Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
181
FNUS55 KRIW 050945
FWFRIW
Fire Weather Planning Forecast for Western and Central Wyoming
National Weather Service Riverton WY
345 AM MDT Sat Jul 5 2025
.DISCUSSION...
...Yellowstone NP and Teton dispatch areas (includes fire weather
zones 140...414...415...and 416)...
Showers and thunderstorms will develop after 1200, with zone 416
and northern portions of zone 140 having the best chances. Wind
gusts around 50 mph and small hail the main threats. Storm
movement will be to the east-northeast and will end across the
area by sunset. Dry conditions and clear skies will be in place
Sunday.
...Cody dispatch area (includes fire weather zones 275...276...
282...283...285...286...287...288...and 289)...
Showers and thunderstorms will develop after 1200, with zones 275,
282, 285 and 287 having the best chances. Wind gusts of 60 to 70
mph and large hail are the main threats. Storm movement will be to
the east- northeast and will end across the area by sunset.
Additional thunderstorms will extend into the Wind River Basin and
zone 288, although will not be as severe. Dry conditions and
clear skies will be in place Sunday.
...Casper dispatch area (includes fire weather zones 277...278...
279...280...281...285...289...and 300)...
Showers and thunderstorms will develop after 1200, with zones 281
and 285 having the best chances. Wind gusts of 60 to 70 mph and
large hail are the main threats. Storm movement will be to the
east- northeast and will end across the area by sunset. Additional
thunderstorms will occur in zone 278 and 280, although will not
be as severe. Dry conditions and clear skies will be in place
Sunday.
...Thunderstorms imply strong gusty and erratic winds...
WYZ280-061145-
Natrona County/Casper BLM-
Including the cities of Casper and Midwest
345 AM MDT Sat Jul 5 2025
.TODAY...
Sky/weather.........Mostly sunny. Chance of showers and slight
chance of thunderstorms in the afternoon. Some
thunderstorms may produce damaging winds and
large hail late in the afternoon. Some
thunderstorms may be severe with damaging winds
and large hail late in the afternoon. Chance of
precipitation 50 percent.
Chance of thunder...20 percent.
Max temperature.....82-87.
24 hr trend......3 degrees warmer.
Min humidity........17-23 percent.
24 hr trend......10 percent drier.
20-foot winds.......Southwest winds 10 to 15 mph with gusts to
around 30 mph until 1500, then northwest with
gusts to around 30 mph.
Ridge top winds.....West 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 8200-10200 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good to
excellent.
.TONIGHT...
Sky/weather.........Mostly clear. Slight chance of thunderstorms
early in the evening. Slight chance of showers
in the evening. Slight chance of thunderstorms
early in the evening. Some thunderstorms may be
severe with damaging winds and large hail. Some
thunderstorms may be severe. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Min temperature.....51-56.
24 hr trend......2 degrees cooler.
Max humidity........88-94 percent.
24 hr trend......9 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 35
mph.
Ridge top winds.....North around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....North 15 to 20 mph.
Mixing Height.......3200-5200 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Good until 2400, then poor.
.SUNDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Slight chance of showers and thunderstorms in
the afternoon. Chance of precipitation 20
percent.
Chance of thunder...10 percent.
Max temperature.....81-86.
24 hr trend......Unchanged.
Min humidity........23-29 percent.
24 hr trend......4 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then
northwest around 10 mph with higher gusts.
Ridge top winds.....West around 10 mph until 1200, then northwest.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......1000-3000 ft agl until 1200, then 5400-7400 ft
agl.
Smoke dispersal.....Poor until 1200, then good to very good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the lower 50s. Northeast
winds around 10 mph.
.MONDAY...Clear. Lows in the mid 50s. Highs in the upper 80s.
Northwest winds around 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows in the upper 50s.
Highs 91 to 96. West winds around 10 mph.
.THURSDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the lower 50s. Highs in the upper 80s.
.FRIDAY...Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Highs in the upper 70s.
$$
WYZ283-061145-
Upper Wind River Basin/Wind River Basin-
Including the cities of Crowheart, Lander, Riverton, and Shoshoni
345 AM MDT Sat Jul 5 2025
.TODAY...
Sky/weather.........Sunny then becoming partly cloudy. Slight
chance of thunderstorms early in the afternoon.
Slight chance of showers in the afternoon.
Slight chance of thunderstorms in the
afternoon. Some thunderstorms may produce gusty
winds and small hail early in the afternoon.
Some thunderstorms may produce damaging winds
and large hail late in the afternoon. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....78-83.
24 hr trend......3 degrees warmer.
Min humidity........20-26 percent.
24 hr trend......5 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west
10 to 15 mph with gusts to around 30 mph.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph until 1200, then around
20 mph.
Mixing Height.......1800-3800 ft agl until 1200, then 8200-10200 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then excellent.
.TONIGHT...
Sky/weather.........Mostly clear. Slight chance of showers and
thunderstorms early in the evening. Slight
chance of thunderstorms early in the evening.
Some thunderstorms may produce damaging winds
and large hail early in the evening. Some
thunderstorms may be severe with damaging winds
and large hail early in the evening, then some
thunderstorms may be severe. Chance of
precipitation 20 percent.
Chance of thunder...10 percent.
Min temperature.....48-53.
24 hr trend......1 degree cooler.
Max humidity........71-77 percent.
24 hr trend......1 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Northwest winds around 10 mph until 2400, then
northeast until 0300, then downslope/downvalley
4-7 mph. Gusts up to 30 mph.
Ridge top winds.....Northwest around 15 mph until 2400, then
northeast.
Chc of wetting rain.Zero percent.
Transport winds.....North around 15 mph.
Mixing Height.......3000-5000 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.....80-85.
24 hr trend......Unchanged.
Min humidity........19-25 percent.
24 hr trend......2 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then
northwest around 10 mph. Gusts up to 20 mph.
Ridge top winds.....East around 10 mph until 1200, then northwest.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......1200-3200 ft agl until 1200, then 6000-8000 ft
agl.
Smoke dispersal.....Poor until 1200, then good to very good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the lower 50s. Northwest
winds around 10 mph.
.MONDAY...Clear. Lows in the mid 50s. Highs in the upper 80s.
Winds generally less than 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows in the upper 50s.
Highs in the lower 90s. West winds around 10 mph.
.THURSDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the lower 50s. Highs in the upper 80s.
.FRIDAY...Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Highs around 80.
$$
WYZ285-061145-
South Bighorn Mountains-
345 AM MDT Sat Jul 5 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Slight chance of showers in the morning. Chance
of showers and thunderstorms in the afternoon.
Some thunderstorms may produce gusty winds and
small hail early in the afternoon. Some
thunderstorms may produce damaging winds and
large hail early in the afternoon. Some
thunderstorms may be severe with damaging winds
and large hail late in the afternoon. Chance of
precipitation 50 percent.
Chance of thunder...30 percent.
Max temperature.....75-80.
24 hr trend......2 degrees warmer.
Min humidity........23-29 percent.
24 hr trend......6 percent drier.
20-foot winds.......Southwest winds 10 to 15 mph. Gusts up to 15
mph until 1200, then 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 6600-8600 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good to
excellent.
.TONIGHT...
Sky/weather.........Partly cloudy. Chance of showers and slight
chance of thunderstorms in the evening. Some
thunderstorms may be severe with damaging winds
and large hail. Some thunderstorms may be
severe. Chance of precipitation 50 percent.
Chance of thunder...20 percent.
Min temperature.....49-54.
24 hr trend......3 degrees cooler.
Max humidity........77-83 percent.
24 hr trend......5 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Northwest winds around 10 mph until 2400, then
north until 0300, then downslope/downvalley 4-7
mph. Gusts up to 30 mph.
Ridge top winds.....Northwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 10 to 15 mph.
Mixing Height.......1400-3400 ft agl until 2400, then 200-400 ft
agl.
Smoke dispersal.....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......1 degree cooler.
Min humidity........26-32 percent.
24 hr trend......Unchanged.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west
around 10 mph. Gusts up to 15 mph.
Ridge top winds.....West 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 10 mph until 1200, then around 20
mph.
Mixing Height.......1000-3000 ft agl until 1200, then 4800-6800 ft
agl.
Smoke dispersal.....Poor until 1200, then good to very good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the lower 50s. Northeast
winds around 10 mph.
.MONDAY...Clear. Lows in the upper 50s. Highs in the upper 70s.
Northwest winds around 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows 56 to 61. Highs
83 to 88. West winds around 10 mph.
.THURSDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the lower 50s. Highs in the upper 70s.
.FRIDAY...Partly cloudy. Chance of showers and thunderstorms in
the afternoon. Highs in the lower 70s.
$$
WYZ281-061145-
Johnson County/Casper BLM-
Including the cities of Buffalo and Kaycee
345 AM MDT Sat Jul 5 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Chance of showers and thunderstorms in the
afternoon. Some thunderstorms may produce gusty
winds and small hail early in the afternoon.
Some thunderstorms may produce damaging winds
and large hail early in the afternoon, then
some thunderstorms may be severe with damaging
winds and large hail. Chance of precipitation
50 percent.
Chance of thunder...30 percent.
Max temperature.....77-82.
24 hr trend......4 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 10 to 15 mph with gusts to around 45
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.......1600-3600 ft agl until 1200, then 7400-9400 ft
agl.
Smoke dispersal.....Poor until 1200, then very good.
.TONIGHT...
Sky/weather.........Partly cloudy. Chance of showers and
thunderstorms in the evening. Slight chance of
showers and thunderstorms after midnight. Some
thunderstorms may be severe with damaging winds
and large hail early in the evening. Some
thunderstorms may be severe early in the
evening. Chance of precipitation 50 percent.
Chance of thunder...40 percent.
Min temperature.....51-56.
24 hr trend......2 degrees cooler.
Max humidity........85-91 percent.
24 hr trend......6 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......North winds around 20 mph with gusts to around
50 mph until 2400, then around 10 mph with
gusts to around 30 mph until 0300, then
downslope/downvalley 4-7 mph.
Ridge top winds.....North around 25 mph until 2400, then northwest
around 10 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....North around 25 mph until 2400, then around 10
mph.
Mixing Height.......3200-5200 ft agl until 2400, then 600-1200 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......4 degrees cooler.
Min humidity........36-42 percent.
24 hr trend......7 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then
northeast around 10 mph. Gusts up to 15 mph.
Ridge top winds.....Northwest around 10 mph until 1200, then
northeast.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 10 mph.
Mixing Height.......1400-3400 ft agl until 1200, then 5200-7200 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the mid 50s. Winds
generally less than 10 mph.
.MONDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the mid 80s. Winds
generally less than 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows in the lower 60s.
Highs in the mid 90s. Northwest winds around 10 mph.
.THURSDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the mid 80s.
.FRIDAY...Partly cloudy. Slight chance of showers and
thunderstorms in the afternoon. Highs in the upper 70s.
$$
WYZ282-061145-
South Bighorn Basin/Worland BLM-
Including the cities of Ten Sleep, Thermopolis, and Worland
345 AM MDT Sat Jul 5 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Slight chance of showers in the morning. Chance
of showers and thunderstorms in the afternoon.
Some thunderstorms may produce gusty winds and
small hail early in the afternoon. Some
thunderstorms may be severe with damaging winds
and large hail early in the afternoon. Some
thunderstorms may be severe with damaging winds
and large hail late in the afternoon. Chance of
precipitation 50 percent.
Chance of thunder...30 percent.
Max temperature.....77-82.
24 hr trend......Unchanged.
Min humidity........25-31 percent.
24 hr trend......1 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
southwest 10 to 15 mph with gusts to around 30
mph.
Ridge top winds.....Southwest around 10 mph until 1200, then around
20 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....South around 10 mph until 1200, then southwest
around 20 mph.
Mixing Height.......1600-3600 ft agl until 1200, then 7200-9200 ft
agl.
Smoke dispersal.....Poor until 1200, then very good.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of thunderstorms
early in the evening. Slight chance of showers
early in the evening. Slight chance of
thunderstorms early in the evening. Some
thunderstorms may be severe with damaging winds
and large hail. Some thunderstorms may be
severe. Chance of precipitation 20 percent.
Chance of thunder...20 percent.
Min temperature.....47-52.
24 hr trend......2 degrees cooler.
Max humidity........79-85 percent.
24 hr trend......1 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......East winds around 10 mph with gusts to around
35 mph until 2100, then west with gusts to
around 35 mph until 0300, then
downslope/downvalley 4-7 mph.
Ridge top winds.....North around 15 mph until 2400, then west.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 10 to 15 mph.
Mixing Height.......3000-5000 ft agl until 2400, then 400-1000 ft
agl.
Smoke dispersal.....Fair to good until 2400, then poor.
.SUNDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....75-80.
24 hr trend......1 degree cooler.
Min humidity........23-29 percent.
24 hr trend......2 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph. Gusts up to 15 mph.
Ridge top winds.....West around 10 mph until 1200, then northeast.
Chc of wetting rain.Zero percent.
Transport winds.....West around 10 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...Clear. Lows in the mid 50s. Winds generally less
than 10 mph.
.MONDAY...Clear. Lows in the upper 50s. Highs in the upper 80s.
Winds generally less than 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows around 60. Highs
in the mid 90s. West winds around 10 mph.
.THURSDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the upper 80s.
.FRIDAY...Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Highs around 80.
$$
WYZ275-061145-
North Bighorn Basin/Worland BLM-
Including the cities of Greybull, Lovell, and Powell
345 AM MDT Sat Jul 5 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Slight chance of showers in the morning, then
chance of showers and thunderstorms in the
afternoon. Some thunderstorms may produce
damaging winds and large hail early in the
afternoon. Some thunderstorms may be severe
with damaging winds and large hail early in the
afternoon. Chance of precipitation 50 percent.
Chance of thunder...40 percent.
Max temperature.....72-77.
24 hr trend......1 degree cooler.
Min humidity........26-32 percent.
24 hr trend......3 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
southeast around 10 mph with gusts to around 30
mph.
Ridge top winds.....Southeast 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.......1200-3200 ft agl until 1200, then 5800-7800 ft
agl.
Smoke dispersal.....Poor until 1200, then good to very good.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of thunderstorms
early in the evening. Slight chance of showers
in the evening. Slight chance of thunderstorms
early in the evening. Some thunderstorms may be
severe with damaging winds and large hail. Some
thunderstorms may be severe. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Min temperature.....47-52.
24 hr trend......2 degrees cooler.
Max humidity........78-84 percent.
24 hr trend......1 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Northeast winds around 15 mph with gusts to
around 35 mph until 2100. West with gusts to
around 15 mph after 0300.
Ridge top winds.....North around 20 mph until 2400, then northwest.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 15 to 20 mph.
Mixing Height.......2000-4000 ft agl until 2400, then 400-1000 ft
agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....73-78.
24 hr trend......Unchanged.
Min humidity........24-30 percent.
24 hr trend......4 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph. Gusts up to 15 mph.
Ridge top winds.....Southwest around 10 mph until 1200, then
northeast.
Chc of wetting rain.Zero percent.
Transport winds.....West around 10 mph.
Mixing Height.......1200-3200 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 mid 50s. Winds
generally less than 10 mph.
.MONDAY...Warmer, clear. Lows in the upper 50s. Highs in the
upper 80s. Winds generally less than 10 mph.
.TUESDAY...Mostly clear. 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 around 60. Highs in the mid 90s. West winds
around 10 mph.
.THURSDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the mid 80s.
.FRIDAY...Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Highs in the lower 80s.
$$
WYZ276-061145-
Cody Foothills-
Including the cities of Clark, Cody, and Meeteetse
345 AM MDT Sat Jul 5 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Slight chance of showers late in the morning.
Chance of showers late in the morning. Chance
of thunderstorms in the afternoon. Some
thunderstorms may produce damaging winds and
large hail early in the afternoon. Some
thunderstorms may be severe with damaging winds
and large hail. Chance of precipitation 50
percent.
Chance of thunder...40 percent.
Max temperature.....73-78.
24 hr trend......1 degree warmer.
Min humidity........29-35 percent.
24 hr trend......2 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then south
around 15 mph until 1500, then west. Gusts up
to 30 mph.
Ridge top winds.....South around 10 mph until 1200, then southwest
around 20 mph.
Chc of wetting rain.Zero percent until 1200, then 10 percent.
Transport winds.....Southwest around 10 mph until 1200, then around
20 mph.
Mixing Height.......2000-4000 ft agl until 1200, then 5600-7600 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good.
.TONIGHT...
Sky/weather.........Mostly clear. Chance of showers and slight
chance of thunderstorms in the evening. Some
thunderstorms may be severe with damaging winds
and large hail. Some thunderstorms may be
severe. Chance of precipitation 40 percent.
Chance of thunder...20 percent.
Min temperature.....46-51.
24 hr trend......3 degrees cooler.
Max humidity........69-75 percent.
24 hr trend......4 percent wetter.
Humidity recovery...Good.
20-foot winds.......North winds 10 to 15 mph with gusts to around
30 mph until 2400, then downslope/downvalley
4-7 mph.
Ridge top winds.....North around 20 mph until 2400, then west
around 10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 20 mph until 2400, then around
10 mph.
Mixing Height.......2400-4400 ft agl until 2400, then 400-1000 ft
agl.
Smoke dispersal.....Fair to good until 2400, then poor.
.SUNDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...10 percent.
Max temperature.....74-79.
24 hr trend......1 degree warmer.
Min humidity........28-34 percent.
24 hr trend......1 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then east
around 10 mph. Gusts up to 20 mph.
Ridge top winds.....East 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......1400-3400 ft agl until 1200, then 4400-6200 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 THROUGH WEDNESDAY...Mostly clear. Lows 57 to 62. Highs
84 to 89. West winds around 10 mph.
.THURSDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the lower 50s. Highs around 80.
.FRIDAY...Partly cloudy. Chance of showers and thunderstorms in
the afternoon. Highs in the mid 70s.
$$
WYZ287-061145-
Owl Creek Mountains-
345 AM MDT Sat Jul 5 2025
.TODAY...
Sky/weather.........Sunny then becoming partly cloudy. Slight
chance of showers in the morning, then chance
of showers and thunderstorms in the afternoon.
Some thunderstorms may produce gusty winds and
small hail early in the afternoon. Some
thunderstorms may produce damaging winds and
large hail early in the afternoon, then some
thunderstorms may be severe with damaging winds
and large hail. Chance of precipitation 50
percent.
Chance of thunder...40 percent.
Max temperature.....75-80.
24 hr trend......1 degree warmer.
Min humidity........28-34 percent.
24 hr trend......Unchanged.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
southwest 10 to 15 mph with gusts to around 35
mph.
Ridge top winds.....Southwest 15 to 20 mph.
Chc of wetting rain.Zero percent until 1200, then 15 percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......2000-4000 ft agl until 1200, then 7000-9000 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good.
.TONIGHT...
Sky/weather.........Mostly clear. Slight chance of thunderstorms
early in the evening. Slight chance of showers
early in the evening. Slight chance of
thunderstorms early in the evening. Some
thunderstorms may be severe with damaging winds
and large hail. Some thunderstorms may be
severe. Chance of precipitation 20 percent.
Chance of thunder...20 percent.
Min temperature.....49-54.
24 hr trend......3 degrees cooler.
Max humidity........71-77 percent.
24 hr trend......2 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Northwest winds 10 to 15 mph until 0300, then
downslope/downvalley 4-7 mph. Gusts up to 30
mph.
Ridge top winds.....Northwest around 20 mph until 2400, then around
10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 20 mph until 2400, then around
10 mph.
Mixing Height.......2600-4600 ft agl until 2400, then 200-600 ft
agl.
Smoke dispersal.....Fair to good until 2400, then poor.
.SUNDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...10 percent.
Max temperature.....73-78.
24 hr trend......1 degree cooler.
Min humidity........26-32 percent.
24 hr trend......1 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
southeast around 10 mph. Gusts up to 15 mph.
Ridge top winds.....Southeast 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......800-2800 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 mid 50s. Northwest
winds around 10 mph.
.MONDAY THROUGH WEDNESDAY...Mostly clear. Lows in the upper 50s.
Highs 82 to 87. West winds around 10 mph.
.THURSDAY...Partly cloudy with chance of showers and
thunderstorms. Lows in the lower 50s. Highs in the upper 70s.
.FRIDAY...Mostly sunny. Chance of showers and thunderstorms in
the afternoon. Highs in the lower 70s.
$$
WYZ286-061145-
Absaroka Mountains/North Shoshone NF-
Including the city of Pahaska
345 AM MDT Sat Jul 5 2025
.TODAY...
Sky/weather.........Partly cloudy. Slight chance of thunderstorms
in the morning. Chance of showers through the
day. Chance of thunderstorms in the afternoon.
Some thunderstorms may be severe late in the
morning. Some thunderstorms may produce
damaging winds and large hail early in the
afternoon, then some thunderstorms may be
severe with damaging winds and large hail.
Chance of precipitation 50 percent.
Chance of thunder...40 percent.
Max temperature.....66-71.
24 hr trend......2 degrees warmer.
Min humidity........30-36 percent.
24 hr trend......11 percent drier.
20-foot winds.......Southwest winds 10 to 15 mph until 1500, then
west around 20 mph. Gusts up to 35 mph.
Ridge top winds.....Southwest around 15 mph until 1200, then around
25 mph.
Chc of wetting rain.Zero percent until 1200, then 15 percent.
Transport winds.....Southwest around 15 mph until 1200, then around
30 mph.
Mixing Height.......2600-4600 ft agl until 1200, then 5600-7600 ft
agl.
Smoke dispersal.....Fair to good until 1200, then very good to
excellent.
.TONIGHT...
Sky/weather.........Mostly clear. Chance of showers and slight
chance of thunderstorms in the evening. Some
thunderstorms may be severe with damaging winds
and large hail. Some thunderstorms may be
severe. Chance of precipitation 40 percent.
Chance of thunder...20 percent.
Min temperature.....42-47.
24 hr trend......1 degree cooler.
Max humidity........68-74 percent.
24 hr trend......9 percent drier.
Humidity recovery...Good.
20-foot winds.......West winds around 15 mph with gusts to around
35 mph until 2100, then downslope/downvalley
4-7 mph.
Ridge top winds.....West 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 20 mph until 2400, then around 10
mph.
Mixing Height.......2200-4200 ft agl until 2400, then 400-1000 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.....66-71.
24 hr trend......2 degrees warmer.
Min humidity........29-35 percent.
24 hr trend......8 percent drier.
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 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 6200-8200 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 THROUGH TUESDAY...Mostly clear. Lows 48 to 53. Highs
73 to 78. West winds around 10 mph.
.WEDNESDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows around 50. Highs in the upper 70s. West winds
around 10 mph.
.THURSDAY THROUGH FRIDAY...Partly cloudy with chance of showers
and thunderstorms. Lows in the mid 40s. Highs 67 to 72.
$$
WYZ140-061145-
Yellowstone National Park-
Including the cities of Lake, Mammoth, and Old Faithful
345 AM MDT Sat Jul 5 2025
.TODAY...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms in the morning, then chance of
showers and thunderstorms in the afternoon.
Some thunderstorms may produce gusty winds and
small hail early in the afternoon. Some
thunderstorms may produce damaging winds and
large hail early in the afternoon. Chance of
precipitation 50 percent.
Chance of thunder...40 percent.
Max temperature.....65-70.
24 hr trend......2 degrees warmer.
Min humidity........29-35 percent.
24 hr trend......7 percent drier.
20-foot winds.......Southwest winds 10 to 15 mph with gusts to
around 30 mph until 1200, then around 20 mph
with gusts to around 40 mph.
Ridge top winds.....Southwest around 15 mph until 1200, then around
25 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....South around 15 mph until 1200, then southwest
around 30 mph.
Mixing Height.......2200-4200 ft agl until 1200, then 5600-7400 ft
agl.
Smoke dispersal.....Fair to good until 1200, then excellent.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming clear. Slight
chance of thunderstorms early in the evening.
Slight chance of showers early in the evening.
Slight chance of thunderstorms early in the
evening. Some thunderstorms may produce
damaging winds and large hail early in the
evening. Chance of precipitation 20 percent.
Chance of thunder...20 percent.
Min temperature.....37-42.
24 hr trend......2 degrees cooler.
Max humidity........77-83 percent.
24 hr trend......5 percent drier.
Humidity recovery...Excellent.
20-foot winds.......West winds around 15 mph with gusts to around
30 mph 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 northeast.
Mixing Height.......2600-4600 ft agl until 2400, then 200-800 ft
agl.
Smoke dispersal.....Good until 2400, then poor.
.SUNDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....69-74.
24 hr trend......3 degrees warmer.
Min humidity........25-31 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 20 mph.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......1600-3600 ft agl 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 mid 40s. Highs in the lower 70s.
Winds generally less than 10 mph.
.TUESDAY...Mostly clear. Lows in the mid 40s. Highs in the upper
70s. Winds generally less than 10 mph.
.WEDNESDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the mid 40s. Highs in the upper 70s. Winds
generally less than 10 mph.
.THURSDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the lower 40s. Highs in the lower 70s.
.FRIDAY...Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Highs in the lower 70s.
$$
WYZ415-061145-
North Zone Bridger Teton NF and Grand Teton NP-
Including the cities of Jackson and Moran
345 AM MDT Sat Jul 5 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Slight chance of thunderstorms in the morning.
Chance of showers through the day. Chance of
thunderstorms in the afternoon. Some
thunderstorms may produce gusty winds and small
hail early in the afternoon. Chance of
precipitation 50 percent.
Chance of thunder...30 percent.
Max temperature.....66-71.
24 hr trend......1 degree warmer.
Min humidity........33-39 percent.
24 hr trend......12 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
southwest 10 to 15 mph until 1500, then west
around 20 mph. Gusts up to 35 mph.
Ridge top winds.....Southwest 15 to 20 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....South around 15 mph until 1200, then southwest
around 25 mph.
Mixing Height.......1800-3800 ft agl until 1200, then 5200-7200 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good.
.TONIGHT...
Sky/weather.........Mostly clear. Slight chance of showers and
thunderstorms early in the evening. Chance of
precipitation 20 percent.
Chance of thunder...10 percent.
Min temperature.....39-44.
24 hr trend......Unchanged.
Max humidity........67-73 percent.
24 hr trend......20 percent drier.
Humidity recovery...Good.
20-foot winds.......West winds around 15 mph with gusts to around
35 mph until 2100, then downslope/downvalley
4-7 mph.
Ridge top winds.....West around 15 mph until 2400, then south.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph until 2400, then south.
Mixing Height.......2000-4000 ft agl until 2400, then 400-1000 ft
agl.
Smoke dispersal.....Fair to good until 2400, then poor.
.SUNDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....67-72.
24 hr trend......3 degrees warmer.
Min humidity........27-33 percent.
24 hr trend......10 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west
around 10 mph with gusts to around 25 mph.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph until 1200, then west
around 20 mph.
Mixing Height.......1800-3800 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 lower 40s. Winds generally
less than 10 mph.
.MONDAY...Clear. Lows in the mid 40s. Highs in the mid 70s. Winds
generally less than 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows in the upper 40s.
Highs in the upper 70s. Winds generally less than 10 mph.
.THURSDAY THROUGH FRIDAY...Mostly clear with slight chance of
showers and thunderstorms. Lows in the mid 40s. Highs in the
lower 70s.
$$
WYZ416-061145-
West Wind River Mountains/East Zone Bridger Teton NF-
345 AM MDT Sat Jul 5 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Slight chance of thunderstorms in the morning.
Chance of showers through the day. Chance of
thunderstorms in the afternoon. Some
thunderstorms may produce gusty winds and small
hail early in the afternoon. Chance of
precipitation 50 percent.
Chance of thunder...40 percent.
Max temperature.....63-68.
24 hr trend......2 degrees warmer.
Min humidity........28-34 percent.
24 hr trend......12 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
southwest 10 to 15 mph with gusts to around 35
mph until 1500, then west around 20 mph with
gusts to around 35 mph.
Ridge top winds.....South around 15 mph until 1200, then southwest
around 25 mph.
Chc of wetting rain.Zero percent until 1200, then 15 percent.
Transport winds.....South around 15 mph until 1200, then southwest
around 25 mph.
Mixing Height.......1600-3600 ft agl until 1200, then 5000-7000 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good.
.TONIGHT...
Sky/weather.........Mostly clear. Slight chance of showers and
thunderstorms early in the evening. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Min temperature.....40-45.
24 hr trend......2 degrees warmer.
Max humidity........62-68 percent.
24 hr trend......31 percent drier.
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 until 2400, then
downslope/downvalley 4-7 mph.
Ridge top winds.....West around 20 mph until 2400, then northeast
around 10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 20 mph until 2400, then northwest
around 10 mph.
Mixing Height.......2000-4000 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Fair to good until 2400, then poor.
.SUNDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....65-70.
24 hr trend......2 degrees warmer.
Min humidity........25-31 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.....Southwest around 10 mph until 1200, then west
around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph until 1200, then around 25
mph.
Mixing Height.......2200-4200 ft agl until 1200, then 6600-8600 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. Winds generally
less than 10 mph.
.MONDAY THROUGH WEDNESDAY...Mostly clear. Lows in the upper 40s.
Highs 71 to 76. West winds around 10 mph.
.THURSDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the lower 40s. Highs in the lower 70s.
.FRIDAY...Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Highs in the upper 60s.
$$
WYZ288-061145-
East Wind River Mountains/South Shoshone NF-
Including the cities of Dubois and South Pass
345 AM MDT Sat Jul 5 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Slight chance of thunderstorms in the morning.
Chance of showers through the day. Chance of
thunderstorms in the afternoon. Some
thunderstorms may produce gusty winds and small
hail early in the afternoon. Chance of
precipitation 50 percent.
Chance of thunder...40 percent.
Max temperature.....69-74.
24 hr trend......3 degrees warmer.
Min humidity........26-32 percent.
24 hr trend......11 percent drier.
20-foot winds.......Southwest winds 10 to 15 mph until 1500, then
around 20 mph. Gusts up to 35 mph.
Ridge top winds.....Southwest around 15 mph until 1200, then around
25 mph.
Chc of wetting rain.Zero percent until 1200, then 10 percent.
Transport winds.....Southwest around 15 mph until 1200, then around
30 mph.
Mixing Height.......2000-4000 ft agl until 1200, then 6800-8800 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then excellent.
.TONIGHT...
Sky/weather.........Mostly clear. Slight chance of showers and
thunderstorms early in the evening. Chance of
precipitation 20 percent.
Chance of thunder...10 percent.
Min temperature.....43-48.
24 hr trend......Unchanged.
Max humidity........60-66 percent.
24 hr trend......25 percent drier.
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 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 20 mph until 2400, then around 10
mph.
Mixing Height.......3000-5000 ft agl until 2400, then 200-800 ft
agl.
Smoke dispersal.....Good until 2400, then poor.
.SUNDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...10 percent.
Max temperature.....68-73.
24 hr trend......1 degree warmer.
Min humidity........25-31 percent.
24 hr trend......4 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then west
10 to 15 mph. Gusts up to 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.......2000-4000 ft agl until 1200, then 7200-9200 ft
agl.
Smoke dispersal.....Fair to good until 1200, then excellent.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Clear. Lows in the upper 40s. West winds around
10 mph.
.MONDAY THROUGH WEDNESDAY...Mostly clear. Lows 50 to 55. Highs
74 to 79. West winds around 10 mph.
.THURSDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the upper 40s. Highs in the lower 70s.
.FRIDAY...Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Highs around 70.
$$
WYZ414-061145-
Salt and Wyoming Ranges/West Zone Bridger Teton NF-
Including the city of Afton
345 AM MDT Sat Jul 5 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Slight chance of showers in the late morning
and afternoon. Slight chance of thunderstorms
in the afternoon. Some thunderstorms may
produce gusty winds and small hail early in the
afternoon. Chance of precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....66-71.
24 hr trend......1 degree warmer.
Min humidity........31-37 percent.
24 hr trend......8 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
southwest 10 to 15 mph until 1500, then west
around 20 mph. Gusts up to 30 mph.
Ridge top winds.....South around 10 mph until 1200, then west
around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South around 15 mph until 1200, then southwest
around 25 mph.
Mixing Height.......2000-4000 ft agl until 1200, then 6400-8400 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....40-45.
24 hr trend......1 degree warmer.
Max humidity........69-75 percent.
24 hr trend......26 percent drier.
Humidity recovery...Good.
20-foot winds.......West winds around 15 mph with gusts to around
30 mph until 2100, 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.......2800-4800 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.....68-73.
24 hr trend......3 degrees warmer.
Min humidity........23-29 percent.
24 hr trend......9 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west
10 to 15 mph. Gusts up to 25 mph.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph until 1200, then west
around 20 mph.
Mixing Height.......2000-4000 ft agl until 1200, then 7000-9000 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 in the upper 40s. Highs in the mid 70s.
Winds generally less than 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows around 50. Highs
around 80. Southwest winds around 10 mph.
.THURSDAY...Mostly clear. Lows in the mid 40s. Highs in the mid
70s.
.FRIDAY...Sunny. Highs in the mid 70s.
$$
WYZ278-061145-
Upper Green River Basin/Rock Springs BLM-
Including the cities of Big Piney, Farson, and Pinedale
345 AM MDT Sat Jul 5 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Slight chance of thunderstorms late in the
morning. Slight chance of showers late in the
morning. Slight chance of thunderstorms in the
afternoon. Some thunderstorms may produce gusty
winds and small hail early in the afternoon.
Chance of precipitation 20 percent.
Chance of thunder...10 percent.
Max temperature.....70-75.
24 hr trend......2 degrees warmer.
Min humidity........24-30 percent.
24 hr trend......11 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
southwest 15 to 20 mph with gusts to around 30
mph.
Ridge top winds.....Southeast around 10 mph until 1200, then
southwest around 25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast around 10 mph until 1200, then
southwest around 25 mph.
Mixing Height.......1600-3600 ft agl until 1200, then 7600-9600 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then excellent.
.TONIGHT...
Sky/weather.........Mostly clear. Slight chance of showers and
thunderstorms early in the evening. Chance of
precipitation 20 percent.
Chance of thunder...0 percent.
Min temperature.....42-47.
24 hr trend......Unchanged.
Max humidity........64-70 percent.
24 hr trend......22 percent drier.
Humidity recovery...Good.
20-foot winds.......West winds around 20 mph with gusts to around
30 mph until 2100, then northwest around 10 mph
with gusts to around 30 mph until 0300, 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 north
around 10 mph.
Mixing Height.......4000-6000 ft agl until 2400, then 400-600 ft
agl.
Smoke dispersal.....Good to very good until 2400, then poor.
.SUNDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....73-78.
24 hr trend......3 degrees warmer.
Min humidity........17-23 percent.
24 hr trend......3 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west
around 10 mph with gusts to around 25 mph.
Ridge top winds.....West 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 10 mph until 1200, then around 20
mph.
Mixing Height.......1800-3800 ft agl until 1200, then 8000-10000 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good to
excellent.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Clear. Lows in the mid 40s. Winds generally less
than 10 mph.
.MONDAY...Clear. Lows in the upper 40s. Highs in the lower 80s.
Winds generally less than 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows in the upper 40s.
Highs in the mid 80s. West winds around 10 mph.
.THURSDAY...Mostly clear. Lows in the mid 40s. Highs in the lower
80s.
.FRIDAY...Sunny. Highs around 80.
$$
WYZ277-061145-
Lincoln and Uinta Counties/Lower Elevations-
Including the cities of Evanston, Fort Bridger, and Kemmerer
345 AM MDT Sat Jul 5 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....71-76.
24 hr trend......Unchanged.
Min humidity........18-24 percent.
24 hr trend......8 percent drier.
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.....South around 10 mph until 1200, then west
around 25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph until 1200, then southwest
around 25 mph.
Mixing Height.......2000-4000 ft agl until 1200, then 8400-10400 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then excellent.
.TONIGHT...
Sky/weather.........Clear.
Chance of thunder...0 percent.
Min temperature.....44-49.
24 hr trend......Unchanged.
Max humidity........64-70 percent.
24 hr trend......22 percent drier.
Humidity recovery...Good.
20-foot winds.......West winds around 20 mph with gusts to around
30 mph until 2100, then northwest around 10 mph
with gusts to around 30 mph until 2400, then
downslope/downvalley 4-7 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 north
around 10 mph.
Mixing Height.......4400-6400 ft agl until 2400, then 200-600 ft
agl.
Smoke dispersal.....Very good until 2400, then poor.
.SUNDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....74-79.
24 hr trend......3 degrees warmer.
Min humidity........15-21 percent.
24 hr trend......2 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then west
around 10 mph with higher gusts.
Ridge top winds.....South around 10 mph until 1200, then west.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph until 1200, then west
around 20 mph.
Mixing Height.......1600-3600 ft agl until 1200, then 7600-9600 ft
agl.
Smoke dispersal.....Poor 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 in the upper 40s. Highs in the lower 80s.
Winds generally less than 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows around 50. Highs
in the mid 80s. West winds around 10 mph.
.THURSDAY...Mostly clear. Lows in the upper 40s. Highs in the
lower 80s.
.FRIDAY...Sunny. Highs in the lower 80s.
$$
WYZ279-061145-
Sweetwater County/Rock Springs BLM/Flaming Gorge NRA-
Including the cities of Green River, Rock Springs, and Wamsutter
345 AM MDT Sat Jul 5 2025
.TODAY...
Sky/weather.........Sunny then becoming partly cloudy.
Chance of thunder...0 percent.
Max temperature.....76-81.
24 hr trend......3 degrees warmer.
Min humidity........16-22 percent.
24 hr trend......11 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900. Winds
southwest around 20 mph with gusts to around 30
mph after 1500.
Ridge top winds.....Southwest 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South around 15 mph until 1200, then southwest
around 25 mph.
Mixing Height.......2600-4600 ft agl until 1200, then 9600-11600 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......1 degree warmer.
Max humidity........55-61 percent.
24 hr trend......25 percent drier.
Humidity recovery...Moderate.
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 around 15 mph until 2400, then north.
Chc of wetting rain.Zero percent.
Transport winds.....West around 20 mph until 2400, then north
around 10 mph.
Mixing Height.......5200-7200 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......2 degrees warmer.
Min humidity........17-23 percent.
24 hr trend......1 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 around 10 mph until 1200, then west.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph until 1200, then west
around 20 mph.
Mixing Height.......2400-4400 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...Mostly clear. Lows in the lower 50s. Winds
generally less than 10 mph.
.MONDAY THROUGH WEDNESDAY...Mostly clear. Lows 52 to 57. Highs
85 to 90. West winds around 10 mph.
.THURSDAY...Mostly clear. Lows in the lower 50s. Highs in the mid
80s.
.FRIDAY...Sunny. Highs in the lower 80s.
$$
WYZ289-061145-
Granite/Green/Ferris/Rattlesnake Mountains-
Including the city of Jeffrey City
345 AM MDT Sat Jul 5 2025
.TODAY...
Sky/weather.........Mostly sunny. Slight chance of showers and
thunderstorms early in the afternoon. Chance of
precipitation 20 percent.
Chance of thunder...10 percent.
Max temperature.....77-82.
24 hr trend......3 degrees warmer.
Min humidity........13-19 percent.
24 hr trend......10 percent drier.
20-foot winds.......Southwest winds 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 15 mph until 1200, then around
25 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph until 1200, then around
25 mph.
Mixing Height.......2400-4400 ft agl until 1200, then 9200-11200 ft
agl.
Smoke dispersal.....Fair to good until 1200, then excellent.
.TONIGHT...
Sky/weather.........Mostly clear. Slight chance of showers and
thunderstorms early in the evening. Chance of
precipitation 20 percent.
Chance of thunder...10 percent.
Min temperature.....49-54.
24 hr trend......1 degree cooler.
Max humidity........74-80 percent.
24 hr trend......4 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......West winds around 15 mph until 2100. Northeast
after 0300. Gusts up to 30 mph.
Ridge top winds.....Northwest around 15 mph until 2400, then
northeast.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 20 mph until 2400, then
northeast.
Mixing Height.......4400-6400 ft agl until 2400, then 200-400 ft
agl.
Smoke dispersal.....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.....79-84.
24 hr trend......1 degree warmer.
Min humidity........14-20 percent.
24 hr trend......1 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west
around 10 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 around 10 mph until 1200, then west
around 20 mph.
Mixing Height.......2000-4000 ft agl until 1200, then 8200-10200 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then excellent.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the lower 50s. Winds
generally less than 10 mph.
.MONDAY...Clear. Lows in the mid 50s. Highs in the mid 80s. Winds
generally less than 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows in the upper 50s.
Highs in the upper 80s. West winds around 10 mph.
.THURSDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the lower 50s. Highs in the mid 80s.
.FRIDAY...Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Highs in the upper 70s.
$$
WYZ300-061145-
Casper Mountain-
345 AM MDT Sat Jul 5 2025
.TODAY...
Sky/weather.........Mostly sunny. Chance of showers and slight
chance of thunderstorms in the afternoon. Some
thunderstorms may produce gusty winds and small
hail early in the afternoon. Chance of
precipitation 30 percent.
Chance of thunder...20 percent.
Max temperature.....76-81.
24 hr trend......4 degrees warmer.
Min humidity........18-24 percent.
24 hr trend......17 percent drier.
20-foot winds.......Southwest winds 10 to 15 mph until 1500, then
west around 20 mph. Gusts up to 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.......2200-4200 ft agl until 1200, then 8200-10200 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then excellent.
.TONIGHT...
Sky/weather.........Partly cloudy. Chance of showers and slight
chance of thunderstorms in the evening. Chance
of precipitation 40 percent.
Chance of thunder...20 percent.
Min temperature.....49-54.
24 hr trend......3 degrees cooler.
Max humidity........84-90 percent.
24 hr trend......4 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......West winds around 15 mph until 2100, then north
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.......2400-4400 ft agl until 2400, then 200-400 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.....77-82.
24 hr trend......1 degree warmer.
Min humidity........24-30 percent.
24 hr trend......4 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
northwest around 10 mph. Gusts up to 20 mph.
Ridge top winds.....West 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 10 mph until 1200, then around 20
mph.
Mixing Height.......1400-3400 ft agl until 1200, then 5400-7400 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the lower 50s. Southeast
winds around 10 mph.
.MONDAY THROUGH WEDNESDAY...Mostly clear. Lows 54 to 59. Highs
80 to 85. Southwest winds around 10 mph.
.THURSDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the lower 50s. Highs around 80.
.FRIDAY...Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Highs in the lower 70s.
$$