trend......9 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
southwest 10 to 15 mph. Gusts up to 25 mph.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Zero percent until 1200, then 15 percent.
Transport winds.....Southwest around 10 mph until 1200, then around
20 mph.
Mixing Height.......2000-4000 ft agl until 1200, then 4200-6200 ft
agl.
Smoke dispersal.....Fair to good.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms early in the evening. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Min temperature.....52-57.
24 hr trend......Unchanged.
Max humidity........63-69 percent.
24 hr trend......7 percent wetter.
Humidity recovery...Good.
20-foot winds.......West winds around 10 mph with gusts to around
25 mph until 2100, then downslope/downvalley
4-7 mph.
Ridge top winds.....West around 15 mph until 2400, then east.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......1400-3400 ft agl until 2400, then 600 ft agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms early in the afternoon. Scattered
showers and thunderstorms early in the
afternoon. Chance of precipitation 50 percent.
Chance of thunder...40 percent.
Max temperature.....76-81.
24 hr trend......2 degrees warmer.
Min humidity........33-39 percent.
24 hr trend......7 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
southwest around 10 mph. Gusts up to 25 mph.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......2800-4800 ft agl until 1200, then 6400-8400 ft
agl.
Smoke dispersal.....Fair to good until 1200, then good to very
good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the mid 50s. Winds
generally less than 10 mph.
.MONDAY...Partly cloudy with chance of showers and thunderstorms.
Lows in the lower 50s. Highs in the upper 70s. Winds generally
less than 10 mph.
.TUESDAY...Partly cloudy with chance of showers and
thunderstorms. Lows in the lower 50s. Highs in the upper 70s.
Winds generally less than 10 mph.
.WEDNESDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the lower 50s. Highs in the upper 70s.
Winds generally less than 10 mph.
.THURSDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the lower 50s. Highs in the upper 70s.
.FRIDAY...Mostly sunny. Highs around 80.
$$
WYZ288-261145-
East Wind River Mountains/South Shoshone NF-
Including the cities of Dubois and South Pass
333 AM MDT Sat Jul 25 2026
.TODAY...
Sky/weather.........Partly cloudy. Scattered showers through the
day. Scattered thunderstorms in the afternoon.
Chance of precipitation 50 percent.
Chance of thunder...20 percent.
Max temperature.....77-82.
24 hr trend......1 degree warmer.
Min humidity........37-43 percent.
24 hr trend......7 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.Less than 5 percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......2400-4400 ft agl until 1200, then 6400-8400 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms early in the evening. Chance of
precipitation 20 percent.
Chance of thunder...10 percent.
Min temperature.....55-60.
24 hr trend......1 degree warmer.
Max humidity........51-57 percent.
24 hr trend......4 percent wetter.
Humidity recovery...Moderate.
20-foot winds.......West winds 10 to 15 mph. Gusts up to 30 mph
until 2400, then 20 mph.
Ridge top winds.....West around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing Height.......2200-4200 ft agl until 2400, then 600 ft agl.
Smoke dispersal.....Fair to good until 2400, then poor.
.SUNDAY...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms early in the afternoon. Scattered
showers and thunderstorms early in the
afternoon. Chance of precipitation 50 percent.
Chance of thunder...30 percent.
Max temperature.....79-84.
24 hr trend......2 degrees warmer.
Min humidity........32-38 percent.
24 hr trend......5 percent drier.
20-foot winds.......West winds around 10 mph with gusts to around
25 mph.
Ridge top winds.....West around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing Height.......3000-5000 ft agl until 1200, then 8000-10000 ft
agl.
Smoke dispersal.....Fair to good until 1200, then very good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s. Winds
generally less than 10 mph.
.MONDAY...Partly cloudy with chance of showers and thunderstorms.
Lows in the upper 50s. Highs in the upper 70s. Winds generally
less than 10 mph.
.TUESDAY...Partly cloudy with chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the upper 70s. Winds
generally less than 10 mph.
.WEDNESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the upper 70s. West
winds around 10 mph.
.THURSDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the lower 80s.
.FRIDAY...Mostly sunny. Highs in the lower 80s.
$$
WYZ414-261145-
Salt and Wyoming Ranges/West Zone Bridger Teton NF-
Including the city of Afton
333 AM MDT Sat Jul 25 2026
.TODAY...
Sky/weather.........Partly cloudy. Isolated thunderstorms in the
morning. Scattered showers through the day.
Scattered thunderstorms in the afternoon.
Chance of precipitation 50 percent.
Chance of thunder...30 percent.
Max temperature.....77-82.
24 hr trend......1 degree cooler.
Min humidity........38-44 percent.
24 hr trend......8 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
southwest 10 to 15 mph with gusts to around 30
mph.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....South around 10 mph until 1200, then southwest
around 20 mph.
Mixing Height.......2200-4200 ft agl until 1200, then 6000-8000 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms early in the evening. Chance of
precipitation 20 percent.
Chance of thunder...10 percent.
Min temperature.....54-59.
24 hr trend......1 degree warmer.
Max humidity........67-73 percent.
24 hr trend......3 percent wetter.
Humidity recovery...Good.
20-foot winds.......Southwest winds around 10 mph with gusts to
around 25 mph until 2100, then south with gusts
to around 25 mph until 2400, then
downslope/downvalley 4-7 mph.
Ridge top winds.....South 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph until 2400, then south.
Mixing Height.......3000-5000 ft agl until 2400, then 600 ft agl.
Smoke dispersal.....Fair to good until 2400, then poor.
.SUNDAY...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms early in the afternoon. Scattered
showers and thunderstorms late in the
afternoon, then isolated showers and
thunderstorms late in the afternoon. Chance of
precipitation 50 percent.
Chance of thunder...20 percent.
Max temperature.....79-84.
24 hr trend......3 degrees warmer.
Min humidity........29-35 percent.
24 hr trend......8 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
southwest around 10 mph with gusts to around 30
mph.
Ridge top winds.....South around 10 mph until 1200, then southwest.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......3000-5000 ft agl until 1200, then 8600-10600 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good to
excellent.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s. Winds
generally less than 10 mph.
.MONDAY...Partly cloudy with chance of showers and thunderstorms.
Lows in the mid 50s. Highs in the lower 80s. Winds generally less
than 10 mph.
.TUESDAY...Partly cloudy with chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the lower 80s. Winds
generally less than 10 mph.
.WEDNESDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the lower 80s. Winds
generally less than 10 mph.
.THURSDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the lower 80s.
.FRIDAY...Mostly sunny. Highs in the mid 80s.
$$
WYZ278-261145-
Upper Green River Basin/Rock Springs BLM-
Including the cities of Big Piney, Farson, and Pinedale
333 AM MDT Sat Jul 25 2026
.TODAY...
Sky/weather.........Partly cloudy. Scattered showers until late
afternoon. Scattered thunderstorms early in the
afternoon, then isolated showers and
thunderstorms early in the afternoon. Chance of
precipitation 50 percent.
Chance of thunder...20 percent.
Max temperature.....81-86.
24 hr trend......Unchanged.
Min humidity........31-37 percent.
24 hr trend......5 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
southwest 10 to 15 mph with gusts to around 25
mph.
Ridge top winds.....West around 10 mph until 1200, then southwest
around 20 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....West around 10 mph until 1200, then around 20
mph.
Mixing Height.......1600-3600 ft agl until 1200, then 7000-9000 ft
agl.
Smoke dispersal.....Poor until 1200, then very good.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms early in the evening. Chance of
precipitation 20 percent.
Chance of thunder...10 percent.
Min temperature.....55-60.
24 hr trend......1 degree warmer.
Max humidity........66-72 percent.
24 hr trend......5 percent wetter.
Humidity recovery...Good.
20-foot winds.......West winds around 10 mph with gusts to around
25 mph until 2100, then downslope/downvalley
4-7 mph.
Ridge top winds.....North 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 10 to 15 mph.
Mixing Height.......2800-4800 ft agl until 2400, then 400-600 ft
agl.
Smoke dispersal.....Fair to good until 2400, then poor.
.SUNDAY...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms in the afternoon. Chance of
precipitation 20 percent.
Chance of thunder...10 percent.
Max temperature.....83-88.
24 hr trend......3 degrees warmer.
Min humidity........24-30 percent.
24 hr trend......7 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west
10 to 15 mph with gusts to around 25 mph.
Ridge top winds.....East around 5 mph until 1200, then west around
15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......2000-4000 ft agl until 1200, then 8400-10400 ft
agl.
Smoke dispersal.....Poor until 1200, then very good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the upper 50s. Winds
generally less than 10 mph.
.MONDAY THROUGH WEDNESDAY...Partly cloudy with slight chance of
showers and thunderstorms. Lows in the mid 50s. Highs in the mid
80s. Winds generally less than 10 mph.
.THURSDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the upper 80s.
.FRIDAY...Mostly sunny. Highs in the upper 80s.
$$
WYZ277-261145-
Lincoln and Uinta Counties/Lower Elevations-
Including the cities of Evanston, Fort Bridger, and Kemmerer
333 AM MDT Sat Jul 25 2026
.TODAY...
Sky/weather.........Partly cloudy. Scattered showers early in the
morning. Isolated showers and thunderstorms in
the afternoon. Chance of precipitation 50
percent.
Chance of thunder...20 percent.
Max temperature.....82-87.
24 hr trend......2 degrees warmer.
Min humidity........25-31 percent.
24 hr trend......4 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
southwest around 15 mph with gusts to around 25
mph.
Ridge top winds.....Southwest around 10 mph until 1200, then around
20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph until 1200, then west
around 20 mph.
Mixing Height.......2400-4400 ft agl until 1200, then 8400-10400 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good to
excellent.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....56-61.
24 hr trend......1 degree warmer.
Max humidity........53-59 percent.
24 hr trend......Unchanged.
Humidity recovery...Moderate.
20-foot winds.......Southwest winds around 10 mph and gusty until
2100, then downslope/downvalley 4-7 mph.
Ridge top winds.....West around 15 mph until 2400, then northeast.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph until 2400, then east.
Mixing Height.......3800-5800 ft agl until 2400, then 600 ft agl.
Smoke dispersal.....Good until 2400, then poor.
.SUNDAY...
Sky/weather.........Mostly sunny. Isolated showers and
thunderstorms in the afternoon. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....85-90.
24 hr trend......3 degrees warmer.
Min humidity........18-24 percent.
24 hr trend......8 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west
10 to 15 mph with gusts to around 25 mph.
Ridge top winds.....South around 10 mph until 1200, then west.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......2800-4800 ft agl until 1200, then 11000-13000
ft agl.
Smoke dispersal.....Poor to fair until 1200, then excellent.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the upper 50s. Winds
generally less than 10 mph.
.MONDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the upper 80s.
Winds generally less than 10 mph.
.TUESDAY THROUGH WEDNESDAY...Partly cloudy with slight chance of
showers and thunderstorms. Lows in the mid 50s. Highs in the
upper 80s. Winds generally less than 10 mph.
.THURSDAY THROUGH FRIDAY...Mostly clear. Lows in the upper 50s.
Highs around 90.
$$
WYZ279-261145-
Sweetwater County/Rock Springs BLM/Flaming Gorge NRA-
Including the cities of Green River, Rock Springs, and Wamsutter
333 AM MDT Sat Jul 25 2026
.TODAY...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms in the afternoon. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....85-90.
24 hr trend......2 degrees warmer.
Min humidity........32-38 percent.
24 hr trend......6 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
southwest 10 to 15 mph with gusts to around 25
mph.
Ridge top winds.....Southwest around 10 mph until 1200, then around
20 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....Southwest around 10 mph until 1200, then west
around 20 mph.
Mixing Height.......2200-4200 ft agl until 1200, then 7800-9800 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms early in the evening. Chance of
precipitation 20 percent.
Chance of thunder...10 percent.
Min temperature.....60-65.
24 hr trend......1 degree warmer.
Max humidity........55-61 percent.
24 hr trend......5 percent wetter.
Humidity recovery...Moderate.
20-foot winds.......West winds around 10 mph with gusts to around
25 mph until 2100, then downslope/downvalley
4-7 mph until 0300, then south around 10 mph.
Ridge top winds.....West around 15 mph until 2400, then south.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......2600-4600 ft agl until 2400, then 400-600 ft
agl.
Smoke dispersal.....Fair to good until 2400, then poor.
.SUNDAY...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms in the afternoon. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....86-91.
24 hr trend......2 degrees warmer.
Min humidity........26-32 percent.
24 hr trend......5 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west
around 10 mph. Gusts up to 20 mph.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......3000-5000 ft agl until 1200, then 10600-12600
ft agl.
Smoke dispersal.....Poor to fair until 1200, then very good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Partly cloudy. Chance of showers and slight
chance of thunderstorms in the evening. Lows in the lower 60s.
Winds generally less than 10 mph.
.MONDAY...Partly cloudy with chance of showers and slight chance
of thunderstorms. Lows around 60. Highs in the lower 90s. Winds
generally less than 10 mph.
.TUESDAY...Partly cloudy with chance of showers and slight chance
of thunderstorms. Lows in the upper 50s. Highs in the upper 80s.
Winds generally less than 10 mph.
.WEDNESDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the upper 80s.
Winds generally less than 10 mph.
.THURSDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs around 90.
.FRIDAY...Mostly sunny. Highs in the lower 90s.
$$
WYZ289-261145-
Granite/Green/Ferris/Rattlesnake Mountains-
Including the city of Jeffrey City
333 AM MDT Sat Jul 25 2026
.TODAY...
Sky/weather.........Partly cloudy. Patchy smoke early in the
morning. Isolated showers and thunderstorms
late in the afternoon. Chance of precipitation
20 percent.
Chance of thunder...10 percent.
Max temperature.....87-92.
24 hr trend......2 degrees warmer.
Min humidity........19-25 percent.
24 hr trend......2 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph. Gusts up to 20
mph until 1200, then 30 mph.
Ridge top winds.....Southwest 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......2200-4200 ft agl until 1200, then 8800-10800 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good to
excellent.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms early in the evening. Chance of
precipitation 20 percent.
Chance of thunder...10 percent.
Min temperature.....61-66.
24 hr trend......1 degree warmer.
Max humidity........50-56 percent.
24 hr trend......6 percent wetter.
Humidity recovery...Moderate.
20-foot winds.......Northwest winds 10 to 15 mph with gusts to
around 25 mph until 2400, then southwest with
gusts to around 15 mph.
Ridge top winds.....Northwest around 15 mph until 2400, then
southwest.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing Height.......3000-5000 ft agl until 2400, then 400-600 ft
agl.
Smoke dispersal.....Fair to good until 2400, then poor.
.SUNDAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Isolated showers and thunderstorms early in the
afternoon. Chance of precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....88-93.
24 hr trend......1 degree warmer.
Min humidity........17-23 percent.
24 hr trend......3 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then west
around 10 mph. Gusts up to 25 mph.
Ridge top winds.....West 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......3200-5200 ft agl until 1200, then 10400-12400
ft agl.
Smoke dispersal.....Poor to fair until 1200, then very good to
excellent.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Partly cloudy. Slight chance of showers and
thunderstorms in the evening. Lows in the lower 60s. Winds
generally less than 10 mph.
.MONDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the lower 60s. Highs in the upper 80s.
Winds generally less than 10 mph.
.TUESDAY THROUGH WEDNESDAY...Partly cloudy with slight chance of
showers and thunderstorms. Lows around 60. Highs in the upper
80s. Winds generally less than 10 mph.
.THURSDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the lower 60s. Highs in the upper 80s.
.FRIDAY...Mostly sunny. Highs around 90.
$$
WYZ300-261145-
Casper Mountain-
333 AM MDT Sat Jul 25 2026
.TODAY...
Sky/weather.........Partly cloudy. Patchy smoke early in the
morning.
Chance of thunder...0 percent.
Max temperature.....88-93.
24 hr trend......3 degrees warmer.
Min humidity........20-26 percent.
24 hr trend......1 percent drier.
20-foot winds.......South winds around 10 mph until 1200, then
west. Gusts up to 25 mph.
Ridge top winds.....Southwest around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......3200-5200 ft agl until 1200, then 9600-11400 ft
agl.
Smoke dispersal.....Fair to good until 1200, then excellent.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms early in the evening. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Min temperature.....63-68.
24 hr trend......2 degrees warmer.
Max humidity........45-51 percent.
24 hr trend......5 percent wetter.
Humidity recovery...Moderate.
20-foot winds.......West winds around 10 mph until 2100, then
south. Gusts up to 20 mph.
Ridge top winds.....Southwest around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph until 2400, then southwest.
Mixing Height.......3800-5800 ft agl until 2400, then 600 ft agl.
Smoke dispersal.....Good until 2400, then poor.
.SUNDAY...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms late in the afternoon. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....88-93.
24 hr trend......Unchanged.
Min humidity........19-25 percent.
24 hr trend......1 percent drier.
20-foot winds.......Southwest winds around 10 mph until 1200, then
northwest. Gusts up to 20 mph.
Ridge top winds.....Southwest around 15 mph until 1200, then
northwest.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing Height.......3000-5000 ft agl until 1200, then 9800-11800 ft
agl.
Smoke dispersal.....Fair to good until 1200, then very good to
excellent.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Partly cloudy. Chance of showers and
thunderstorms in the evening. Lows in the lower 60s. Winds
generally less than 10 mph.
.MONDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the lower 60s. Highs in the upper 80s.
Winds generally less than 10 mph.
.TUESDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows in the lower 60s. Highs in the mid 80s. Winds generally less
than 10 mph.
.WEDNESDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the lower 60s. Highs in the mid 80s. Winds
generally less than 10 mph.
.THURSDAY THROUGH FRIDAY...Mostly clear with slight chance of
showers and thunderstorms. Lows in the lower 60s. Highs in the
mid 80s.
$$