Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
235
FNUS55 KRIW 281019
FWFRIW
Fire Weather Planning Forecast for Western and Central Wyoming
National Weather Service Riverton WY
419 AM MDT Sat Jun 28 2025
.DISCUSSION...
...Yellowstone NP and Teton dispatch areas (includes fire weather
zones 140...414...415...and 416)...
Today will be another breezy and warm day with elevated fire weather
conditions in the afternoon. A spots in Zone 140 may see an afternoon
thunderstorm that could bring strong wind gusts, but the chance is
only around 1 out of 5. A gusty breeze will develop in the afternoon.
Relative humidity should remain above critical levels. Mixing and
smoke dispersal will be excellent in the afternoon.
...Cody dispatch area (includes fire weather zones 275...276...
282...283...285...286...287...288...and 289)...
Today will be another warm day. A gusty breeze will develop in the
afternoon and evening, especially in the southern zones. With
humidity falling into the teens across the southern zones, elevated
fire weather will develop this afternoon. There is around a 1 out of
5 chance of a shower or thunderstorm in the northern zones, with
strong wind gusts possible. Mixing and smoke dispersal will be good
to excellent in the afternoon.
...Casper dispatch area (includes fire weather zones 277...278...
279...280...281...285...289...and 300)...
***RED FLAG WARNING FOR ZONE 280 FROM 12 PM TO 9 PM TODAY***
Today will be another warm day. A gusty breeze will develop in the
afternoon and evening. With humidity falling as low as 10 percent
in the afternoon, elevated to critical fire weather is likely this
afternoon except in Zone 281. A gusty breeze will develop again this
afternoon. Isolated showers and thunderstorms are possible in portions
of Zones 281, 280, 300 and 279 this afternoon and evening, with strong
wind gusts. Mixing and smoke dispersal will be good to excellent in
the afternoon.
to excellent in the afternoon.
...Thunderstorms imply strong gusty and erratic winds...
WYZ280-291230-
Natrona County/Casper BLM-
Including the cities of Casper and Midwest
419 AM MDT Sat Jun 28 2025
...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS
EVENING...
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Slight chance of showers and thunderstorms late
in the afternoon. Some thunderstorms may
produce gusty winds late in the afternoon.
Chance of precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....87-92.
24 hr trend......Unchanged.
Min humidity........14-20 percent.
24 hr trend......5 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then west
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 15 mph until 1200, then around 25
mph.
Mixing Height.......3000-5000 ft agl until 1200, then 10800-12800
ft agl.
Smoke dispersal.....Fair to good until 1200, then excellent.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms early in the evening. Some
thunderstorms may produce gusty winds early in
the evening. Chance of precipitation 20
percent.
Chance of thunder...20 percent.
Min temperature.....52-57.
24 hr trend......1 degree cooler.
Max humidity........76-82 percent.
24 hr trend......12 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......North winds 10 to 15 mph. Gusts up to 30 mph
until 2400, then 20 mph.
Ridge top winds.....North 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....North 15 to 20 mph.
Mixing Height.......4000-6000 ft agl until 2400, then 600-1000 ft
agl.
Smoke dispersal.....Good to very good until 2400, then poor.
.SUNDAY...
Sky/weather.........Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Chance of
precipitation 20 percent.
Chance of thunder...10 percent.
Max temperature.....80-85.
24 hr trend......8 degrees cooler.
Min humidity........27-33 percent.
24 hr trend......13 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then north
around 10 mph. Gusts up to 20 mph.
Ridge top winds.....North 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....North 10 to 15 mph.
Mixing Height.......1400-3400 ft agl until 1200, then 5800-7800 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Slight chance of showers and
thunderstorms in the evening. Lows in the lower 50s. Northeast
winds around 10 mph.
.MONDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the mid 80s. East
winds around 10 mph.
.TUESDAY...Mostly clear. Lows in the upper 50s. Highs around 90.
Northwest winds around 10 mph.
.WEDNESDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the lower 90s.
Southwest winds around 10 mph.
.THURSDAY...Partly cloudy with chance of showers and slight
chance of thunderstorms. Lows in the upper 50s. Highs in the
upper 80s.
.INDEPENDENCE DAY...Partly cloudy. Chance of showers and
thunderstorms in the afternoon. Highs in the mid 80s.
$$
WYZ283-291230-
Upper Wind River Basin/Wind River Basin-
Including the cities of Crowheart, Lander, Riverton, and Shoshoni
419 AM MDT Sat Jun 28 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Slight chance of showers and thunderstorms late
in the afternoon. Some thunderstorms may
produce gusty winds late in the afternoon.
Chance of precipitation 20 percent.
Chance of thunder...10 percent.
Max temperature.....85-90.
24 hr trend......1 degree warmer.
Min humidity........16-22 percent.
24 hr trend......4 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200. Winds west
around 20 mph with gusts to around 30 mph after
1500.
Ridge top winds.....West around 10 mph until 1200, then around 20
mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 10 mph until 1200, then around 25
mph.
Mixing Height.......2400-4400 ft agl until 1200, then 9800-11800 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then excellent.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....50-55.
24 hr trend......2 degrees cooler.
Max humidity........60-66 percent.
24 hr trend......13 percent wetter.
Humidity recovery...Good.
20-foot winds.......Northwest winds 10 to 15 mph. Gusts up to 35
mph until 2400, then 15 mph.
Ridge top winds.....Northwest 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 15 to 20 mph.
Mixing Height.......5000-7000 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Very good until 2400, then poor.
.SUNDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....79-84.
24 hr trend......6 degrees cooler.
Min humidity........21-27 percent.
24 hr trend......5 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
northeast around 10 mph with gusts to around 25
mph.
Ridge top winds.....Northeast 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northeast around 10 mph until 1200, then
northwest.
Mixing Height.......1600-3600 ft agl until 1200, then 5600-7600 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the mid 50s. Northeast
winds around 10 mph.
.MONDAY...Mostly clear. Lows in the upper 50s. Highs in the mid
80s. Winds generally less than 10 mph.
.TUESDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs around 90. 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 with slight chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the mid 80s.
.INDEPENDENCE DAY...Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Highs in the mid 80s.
$$
WYZ285-291230-
South Bighorn Mountains-
419 AM MDT Sat Jun 28 2025
.TODAY...
Sky/weather.........Sunny then becoming partly cloudy. Slight
chance of showers and thunderstorms late in the
afternoon. Some thunderstorms may produce gusty
winds late in the afternoon. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....79-84.
24 hr trend......1 degree cooler.
Min humidity........22-28 percent.
24 hr trend......11 percent wetter.
20-foot winds.......West winds 10 to 15 mph with gusts to around 25
mph.
Ridge top winds.....West 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph until 1200, then around 25
mph.
Mixing Height.......1600-3600 ft agl until 1200, then 7200-9200 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good to
excellent.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms early in the evening. Some
thunderstorms may produce gusty winds early in
the evening. Chance of precipitation 20
percent.
Chance of thunder...20 percent.
Min temperature.....50-55.
24 hr trend......4 degrees cooler.
Max humidity........67-73 percent.
24 hr trend......20 percent wetter.
Humidity recovery...Good.
20-foot winds.......North winds 10 to 15 mph until 0300, then
downslope/downvalley 4-7 mph. Gusts up to 25
mph.
Ridge top winds.....North around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....North around 15 mph.
Mixing Height.......3800-5800 ft agl until 2400, then 200-600 ft
agl.
Smoke dispersal.....Good until 2400, then poor.
.SUNDAY...
Sky/weather.........Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Chance of
precipitation 20 percent.
Chance of thunder...10 percent.
Max temperature.....72-77.
24 hr trend......8 degrees cooler.
Min humidity........32-38 percent.
24 hr trend......10 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then north
around 10 mph. Gusts up to 20 mph.
Ridge top winds.....North 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 10 to 15 mph.
Mixing Height.......1000-3000 ft agl until 1200, then 4600-6600 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the lower 50s. Northeast
winds around 10 mph.
.MONDAY...Mostly clear. Lows in the mid 50s. Highs in the upper
70s. Southeast winds around 10 mph.
.TUESDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the lower 80s.
Northwest winds around 10 mph.
.WEDNESDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the lower 80s.
Southwest winds around 10 mph.
.THURSDAY...Partly cloudy with chance of showers and slight
chance of thunderstorms. Lows in the mid 50s. Highs around 80.
.INDEPENDENCE DAY...Partly cloudy. Chance of showers and
thunderstorms in the afternoon. Highs in the mid 70s.
$$
WYZ281-291230-
Johnson County/Casper BLM-
Including the cities of Buffalo and Kaycee
419 AM MDT Sat Jun 28 2025
.TODAY...
Sky/weather.........Mostly sunny. Slight chance of showers and
thunderstorms late in the afternoon. Some
thunderstorms may produce gusty winds late in
the afternoon. Chance of precipitation 20
percent.
Chance of thunder...20 percent.
Max temperature.....78-83.
24 hr trend......3 degrees cooler.
Min humidity........31-37 percent.
24 hr trend......12 percent wetter.
20-foot winds.......North winds around 10 mph with higher gusts.
Ridge top winds.....North around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 15 mph.
Mixing Height.......1200-3200 ft agl until 1200, then 5600-7600 ft
agl.
Smoke dispersal.....Poor until 1200, then good to very good.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of thunderstorms
in the evening. Slight chance of showers until
early morning. Slight chance of thunderstorms
after midnight. Some thunderstorms may produce
gusty winds in the evening. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Min temperature.....52-57.
24 hr trend......1 degree cooler.
Max humidity........75-81 percent.
24 hr trend......5 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......North winds 10 to 15 mph until 0300, then
downslope/downvalley 4-7 mph. Gusts up to 20
mph.
Ridge top winds.....North 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....North 15 to 20 mph.
Mixing Height.......2600-4600 ft agl until 2400, then 600-1000 ft
agl.
Smoke dispersal.....Fair to good until 2400, then poor.
.SUNDAY...
Sky/weather.........Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....71-76.
24 hr trend......6 degrees cooler.
Min humidity........41-47 percent.
24 hr trend......9 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then north
around 10 mph. Gusts up to 15 mph.
Ridge top winds.....North 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....North 10 to 15 mph.
Mixing Height.......1800-3800 ft agl until 1200, then 5000-6800 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the lower 50s. Winds
generally less than 10 mph.
.MONDAY...Mostly clear. Lows in the upper 50s. Highs in the lower
80s. Winds generally less than 10 mph.
.TUESDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs around 90. Winds
generally less than 10 mph.
.WEDNESDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the lower 60s. Highs around 90. North
winds around 10 mph.
.THURSDAY THROUGH INDEPENDENCE DAY...Partly cloudy with chance of
showers and thunderstorms. Lows around 60. Highs 83 to 88.
$$
WYZ282-291230-
South Bighorn Basin/Worland BLM-
Including the cities of Ten Sleep, Thermopolis, and Worland
419 AM MDT Sat Jun 28 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Slight chance of showers and thunderstorms late
in the afternoon. Some thunderstorms may
produce gusty winds late in the afternoon.
Chance of precipitation 20 percent.
Chance of thunder...10 percent.
Max temperature.....80-85.
24 hr trend......2 degrees cooler.
Min humidity........23-29 percent.
24 hr trend......8 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then north
around 10 mph. Gusts up to 20 mph.
Ridge top winds.....Northwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......1200-3200 ft agl until 1200, then 6400-8400 ft
agl.
Smoke dispersal.....Poor until 1200, then good to very good.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....49-54.
24 hr trend......3 degrees cooler.
Max humidity........70-76 percent.
24 hr trend......10 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Northwest winds 10 to 15 mph until 2400, then
west. Gusts up to 20 mph.
Ridge top winds.....Northwest around 15 mph until 2400, then west.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 15 mph.
Mixing Height.......4200-6200 ft agl until 2400, then 600-800 ft
agl.
Smoke dispersal.....Good until 2400, then poor.
.SUNDAY...
Sky/weather.........Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Chance of
precipitation 20 percent.
Chance of thunder...10 percent.
Max temperature.....74-79.
24 hr trend......6 degrees cooler.
Min humidity........24-30 percent.
24 hr trend......4 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
northwest around 10 mph. Gusts up to 20 mph.
Ridge top winds.....Northwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 15 mph.
Mixing Height.......1600-3600 ft agl until 1200, then 5400-7400 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the mid 50s. North winds
around 10 mph.
.MONDAY...Mostly clear. Lows in the upper 50s. Highs in the mid
80s. Winds generally less than 10 mph.
.TUESDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the lower 90s.
Winds generally less than 10 mph.
.WEDNESDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows around 60. Highs in the lower 90s. Winds
generally less than 10 mph.
.THURSDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the upper 80s.
.INDEPENDENCE DAY...Mostly sunny. Chance of showers and
thunderstorms in the afternoon. Highs in the mid 80s.
$$
WYZ275-291230-
North Bighorn Basin/Worland BLM-
Including the cities of Greybull, Lovell, and Powell
419 AM MDT Sat Jun 28 2025
.TODAY...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms late in the afternoon. Some
thunderstorms may produce gusty winds late in
the afternoon. Chance of precipitation 20
percent.
Chance of thunder...20 percent.
Max temperature.....77-82.
24 hr trend......2 degrees cooler.
Min humidity........27-33 percent.
24 hr trend......9 percent wetter.
20-foot winds.......Northwest winds around 10 mph with higher
gusts.
Ridge top winds.....Northwest around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 15 mph.
Mixing Height.......1400-3400 ft agl until 1200, then 6200-8200 ft
agl.
Smoke dispersal.....Poor until 1200, then good to very good.
.TONIGHT...
Sky/weather.........Mostly clear. Slight chance of showers and
thunderstorms early in the evening. Some
thunderstorms may produce gusty winds early in
the evening. Chance of precipitation 20
percent.
Chance of thunder...10 percent.
Min temperature.....49-54.
24 hr trend......2 degrees cooler.
Max humidity........69-75 percent.
24 hr trend......2 percent drier.
Humidity recovery...Good.
20-foot winds.......Northwest winds 10 to 15 mph with gusts to
around 25 mph.
Ridge top winds.....Northwest 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 15 to 20 mph.
Mixing Height.......3800-5800 ft agl until 2400, then 600-800 ft
agl.
Smoke dispersal.....Good until 2400, then poor.
.SUNDAY...
Sky/weather.........Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Chance of
precipitation 20 percent.
Chance of thunder...10 percent.
Max temperature.....72-77.
24 hr trend......5 degrees cooler.
Min humidity........26-32 percent.
24 hr trend......1 percent wetter.
20-foot winds.......Northwest winds 10 to 15 mph with gusts to
around 25 mph.
Ridge top winds.....Northwest around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 15 mph.
Mixing Height.......1800-3800 ft agl until 1200, then 5400-7400 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Clear. Lows in the mid 50s. North winds around
10 mph.
.MONDAY...Warmer. Mostly clear. Lows around 60. Highs in the mid
80s. Winds generally less than 10 mph.
.TUESDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the lower 60s. Highs in the lower 90s.
Winds generally less than 10 mph.
.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...Partly cloudy with chance of showers and slight
chance of thunderstorms. Lows in the upper 50s. Highs in the
upper 80s.
.INDEPENDENCE DAY...Partly cloudy. Chance of showers and
thunderstorms in the afternoon. Highs in the mid 80s.
$$
WYZ276-291230-
Cody Foothills-
Including the cities of Clark, Cody, and Meeteetse
419 AM MDT Sat Jun 28 2025
.TODAY...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms early in the afternoon. Some
thunderstorms may produce gusty winds early in
the afternoon. Chance of precipitation 20
percent.
Chance of thunder...20 percent.
Max temperature.....79-84.
24 hr trend......2 degrees cooler.
Min humidity........26-32 percent.
24 hr trend......9 percent wetter.
20-foot winds.......North winds 10 to 15 mph. Gusts up to 15 mph
until 1200, then 30 mph.
Ridge top winds.....North 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 15 to 20 mph.
Mixing Height.......1800-3800 ft agl until 1200, then 7200-9200 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good to
excellent.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....49-54.
24 hr trend......1 degree cooler.
Max humidity........59-65 percent.
24 hr trend......1 percent wetter.
Humidity recovery...Good.
20-foot winds.......Northwest winds 10 to 15 mph. Gusts up to 30
mph until 2400, then 15 mph.
Ridge top winds.....Northwest 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....North 15 to 20 mph.
Mixing Height.......3800-5800 ft agl until 2400, then 600-1000 ft
agl.
Smoke dispersal.....Good until 2400, then poor.
.SUNDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....72-77.
24 hr trend......5 degrees cooler.
Min humidity........32-38 percent.
24 hr trend......6 percent wetter.
20-foot winds.......North winds around 10 mph until 1200, then
northeast. Gusts up to 25 mph.
Ridge top winds.....North 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....North 15 to 20 mph.
Mixing Height.......1600-3600 ft agl until 1200, then 4600-6200 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Clear. Lows in the lower 50s. Winds generally
less than 10 mph.
.MONDAY...Mostly clear. Lows in the upper 50s. Highs in the lower
80s. Winds generally less than 10 mph.
.TUESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the mid 80s.
Northwest winds around 10 mph.
.WEDNESDAY...Partly cloudy with chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the mid 80s. Winds
generally less than 10 mph.
.THURSDAY THROUGH INDEPENDENCE DAY...Partly cloudy with chance of
showers and thunderstorms. Lows in the upper 50s. Highs 78 to 83.
$$
WYZ287-291230-
Owl Creek Mountains-
419 AM MDT Sat Jun 28 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Slight chance of showers and thunderstorms
early in the afternoon. Some thunderstorms may
produce gusty winds early in the afternoon.
Chance of precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....79-84.
24 hr trend......1 degree cooler.
Min humidity........20-26 percent.
24 hr trend......9 percent wetter.
20-foot winds.......West winds around 10 mph and gusty until 0900,
then southwest with gusts to around 30 mph
until 1500, then west with gusts to around 30
mph.
Ridge top winds.....West 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......1200-3200 ft agl until 1200, then 7400-9400 ft
agl.
Smoke dispersal.....Poor until 1200, then very good to excellent.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....50-55.
24 hr trend......5 degrees cooler.
Max humidity........60-66 percent.
24 hr trend......14 percent wetter.
Humidity recovery...Good.
20-foot winds.......Northwest winds 10 to 15 mph. Gusts up to 35
mph until 2400, then 20 mph.
Ridge top winds.....Northwest 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 15 to 20 mph.
Mixing Height.......4400-6400 ft agl until 2400, then 200-800 ft
agl.
Smoke dispersal.....Good to very good until 2400, then poor.
.SUNDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....71-76.
24 hr trend......7 degrees cooler.
Min humidity........31-37 percent.
24 hr trend......10 percent wetter.
20-foot winds.......North winds around 10 mph with higher gusts
until 1200, then northeast with gusts to around
30 mph.
Ridge top winds.....North around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....North around 15 mph.
Mixing Height.......1400-3400 ft agl until 1200, then 4400-6400 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the lower 50s. North winds
around 10 mph.
.MONDAY...Mostly clear. Lows in the upper 50s. Highs in the upper
70s. Winds generally less than 10 mph.
.TUESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the lower 80s.
West winds around 10 mph.
.WEDNESDAY...Partly cloudy with chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the lower 80s.
West winds around 10 mph.
.THURSDAY THROUGH INDEPENDENCE DAY...Partly cloudy with chance of
showers and thunderstorms. Lows in the mid 50s. Highs 76 to 81.
$$
WYZ286-291230-
Absaroka Mountains/North Shoshone NF-
Including the city of Pahaska
419 AM MDT Sat Jun 28 2025
.TODAY...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms early in the afternoon. Some
thunderstorms may produce gusty winds early in
the afternoon. Chance of precipitation 20
percent.
Chance of thunder...20 percent.
Max temperature.....71-76.
24 hr trend......1 degree warmer.
Min humidity........30-36 percent.
24 hr trend......7 percent wetter.
20-foot winds.......West winds 10 to 15 mph until 1200, then around
20 mph. Gusts up to 35 mph.
Ridge top winds.....West around 15 mph until 1200, then around 25
mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 20 mph until 1200, then around 30
mph.
Mixing Height.......2600-4600 ft agl until 1200, then 7400-9400 ft
agl.
Smoke dispersal.....Good until 1200, then excellent.
.TONIGHT...
Sky/weather.........Mostly clear. Slight chance of showers and
thunderstorms early in the evening. Some
thunderstorms may produce gusty winds early in
the evening. Chance of precipitation 20
percent.
Chance of thunder...10 percent.
Min temperature.....44-49.
24 hr trend......2 degrees cooler.
Max humidity........66-72 percent.
24 hr trend......3 percent wetter.
Humidity recovery...Good.
20-foot winds.......West winds 10 to 15 mph with gusts to around 35
mph until 0300, then downslope/downvalley 4-7
mph.
Ridge top winds.....West around 20 mph until 2400, then around 10
mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 20 mph until 2400, then northwest
around 10 mph.
Mixing Height.......3400-5400 ft agl until 2400, then 400-1000 ft
agl.
Smoke dispersal.....Good to very good until 2400, then poor.
.SUNDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....66-71.
24 hr trend......4 degrees cooler.
Min humidity........30-36 percent.
24 hr trend......2 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
northwest 10 to 15 mph with gusts to around 25
mph.
Ridge top winds.....West around 10 mph until 1200, then northwest
around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 10 mph until 1200, then around 20
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.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the mid 40s. Winds
generally less than 10 mph.
.MONDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the upper 40s. Highs in the lower 70s.
Winds generally less than 10 mph.
.TUESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the lower 50s. Highs in the mid 70s. West
winds around 10 mph.
.WEDNESDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows around 50. Highs in the mid 70s. West winds around 10 mph.
.THURSDAY THROUGH INDEPENDENCE DAY...Partly cloudy with chance of
showers and thunderstorms. Lows in the upper 40s. Highs around
70.
$$
WYZ140-291230-
Yellowstone National Park-
Including the cities of Lake, Mammoth, and Old Faithful
419 AM MDT Sat Jun 28 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Slight chance of showers and thunderstorms late
in the afternoon. Some thunderstorms may
produce gusty winds late in the afternoon.
Chance of precipitation 20 percent.
Chance of thunder...10 percent.
Max temperature.....72-77.
24 hr trend......1 degree warmer.
Min humidity........26-32 percent.
24 hr trend......2 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.Zero percent.
Transport winds.....Southwest around 15 mph until 1200, then west
around 25 mph.
Mixing Height.......2400-4400 ft agl until 1200, then 6800-8800 ft
agl.
Smoke dispersal.....Fair to good until 1200, then excellent.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....39-44.
24 hr trend......Unchanged.
Max humidity........74-80 percent.
24 hr trend......1 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......West winds 10 to 15 mph with gusts to around 25
mph until 2400, then downslope/downvalley 4-7
mph.
Ridge top winds.....West around 15 mph until 2400, then north.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph until 2400, then north.
Mixing Height.......3200-5200 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Good until 2400, then poor.
.SUNDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....70-75.
24 hr trend......1 degree cooler.
Min humidity........24-30 percent.
24 hr trend......4 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.....Northwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 10 to 15 mph.
Mixing Height.......1800-3800 ft agl until 1200, then 6000-8000 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Clear. Lows around 40. Winds generally less than
10 mph.
.MONDAY...Mostly clear. Lows in the mid 40s. Highs in the mid
70s. Winds generally less than 10 mph.
.TUESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 40s. Highs in the upper 70s.
Winds generally less than 10 mph.
.WEDNESDAY...Partly cloudy with chance of showers and
thunderstorms. Lows in the upper 40s. Highs in the mid 70s. Winds
generally less than 10 mph.
.THURSDAY THROUGH INDEPENDENCE DAY...Partly cloudy with chance of
showers and thunderstorms. Lows in the mid 40s. Highs in the
lower 70s.
$$
WYZ415-291230-
North Zone Bridger Teton NF and Grand Teton NP-
Including the cities of Jackson and Moran
419 AM MDT Sat Jun 28 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....70-75.
24 hr trend......Unchanged.
Min humidity........30-36 percent.
24 hr trend......8 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then west
10 to 15 mph. Gusts up to 30 mph.
Ridge top winds.....Southwest 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph until 1200, then west
around 25 mph.
Mixing Height.......2400-4400 ft agl until 1200, then 6800-8800 ft
agl.
Smoke dispersal.....Fair to good until 1200, then excellent.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....39-44.
24 hr trend......2 degrees cooler.
Max humidity........61-67 percent.
24 hr trend......1 percent drier.
Humidity recovery...Good.
20-foot winds.......Southwest winds 10 to 15 mph with gusts to
around 30 mph until 2400, then south with gusts
to around 15 mph until 0300, then
downslope/downvalley 4-7 mph.
Ridge top winds.....Southwest around 15 mph until 2400, then south.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......3400-5400 ft agl until 2400, then 400-1000 ft
agl.
Smoke dispersal.....Good until 2400, then poor.
.SUNDAY...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....69-74.
24 hr trend......Unchanged.
Min humidity........27-33 percent.
24 hr trend......6 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 around 10 mph until 1200, then west.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......2000-4000 ft agl until 1200, then 6000-8000 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then good to very
good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Clear. Lows in the lower 40s. Winds generally
less than 10 mph.
.MONDAY...Clear. Lows in the upper 40s. Highs in the mid 70s.
Winds generally less than 10 mph.
.TUESDAY THROUGH WEDNESDAY...Partly cloudy with slight chance of
showers and thunderstorms. Lows in the upper 40s. Highs 75 to 80.
Winds generally less than 10 mph.
.THURSDAY THROUGH INDEPENDENCE DAY...Partly cloudy with chance of
showers and thunderstorms. Lows in the mid 40s. Highs in the
lower 70s.
$$
WYZ416-291230-
West Wind River Mountains/East Zone Bridger Teton NF-
419 AM MDT Sat Jun 28 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....68-73.
24 hr trend......Unchanged.
Min humidity........25-31 percent.
24 hr trend......9 percent wetter.
20-foot winds.......West winds 10 to 15 mph with gusts to around 35
mph until 1500, then around 20 mph with gusts
to around 35 mph.
Ridge top winds.....West around 15 mph until 1200, then around 25
mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph until 1200, then around 25
mph.
Mixing Height.......2600-4600 ft agl until 1200, then 7600-9600 ft
agl.
Smoke dispersal.....Fair to good until 1200, then excellent.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....41-46.
24 hr trend......1 degree cooler.
Max humidity........50-56 percent.
24 hr trend......6 percent drier.
Humidity recovery...Moderate.
20-foot winds.......West winds 10 to 15 mph with gusts to around 35
mph until 2400, then downslope/downvalley 4-7
mph until 0300, then northeast around 10 mph
with gusts to around 15 mph.
Ridge top winds.....West around 20 mph until 2400, then north
around 10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 20 mph until 2400, then around 10
mph.
Mixing Height.......3400-5400 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Good to very good until 2400, then poor.
.SUNDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....68-73.
24 hr trend......1 degree cooler.
Min humidity........20-26 percent.
24 hr trend......9 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then west
10 to 15 mph. Gusts up to 25 mph.
Ridge top winds.....West around 10 mph until 1200, then around 20
mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......2200-4200 ft agl until 1200, then 6800-8800 ft
agl.
Smoke dispersal.....Fair to good until 1200, then very good to
excellent.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Clear. Lows in the lower 40s. Northeast winds
around 10 mph.
.MONDAY...Mostly clear. Lows in the mid 40s. Highs in the lower
70s. Winds generally less than 10 mph.
.TUESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 40s. Highs in the mid 70s. Winds
generally less than 10 mph.
.WEDNESDAY...Mostly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 40s. Highs in the lower 70s.
Winds generally less than 10 mph.
.THURSDAY THROUGH INDEPENDENCE DAY...Partly cloudy with chance of
showers and thunderstorms. Lows in the mid 40s. Highs in the
upper 60s.
$$
WYZ288-291230-
East Wind River Mountains/South Shoshone NF-
Including the cities of Dubois and South Pass
419 AM MDT Sat Jun 28 2025
.TODAY...
Sky/weather.........Mostly sunny. Slight chance of showers and
thunderstorms late in the afternoon. Some
thunderstorms may produce gusty winds late in
the afternoon. Chance of precipitation 20
percent.
Chance of thunder...10 percent.
Max temperature.....73-78.
24 hr trend......1 degree warmer.
Min humidity........25-31 percent.
24 hr trend......7 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph until 1200, then
west around 20 mph. Gusts up to 35 mph.
Ridge top winds.....Southwest around 15 mph until 1200, then west
around 25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 20 mph until 1200, then around 30
mph.
Mixing Height.......3000-5000 ft agl until 1200, then 9000-11000 ft
agl.
Smoke dispersal.....Good until 1200, then excellent.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....45-50.
24 hr trend......2 degrees cooler.
Max humidity........46-52 percent.
24 hr trend......3 percent drier.
Humidity recovery...Moderate.
20-foot winds.......West winds 15 to 20 mph with gusts to around 35
mph until 2400, then around 10 mph and gusty.
Ridge top winds.....West 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......4200-6200 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Very good until 2400, then poor.
.SUNDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....69-74.
24 hr trend......3 degrees cooler.
Min humidity........21-27 percent.
24 hr trend......3 percent drier.
20-foot winds.......Northwest winds 10 to 15 mph with gusts to
around 30 mph.
Ridge top winds.....Northwest 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......2200-4200 ft agl until 1200, then 7200-9200 ft
agl.
Smoke dispersal.....Fair to good until 1200, then very good to
excellent.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the mid 40s. Northeast
winds around 10 mph.
.MONDAY...Mostly clear. Lows in the lower 50s. Highs in the lower
70s. Winds generally less than 10 mph.
.TUESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the lower 50s. Highs in the upper 70s.
West winds around 10 mph.
.WEDNESDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows in the lower 50s. Highs in the mid 70s. West winds around
10 mph.
.THURSDAY THROUGH INDEPENDENCE DAY...Partly cloudy with chance of
showers and thunderstorms. Lows around 50. Highs in the lower
70s.
$$
WYZ414-291230-
Salt and Wyoming Ranges/West Zone Bridger Teton NF-
Including the city of Afton
419 AM MDT Sat Jun 28 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....70-75.
24 hr trend......1 degree cooler.
Min humidity........27-33 percent.
24 hr trend......6 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then west
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 15 mph until 1200, then around 25
mph.
Mixing Height.......2400-4400 ft agl until 1200, then 7200-9200 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good to
excellent.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....42-47.
24 hr trend......1 degree cooler.
Max humidity........62-68 percent.
24 hr trend......1 percent drier.
Humidity recovery...Good.
20-foot winds.......West winds 10 to 15 mph with gusts to around 30
mph until 2400, then downslope/downvalley 4-7
mph.
Ridge top winds.....West 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......3400-5400 ft agl until 2400, then 400-1000 ft
agl.
Smoke dispersal.....Good until 2400, then poor.
.SUNDAY...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....69-74.
24 hr trend......Unchanged.
Min humidity........20-26 percent.
24 hr trend......7 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then west
10 to 15 mph with gusts to around 30 mph.
Ridge top winds.....West around 10 mph until 1200, then around 20
mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......2000-4000 ft agl until 1200, then 6000-8000 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Clear. Lows in the mid 40s. Winds generally less
than 10 mph.
.MONDAY...Clear. Lows around 50. Highs in the upper 70s. Winds
generally less than 10 mph.
.TUESDAY...Mostly clear. Lows in the lower 50s. Highs around 80.
Winds generally less than 10 mph.
.WEDNESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the lower 50s. Highs in the upper 70s.
Winds generally less than 10 mph.
.THURSDAY...Partly cloudy with chance of showers and slight
chance of thunderstorms. Lows in the upper 40s. Highs in the
lower 70s.
.INDEPENDENCE DAY...Mostly sunny. Chance of showers and
thunderstorms in the afternoon. Highs in the lower 70s.
$$
WYZ278-291230-
Upper Green River Basin/Rock Springs BLM-
Including the cities of Big Piney, Farson, and Pinedale
419 AM MDT Sat Jun 28 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....75-80.
24 hr trend......1 degree warmer.
Min humidity........18-24 percent.
24 hr trend......4 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900. Winds west
around 20 mph with gusts to around 30 mph after
1500.
Ridge top winds.....Northwest around 10 mph until 1200, then west
around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 10 mph until 1200, then west
around 25 mph.
Mixing Height.......2800-4800 ft agl until 1200, then 10200-12200
ft agl.
Smoke dispersal.....Fair to good until 1200, then excellent.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....44-49.
24 hr trend......Unchanged.
Max humidity........55-61 percent.
24 hr trend......1 percent wetter.
Humidity recovery...Moderate.
20-foot winds.......Northwest winds 10 to 15 mph with gusts to
around 30 mph until 2400, then
downslope/downvalley 4-7 mph.
Ridge top winds.....Northwest around 20 mph until 2400, then north
around 10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 20 mph until 2400, then around
10 mph.
Mixing Height.......4600-6600 ft agl until 2400, then 400-600 ft
agl.
Smoke dispersal.....Very good until 2400, then poor.
.SUNDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....75-80.
24 hr trend......Unchanged.
Min humidity........13-19 percent.
24 hr trend......5 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then west
10 to 15 mph with gusts to around 30 mph.
Ridge top winds.....West around 10 mph until 1200, then around 20
mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 10 mph until 1200, then around 25
mph.
Mixing Height.......2800-4800 ft agl until 1200, then 9200-11200 ft
agl.
Smoke dispersal.....Fair to good until 1200, then excellent.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Clear. Lows in the mid 40s. North winds around
10 mph.
.MONDAY...Mostly clear. Lows in the upper 40s. Highs in the lower
80s. Winds generally less than 10 mph.
.TUESDAY...Mostly clear. Lows in the lower 50s. Highs in the mid
80s. Winds generally less than 10 mph.
.WEDNESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the lower 50s. Highs in the lower 80s.
Winds generally less than 10 mph.
.THURSDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 40s. Highs in the upper 70s.
.INDEPENDENCE DAY...Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Highs in the upper 70s.
$$
WYZ277-291230-
Lincoln and Uinta Counties/Lower Elevations-
Including the cities of Evanston, Fort Bridger, and Kemmerer
419 AM MDT Sat Jun 28 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....76-81.
24 hr trend......1 degree warmer.
Min humidity........17-23 percent.
24 hr trend......5 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west
15 to 20 mph with gusts to around 30 mph.
Ridge top winds.....Northwest around 10 mph until 1200, then west
around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 10 mph until 1200, then west
around 25 mph.
Mixing Height.......2000-4000 ft agl until 1200, then 9000-11000 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then excellent.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....45-50.
24 hr trend......1 degree cooler.
Max humidity........59-65 percent.
24 hr trend......10 percent wetter.
Humidity recovery...Good.
20-foot winds.......Northwest winds 10 to 15 mph with gusts to
around 30 mph until 2400, then
downslope/downvalley 4-7 mph.
Ridge top winds.....Northwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 10 to 15 mph.
Mixing Height.......4400-6400 ft agl until 2400, then 400-600 ft
agl.
Smoke dispersal.....Good to very good until 2400, then poor.
.SUNDAY...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....76-81.
24 hr trend......Unchanged.
Min humidity........12-18 percent.
24 hr trend......5 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then west
10 to 15 mph with gusts to around 25 mph.
Ridge top winds.....West around 10 mph until 1200, then around 20
mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 10 mph until 1200, then around 25
mph.
Mixing Height.......2600-4600 ft agl until 1200, then 8600-10600 ft
agl.
Smoke dispersal.....Fair to good until 1200, then excellent.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Clear. Lows in the mid 40s. Winds generally less
than 10 mph.
.MONDAY...Mostly clear. Lows around 50. Highs in the lower 80s.
Winds generally less than 10 mph.
.TUESDAY...Mostly clear. Lows in the lower 50s. Highs in the mid
80s. Winds generally less than 10 mph.
.WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs in the
lower 80s. Winds generally less than 10 mph.
.THURSDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the upper 40s. Highs in the upper 70s.
.INDEPENDENCE DAY...Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Highs in the upper 70s.
$$
WYZ279-291230-
Sweetwater County/Rock Springs BLM/Flaming Gorge NRA-
Including the cities of Green River, Rock Springs, and Wamsutter
419 AM MDT Sat Jun 28 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Chance of thunder...10 percent.
Max temperature.....82-87.
24 hr trend......2 degrees warmer.
Min humidity........11-17 percent.
24 hr trend......2 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
southwest 10 to 15 mph with gusts to around 30
mph until 1500, then west around 20 mph with
gusts to around 30 mph.
Ridge top winds.....Southwest around 10 mph until 1200, then west
around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph until 1200, then west
around 20 mph.
Mixing Height.......3400-5400 ft agl until 1200, then 12000-14000
ft agl.
Smoke dispersal.....Fair to good until 1200, then excellent.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....49-54.
24 hr trend......2 degrees cooler.
Max humidity........49-55 percent.
24 hr trend......17 percent wetter.
Humidity recovery...Moderate.
20-foot winds.......West winds 10 to 15 mph with gusts to around 30
mph until 0300, then downslope/downvalley 4-7
mph.
Ridge top winds.....West around 20 mph until 2400, then northwest
around 10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 20 mph until 2400, then northwest
around 10 mph.
Mixing Height.......4600-6600 ft agl until 2400, then 400-600 ft
agl.
Smoke dispersal.....Very good until 2400, then poor.
.SUNDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....79-84.
24 hr trend......1 degree cooler.
Min humidity........16-22 percent.
24 hr trend......1 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then west
10 to 15 mph with gusts to around 30 mph.
Ridge top winds.....West around 10 mph until 1200, then around 20
mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 10 mph until 1200, then around 20
mph.
Mixing Height.......3000-5000 ft agl until 1200, then 10600-12600
ft agl.
Smoke dispersal.....Fair to good until 1200, then excellent.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Clear. Lows in the lower 50s. North winds around
10 mph.
.MONDAY...Mostly clear. Lows in the lower 50s. Highs in the mid
80s. Winds generally less than 10 mph.
.TUESDAY...Mostly clear. Lows in the mid 50s. Highs in the upper
80s. Winds generally less than 10 mph.
.WEDNESDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
80s. Southwest winds around 10 mph.
.THURSDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the lower 50s. Highs in the lower 80s.
.INDEPENDENCE DAY...Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Highs in the lower 80s.
$$
WYZ289-291230-
Granite/Green/Ferris/Rattlesnake Mountains-
Including the city of Jeffrey City
419 AM MDT Sat Jun 28 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Slight chance of showers and thunderstorms late
in the afternoon. Some thunderstorms may
produce gusty winds late in the afternoon.
Chance of precipitation 20 percent.
Chance of thunder...10 percent.
Max temperature.....84-89.
24 hr trend......1 degree warmer.
Min humidity........10-16 percent.
24 hr trend......2 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
southwest 10 to 15 mph with gusts to around 30
mph until 1500, then west around 20 mph with
gusts to around 30 mph.
Ridge top winds.....Southwest 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph until 1200, then west
around 25 mph.
Mixing Height.......3600-5600 ft agl until 1200, then 12200-14200
ft agl.
Smoke dispersal.....Good until 1200, then excellent.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms early in the evening. Some
thunderstorms may produce gusty winds early in
the evening. Chance of precipitation 20
percent.
Chance of thunder...10 percent.
Min temperature.....51-56.
24 hr trend......2 degrees cooler.
Max humidity........61-67 percent.
24 hr trend......13 percent wetter.
Humidity recovery...Good.
20-foot winds.......West winds around 20 mph with gusts to around
35 mph until 2100, then northwest around 10 mph
with gusts to around 35 mph.
Ridge top winds.....Northwest 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 15 to 20 mph.
Mixing Height.......5400-7400 ft agl until 2400, then 400-600 ft
agl.
Smoke dispersal.....Very good until 2400, then poor.
.SUNDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....78-83.
24 hr trend......4 degrees cooler.
Min humidity........15-21 percent.
24 hr trend......4 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
northwest 10 to 15 mph with gusts to around 25
mph.
Ridge top winds.....Northwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 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 excellent.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Slight chance of showers and
thunderstorms in the evening. Lows in the lower 50s. Northeast
winds around 10 mph.
.MONDAY...Mostly clear. Lows in the mid 50s. Highs in the lower
80s. Winds generally less than 10 mph.
.TUESDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
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.
Southwest winds around 10 mph.
.THURSDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the lower 80s.
.INDEPENDENCE DAY...Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Highs in the lower 80s.
$$
WYZ300-291230-
Casper Mountain-
419 AM MDT Sat Jun 28 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Slight chance of showers and thunderstorms late
in the afternoon. Some thunderstorms may
produce gusty winds late in the afternoon.
Chance of precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....83-88.
24 hr trend......2 degrees warmer.
Min humidity........10-16 percent.
24 hr trend......1 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then west
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 around 15 mph until 1200, then west
around 25 mph.
Mixing Height.......3800-5800 ft agl until 1200, then 12200-14200
ft agl.
Smoke dispersal.....Good until 1200, then excellent.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms early in the evening. Some
thunderstorms may produce gusty winds early in
the evening. Chance of precipitation 20
percent.
Chance of thunder...20 percent.
Min temperature.....51-56.
24 hr trend......4 degrees cooler.
Max humidity........74-80 percent.
24 hr trend......26 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Northwest winds around 15 mph with gusts to
around 25 mph until 2100. Downslope/downvalley
4-7 mph after 0300.
Ridge top winds.....North 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......4600-6600 ft agl until 2400, then 200-400 ft
agl.
Smoke dispersal.....Good to very good until 2400, then poor.
.SUNDAY...
Sky/weather.........Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....76-81.
24 hr trend......7 degrees cooler.
Min humidity........28-34 percent.
24 hr trend......15 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
northwest around 10 mph. Gusts up to 15 mph.
Ridge top winds.....Northwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 10 mph until 1200, then around
20 mph.
Mixing Height.......1400-3400 ft agl until 1200, then 6000-8000 ft
agl.
Smoke dispersal.....Poor until 1200, then very good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Slight chance of showers and
thunderstorms in the evening. Lows in the lower 50s. Winds
generally less than 10 mph.
.MONDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the mid 70s.
Southeast winds around 10 mph.
.TUESDAY...Mostly clear. Lows in the mid 50s. Highs in the lower
80s. Winds generally less than 10 mph.
.WEDNESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the lower 80s.
South winds around 10 mph.
.THURSDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows in the upper 50s. Highs in the lower 80s.
.INDEPENDENCE DAY...Partly cloudy. Chance of showers and
thunderstorms in the afternoon. Highs in the upper 70s.
$$