Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
634
FNUS55 KRIW 141027
FWFRIW
Fire Weather Planning Forecast for Western and Central Wyoming
National Weather Service Riverton WY
427 AM MDT Mon Jul 14 2025
.DISCUSSION...
...Yellowstone NP and Teton dispatch areas (includes fire weather
zones 140...414...415...and 416)...
A cold front will move toward the area today. It could bring a
stray shower or thunderstorm but the chance is only 1 out of 10
except in Zone 140 where the chance rises to around 1 out of 4.
Any thunderstorm could have strong wind gusts. Relative humidity
will remain above critical levels. Humidity should remain above
critical levels. Mixing and smoke dispersal will be generally
very good to excellent in the afternoon.
...Cody dispatch area (includes fire weather zones 275...276...
282...283...285...286...287...288...and 289)...
A cold front will move toward the area today. It could bring a
stray shower or thunderstorm but the chance is only 1 out of 5,
especially in the zones north of the Owl Creek and Bridger ranges.
Any thunderstorm could have strong wind gusts. Relative humidity
will fall under 15 percent in the afternoon. Wind should remain
light to moderate. However, elevated fire conditions will be present
in the afternoon. Mixing and smoke dispersal will be generally
good to excellent in the afternoon.
...Casper dispatch area (includes fire weather zones 277...278...
279...280...281...285...289...and 300)...
A cold front will move toward the area today. It could bring a
stray shower or thunderstorm in the zones East of the Divide
but the chance is only 1 out of 5. Strong wind gusts are the
main threat from any shower or storm. Relative humidity
will fall under 15 percent in the afternoon in the lower elevations.
Wind should remain light to moderate. However, elevated fire
conditions will be present in the afternoon with local critical
fire weather in Zones 277, 278 and 279. Mixing and smoke dispersal
will be generally good to excellent in the afternoon.
...Thunderstorms imply strong gusty and erratic winds...
WYZ280-151230-
Natrona County/Casper BLM-
Including the cities of Casper and Midwest
427 AM MDT Mon Jul 14 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.....93-98.
24 hr trend......4 degrees warmer.
Min humidity........10-16 percent.
24 hr trend......Unchanged.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west
around 10 mph until 1500, then northwest. Gusts
up to 20 mph.
Ridge top winds.....Southwest around 10 mph until 1200, then west.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......3000-5000 ft agl until 1200, then 11600-13600
ft agl.
Smoke dispersal.....Poor to fair until 1200, then excellent.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...10 percent.
Min temperature.....56-61.
24 hr trend......2 degrees cooler.
Max humidity........63-69 percent.
24 hr trend......6 percent wetter.
Humidity recovery...Good.
20-foot winds.......North winds around 10 mph until 0300, then
downslope/downvalley 4-7 mph. Gusts up to 20
mph.
Ridge top winds.....Northeast around 15 mph until 2400, then
northwest.
Chc of wetting rain.Zero percent.
Transport winds.....Northeast around 15 mph until 2400, then
northwest.
Mixing Height.......4000-6000 ft agl until 2400, then 400-600 ft
agl.
Smoke dispersal.....Good until 2400, then poor.
.TUESDAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Chance of showers and thunderstorms in the
afternoon. Chance of precipitation 40 percent.
Chance of thunder...30 percent.
Max temperature.....77-82.
24 hr trend......15 degrees cooler.
Min humidity........37-43 percent.
24 hr trend......22 percent wetter.
20-foot winds.......West winds around 10 mph until 0900, then north
15 to 20 mph. Gusts up to 30 mph.
Ridge top winds.....Northwest around 15 mph until 1200, then
northeast.
Chc of wetting rain.Zero percent.
Transport winds.....North 15 to 20 mph.
Mixing Height.......1800-3800 ft agl until 1200, then 5000-7000 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then good to very
good.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly cloudy. Showers likely and chance of
thunderstorms in the evening, then chance of showers and slight
chance of thunderstorms after midnight. Lows in the mid 50s.
Northeast winds around 15 mph.
.WEDNESDAY...Partly cloudy with showers likely and chance of
thunderstorms. Lows in the lower 50s. Highs in the mid 70s.
Northeast winds around 10 mph.
.THURSDAY...Warmer. Mostly clear. Lows in the upper 50s. Highs in
the upper 80s. South winds around 10 mph.
.FRIDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the upper 80s.
North winds around 10 mph.
.SATURDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the upper 80s.
.SUNDAY...Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Highs in the upper 80s.
$$
WYZ283-151230-
Upper Wind River Basin/Wind River Basin-
Including the cities of Crowheart, Lander, Riverton, and Shoshoni
427 AM MDT Mon Jul 14 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.....89-94.
24 hr trend......2 degrees warmer.
Min humidity........12-18 percent.
24 hr trend......1 percent wetter.
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 10 to 15 mph.
Mixing Height.......2400-4400 ft agl until 1200, then 10600-12600
ft agl.
Smoke dispersal.....Poor to fair until 1200, then very good.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...10 percent.
Min temperature.....55-60.
24 hr trend......1 degree cooler.
Max humidity........55-61 percent.
24 hr trend......14 percent wetter.
Humidity recovery...Moderate.
20-foot winds.......Northwest winds around 10 mph until 0300, then
downslope/downvalley 4-7 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.......5600-7600 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Good until 2400, then poor.
.TUESDAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Slight chance of thunderstorms early in the
afternoon. Chance of showers in the afternoon.
Chance of thunderstorms late in the afternoon.
Chance of precipitation 50 percent.
Chance of thunder...30 percent.
Max temperature.....79-84.
24 hr trend......10 degrees cooler.
Min humidity........30-36 percent.
24 hr trend......15 percent wetter.
20-foot winds.......Northwest winds around 10 mph and gusty until
0900, then northeast with gusts to around 25
mph.
Ridge top winds.....Northeast 15 to 20 mph.
Chc of wetting rain.Zero percent until 1200, then 10 percent.
Transport winds.....Northwest 15 to 20 mph.
Mixing Height.......1600-3600 ft agl until 1200, then 6800-8800 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then good to very
good.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly cloudy. Showers likely and slight chance
of thunderstorms in the evening, then slight chance of showers
and thunderstorms after midnight. Lows in the mid 50s. Northeast
winds around 10 mph.
.WEDNESDAY...Mostly clear with chance of showers and
thunderstorms. Lows around 50. Highs in the mid 70s. Northeast
winds around 10 mph.
.THURSDAY...Warmer. Mostly clear. Lows in the upper 50s. Highs in
the upper 80s. West winds around 10 mph.
.FRIDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the upper 80s.
Northwest winds around 10 mph.
.SATURDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the upper 80s.
.SUNDAY...Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Highs in the upper 80s.
$$
WYZ285-151230-
South Bighorn Mountains-
427 AM MDT Mon Jul 14 2025
.TODAY...
Sky/weather.........Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Some
thunderstorms may produce gusty winds in the
afternoon. Chance of precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....85-90.
24 hr trend......4 degrees warmer.
Min humidity........14-20 percent.
24 hr trend......2 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.....West 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......3600-5600 ft agl until 1200, then 10400-12400
ft agl.
Smoke dispersal.....Poor to fair until 1200, then very good to
excellent.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of thunderstorms
early in the evening. Slight chance of showers
in the evening. Slight chance of thunderstorms
late 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.....56-61.
24 hr trend......4 degrees cooler.
Max humidity........61-67 percent.
24 hr trend......19 percent wetter.
Humidity recovery...Good.
20-foot winds.......Northwest winds around 10 mph and gusty.
Ridge top winds.....Northwest around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 15 mph.
Mixing Height.......3800-5800 ft agl until 2400, then 200-400 ft
agl.
Smoke dispersal.....Fair to good until 2400, then poor.
.TUESDAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Slight chance of showers in the morning. Slight
chance of thunderstorms late in the morning,
then chance of showers and thunderstorms in the
afternoon. Chance of precipitation 50 percent.
Chance of thunder...40 percent.
Max temperature.....71-76.
24 hr trend......14 degrees cooler.
Min humidity........44-50 percent.
24 hr trend......27 percent wetter.
20-foot winds.......Northwest winds around 10 mph until 1200, then
northeast. Gusts up to 25 mph.
Ridge top winds.....Northwest around 15 mph until 1200, then
northeast.
Chc of wetting rain.Zero percent until 1200, then 25 percent.
Transport winds.....Northwest around 15 mph until 1200, then north.
Mixing Height.......1000-3000 ft agl until 1200, then 3200-5200 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly cloudy. Showers likely and chance of
thunderstorms in the evening, then chance of showers and slight
chance of thunderstorms after midnight. Lows in the lower 50s.
Northeast winds around 10 mph.
.WEDNESDAY...Partly cloudy with showers likely and chance of
thunderstorms. Lows in the upper 40s. Highs in the mid 60s. North
winds around 10 mph.
.THURSDAY...Warmer. Mostly clear. Lows in the mid 50s. Highs in
the upper 70s. Southwest winds around 10 mph.
.FRIDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs around 80. North
winds around 10 mph.
.SATURDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs around 80.
.SUNDAY...Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Highs in the lower 80s.
$$
WYZ281-151230-
Johnson County/Casper BLM-
Including the cities of Buffalo and Kaycee
427 AM MDT Mon Jul 14 2025
.TODAY...
Sky/weather.........Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Some
thunderstorms may produce gusty winds in the
afternoon. Chance of precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....89-94.
24 hr trend......2 degrees warmer.
Min humidity........19-25 percent.
24 hr trend......5 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then north
around 10 mph. Gusts up to 15 mph.
Ridge top winds.....South around 10 mph until 1200, then north.
Chc of wetting rain.Less than 5 percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......3200-5200 ft agl until 1200, then 10600-12600
ft agl.
Smoke dispersal.....Poor to fair until 1200, then 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
late 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.....58-63.
24 hr trend......1 degree cooler.
Max humidity........72-78 percent.
24 hr trend......20 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......North winds around 10 mph until 2400, then
west. Gusts up to 20 mph.
Ridge top winds.....North around 15 mph until 2400, then west.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 15 mph.
Mixing Height.......3200-5200 ft agl until 2400, then 400-600 ft
agl.
Smoke dispersal.....Fair to good until 2400, then poor.
.TUESDAY...
Sky/weather.........Partly cloudy. Slight chance of showers in the
morning. Slight chance of thunderstorms late in
the morning, then chance of showers and
thunderstorms in the afternoon. Chance of
precipitation 50 percent.
Chance of thunder...40 percent.
Max temperature.....67-72.
24 hr trend......22 degrees cooler.
Min humidity........61-67 percent.
24 hr trend......36 percent wetter.
20-foot winds.......North winds 15 to 20 mph with gusts to around
30 mph.
Ridge top winds.....North 20 to 25 mph.
Chc of wetting rain.Zero percent until 1200, then 15 percent.
Transport winds.....North 20 to 25 mph.
Mixing Height.......800-2800 ft agl until 1200, then 3200-4200 ft
agl.
Smoke dispersal.....Fair to good.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Showers likely and chance of thunderstorms in
the evening, then showers likely and slight chance of
thunderstorms after midnight. Lows in the mid 50s. Northeast
winds around 10 mph.
.WEDNESDAY...Mostly cloudy with showers likely and chance of
thunderstorms. Lows in the lower 50s. Highs in the upper 60s.
Northeast winds around 10 mph.
.THURSDAY...Warmer. Mostly clear. Lows in the upper 50s. Highs in
the mid 80s. Southeast winds around 10 mph.
.FRIDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the mid 80s. North
winds around 10 mph.
.SATURDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the upper 80s.
.SUNDAY...Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Highs in the upper 80s.
$$
WYZ282-151230-
South Bighorn Basin/Worland BLM-
Including the cities of Ten Sleep, Thermopolis, and Worland
427 AM MDT Mon Jul 14 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...10 percent.
Max temperature.....87-92.
24 hr trend......3 degrees warmer.
Min humidity........15-21 percent.
24 hr trend......Unchanged.
20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then
northwest around 10 mph. Gusts up to 15 mph.
Ridge top winds.....Southwest around 10 mph until 1200, then north.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph.
Mixing Height.......1600-3600 ft agl until 1200, then 9600-11600 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
in the evening. Slight chance of thunderstorms
late 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.....56-61.
24 hr trend......3 degrees cooler.
Max humidity........67-73 percent.
24 hr trend......24 percent wetter.
Humidity recovery...Good.
20-foot winds.......Northwest winds around 10 mph until 2400, then
downslope/downvalley 4-7 mph until 0300, then
west around 10 mph. 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 10 to 15 mph.
Mixing Height.......4800-6800 ft agl until 2400, then 400-600 ft
agl.
Smoke dispersal.....Good until 2400, then poor.
.TUESDAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Slight chance of thunderstorms early in the
afternoon. Chance of showers in the afternoon.
Chance of thunderstorms late in the afternoon.
Chance of precipitation 50 percent.
Chance of thunder...40 percent.
Max temperature.....74-79.
24 hr trend......14 degrees cooler.
Min humidity........37-43 percent.
24 hr trend......21 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 until 1200, then 20 percent.
Transport winds.....Northwest around 15 mph.
Mixing Height.......1000-3000 ft agl until 1200, then 3800-5800 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly cloudy. Showers likely and chance of
thunderstorms in the evening, then chance of showers and slight
chance of thunderstorms after midnight. Lows in the mid 50s.
North winds around 10 mph.
.WEDNESDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows around 50. Highs in the lower 70s. North winds around
10 mph.
.THURSDAY...Warmer. Mostly clear. Lows in the upper 50s. Highs in
the upper 80s. Southeast winds around 10 mph.
.FRIDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the upper 80s.
Winds generally less than 10 mph.
.SATURDAY THROUGH SUNDAY...Mostly clear with slight chance of
showers and thunderstorms. Lows in the upper 50s. Highs in the
lower 90s.
$$
WYZ275-151230-
North Bighorn Basin/Worland BLM-
Including the cities of Greybull, Lovell, and Powell
427 AM MDT Mon Jul 14 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.....85-90.
24 hr trend......3 degrees warmer.
Min humidity........17-23 percent.
24 hr trend......2 percent wetter.
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 northwest.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph until 1200, then west.
Mixing Height.......1800-3800 ft agl until 1200, then 8600-10600 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
through the night. Slight chance of
thunderstorms late 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.....55-60.
24 hr trend......2 degrees cooler.
Max humidity........69-75 percent.
24 hr trend......22 percent wetter.
Humidity recovery...Good.
20-foot winds.......Northwest winds around 10 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.......3000-5000 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Fair to good until 2400, then poor.
.TUESDAY...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms in the morning, then chance of
showers and thunderstorms in the afternoon.
Chance of precipitation 50 percent.
Chance of thunder...40 percent.
Max temperature.....71-76.
24 hr trend......17 degrees cooler.
Min humidity........41-47 percent.
24 hr trend......23 percent wetter.
20-foot winds.......Northwest winds 15 to 20 mph with gusts to
around 35 mph.
Ridge top winds.....Northwest around 20 mph.
Chc of wetting rain.Zero percent until 1200, then 20 percent.
Transport winds.....Northwest around 20 mph.
Mixing Height.......1000-3000 ft agl until 1200, then 3000-5000 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Showers and chance of thunderstorms in the
evening, then showers likely and slight chance of thunderstorms
after midnight. Lows in the mid 50s. Northwest winds around
15 mph.
.WEDNESDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows around 50. Highs in the upper 60s. Northwest winds around
10 mph.
.THURSDAY...Warmer. Mostly clear. Lows in the upper 50s. Highs in
the mid 80s. Southeast winds around 10 mph.
.FRIDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the upper 80s.
Northwest winds around 10 mph.
.SATURDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows around 60. Highs in the upper 80s.
.SUNDAY...Mostly sunny. Highs around 90.
$$
WYZ276-151230-
Cody Foothills-
Including the cities of Clark, Cody, and Meeteetse
427 AM MDT Mon Jul 14 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Slight chance of showers and thunderstorms in
the afternoon. Some thunderstorms may produce
gusty winds in the afternoon. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....85-90.
24 hr trend......Unchanged.
Min humidity........23-29 percent.
24 hr trend......7 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then north
around 10 mph until 1500, then west. 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.......3400-5400 ft agl until 1200, then 8000-10000 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then 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
late 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.....54-59.
24 hr trend......5 degrees cooler.
Max humidity........75-81 percent.
24 hr trend......31 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......West winds around 10 mph with gusts to around
25 mph.
Ridge top winds.....West around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 15 mph.
Mixing Height.......1800-3800 ft agl until 2400, then 600-1000 ft
agl.
Smoke dispersal.....Poor.
.TUESDAY...
Sky/weather.........Partly cloudy. Slight chance of showers in the
morning, then showers likely and chance of
thunderstorms in the afternoon. Chance of
precipitation 70 percent.
Chance of thunder...50 percent.
Max temperature.....68-73.
24 hr trend......18 degrees cooler.
Min humidity........58-64 percent.
24 hr trend......32 percent wetter.
20-foot winds.......North winds 15 to 20 mph with gusts to around
35 mph.
Ridge top winds.....North 20 to 25 mph.
Chc of wetting rain.Zero percent until 1200, then 60 percent.
Transport winds.....North 20 to 25 mph.
Mixing Height.......1400-3400 ft agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Cloudy. Showers and chance of thunderstorms in
the evening, then chance of showers and slight chance of
thunderstorms after midnight. Lows in the lower 50s. North winds
around 15 mph.
.WEDNESDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows in the upper 40s. Highs in the lower 60s. North winds around
10 mph.
.THURSDAY...Warmer. Mostly clear. Lows in the mid 50s. Highs in
the lower 80s. Southwest winds around 10 mph.
.FRIDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the lower 80s.
Northwest winds around 10 mph.
.SATURDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the mid 80s.
.SUNDAY...Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Highs in the mid 80s.
$$
WYZ287-151230-
Owl Creek Mountains-
427 AM MDT Mon Jul 14 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Slight chance of showers and thunderstorms in
the afternoon. Some thunderstorms may produce
gusty winds in the afternoon. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....84-89.
24 hr trend......2 degrees warmer.
Min humidity........17-23 percent.
24 hr trend......4 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then
northwest around 10 mph. Gusts up to 15 mph.
Ridge top winds.....South around 10 mph until 1200, then north.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......2400-4400 ft agl until 1200, then 10200-12200
ft agl.
Smoke dispersal.....Poor to fair 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. Some thunderstorms may
produce gusty winds early in the evening.
Chance of precipitation 20 percent.
Chance of thunder...10 percent.
Min temperature.....56-61.
24 hr trend......4 degrees cooler.
Max humidity........65-71 percent.
24 hr trend......24 percent wetter.
Humidity recovery...Good.
20-foot winds.......Northwest winds around 10 mph and gusty.
Ridge top winds.....Northwest around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 15 mph.
Mixing Height.......3600-5600 ft agl until 2400, then 200-600 ft
agl.
Smoke dispersal.....Fair to good until 2400, then poor.
.TUESDAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Showers likely and chance of thunderstorms in
the afternoon. Chance of precipitation 70
percent.
Chance of thunder...50 percent.
Max temperature.....72-77.
24 hr trend......14 degrees cooler.
Min humidity........41-47 percent.
24 hr trend......22 percent wetter.
20-foot winds.......North winds around 15 mph until 1200, then
northeast. Gusts up to 25 mph.
Ridge top winds.....North around 20 mph.
Chc of wetting rain.Zero percent until 1200, then 50 percent.
Transport winds.....North around 20 mph.
Mixing Height.......600-2600 ft agl until 1200, then 2800-4800 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly cloudy. Showers likely and chance of
thunderstorms in the evening, then chance of showers and slight
chance of thunderstorms after midnight. Lows in the lower 50s.
North winds around 15 mph.
.WEDNESDAY...Cooler. Partly cloudy with showers likely and chance
of thunderstorms. Lows in the upper 40s. Highs in the mid 60s.
North winds around 10 mph.
.THURSDAY...Warmer. Mostly clear. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the lower 80s.
West winds around 10 mph.
.FRIDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the lower 80s.
North winds around 10 mph.
.SATURDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the lower 80s.
.SUNDAY...Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Highs in the lower 80s.
$$
WYZ286-151230-
Absaroka Mountains/North Shoshone NF-
Including the city of Pahaska
427 AM MDT Mon Jul 14 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Chance of showers and slight chance of
thunderstorms in the afternoon. Some
thunderstorms may produce gusty winds in the
afternoon. Chance of precipitation 40 percent.
Chance of thunder...20 percent.
Max temperature.....78-83.
24 hr trend......1 degree warmer.
Min humidity........26-32 percent.
24 hr trend......7 percent wetter.
20-foot winds.......West winds 10 to 15 mph with higher gusts.
Ridge top winds.....West around 15 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....West around 15 mph.
Mixing Height.......3800-5800 ft agl until 1200, then 8200-10200 ft
agl.
Smoke dispersal.....Fair to good until 1200, then 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
late 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.....49-54.
24 hr trend......1 degree cooler.
Max humidity........68-74 percent.
24 hr trend......9 percent wetter.
Humidity recovery...Good.
20-foot winds.......West winds around 10 mph and gusty.
Ridge top winds.....West around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing Height.......2600-4600 ft agl until 2400, then 400-1000 ft
agl.
Smoke dispersal.....Poor to fair.
.TUESDAY...
Sky/weather.........Partly cloudy. Slight chance of showers in the
morning, then showers likely and chance of
thunderstorms in the afternoon. Chance of
precipitation 70 percent.
Chance of thunder...50 percent.
Max temperature.....64-69.
24 hr trend......9 degrees cooler.
Min humidity........51-57 percent.
24 hr trend......10 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then south
10 to 15 mph until 1500, then west. Gusts up to
25 mph.
Ridge top winds.....West around 10 mph until 1200, then southwest
around 20 mph.
Chc of wetting rain.Zero percent until 1200, then 60 percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......2600-4600 ft agl until 1200, then 5200-7200 ft
agl.
Smoke dispersal.....Fair to good until 1200, then good to very
good.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly cloudy. Showers and chance of
thunderstorms in the evening, then chance of showers and slight
chance of thunderstorms after midnight. Lows in the mid 40s. East
winds around 10 mph.
.WEDNESDAY...Partly cloudy with chance of showers and
thunderstorms. Lows in the lower 40s. Highs around 60. West winds
around 10 mph.
.THURSDAY THROUGH FRIDAY...Mostly clear with slight chance of
showers and thunderstorms. Lows around 50. Highs in the mid 70s.
West winds around 10 mph.
.SATURDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows around 50. Highs in the mid 70s.
.SUNDAY...Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Highs in the mid 70s.
$$
WYZ140-151230-
Yellowstone National Park-
Including the cities of Lake, Mammoth, and Old Faithful
427 AM MDT Mon Jul 14 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Slight chance of showers and thunderstorms in
the afternoon. Some thunderstorms may produce
gusty winds in the afternoon. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....77-82.
24 hr trend......1 degree cooler.
Min humidity........26-32 percent.
24 hr trend......8 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west
around 10 mph. Gusts up to 20 mph.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......2800-4800 ft agl until 1200, then 8200-10200 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then 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
late 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.....47-52.
24 hr trend......1 degree warmer.
Max humidity........72-78 percent.
24 hr trend......5 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......West winds around 10 mph until 2100, then
downslope/downvalley 4-7 mph. Gusts up to 15
mph.
Ridge top winds.....Southwest around 10 mph until 2400, then
southeast.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph until 2400, then southeast.
Mixing Height.......2200-4200 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Poor.
.TUESDAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Slight chance of showers in the morning, then
showers likely and chance of thunderstorms in
the afternoon. Chance of precipitation 70
percent.
Chance of thunder...50 percent.
Max temperature.....71-76.
24 hr trend......4 degrees cooler.
Min humidity........36-42 percent.
24 hr trend......6 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
southwest around 10 mph. Gusts up to 20 mph.
Ridge top winds.....South around 10 mph until 1200, then southwest.
Chc of wetting rain.Zero percent until 1200, then 55 percent.
Transport winds.....Southwest around 10 mph until 1200, then west
around 20 mph.
Mixing Height.......2800-4800 ft agl until 1200, then 5800-7800 ft
agl.
Smoke dispersal.....Fair to good until 1200, then very good.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly cloudy. Showers and chance of
thunderstorms in the evening, then chance of showers and slight
chance of thunderstorms after midnight. Lows in the lower 40s.
Winds generally less than 10 mph.
.WEDNESDAY...Cooler. Partly cloudy with chance of showers and
thunderstorms. Lows in the lower 40s. Highs in the mid 60s. 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 mid
70s. Southwest winds around 10 mph.
.SATURDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the mid 40s. Highs in the mid 70s.
.SUNDAY...Mostly sunny. Highs in the mid 70s.
$$
WYZ415-151230-
North Zone Bridger Teton NF and Grand Teton NP-
Including the cities of Jackson and Moran
427 AM MDT Mon Jul 14 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.....77-82.
24 hr trend......2 degrees cooler.
Min humidity........23-29 percent.
24 hr trend......5 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west
around 10 mph. Gusts up to 20 mph.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......2800-4800 ft agl until 1200, then 9200-11200 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good.
.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.....47-52.
24 hr trend......Unchanged.
Max humidity........57-63 percent.
24 hr trend......2 percent wetter.
Humidity recovery...Good.
20-foot winds.......West winds around 10 mph until 2100, then
downslope/downvalley 4-7 mph. Gusts up to 15
mph.
Ridge top winds.....West around 10 mph until 2400, then southeast.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 15 mph until 2400, then south.
Mixing Height.......4200-6200 ft agl until 2400, then 400-1000 ft
agl.
Smoke dispersal.....Fair to good until 2400, then poor.
.TUESDAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Slight chance of thunderstorms early in the
afternoon. Chance of showers in the afternoon.
Chance of thunderstorms late in the afternoon.
Chance of precipitation 50 percent.
Chance of thunder...40 percent.
Max temperature.....73-78.
24 hr trend......3 degrees cooler.
Min humidity........31-37 percent.
24 hr trend......5 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
southwest around 10 mph. Gusts up to 20 mph.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......2800-4800 ft agl until 1200, then 6000-8000 ft
agl.
Smoke dispersal.....Fair to good until 1200, then very good.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Partly cloudy. Chance of showers and slight
chance of thunderstorms in the evening, then slight chance of
showers and thunderstorms after midnight. Lows in the mid 40s.
South winds around 10 mph.
.WEDNESDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the lower 40s. Highs in the upper 60s.
Southwest winds around 10 mph.
.THURSDAY...Mostly clear. Lows in the upper 40s. Highs in the mid
70s. Southwest winds around 10 mph.
.FRIDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the upper 40s. Highs in the mid 70s.
Southwest winds around 10 mph.
.SATURDAY...Mostly clear with slight chance of showers and
thunderstorms. Lows in the upper 40s. Highs in the mid 70s.
.SUNDAY...Mostly sunny. Highs in the mid 70s.
$$
WYZ416-151230-
West Wind River Mountains/East Zone Bridger Teton NF-
427 AM MDT Mon Jul 14 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....73-78.
24 hr trend......1 degree cooler.
Min humidity........15-21 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.....West 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......3600-5600 ft agl until 1200, then 10000-12000
ft agl.
Smoke dispersal.....Fair to good until 1200, then very good to
excellent.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....48-53.
24 hr trend......1 degree warmer.
Max humidity........50-56 percent.
24 hr trend......2 percent drier.
Humidity recovery...Moderate.
20-foot winds.......Northwest winds around 10 mph until 2400, then
downslope/downvalley 4-7 mph. Gusts up to 20
mph.
Ridge top winds.....Northwest around 15 mph until 2400, then
northeast.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......4400-6400 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Good until 2400, then poor.
.TUESDAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Slight chance of thunderstorms early in the
afternoon. Chance of showers in the afternoon.
Chance of thunderstorms late in the afternoon.
Chance of precipitation 50 percent.
Chance of thunder...30 percent.
Max temperature.....69-74.
24 hr trend......4 degrees cooler.
Min humidity........26-32 percent.
24 hr trend......7 percent wetter.
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.Less than 5 percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......3000-5000 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......
.TUESDAY NIGHT...Partly cloudy. Chance of showers and slight
chance of thunderstorms in the evening, then slight chance of
showers and thunderstorms after midnight. Lows in the mid 40s.
Southeast winds around 10 mph.
.WEDNESDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the lower 40s. Highs in the upper 60s.
West winds around 10 mph.
.THURSDAY...Mostly clear. Lows in the mid 40s. Highs in the lower
70s. West winds around 10 mph.
.FRIDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 40s. Highs in the mid 70s. West
winds around 10 mph.
.SATURDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the mid 40s. Highs in the lower 70s.
.SUNDAY...Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Highs in the lower 70s.
$$
WYZ288-151230-
East Wind River Mountains/South Shoshone NF-
Including the cities of Dubois and South Pass
427 AM MDT Mon Jul 14 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.....80-85.
24 hr trend......2 degrees warmer.
Min humidity........15-21 percent.
24 hr trend......Unchanged.
20-foot winds.......West winds 10 to 15 mph with gusts to around 25
mph.
Ridge top winds.....West around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......3800-5800 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...10 percent.
Min temperature.....51-56.
24 hr trend......1 degree cooler.
Max humidity........45-51 percent.
24 hr trend......2 percent wetter.
Humidity recovery...Moderate.
20-foot winds.......West winds around 10 mph and gusty.
Ridge top winds.....West around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing Height.......4800-6800 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Good until 2400, then poor.
.TUESDAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Slight chance of thunderstorms early in the
afternoon. Chance of showers in the afternoon.
Chance of thunderstorms late in the afternoon.
Chance of precipitation 50 percent.
Chance of thunder...30 percent.
Max temperature.....71-76.
24 hr trend......7 degrees cooler.
Min humidity........25-31 percent.
24 hr trend......10 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 until 1200, then 15 percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......3200-5200 ft agl until 1200, then 8000-10000 ft
agl.
Smoke dispersal.....Fair to good until 1200, then very good to
excellent.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly cloudy. Showers likely and slight chance
of thunderstorms in the evening, then chance of showers and
slight chance of thunderstorms after midnight. Lows in the upper
40s. Southeast winds around 10 mph.
.WEDNESDAY...Mostly clear. Chance of showers and thunderstorms.
Lows in the mid 40s. Highs in the upper 60s. West winds around
10 mph.
.THURSDAY...Mostly clear. Lows in the lower 50s. Highs in the mid
70s. West winds around 10 mph.
.FRIDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the lower 50s. Highs in the upper 70s.
West winds around 10 mph.
.SATURDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the lower 50s. Highs in the mid 70s.
.SUNDAY...Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Highs in the mid 70s.
$$
WYZ414-151230-
Salt and Wyoming Ranges/West Zone Bridger Teton NF-
Including the city of Afton
427 AM MDT Mon Jul 14 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....76-81.
24 hr trend......2 degrees cooler.
Min humidity........17-23 percent.
24 hr trend......2 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.....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.......3200-5200 ft agl until 1200, then 9600-11600 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.....48-53.
24 hr trend......1 degree warmer.
Max humidity........55-61 percent.
24 hr trend......6 percent drier.
Humidity recovery...Moderate.
20-foot winds.......West winds around 10 mph with gusts to around
25 mph until 2400, then southwest with gusts to
around 15 mph until 0300, 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 10 to 15 mph.
Mixing Height.......4400-6400 ft agl until 2400, then 400-1000 ft
agl.
Smoke dispersal.....Good until 2400, then poor.
.TUESDAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Chance of showers and slight chance of
thunderstorms in the afternoon. Chance of
precipitation 30 percent.
Chance of thunder...20 percent.
Max temperature.....73-78.
24 hr trend......2 degrees cooler.
Min humidity........25-31 percent.
24 hr trend......7 percent wetter.
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 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......2800-4800 ft agl until 1200, then 6800-8800 ft
agl.
Smoke dispersal.....Fair to good until 1200, then very good.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Partly cloudy. Chance of showers and slight
chance of thunderstorms in the evening, then slight chance of
showers after midnight. Lows in the upper 40s. South winds around
10 mph.
.WEDNESDAY...Clear. Slight chance of showers and thunderstorms.
Lows in the mid 40s. Highs in the lower 70s. West winds around
10 mph.
.THURSDAY...Mostly clear. Lows around 50. Highs in the upper 70s.
Southwest winds around 10 mph.
.FRIDAY...Partly cloudy. Lows in the lower 50s. Highs in the
upper 70s. Southwest winds around 10 mph.
.SATURDAY...Partly cloudy. Lows around 50. Highs in the upper
70s.
.SUNDAY...Mostly sunny. Highs in the upper 70s.
$$
WYZ278-151230-
Upper Green River Basin/Rock Springs BLM-
Including the cities of Big Piney, Farson, and Pinedale
427 AM MDT Mon Jul 14 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....79-84.
24 hr trend......2 degrees cooler.
Min humidity........12-18 percent.
24 hr trend......Unchanged.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west
10 to 15 mph with gusts to around 25 mph.
Ridge top winds.....West around 10 mph until 1200, then around 20
mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 10 mph until 1200, then west
around 20 mph.
Mixing Height.......4000-6000 ft agl until 1200, then 11600-13600
ft agl.
Smoke dispersal.....Fair to good until 1200, then excellent.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....49-54.
24 hr trend......Unchanged.
Max humidity........50-56 percent.
24 hr trend......1 percent wetter.
Humidity recovery...Moderate.
20-foot winds.......Northwest winds 10 to 15 mph with gusts to
around 25 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.......5600-7600 ft agl until 2400, then 400-600 ft
agl.
Smoke dispersal.....Good to very good until 2400, then poor.
.TUESDAY...
Sky/weather.........Partly cloudy. 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......3 degrees cooler.
Min humidity........21-27 percent.
24 hr trend......9 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.....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.......3000-5000 ft agl until 1200, then 8400-10400 ft
agl.
Smoke dispersal.....Fair to good until 1200, then excellent.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly cloudy. Chance of showers and slight
chance of thunderstorms in the evening, then slight chance of
showers and thunderstorms after midnight. Lows in the upper 40s.
Southeast winds around 10 mph.
.WEDNESDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the mid 40s. Highs in the upper 70s.
Northwest winds around 10 mph.
.THURSDAY...Mostly clear. Lows in the upper 40s. Highs in the
lower 80s. West winds around 10 mph.
.FRIDAY...Partly cloudy. Lows in the upper 40s. Highs in the
lower 80s. West winds around 10 mph.
.SATURDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 40s. Highs in the lower 80s.
.SUNDAY...Mostly sunny. Highs in the lower 80s.
$$
WYZ277-151230-
Lincoln and Uinta Counties/Lower Elevations-
Including the cities of Evanston, Fort Bridger, and Kemmerer
427 AM MDT Mon Jul 14 2025
.TODAY...
Sky/weather.........Sunny.
Chance of thunder...0 percent.
Max temperature.....81-86.
24 hr trend......2 degrees cooler.
Min humidity........11-17 percent.
24 hr trend......3 percent wetter.
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 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......3600-5600 ft agl until 1200, then 10600-12600
ft agl.
Smoke dispersal.....Fair to good until 1200, then excellent.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....51-56.
24 hr trend......1 degree cooler.
Max humidity........46-52 percent.
24 hr trend......3 percent wetter.
Humidity recovery...Moderate.
20-foot winds.......West winds 10 to 15 mph. Gusts up to 25 mph
until 2400, then 15 mph.
Ridge top winds.....West around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......5000-7000 ft agl until 2400, then 400-600 ft
agl.
Smoke dispersal.....Good to very good until 2400, then poor.
.TUESDAY...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms in the afternoon. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....78-83.
24 hr trend......1 degree cooler.
Min humidity........17-23 percent.
24 hr trend......7 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west
10 to 15 mph with gusts to around 25 mph.
Ridge top winds.....West 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......3000-5000 ft agl until 1200, then 7800-9800 ft
agl.
Smoke dispersal.....Fair to good until 1200, then very good to
excellent.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly cloudy. Slight chance of showers and
thunderstorms in the evening, then slight chance of showers after
midnight. Lows in the lower 50s. Southwest winds around 10 mph.
.WEDNESDAY...Mostly clear. Lows in the mid 40s. Highs in the
upper 70s. Northwest winds around 10 mph.
.THURSDAY...Mostly clear. Lows around 50. Highs in the mid 80s.
West winds around 10 mph.
.FRIDAY...Partly cloudy. Lows in the lower 50s. Highs in the mid
80s. Winds generally less than 10 mph.
.SATURDAY...Partly cloudy. Lows around 50. Highs in the lower
80s.
.SUNDAY...Mostly sunny. Highs in the mid 80s.
$$
WYZ279-151230-
Sweetwater County/Rock Springs BLM/Flaming Gorge NRA-
Including the cities of Green River, Rock Springs, and Wamsutter
427 AM MDT Mon Jul 14 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....83-88.
24 hr trend......Unchanged.
Min humidity........11-17 percent.
24 hr trend......1 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 15 to 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......3000-5000 ft agl until 1200, then 11800-13800
ft agl.
Smoke dispersal.....Poor to fair until 1200, then excellent.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min temperature.....55-60.
24 hr trend......1 degree cooler.
Max humidity........39-45 percent.
24 hr trend......5 percent wetter.
Humidity recovery...Moderate.
20-foot winds.......West winds 10 to 15 mph. Gusts up to 25 mph
until 2400, then 15 mph.
Ridge top winds.....West around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......6000-8000 ft agl until 2400, then 400-600 ft
agl.
Smoke dispersal.....Very good until 2400, then poor.
.TUESDAY...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms in the afternoon. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....80-85.
24 hr trend......4 degrees cooler.
Min humidity........23-29 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 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.......3200-5200 ft agl until 1200, then 8400-10400 ft
agl.
Smoke dispersal.....Good until 1200, then excellent.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly cloudy. Slight chance of showers and
thunderstorms in the evening, then slight chance of showers after
midnight. Lows in the mid 50s. South winds around 10 mph.
.WEDNESDAY...Mostly clear with chance of showers and slight
chance of thunderstorms. Lows in the upper 40s. Highs in the
lower 80s. West winds around 10 mph.
.THURSDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
80s. Southwest winds around 10 mph.
.FRIDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
80s. Southwest winds around 10 mph.
.SATURDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the mid 80s.
.SUNDAY...Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Highs in the mid 80s.
$$
WYZ289-151230-
Granite/Green/Ferris/Rattlesnake Mountains-
Including the city of Jeffrey City
427 AM MDT Mon Jul 14 2025
.TODAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....88-93.
24 hr trend......3 degrees warmer.
Min humidity........9-15 percent.
24 hr trend......1 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 20
mph.
Mixing Height.......3200-5200 ft agl until 1200, then 12400-14400
ft agl.
Smoke dispersal.....Fair to good until 1200, then excellent.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min temperature.....56-61.
24 hr trend......1 degree cooler.
Max humidity........50-56 percent.
24 hr trend......4 percent wetter.
Humidity recovery...Moderate.
20-foot winds.......Northwest winds 10 to 15 mph until 0300, then
downslope/downvalley 4-7 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.......6000-8000 ft agl until 2400, then 200-600 ft
agl.
Smoke dispersal.....Good to very good until 2400, then poor.
.TUESDAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Chance of showers and slight chance of
thunderstorms in the afternoon. Chance of
precipitation 30 percent.
Chance of thunder...20 percent.
Max temperature.....78-83.
24 hr trend......8 degrees cooler.
Min humidity........22-28 percent.
24 hr trend......11 percent wetter.
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.Less than 5 percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......3200-5200 ft agl until 1200, then 9200-11200 ft
agl.
Smoke dispersal.....Fair to good until 1200, then excellent.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly cloudy. Chance of showers and slight
chance of thunderstorms in the evening, then slight chance of
showers and thunderstorms after midnight. Lows in the lower 50s.
Northeast winds around 10 mph.
.WEDNESDAY...Partly cloudy with chance of showers and
thunderstorms. Lows around 50. Highs in the upper 70s. North
winds around 10 mph.
.THURSDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
80s. West winds around 10 mph.
.FRIDAY...Partly cloudy. Lows in the upper 50s. Highs in the mid
80s. West winds around 10 mph.
.SATURDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the mid 80s.
.SUNDAY...Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Highs in the mid 80s.
$$
WYZ300-151230-
Casper Mountain-
427 AM MDT Mon Jul 14 2025
.TODAY...
Sky/weather.........Sunny then becoming partly cloudy. Slight
chance of showers and thunderstorms in the
afternoon. Some thunderstorms may produce gusty
winds in the afternoon. Chance of precipitation
20 percent.
Chance of thunder...20 percent.
Max temperature.....88-93.
24 hr trend......3 degrees warmer.
Min humidity........11-17 percent.
24 hr trend......Unchanged.
20-foot winds.......South winds around 10 mph and gusty until 1200,
then west with gusts to around 25 mph.
Ridge top winds.....South around 10 mph until 1200, then west.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......4400-6400 ft agl until 1200, then 11200-13200
ft agl.
Smoke dispersal.....Fair to good until 1200, then excellent.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...10 percent.
Min temperature.....54-59.
24 hr trend......5 degrees cooler.
Max humidity........53-59 percent.
24 hr trend......1 percent drier.
Humidity recovery...Moderate.
20-foot winds.......Southeast winds around 10 mph until 0300, then
downslope/downvalley 4-7 mph. Gusts up to 20
mph.
Ridge top winds.....Southeast 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 10 to 15 mph.
Mixing Height.......3200-5200 ft agl until 2400, then 200-400 ft
agl.
Smoke dispersal.....Fair to good until 2400, then poor.
.TUESDAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Slight chance of thunderstorms early in the
afternoon. Chance of showers in the afternoon.
Chance of thunderstorms late in the afternoon.
Chance of precipitation 30 percent.
Chance of thunder...30 percent.
Max temperature.....74-79.
24 hr trend......12 degrees cooler.
Min humidity........33-39 percent.
24 hr trend......16 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.....West around 10 mph until 1200, then north.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 10 to 15 mph.
Mixing Height.......2800-4800 ft agl until 1200, then 6800-8800 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then good to very
good.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Partly cloudy. Chance of showers and
thunderstorms in the evening, then chance of showers and slight
chance of thunderstorms after midnight. Lows in the lower 50s.
East winds around 10 mph.
.WEDNESDAY...Partly cloudy with showers likely and chance of
thunderstorms. Lows in the lower 50s. Highs in the lower 70s.
Northeast winds around 10 mph.
.THURSDAY...Mostly clear. Lows in the upper 50s. Highs around 80.
Southeast winds around 10 mph.
.FRIDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the lower 80s.
Southeast winds around 10 mph.
.SATURDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the lower 80s.
.SUNDAY...Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Highs in the lower 80s.
$$