Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
646
FNUS55 KRIW 020910
FWFRIW
Fire Weather Planning Forecast for Western and Central Wyoming
National Weather Service Riverton WY
310 AM MDT Sat Aug 2 2025
.DISCUSSION...
...Yellowstone NP and Teton dispatch areas (includes fire weather
zones 140...414...415...and 416)...
Scattered showers and thunderstorms will again develop across all
zones late this morning, and continue through early evening. West
winds will continue today, with some gusts near 25 mph in the
afternoon. Humidity generally remain 15 to 20%.
...Cody dispatch area (includes fire weather zones 275...276...
282...283...285...286...287...288...and 289)...
Scattered showers and thunderstorms will again develop across all
zones late this morning, and continue through early evening. West
winds will continue today, mainly for higher elevations, with
some gusts near 25 mph in the afternoon. Humidity generally remain
15 to 20%.
...Casper dispatch area (includes fire weather zones 277...278...
279...280...281...285...289...and 300)...
Scattered showers and thunderstorms will again develop across all
zones late this morning, and continue through early evening. West
winds will continue today, with some gusts near 25 mph in the
afternoon. Humidity generally remain 15 to 20%.
...Thunderstorms imply strong gusty and erratic winds...
WYZ280-031115-
Natrona County/Casper BLM-
Including the cities of Casper and Midwest
310 AM MDT Sat Aug 2 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Isolated showers early in the afternoon.
Isolated thunderstorms late in the afternoon.
Chance of precipitation 20 percent.
Chance of thunder...10 percent.
Max temperature.....81-86.
24 hr trend......Unchanged.
Min humidity........14-20 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.....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 10800-12800
ft agl.
Smoke dispersal.....Poor to fair until 1200, then very good to
excellent.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated thunderstorms early in
the evening. Isolated showers in the evening.
Chance of precipitation 20 percent.
Chance of thunder...10 percent.
Min temperature.....53-58.
24 hr trend......1 degree cooler.
Max humidity........69-75 percent.
24 hr trend......8 percent wetter.
Humidity recovery...Good.
20-foot winds.......North winds around 10 mph until 2400, then
downslope/downvalley 4-7 mph. Gusts up to 20
mph.
Ridge top winds.....North around 15 mph until 2400, then northwest.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 10 to 15 mph.
Mixing Height.......2600-4600 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Poor to fair.
.SUNDAY...
Sky/weather.........Mostly sunny. Isolated showers and
thunderstorms in the afternoon. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....79-84.
24 hr trend......4 degrees cooler.
Min humidity........24-30 percent.
24 hr trend......8 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then north
around 10 mph with higher gusts.
Ridge top winds.....Northwest around 10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 10 mph.
Mixing Height.......1600-3600 ft agl until 1200, then 6600-8600 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the mid 50s. Winds
generally less than 10 mph.
.MONDAY...Mostly clear. Lows in the upper 50s. Highs in the upper
80s. Southeast winds around 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows 54 to 59. Highs
89 to 94. Southwest winds around 10 mph.
.THURSDAY THROUGH FRIDAY...Mostly clear. Lows in the upper 50s.
Highs 90 to 95.
$$
WYZ283-031115-
Upper Wind River Basin/Wind River Basin-
Including the cities of Crowheart, Lander, Riverton, and Shoshoni
310 AM MDT Sat Aug 2 2025
.TODAY...
Sky/weather.........Partly cloudy. Isolated showers in the
afternoon. Isolated thunderstorms early 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........19-25 percent.
24 hr trend......3 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then east
around 10 mph until 1500, then northwest. Gusts
up to 20 mph.
Ridge top winds.....Southwest around 10 mph until 1200, then north.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......1400-3400 ft agl until 1200, then 7600-9600 ft
agl.
Smoke dispersal.....Poor until 1200, then good to very good.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated showers early in the
evening. Chance of showers 20 percent.
Chance of thunder...0 percent.
Min temperature.....50-55.
24 hr trend......1 degree cooler.
Max humidity........59-65 percent.
24 hr trend......13 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.......2000-4000 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Poor to fair.
.SUNDAY...
Sky/weather.........Mostly sunny. Isolated showers and
thunderstorms early in the afternoon. Chance of
precipitation 20 percent.
Chance of thunder...10 percent.
Max temperature.....78-83.
24 hr trend......Unchanged.
Min humidity........19-25 percent.
24 hr trend......1 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then
northeast around 10 mph. Gusts up to 20 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.......1600-3600 ft agl until 1200, then 6400-8400 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the mid 50s. North winds
around 10 mph.
.MONDAY...Mostly clear. Lows in the mid 50s. Highs around 90.
South winds around 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows 54 to 59. Highs
87 to 92. West winds around 10 mph.
.THURSDAY...Mostly clear. Lows in the upper 50s. Highs in the
lower 90s.
.FRIDAY...Partly cloudy. Isolated showers and thunderstorms in
the afternoon. Highs in the upper 80s.
$$
WYZ285-031115-
South Bighorn Mountains-
310 AM MDT Sat Aug 2 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Isolated showers late in the afternoon.
Isolated thunderstorms late in the afternoon.
Chance of precipitation 20 percent.
Chance of thunder...10 percent.
Max temperature.....76-81.
24 hr trend......1 degree cooler.
Min humidity........17-23 percent.
24 hr trend......Unchanged.
20-foot winds.......West winds around 10 mph with higher gusts.
Ridge top winds.....West around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing Height.......2800-4800 ft agl until 1200, then 9400-11400 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated thunderstorms early in
the evening. Isolated showers in the evening.
Chance of precipitation 20 percent.
Chance of thunder...10 percent.
Min temperature.....50-55.
24 hr trend......4 degrees cooler.
Max humidity........66-72 percent.
24 hr trend......18 percent wetter.
Humidity recovery...Good.
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.......1600-3600 ft agl until 2400, then 200-600 ft
agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly sunny. Isolated showers and
thunderstorms in the afternoon. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....73-78.
24 hr trend......4 degrees cooler.
Min humidity........31-37 percent.
24 hr trend......10 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200. Winds
north around 10 mph after 1500. Gusts up to 15
mph.
Ridge top winds.....Northwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......1400-3400 ft agl until 1200, then 5600-7600 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the mid 50s. Northeast
winds around 10 mph.
.MONDAY...Mostly clear. Lows in the upper 50s. Highs in the lower
80s. Southeast winds around 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows 54 to 59. Highs
79 to 84. West winds around 10 mph.
.THURSDAY...Mostly clear. Lows in the upper 50s. Highs in the mid
80s.
.FRIDAY...Partly cloudy. Isolated showers and thunderstorms in
the afternoon. Highs in the lower 80s.
$$
WYZ281-031115-
Johnson County/Casper BLM-
Including the cities of Buffalo and Kaycee
310 AM MDT Sat Aug 2 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Isolated showers and thunderstorms late in the
afternoon. Chance of precipitation 20 percent.
Chance of thunder...10 percent.
Max temperature.....79-84.
24 hr trend......1 degree cooler.
Min humidity........23-29 percent.
24 hr trend......4 percent wetter.
20-foot winds.......West winds around 10 mph until 0900, then
upslope/upvalley 5-9 mph until 1200, then north
around 10 mph. Gusts up to 15 mph.
Ridge top winds.....West around 10 mph until 1200, then north.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......2600-4600 ft agl until 1200, then 7600-9600 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then good to very
good.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms in the evening. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Min temperature.....54-59.
24 hr trend......1 degree cooler.
Max humidity........71-77 percent.
24 hr trend......14 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Northwest winds around 10 mph until 2400, then
downslope/downvalley 4-7 mph. Gusts up to 15
mph.
Ridge top winds.....Northwest 10 to 15 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....Northwest 10 to 15 mph.
Mixing Height.......2600-4600 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Poor to fair until 2400, then poor.
.SUNDAY...
Sky/weather.........Mostly sunny. Isolated showers in the morning,
then scattered showers and thunderstorms in the
afternoon. Chance of precipitation 50 percent.
Chance of thunder...30 percent.
Max temperature.....73-78.
24 hr trend......6 degrees cooler.
Min humidity........38-44 percent.
24 hr trend......13 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then north
around 10 mph until 1200, then upslope/upvalley
5-9 mph. Gusts up to 15 mph.
Ridge top winds.....North around 10 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....Northwest around 10 mph.
Mixing Height.......1600-3600 ft agl until 1200, then 5600-7600 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the upper 50s. Winds
generally less than 10 mph.
.MONDAY...Warmer. Mostly clear. Lows in the upper 50s. Highs in
the upper 80s. Southeast winds around 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows 56 to 61. Highs
87 to 92. Southwest winds around 10 mph.
.THURSDAY...Mostly clear. Lows in the lower 60s. Highs in the
lower 90s.
.FRIDAY...Partly cloudy. Isolated showers and thunderstorms in
the afternoon. Highs in the upper 80s.
$$
WYZ282-031115-
South Bighorn Basin/Worland BLM-
Including the cities of Ten Sleep, Thermopolis, and Worland
310 AM MDT Sat Aug 2 2025
.TODAY...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms in the afternoon. Chance of
precipitation 20 percent.
Chance of thunder...10 percent.
Max temperature.....78-83.
24 hr trend......2 degrees cooler.
Min humidity........16-22 percent.
24 hr trend......Unchanged.
20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then
northwest around 10 mph with higher gusts.
Ridge top winds.....Northwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......1200-3200 ft agl until 1200, then 7800-9800 ft
agl.
Smoke dispersal.....Poor until 1200, then good to very good.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated thunderstorms early in
the evening. Isolated showers early in the
evening. Chance of precipitation 20 percent.
Chance of thunder...10 percent.
Min temperature.....49-54.
24 hr trend......2 degrees cooler.
Max humidity........69-75 percent.
24 hr trend......22 percent wetter.
Humidity recovery...Good.
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 around 15 mph until 2400, then west.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 10 to 15 mph.
Mixing Height.......2200-4200 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Poor to fair.
.SUNDAY...
Sky/weather.........Mostly sunny. Isolated showers and
thunderstorms in the afternoon. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....74-79.
24 hr trend......3 degrees cooler.
Min humidity........24-30 percent.
24 hr trend......7 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph. Gusts up to 15 mph.
Ridge top winds.....West around 10 mph until 1200, then north.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 10 mph.
Mixing Height.......1400-3400 ft agl until 1200, then 5800-7800 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the upper 50s. Winds
generally less than 10 mph.
.MONDAY...Warmer. Mostly clear. Isolated showers and
thunderstorms. Lows in the upper 50s. Highs in the lower 90s.
Winds generally less than 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows 55 to 60. Highs
89 to 94. Southwest winds around 10 mph.
.THURSDAY...Mostly clear. Lows around 60. Highs in the mid 90s.
.FRIDAY...Partly cloudy. Isolated showers and thunderstorms in
the afternoon. Highs in the upper 80s.
$$
WYZ275-031115-
North Bighorn Basin/Worland BLM-
Including the cities of Greybull, Lovell, and Powell
310 AM MDT Sat Aug 2 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Isolated showers and thunderstorms early in the
afternoon. Chance of precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....76-81.
24 hr trend......2 degrees cooler.
Min humidity........18-24 percent.
24 hr trend......2 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then
southwest 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 10 to 15 mph.
Mixing Height.......1200-3200 ft agl until 1200, then 7000-9000 ft
agl.
Smoke dispersal.....Poor until 1200, then good to very good.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated thunderstorms early in
the evening. Isolated showers in the evening.
Chance of precipitation 20 percent.
Chance of thunder...20 percent.
Min temperature.....50-55.
24 hr trend......1 degree cooler.
Max humidity........65-71 percent.
24 hr trend......18 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.......2200-4200 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Poor to fair.
.SUNDAY...
Sky/weather.........Mostly sunny. Isolated showers and
thunderstorms in the afternoon. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....72-77.
24 hr trend......3 degrees cooler.
Min humidity........25-31 percent.
24 hr trend......6 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then north
around 10 mph. Gusts up to 20 mph.
Ridge top winds.....Northwest around 10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 10 mph.
Mixing Height.......1600-3600 ft agl until 1200, then 6200-8200 ft
agl.
Smoke dispersal.....Fair to good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the upper 50s. Winds
generally less than 10 mph.
.MONDAY...Warmer. Partly cloudy with isolated showers and
thunderstorms. Lows in the upper 50s. Highs around 90. Southeast
winds around 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows 56 to 61. Highs
87 to 92. Southeast winds around 10 mph.
.THURSDAY...Partly cloudy. Lows around 60. Highs in the lower
90s.
.FRIDAY...Partly cloudy. Isolated showers and thunderstorms in
the afternoon. Highs in the mid 80s.
$$
WYZ276-031115-
Cody Foothills-
Including the cities of Clark, Cody, and Meeteetse
310 AM MDT Sat Aug 2 2025
.TODAY...
Sky/weather.........Partly cloudy. Scattered showers and
thunderstorms in the afternoon. Chance of
precipitation 50 percent.
Chance of thunder...30 percent.
Max temperature.....75-80.
24 hr trend......4 degrees cooler.
Min humidity........23-29 percent.
24 hr trend......7 percent wetter.
20-foot winds.......West winds around 10 mph until 0900, then
upslope/upvalley 5-9 mph until 1200, then
northeast around 10 mph until 1500, then
southeast. Gusts up to 20 mph.
Ridge top winds.....Northwest around 10 mph until 1200, then east.
Chc of wetting rain.Zero percent until 1200, then 10 percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......2000-4000 ft agl until 1200, then 7200-9200 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then good to very
good.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated thunderstorms in the
evening. Isolated showers in the evening.
Chance of precipitation 20 percent.
Chance of thunder...20 percent.
Min temperature.....49-54.
24 hr trend......2 degrees cooler.
Max humidity........67-73 percent.
24 hr trend......23 percent wetter.
Humidity recovery...Good.
20-foot winds.......West winds around 10 mph until 0300, then
downslope/downvalley 4-7 mph. Gusts up to 20
mph.
Ridge top winds.....West 10 to 15 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....Northwest 10 to 15 mph.
Mixing Height.......1400-3400 ft agl until 2400, then 600-1000 ft
agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Scattered showers and thunderstorms in the
afternoon. Chance of precipitation 40 percent.
Chance of thunder...30 percent.
Max temperature.....72-77.
24 hr trend......2 degrees cooler.
Min humidity........32-38 percent.
24 hr trend......7 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then east
around 10 mph. Gusts up to 15 mph.
Ridge top winds.....Northwest around 10 mph until 1200, then east.
Chc of wetting rain.Zero percent.
Transport winds.....West around 10 mph.
Mixing Height.......2000-4000 ft agl until 1200, then 5800-7800 ft
agl.
Smoke dispersal.....Fair to good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the mid 50s. Winds
generally less than 10 mph.
.MONDAY...Partly cloudy with isolated showers and thunderstorms.
Lows in the mid 50s. Highs in the mid 80s. South winds around
10 mph.
.TUESDAY...Mostly clear. Isolated showers and thunderstorms. Lows
in the mid 50s. Highs in the lower 80s. West winds around 10 mph.
.WEDNESDAY...Mostly clear. Lows in the upper 50s. Highs in the
mid 80s. West winds around 10 mph.
.THURSDAY...Partly cloudy. Lows in the upper 50s. Highs in the
upper 80s.
.FRIDAY...Partly cloudy. Isolated showers and thunderstorms in
the afternoon. Highs around 80.
$$
WYZ287-031115-
Owl Creek Mountains-
310 AM MDT Sat Aug 2 2025
.TODAY...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms in the afternoon. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....75-80.
24 hr trend......2 degrees cooler.
Min humidity........19-25 percent.
24 hr trend......4 percent wetter.
20-foot winds.......Southwest winds around 10 mph until 0900, then
upslope/upvalley 5-9 mph until 1500, then west
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.....West 10 to 15 mph.
Mixing Height.......1600-3600 ft agl until 1200, then 6600-8600 ft
agl.
Smoke dispersal.....Poor until 1200, then good to very good.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated thunderstorms early in
the evening. Isolated showers early in the
evening. Chance of precipitation 20 percent.
Chance of thunder...10 percent.
Min temperature.....51-56.
24 hr trend......5 degrees cooler.
Max humidity........60-66 percent.
24 hr trend......28 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.......1200-3200 ft agl until 2400, then 200-600 ft
agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly sunny. Isolated showers and
thunderstorms early in the afternoon. Scattered
showers and thunderstorms late in the
afternoon, then isolated showers and
thunderstorms late in the afternoon. Chance of
precipitation 40 percent.
Chance of thunder...30 percent.
Max temperature.....73-78.
24 hr trend......3 degrees cooler.
Min humidity........27-33 percent.
24 hr trend......8 percent wetter.
20-foot winds.......Northwest winds around 10 mph until 0900, then
upslope/upvalley 5-9 mph until 1500, then east
around 10 mph. Gusts up to 15 mph.
Ridge top winds.....North around 10 mph until 1200, then east.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 10 mph until 1200, then
southwest.
Mixing Height.......1200-3200 ft agl until 1200, then 5400-7400 ft
agl.
Smoke dispersal.....Poor to fair.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the mid 50s. North winds
around 10 mph.
.MONDAY...Mostly clear. Isolated showers and thunderstorms. Lows
in the upper 50s. Highs in the lower 80s. Southwest winds around
10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows 55 to 60. Highs
81 to 86. West winds around 10 mph.
.THURSDAY...Partly cloudy. Lows in the upper 50s. Highs in the
upper 80s.
.FRIDAY...Partly cloudy. Isolated showers and thunderstorms in
the afternoon. Highs in the lower 80s.
$$
WYZ286-031115-
Absaroka Mountains/North Shoshone NF-
Including the city of Pahaska
310 AM MDT Sat Aug 2 2025
.TODAY...
Sky/weather.........Partly cloudy. Scattered showers and
thunderstorms in the afternoon. Chance of
precipitation 50 percent.
Chance of thunder...40 percent.
Max temperature.....68-73.
24 hr trend......3 degrees cooler.
Min humidity........24-30 percent.
24 hr trend......8 percent wetter.
20-foot winds.......West winds 10 to 15 mph with gusts to around 30
mph.
Ridge top winds.....West 15 to 20 mph.
Chc of wetting rain.Zero percent until 1200, then 15 percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......3200-5200 ft agl until 1200, then 7600-9600 ft
agl.
Smoke dispersal.....Fair to good until 1200, then very good to
excellent.
.TONIGHT...
Sky/weather.........Partly cloudy. Scattered showers early in the
evening. Isolated thunderstorms early in the
evening. Isolated showers in the evening.
Chance of precipitation 40 percent.
Chance of thunder...20 percent.
Min temperature.....44-49.
24 hr trend......3 degrees cooler.
Max humidity........70-76 percent.
24 hr trend......23 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......West winds 10 to 15 mph with gusts to around 25
mph until 0300, then downslope/downvalley 4-7
mph.
Ridge top winds.....West 10 to 15 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......2200-4200 ft agl until 2400, then 400-1000 ft
agl.
Smoke dispersal.....Poor to fair.
.SUNDAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Isolated showers and thunderstorms early in the
afternoon. Scattered showers and thunderstorms
early in the afternoon, then isolated showers
and thunderstorms late in the afternoon. Chance
of precipitation 40 percent.
Chance of thunder...30 percent.
Max temperature.....66-71.
24 hr trend......3 degrees cooler.
Min humidity........30-36 percent.
24 hr trend......4 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
southwest 10 to 15 mph. Gusts up to 25 mph.
Ridge top winds.....West 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......2600-4600 ft agl until 1200, then 6200-8200 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then good to very
good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 40s. Winds
generally less than 10 mph.
.MONDAY...Partly cloudy with isolated showers and thunderstorms.
Lows in the upper 40s. Highs in the lower 70s. Southwest winds
around 10 mph.
.TUESDAY...Mostly clear. Isolated showers and thunderstorms. Lows
in the upper 40s. Highs around 70. West winds around 15 mph.
.WEDNESDAY...Mostly clear. Lows in the lower 50s. Highs in the
mid 70s. West winds around 10 mph.
.THURSDAY...Partly cloudy. Lows in the lower 50s. Highs in the
mid 70s.
.FRIDAY...Partly cloudy. Isolated showers and thunderstorms in
the afternoon. Highs around 70.
$$
WYZ140-031115-
Yellowstone National Park-
Including the cities of Lake, Mammoth, and Old Faithful
310 AM MDT Sat Aug 2 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Isolated showers in the afternoon. Isolated
thunderstorms late in the afternoon. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....71-76.
24 hr trend......1 degree cooler.
Min humidity........25-31 percent.
24 hr trend......7 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west
around 10 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 25 mph.
Mixing Height.......2600-4600 ft agl until 1200, then 8400-10400 ft
agl.
Smoke dispersal.....Fair to good until 1200, then excellent.
.TONIGHT...
Sky/weather.........Partly cloudy. Scattered showers early in the
evening. Isolated thunderstorms early in the
evening. Isolated showers early in the evening.
Chance of precipitation 40 percent.
Chance of thunder...20 percent.
Min temperature.....40-45.
24 hr trend......2 degrees cooler.
Max humidity........77-83 percent.
24 hr trend......26 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Northwest winds around 10 mph with gusts to
around 25 mph until 2100, then
downslope/downvalley 4-7 mph.
Ridge top winds.....North around 10 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....North 10 to 15 mph.
Mixing Height.......2800-4800 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Fair to good until 2400, then poor.
.SUNDAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Isolated showers and thunderstorms in the
afternoon. Chance of precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....68-73.
24 hr trend......2 degrees cooler.
Min humidity........26-32 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 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.......2200-4200 ft agl until 1200, then 7000-9000 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then good to very
good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Partly cloudy. Isolated showers and thunderstorms
in the evening. Lows in the lower 40s. Winds generally less than
10 mph.
.MONDAY...Partly cloudy with isolated showers and thunderstorms.
Lows in the lower 40s. Highs in the mid 70s. Winds generally less
than 10 mph.
.TUESDAY...Mostly clear. Isolated showers and thunderstorms. Lows
in the lower 40s. Highs in the upper 60s. Southwest winds around
10 mph.
.WEDNESDAY...Mostly clear. Lows in the mid 40s. Highs in the mid
70s. Southwest winds around 10 mph.
.THURSDAY...Partly cloudy. Lows in the mid 40s. Highs in the mid
70s.
.FRIDAY...Partly cloudy. Isolated showers and thunderstorms in
the afternoon. Highs in the upper 60s.
$$
WYZ415-031115-
North Zone Bridger Teton NF and Grand Teton NP-
Including the cities of Jackson and Moran
310 AM MDT Sat Aug 2 2025
.TODAY...
Sky/weather.........Partly cloudy. Scattered showers and isolated
thunderstorms in the afternoon. Chance of
precipitation 50 percent.
Chance of thunder...20 percent.
Max temperature.....71-76.
24 hr trend......2 degrees cooler.
Min humidity........23-29 percent.
24 hr trend......8 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west
around 10 mph. Gusts up to 25 mph.
Ridge top winds.....South around 10 mph until 1200, then west.
Chc of wetting rain.Less than 5 percent.
Transport winds.....Southwest around 10 mph until 1200, then west
around 20 mph.
Mixing Height.......3000-5000 ft agl until 1200, then 8800-10800 ft
agl.
Smoke dispersal.....Fair to good until 1200, then very good to
excellent.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated showers early in the
evening. Isolated thunderstorms early in the
evening. Chance of precipitation 20 percent.
Chance of thunder...20 percent.
Min temperature.....42-47.
24 hr trend......3 degrees cooler.
Max humidity........70-76 percent.
24 hr trend......18 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......West winds around 10 mph and gusty until 2100,
then downslope/downvalley 4-7 mph.
Ridge top winds.....West around 10 mph until 2400, then east.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph until 2400, then south.
Mixing Height.......2800-4800 ft agl until 2400, then 400-1000 ft
agl.
Smoke dispersal.....Fair to good until 2400, then poor.
.SUNDAY...
Sky/weather.........Mostly sunny. Isolated showers and
thunderstorms late in the afternoon. Chance of
precipitation 20 percent.
Chance of thunder...10 percent.
Max temperature.....71-76.
24 hr trend......1 degree cooler.
Min humidity........22-28 percent.
24 hr trend......Unchanged.
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.....West 10 to 15 mph.
Mixing Height.......2400-4400 ft agl until 1200, then 7600-9600 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 40s. Winds
generally less than 10 mph.
.MONDAY...Partly cloudy with isolated showers and thunderstorms.
Lows in the mid 40s. Highs in the mid 70s. Winds generally less
than 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows 43 to 48. Highs
71 to 76. Southwest winds around 10 mph.
.THURSDAY...Partly cloudy. Lows in the upper 40s. Highs in the
mid 70s.
.FRIDAY...Partly cloudy. Isolated showers and thunderstorms in
the afternoon. Highs in the lower 70s.
$$
WYZ416-031115-
West Wind River Mountains/East Zone Bridger Teton NF-
310 AM MDT Sat Aug 2 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Scattered showers and thunderstorms in the
afternoon. Chance of precipitation 50 percent.
Chance of thunder...30 percent.
Max temperature.....69-74.
24 hr trend......1 degree cooler.
Min humidity........21-27 percent.
24 hr trend......2 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
southwest 10 to 15 mph until 1500, then west.
Gusts up to 25 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.....South around 10 mph until 1200, then southwest
around 20 mph.
Mixing Height.......3800-5800 ft agl until 1200, then 8000-10000 ft
agl.
Smoke dispersal.....Fair to good until 1200, then very good.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms early in the evening. Chance of
precipitation 20 percent.
Chance of thunder...10 percent.
Min temperature.....40-45.
24 hr trend......2 degrees cooler.
Max humidity........61-67 percent.
24 hr trend......11 percent wetter.
Humidity recovery...Good.
20-foot winds.......Northwest winds around 10 mph with gusts to
around 25 mph until 2100, then
downslope/downvalley 4-7 mph.
Ridge top winds.....North 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 10 to 15 mph.
Mixing Height.......2000-4000 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....67-72.
24 hr trend......1 degree cooler.
Min humidity........20-26 percent.
24 hr trend......Unchanged.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then west
10 to 15 mph. Gusts up to 25 mph.
Ridge top winds.....West around 10 mph until 1200, then around 20
mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 10 mph until 1200, then around 20
mph.
Mixing Height.......2600-4600 ft agl until 1200, then 7600-9600 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the mid 40s. Winds
generally less than 10 mph.
.MONDAY THROUGH WEDNESDAY...Mostly clear. Lows 43 to 48. Highs
70 to 75. Southwest winds around 10 mph.
.THURSDAY...Mostly clear. Lows in the upper 40s. Highs in the mid
70s.
.FRIDAY...Partly cloudy. Highs in the lower 70s.
$$
WYZ288-031115-
East Wind River Mountains/South Shoshone NF-
Including the cities of Dubois and South Pass
310 AM MDT Sat Aug 2 2025
.TODAY...
Sky/weather.........Partly cloudy. Scattered showers and
thunderstorms in the afternoon. Chance of
precipitation 50 percent.
Chance of thunder...30 percent.
Max temperature.....72-77.
24 hr trend......2 degrees cooler.
Min humidity........18-24 percent.
24 hr trend......4 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph with gusts to
around 25 mph.
Ridge top winds.....Southwest around 15 mph.
Chc of wetting rain.Less than 5 percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......4000-6000 ft agl until 1200, then 8600-10600 ft
agl.
Smoke dispersal.....Fair to good until 1200, then very good.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms early in the evening. Chance of
precipitation 20 percent.
Chance of thunder...10 percent.
Min temperature.....45-50.
24 hr trend......2 degrees cooler.
Max humidity........55-61 percent.
24 hr trend......11 percent wetter.
Humidity recovery...Moderate.
20-foot winds.......West winds around 10 mph. Gusts up to 25 mph
until 2400, then 15 mph.
Ridge top winds.....West around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing Height.......2400-4400 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Poor to fair.
.SUNDAY...
Sky/weather.........Mostly sunny. Isolated showers and
thunderstorms in the afternoon. Chance of
precipitation 20 percent.
Chance of thunder...10 percent.
Max temperature.....71-76.
24 hr trend......1 degree cooler.
Min humidity........18-24 percent.
24 hr trend......Unchanged.
20-foot winds.......West winds 10 to 15 mph. Gusts up to 20 mph
until 1200, then 30 mph.
Ridge top winds.....West around 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......2600-4600 ft agl until 1200, then 7600-9600 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the upper 40s. West winds
around 10 mph.
.MONDAY...Mostly clear. Isolated showers and thunderstorms. Lows
in the lower 50s. Highs in the mid 70s. Southwest winds around
10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows 49 to 54. Highs
73 to 78. West winds 10 to 15 mph.
.THURSDAY...Mostly clear. Lows in the lower 50s. Highs in the
upper 70s.
.FRIDAY...Partly cloudy. Isolated showers and thunderstorms in
the afternoon. Highs in the mid 70s.
$$
WYZ414-031115-
Salt and Wyoming Ranges/West Zone Bridger Teton NF-
Including the city of Afton
310 AM MDT Sat Aug 2 2025
.TODAY...
Sky/weather.........Partly cloudy. Scattered showers and isolated
thunderstorms in the afternoon. Chance of
precipitation 40 percent.
Chance of thunder...20 percent.
Max temperature.....71-76.
24 hr trend......3 degrees cooler.
Min humidity........20-26 percent.
24 hr trend......6 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.Less than 5 percent.
Transport winds.....South around 10 mph until 1200, then west.
Mixing Height.......3600-5600 ft agl until 1200, then 8400-10400 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated showers and
thunderstorms early in the evening. Chance of
precipitation 20 percent.
Chance of thunder...10 percent.
Min temperature.....41-46.
24 hr trend......2 degrees cooler.
Max humidity........68-74 percent.
24 hr trend......8 percent wetter.
Humidity recovery...Good.
20-foot winds.......West winds around 10 mph with gusts to around
25 mph until 0300, then downslope/downvalley
4-7 mph.
Ridge top winds.....West around 15 mph until 2400, then southwest.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......2200-4200 ft agl until 2400, then 400-1000 ft
agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....71-76.
24 hr trend......1 degree warmer.
Min humidity........18-24 percent.
24 hr trend......2 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.....West 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......2600-4600 ft agl until 1200, then 8000-10000 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the upper 40s. Winds
generally less than 10 mph.
.MONDAY THROUGH WEDNESDAY...Mostly clear. Lows 46 to 51. Highs
73 to 78. Southwest winds around 10 mph.
.THURSDAY...Mostly clear. Lows around 50. Highs in the upper 70s.
.FRIDAY...Partly cloudy. Highs in the mid 70s.
$$
WYZ277>279-031115-
Lincoln and Uinta Counties/Lower Elevations-
Upper Green River Basin/Rock Springs BLM-
Sweetwater County/Rock Springs BLM/Flaming Gorge NRA-
Including the cities of Evanston, Fort Bridger, Kemmerer,
Big Piney, Farson, Pinedale, Green River, Rock Springs,
and Wamsutter
310 AM MDT Sat Aug 2 2025
.TODAY...
Sky/weather.........Partly cloudy. Isolated showers in the
afternoon. Isolated thunderstorms early in the
afternoon. Chance of precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....73-78.
24 hr trend......2 degrees cooler.
Min humidity........18-24 percent.
24 hr trend......5 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.....South around 10 mph until 1200, then west
around 20 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph until 1200, then west
around 20 mph.
Mixing Height.......3200-5200 ft agl until 1200, then 10600-12600
ft agl.
Smoke dispersal.....Fair to good until 1200, then excellent.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated showers early in the
evening. Chance of showers 20 percent.
Chance of thunder...0 percent.
Min temperature.....43-48.
24 hr trend......2 degrees cooler.
Max humidity........64-70 percent.
24 hr trend......10 percent wetter.
Humidity recovery...Good.
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.......3600-5600 ft agl until 2400, then 400-600 ft
agl.
Smoke dispersal.....Good until 2400, then poor.
.SUNDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max temperature.....74-79.
24 hr trend......1 degree warmer.
Min humidity........15-21 percent.
24 hr trend......2 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west
10 to 15 mph with gusts to around 25 mph.
Ridge top winds.....West 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......2600-4600 ft agl until 1200, then 9200-11200 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 upper 40s. Winds
generally less than 10 mph.
.MONDAY...Mostly clear. Lows around 50. Highs in the mid 80s.
Southwest winds around 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows 48 to 53. Highs
82 to 87. Southwest winds around 10 mph.
.THURSDAY THROUGH FRIDAY...Mostly clear. Lows in the lower 50s.
Highs 84 to 89.
$$
WYZ289-031115-
Granite/Green/Ferris/Rattlesnake Mountains-
Including the city of Jeffrey City
310 AM MDT Sat Aug 2 2025
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Isolated showers in the afternoon. Isolated
thunderstorms 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........13-19 percent.
24 hr trend......3 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
southwest around 10 mph with gusts to around 25
mph until 1500, then west with gusts to around
25 mph.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......3400-5400 ft agl until 1200, then 10800-12800
ft agl.
Smoke dispersal.....Poor to fair until 1200, then excellent.
.TONIGHT...
Sky/weather.........Partly cloudy. Isolated thunderstorms early in
the evening. Isolated showers early in the
evening. Chance of precipitation 20 percent.
Chance of thunder...10 percent.
Min temperature.....51-56.
24 hr trend......2 degrees cooler.
Max humidity........55-61 percent.
24 hr trend......6 percent wetter.
Humidity recovery...Moderate.
20-foot winds.......North winds around 10 mph with gusts to around
25 mph until 2400, then downslope/downvalley
4-7 mph.
Ridge top winds.....North around 15 mph until 2400, then northwest.
Chc of wetting rain.Zero percent.
Transport winds.....North around 15 mph until 2400, then northwest.
Mixing Height.......3000-5000 ft agl until 2400, then 400-600 ft
agl.
Smoke dispersal.....Fair to good until 2400, then poor.
.SUNDAY...
Sky/weather.........Mostly sunny. Isolated showers and
thunderstorms late in the afternoon. Chance of
precipitation 20 percent.
Chance of thunder...10 percent.
Max temperature.....76-81.
24 hr trend......1 degree cooler.
Min humidity........13-19 percent.
24 hr trend......Unchanged.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
northwest around 10 mph with gusts to around 25
mph.
Ridge top winds.....Northwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......2200-4200 ft agl until 1200, then 8400-10400 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. Northeast
winds around 10 mph.
.MONDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
80s. South winds around 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows 52 to 57. Highs
84 to 89. Southwest winds around 10 mph.
.THURSDAY THROUGH FRIDAY...Mostly clear. Lows in the upper 50s.
Highs 85 to 90.
$$
WYZ300-031115-
Casper Mountain-
310 AM MDT Sat Aug 2 2025
.TODAY...
Sky/weather.........Sunny then becoming partly cloudy. Isolated
showers in the afternoon. Isolated
thunderstorms late in the afternoon. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....75-80.
24 hr trend......1 degree cooler.
Min humidity........18-24 percent.
24 hr trend......2 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west
around 10 mph. Gusts up to 20 mph.
Ridge top winds.....Southwest 10 to 15 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......4000-6000 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. Isolated thunderstorms early in
the evening. Isolated showers early in the
evening. Chance of precipitation 20 percent.
Chance of thunder...20 percent.
Min temperature.....51-56.
24 hr trend......2 degrees cooler.
Max humidity........61-67 percent.
24 hr trend......1 percent drier.
Humidity recovery...Good.
20-foot winds.......Downslope/downvalley 4-7 mph. Gusts up to 20
mph.
Ridge top winds.....East around 10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph until 2400, then
northwest.
Mixing Height.......2200-4200 ft agl until 2400, then 200-600 ft
agl.
Smoke dispersal.....Poor.
.SUNDAY...
Sky/weather.........Mostly sunny. Isolated showers and
thunderstorms in the afternoon. Chance of
precipitation 20 percent.
Chance of thunder...20 percent.
Max temperature.....73-78.
24 hr trend......3 degrees cooler.
Min humidity........28-34 percent.
24 hr trend......8 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.....Northwest around 10 mph.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 10 to 15 mph.
Mixing Height.......2000-4000 ft agl until 1200, then 7600-9600 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then good to very
good.
.Forecast days 3 through 7......
.SUNDAY NIGHT...Mostly clear. Lows in the mid 50s. Southeast
winds around 10 mph.
.MONDAY...Mostly clear. Lows in the upper 50s. Highs in the lower
80s. South winds around 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows 54 to 59. Highs
in the mid 80s. Southwest winds around 10 mph.
.THURSDAY THROUGH FRIDAY...Mostly clear. Lows in the upper 50s.
Highs 82 to 87.
$$