Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
909
FNUS55 KRIW 190655
FWFRIW
Fire Weather Planning Forecast for Western and Central Wyoming
National Weather Service Riverton WY
1255 AM MDT Thu Sep 19 2024
.DISCUSSION...
...Yellowstone NP and Teton dispatch areas (includes fire weather
zones 140...414...415...and 416)...
Dry and relatively light winds for Thursday with minimum relative
humidity values above the 40 to 50 percent range. Expect a warming
and dry trend through Saturday with relatively light winds with
the next chance for precipitation Sunday and Monday.
...Cody dispatch area (includes fire weather zones 275...276...
282...283...285...286...287...288...and 289)...
Dry and relatively light winds for Thursday with minimum relative
humidity values above the 25 to 35 percent range. Expect a
warming and dry trend through Saturday with relatively light winds
with the next chance for precipitation Sunday and Monday.
...Casper dispatch area (includes fire weather zones 277...278...
279...280...281...285...289...and 300)...
Dry and relatively light winds for Thursday with minimum relative
humidity values above the 20 to 30 percent range. Expect a
warming and dry trend through Saturday with relatively light winds
with the next chance for precipitation Sunday and Monday.
...Thunderstorms imply strong gusty and erratic winds...
...Haines Index is high level Haines both day and night...
WYZ280-200900-
Natrona County/Casper BLM-
Including the cities of Casper and Midwest
1255 AM MDT Thu Sep 19 2024
.TODAY...
Sky/weather.........Sunny.
Max temperature.....70-75.
24 hr trend......3 degrees warmer.
Min humidity........18-24 percent.
24 hr trend......4 percent drier.
20-foot winds.......Southwest winds around 15 mph with gusts to
around 25 mph.
Ridge top winds.....Southwest around 20 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West around 20 mph.
Mixing Height.......1600-3600 ft agl until 1200, then 6200-8200 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good.
Haines Index........3.
.TONIGHT...
Sky/weather.........Mostly clear.
Min temperature.....45-50.
24 hr trend......3 degrees warmer.
Max humidity........49-55 percent.
24 hr trend......20 percent drier.
Humidity recovery...Moderate.
20-foot winds.......West winds around 10 mph and gusty.
Ridge top winds.....West around 15 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing Height.......2800-4800 ft agl until 2400, then 400-600 ft
agl.
Smoke dispersal.....Fair to good until 2400, then poor.
Haines Index........3.
.FRIDAY...
Sky/weather.........Mostly sunny.
Max temperature.....75-80.
24 hr trend......5 degrees warmer.
Min humidity........11-17 percent.
24 hr trend......6 percent drier.
20-foot winds.......Southwest winds 10 to 15 mph with gusts to
around 25 mph.
Ridge top winds.....Southwest 15 to 20 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph until 1200, then west
around 25 mph.
Mixing Height.......1600-3600 ft agl until 1200, then 7400-9400 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then excellent.
Haines Index........4.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Mostly clear. Lows in the lower 40s. Northwest
winds around 10 mph.
.SATURDAY...Cooler. Partly cloudy. Lows in the mid 30s. Highs in
the lower 60s. Northeast winds around 10 mph.
.SUNDAY...Mostly clear. Lows in the lower 40s. Highs in the upper
60s. Winds generally less than 10 mph.
.MONDAY...Mostly cloudy. Chance of showers. Lows around 40. Highs
in the upper 60s. Northwest winds around 10 mph.
.TUESDAY...Mostly clear. Lows around 40. Highs in the upper 60s.
.WEDNESDAY...Sunny. Highs in the mid 70s.
$$
WYZ283-200900-
Upper Wind River Basin/Wind River Basin-
Including the cities of Crowheart, Lander, Riverton, and Shoshoni
1255 AM MDT Thu Sep 19 2024
.TODAY...
Sky/weather.........Mostly sunny.
Max temperature.....67-72.
24 hr trend......4 degrees warmer.
Min humidity........22-28 percent.
24 hr trend......5 percent drier.
20-foot winds.......West winds around 10 mph until 0900, then
upslope/upvalley 5-9 mph until 1200, then
southwest around 10 mph. Gusts up to 15 mph.
Ridge top winds.....West around 15 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......1200-3200 ft agl until 1200, then 5400-7400 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
Haines Index........3.
.TONIGHT...
Sky/weather.........Mostly clear.
Min temperature.....42-47.
24 hr trend......3 degrees warmer.
Max humidity........56-62 percent.
24 hr trend......13 percent drier.
Humidity recovery...Moderate.
20-foot winds.......West winds around 10 mph with gusts to around
15 mph.
Ridge top winds.....West around 15 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing Height.......2800-4800 ft agl until 2400, then 600-800 ft
agl.
Smoke dispersal.....Poor to fair until 2400, then poor.
Haines Index........3.
.FRIDAY...
Sky/weather.........Mostly sunny.
Max temperature.....71-76.
24 hr trend......3 degrees warmer.
Min humidity........18-24 percent.
24 hr trend......5 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then west
around 10 mph. Gusts up to 20 mph.
Ridge top winds.....Southwest 10 to 15 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West around 10 mph until 1200, then around 20
mph.
Mixing Height.......1200-3200 ft agl until 1200, then 5800-7800 ft
agl.
Smoke dispersal.....Poor until 1200, then good to very good.
Haines Index........4.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Mostly clear. Lows in the lower 40s. Northwest
winds around 10 mph.
.SATURDAY...Cooler. Partly cloudy. Lows in the upper 30s. Highs
in the lower 60s. Northeast winds around 10 mph.
.SUNDAY...Mostly clear. Lows in the lower 40s. Highs in the upper
60s. Winds generally less than 10 mph.
.MONDAY...Mostly cloudy with slight chance of showers. Lows
around 40. Highs in the mid 60s. Northwest winds around 10 mph.
.TUESDAY...Mostly clear. Lows around 40. Highs in the upper 60s.
.WEDNESDAY...Sunny. Highs in the mid 70s.
$$
WYZ285-200900-
South Bighorn Mountains-
1255 AM MDT Thu Sep 19 2024
.TODAY...
Sky/weather.........Mostly sunny.
Max temperature.....62-67.
24 hr trend......2 degrees warmer.
Min humidity........27-33 percent.
24 hr trend......7 percent drier.
20-foot winds.......West winds 10 to 15 mph with gusts to around 25
mph.
Ridge top winds.....West around 15 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing Height.......1200-3200 ft agl until 1200, then 4400-6400 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
Haines Index........2.
.TONIGHT...
Sky/weather.........Clear.
Min temperature.....45-50.
24 hr trend......4 degrees warmer.
Max humidity........48-54 percent.
24 hr trend......27 percent drier.
Humidity recovery...Moderate.
20-foot winds.......West winds around 10 mph with gusts to around
15 mph.
Ridge top winds.....West around 15 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing Height.......1400-3400 ft agl until 2400, then 200-600 ft
agl.
Smoke dispersal.....Poor.
Haines Index........3.
.FRIDAY...
Sky/weather.........Sunny.
Max temperature.....66-71.
24 hr trend......4 degrees warmer.
Min humidity........18-24 percent.
24 hr trend......7 percent drier.
20-foot winds.......West winds 10 to 15 mph with gusts to around 25
mph.
Ridge top winds.....West 15 to 20 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......1200-3200 ft agl until 1200, then 5200-7200 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good.
Haines Index........4.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Mostly clear. Lows in the lower 40s. North winds
around 10 mph.
.SATURDAY...Cooler. Partly cloudy. Lows in the upper 30s. Highs
in the mid 50s. Northeast winds around 10 mph.
.SUNDAY...Mostly clear. Lows in the mid 40s. Highs in the lower
60s. Southwest winds around 10 mph.
.MONDAY...Mostly cloudy with slight chance of showers and
thunderstorms. Lows around 40. Highs in the upper 50s. Northwest
winds around 10 mph.
.TUESDAY...Mostly clear. Lows in the lower 40s. Highs around 60.
.WEDNESDAY...Sunny. Highs in the upper 60s.
$$
WYZ281-200900-
Johnson County/Casper BLM-
Including the cities of Buffalo and Kaycee
1255 AM MDT Thu Sep 19 2024
.TODAY...
Sky/weather.........Mostly sunny.
Max temperature.....67-72.
24 hr trend......4 degrees warmer.
Min humidity........25-31 percent.
24 hr trend......6 percent drier.
20-foot winds.......Northwest winds around 10 mph with higher
gusts.
Ridge top winds.....Northwest around 15 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing Height.......2000-4000 ft agl until 1200, then 6800-8800 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then good to very
good.
Haines Index........2.
.TONIGHT...
Sky/weather.........Clear.
Min temperature.....48-53.
24 hr trend......1 degree warmer.
Max humidity........59-65 percent.
24 hr trend......10 percent drier.
Humidity recovery...Good.
20-foot winds.......Northwest winds around 10 mph until 2400, then
southwest until 0300, then downslope/downvalley
4-7 mph. Gusts up to 15 mph.
Ridge top winds.....Northwest around 15 mph until 2400, then
southwest.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....North around 15 mph until 2400, then southwest.
Mixing Height.......2000-4000 ft agl until 2400, then 400-600 ft
agl.
Smoke dispersal.....Poor.
Haines Index........3.
.FRIDAY...
Sky/weather.........Sunny.
Max temperature.....72-77.
24 hr trend......5 degrees warmer.
Min humidity........17-23 percent.
24 hr trend......8 percent drier.
20-foot winds.......Southwest winds around 10 mph until 1200, then
northwest. Gusts up to 20 mph.
Ridge top winds.....Southwest around 15 mph until 1200, then
northwest.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......1600-3600 ft agl until 1200, then 7000-9000 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good.
Haines Index........4.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Mostly clear. Lows in the mid 40s. North winds
around 15 mph.
.SATURDAY...Cooler. Partly cloudy. Lows in the upper 30s. Highs
in the lower 60s. North winds around 10 mph.
.SUNDAY...Mostly clear. Lows in the mid 40s. Highs in the lower
70s. South winds around 10 mph.
.MONDAY...Mostly cloudy with slight chance of showers and
thunderstorms. Lows in the lower 40s. Highs in the upper 60s.
Northwest winds around 10 mph.
.TUESDAY...Mostly clear. Lows in the lower 40s. Highs around 70.
.WEDNESDAY...Sunny. Highs in the upper 70s.
$$
WYZ282-200900-
South Bighorn Basin/Worland BLM-
Including the cities of Ten Sleep, Thermopolis, and Worland
1255 AM MDT Thu Sep 19 2024
.TODAY...
Sky/weather.........Mostly sunny.
Max temperature.....63-68.
24 hr trend......2 degrees warmer.
Min humidity........28-34 percent.
24 hr trend......6 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph. Gusts up to 10 mph.
Ridge top winds.....Southwest around 10 mph until 1200, then north.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph until 1200, then west.
Mixing Height.......1400-3400 ft agl until 1200, then 5000-7000 ft
agl.
Smoke dispersal.....Poor to fair.
Haines Index........2.
.TONIGHT...
Sky/weather.........Mostly clear.
Min temperature.....45-50.
24 hr trend......2 degrees warmer.
Max humidity........61-67 percent.
24 hr trend......21 percent drier.
Humidity recovery...Good.
20-foot winds.......Downslope/downvalley 4-7 mph. Gusts up to 10
mph.
Ridge top winds.....East around 10 mph until 2400, then south.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....East around 10 mph until 2400, then south.
Mixing Height.......1600-3600 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Poor.
Haines Index........4.
.FRIDAY...
Sky/weather.........Mostly sunny.
Max temperature.....67-72.
24 hr trend......4 degrees warmer.
Min humidity........18-24 percent.
24 hr trend......7 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then north
around 10 mph. Gusts up to 15 mph.
Ridge top winds.....Southwest around 10 mph until 1200, then north.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......800-2800 ft agl until 1200, then 5200-7200 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
Haines Index........4.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Mostly clear. Lows in the mid 40s. Northwest
winds around 10 mph.
.SATURDAY...Mostly clear. Lows in the upper 30s. Highs in the
lower 60s. Northwest winds around 10 mph.
.SUNDAY...Mostly clear. Lows in the lower 40s. Highs in the upper
60s. Winds generally less than 10 mph.
.MONDAY...Partly cloudy. Slight chance of showers. Lows in the
lower 40s. Highs in the mid 60s. Northwest winds around 10 mph.
.TUESDAY...Mostly clear. Lows in the lower 40s. Highs in the
upper 60s.
.WEDNESDAY...Sunny. Highs in the upper 70s.
$$
WYZ275-200900-
North Bighorn Basin/Worland BLM-
Including the cities of Greybull, Lovell, and Powell
1255 AM MDT Thu Sep 19 2024
.TODAY...
Sky/weather.........Mostly sunny.
Max temperature.....59-64.
24 hr trend......8 degrees warmer.
Min humidity........34-40 percent.
24 hr trend......17 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then south
around 10 mph until 1500, then upslope/upvalley
5-9 mph. Gusts up to 15 mph.
Ridge top winds.....South around 10 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph until 1200, then west.
Mixing Height.......1000-3000 ft agl until 1200, then 4800-6800 ft
agl.
Smoke dispersal.....Poor to fair.
Haines Index........2.
.TONIGHT...
Sky/weather.........Mostly clear.
Min temperature.....44-49.
24 hr trend......1 degree warmer.
Max humidity........62-68 percent.
24 hr trend......17 percent drier.
Humidity recovery...Good.
20-foot winds.......South winds around 10 mph with gusts to around
15 mph.
Ridge top winds.....South around 10 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph.
Mixing Height.......1800-3800 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Poor.
Haines Index........3.
.FRIDAY...
Sky/weather.........Mostly sunny.
Max temperature.....65-70.
24 hr trend......4 degrees warmer.
Min humidity........25-31 percent.
24 hr trend......8 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph. Gusts up to 10 mph.
Ridge top winds.....South around 10 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph until 1200, then west.
Mixing Height.......1000-3000 ft agl until 1200, then 5200-7200 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
Haines Index........4.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Mostly clear with slight chance of showers. Lows
in the mid 40s. North winds around 15 mph.
.SATURDAY...Mostly clear. Lows in the upper 30s. Highs in the
lower 60s. Northwest winds around 10 mph.
.SUNDAY...Mostly clear. Lows in the mid 40s. Highs in the upper
60s. Winds generally less than 10 mph.
.MONDAY...Partly cloudy. Chance of showers. Lows in the lower
40s. Highs in the mid 60s. Northwest winds around 10 mph.
.TUESDAY...Mostly clear. Lows in the mid 40s. Highs around 70.
.WEDNESDAY...Sunny. Highs in the mid 70s.
$$
WYZ276-200900-
Cody Foothills-
Including the cities of Clark, Cody, and Meeteetse
1255 AM MDT Thu Sep 19 2024
.TODAY...
Sky/weather.........Mostly sunny.
Max temperature.....66-71.
24 hr trend......8 degrees warmer.
Min humidity........28-34 percent.
24 hr trend......11 percent drier.
20-foot winds.......Southwest winds around 10 mph and gusty.
Ridge top winds.....Southwest around 15 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing Height.......1800-3800 ft agl until 1200, then 5800-7800 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then good.
Haines Index........2.
.TONIGHT...
Sky/weather.........Mostly clear.
Min temperature.....46-51.
24 hr trend......2 degrees warmer.
Max humidity........56-62 percent.
24 hr trend......13 percent drier.
Humidity recovery...Moderate.
20-foot winds.......Southwest winds around 10 mph until 2100, then
downslope/downvalley 4-7 mph until 2400, then
southwest around 10 mph. Gusts up to 15 mph.
Ridge top winds.....Southwest 10 to 15 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......2000-4000 ft agl until 2400, then 600-1000 ft
agl.
Smoke dispersal.....Poor.
Haines Index........4.
.FRIDAY...
Sky/weather.........Mostly sunny.
Max temperature.....67-72.
24 hr trend......3 degrees warmer.
Min humidity........28-34 percent.
24 hr trend......5 percent drier.
20-foot winds.......Southwest winds around 10 mph until 1200, then
upslope/upvalley 5-9 mph until 1500, then west
around 10 mph. Gusts up to 20 mph.
Ridge top winds.....West around 15 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......1800-3800 ft agl until 1200, then 6800-8800 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good.
Haines Index........4.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Partly cloudy. Chance of showers in the evening,
then slight chance of showers after midnight. Lows in the lower
40s. Northwest winds around 15 mph.
.SATURDAY...Cooler. Mostly clear. Lows in the upper 30s. Highs in
the upper 50s. North winds around 10 mph.
.SUNDAY...Mostly clear. Lows in the mid 40s. Highs in the mid
60s. Winds generally less than 10 mph.
.MONDAY...Mostly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the lower 40s. Highs in the lower 60s.
Northwest winds around 10 mph.
.TUESDAY...Mostly clear. Lows in the mid 40s. Highs in the upper
60s.
.WEDNESDAY...Sunny. Highs in the mid 70s.
$$
WYZ287-200900-
Owl Creek Mountains-
1255 AM MDT Thu Sep 19 2024
.TODAY...
Sky/weather.........Mostly sunny.
Max temperature.....62-67.
24 hr trend......Unchanged.
Min humidity........28-34 percent.
24 hr trend......2 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then south
around 10 mph. Gusts up to 15 mph.
Ridge top winds.....South around 10 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph.
Mixing Height.......1200-3200 ft agl until 1200, then 5000-7000 ft
agl.
Smoke dispersal.....Poor to fair.
Haines Index........3.
.TONIGHT...
Sky/weather.........Mostly clear.
Min temperature.....44-49.
24 hr trend......2 degrees warmer.
Max humidity........48-54 percent.
24 hr trend......20 percent drier.
Humidity recovery...Moderate.
20-foot winds.......West winds around 10 mph with gusts to around
15 mph.
Ridge top winds.....West around 15 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing Height.......1800-3800 ft agl until 2400, then 200-600 ft
agl.
Smoke dispersal.....Poor.
Haines Index........4.
.FRIDAY...
Sky/weather.........Mostly sunny.
Max temperature.....66-71.
24 hr trend......4 degrees warmer.
Min humidity........20-26 percent.
24 hr trend......7 percent drier.
20-foot winds.......West winds around 10 mph with higher gusts.
Ridge top winds.....West around 15 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......1400-3400 ft agl until 1200, then 6200-8200 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good.
Haines Index........4.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Mostly clear. Lows in the lower 40s. Northwest
winds around 15 mph.
.SATURDAY...Cooler. Mostly clear. Lows in the upper 30s. Highs in
the upper 50s. North winds around 10 mph.
.SUNDAY...Mostly clear. Lows in the mid 40s. Highs in the mid
60s. Winds generally less than 10 mph.
.MONDAY...Mostly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the lower 40s. Highs in the lower 60s.
North winds around 10 mph.
.TUESDAY...Mostly clear. Lows in the lower 40s. Highs in the
lower 60s.
.WEDNESDAY...Sunny. Highs around 70.
$$
WYZ286-200900-
Absaroka Mountains/North Shoshone NF-
Including the city of Pahaska
1255 AM MDT Thu Sep 19 2024
.TODAY...
Sky/weather.........Partly cloudy.
Max temperature.....56-61.
24 hr trend......10 degrees warmer.
Min humidity........43-49 percent.
24 hr trend......25 percent drier.
20-foot winds.......West winds around 10 mph with higher gusts.
Ridge top winds.....West around 15 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......1000-3000 ft agl until 1200, then 3600-5600 ft
agl.
Smoke dispersal.....Poor to fair.
Haines Index........3.
.TONIGHT...
Sky/weather.........Mostly clear.
Min temperature.....40-45.
24 hr trend......2 degrees warmer.
Max humidity........71-77 percent.
24 hr trend......19 percent drier.
Humidity recovery...Excellent.
20-foot winds.......West winds around 10 mph and gusty.
Ridge top winds.....West around 15 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing Height.......1600-3600 ft agl until 2400, then 400-1000 ft
agl.
Smoke dispersal.....Poor.
Haines Index........3.
.FRIDAY...
Sky/weather.........Mostly sunny.
Max temperature.....58-63.
24 hr trend......2 degrees warmer.
Min humidity........32-38 percent.
24 hr trend......6 percent drier.
20-foot winds.......West winds around 15 mph with gusts to around
25 mph.
Ridge top winds.....West around 20 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 20 to 25 mph.
Mixing Height.......1600-3600 ft agl until 1200, then 5000-7000 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good.
Haines Index........3.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Partly cloudy. Chance of showers in the evening,
then slight chance of showers and snow showers after midnight.
Lows in the mid 30s. Northwest winds around 10 mph.
.SATURDAY...Mostly clear. Lows in the mid 30s. Highs in the lower
50s. Winds generally less than 10 mph.
.SUNDAY...Partly cloudy. Lows in the upper 30s. Highs in the
upper 50s. West winds around 10 mph.
.MONDAY...Mostly cloudy. Chance of showers, slight chance of
thunderstorms and snow showers. Lows in the mid 30s. Highs in the
lower 50s. West winds around 10 mph.
.TUESDAY...Mostly clear. Lows in the upper 30s. Highs in the
upper 50s.
.WEDNESDAY...Sunny. Highs in the mid 60s.
$$
WYZ140-200900-
Yellowstone National Park-
Including the cities of Lake, Mammoth, and Old Faithful
1255 AM MDT Thu Sep 19 2024
.TODAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Patchy fog early in the morning.
Max temperature.....55-60.
24 hr trend......11 degrees warmer.
Min humidity........45-51 percent.
24 hr trend......33 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then
southwest around 10 mph. Gusts up to 15 mph.
Ridge top winds.....Southwest around 10 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......600-2600 ft agl until 1200, then 3000-5000 ft
agl.
Smoke dispersal.....Poor to fair.
Haines Index........2.
.TONIGHT...
Sky/weather.........Mostly clear.
Min temperature.....35-40.
24 hr trend......1 degree cooler.
Max humidity........80-86 percent.
24 hr trend......8 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Downslope/downvalley 4-7 mph.
Ridge top winds.....Southwest around 10 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph.
Mixing Height.......1000-3000 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Poor.
Haines Index........2.
.FRIDAY...
Sky/weather.........Mostly sunny.
Max temperature.....58-63.
24 hr trend......3 degrees warmer.
Min humidity........42-48 percent.
24 hr trend......10 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
southwest around 10 mph. Gusts up to 20 mph.
Ridge top winds.....Southwest 10 to 15 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph until 1200, then west
around 25 mph.
Mixing Height.......1200-3200 ft agl until 1200, then 4600-6600 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good.
Haines Index........2.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Partly cloudy with slight chance of showers. Lows
in the lower 30s. Winds generally less than 10 mph.
.SATURDAY...Mostly clear. Lows around 30. Highs in the upper 50s.
Winds generally less than 10 mph.
.SUNDAY...Partly cloudy. Lows in the mid 30s. Highs in the upper
50s. Winds generally less than 10 mph.
.MONDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the lower 30s. Highs in the lower 50s.
Winds generally less than 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows in the mid 30s.
Highs 59 to 64.
$$
WYZ415-200900-
North Zone Bridger Teton NF and Grand Teton NP-
Including the cities of Jackson and Moran
1255 AM MDT Thu Sep 19 2024
.TODAY...
Sky/weather.........Partly cloudy. Patchy fog early in the morning.
Max temperature.....54-59.
24 hr trend......12 degrees warmer.
Min humidity........49-55 percent.
24 hr trend......35 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then west
around 10 mph. Gusts up to 15 mph.
Ridge top winds.....Southwest around 10 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......800-2800 ft agl until 1200, then 3400-5400 ft
agl.
Smoke dispersal.....Poor to fair.
Haines Index........2.
.TONIGHT...
Sky/weather.........Mostly clear.
Min temperature.....34-39.
24 hr trend......Unchanged.
Max humidity........78-84 percent.
24 hr trend......16 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Downslope/downvalley 4-7 mph. Gusts up to 15
mph.
Ridge top winds.....Southwest around 10 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph.
Mixing Height.......1400-3400 ft agl until 2400, then 400-1000 ft
agl.
Smoke dispersal.....Poor.
Haines Index........3.
.FRIDAY...
Sky/weather.........Mostly sunny.
Max temperature.....56-61.
24 hr trend......1 degree warmer.
Min humidity........46-52 percent.
24 hr trend......4 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west
around 10 mph. Gusts up to 20 mph.
Ridge top winds.....South around 10 mph until 1200, then west.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph until 1200, then west
around 25 mph.
Mixing Height.......1400-3400 ft agl until 1200, then 5000-7000 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good.
Haines Index........3.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Mostly clear. Lows in the mid 30s. Winds
generally less than 10 mph.
.SATURDAY...Mostly clear. Lows in the lower 30s. Highs around 60.
Winds generally less than 10 mph.
.SUNDAY...Mostly clear. Lows in the mid 30s. Highs in the upper
50s. Winds generally less than 10 mph.
.MONDAY...Partly cloudy. Slight chance of showers, thunderstorms
and snow showers. Lows in the lower 30s. Highs in the mid 50s.
Winds generally less than 10 mph.
.TUESDAY...Mostly clear. Lows in the mid 30s. Highs around 60.
.WEDNESDAY...Sunny. Highs in the mid 60s.
$$
WYZ416-200900-
West Wind River Mountains/East Zone Bridger Teton NF-
1255 AM MDT Thu Sep 19 2024
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Patchy fog early in the morning.
Max temperature.....54-59.
24 hr trend......10 degrees warmer.
Min humidity........37-43 percent.
24 hr trend......30 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.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......800-2800 ft agl until 1200, then 3400-5400 ft
agl.
Smoke dispersal.....Poor to fair.
Haines Index........3.
.TONIGHT...
Sky/weather.........Mostly clear.
Min temperature.....34-39.
24 hr trend......4 degrees warmer.
Max humidity........66-72 percent.
24 hr trend......25 percent drier.
Humidity recovery...Good.
20-foot winds.......West winds around 10 mph until 0300, then
downslope/downvalley 4-7 mph. Gusts up to 15
mph.
Ridge top winds.....West 10 to 15 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......1600-3600 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Poor.
Haines Index........3.
.FRIDAY...
Sky/weather.........Mostly sunny.
Max temperature.....55-60.
24 hr trend......2 degrees warmer.
Min humidity........36-42 percent.
24 hr trend......4 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then west
around 10 mph. Gusts up to 20 mph.
Ridge top winds.....West 10 to 15 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......1400-3400 ft agl until 1200, then 4800-6800 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then good to very
good.
Haines Index........3.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Mostly clear. Lows in the lower 30s. North winds
around 10 mph.
.SATURDAY...Mostly clear. Lows in the lower 30s. Highs in the mid
50s. Winds generally less than 10 mph.
.SUNDAY...Mostly clear. Lows in the mid 30s. Highs in the mid
50s. Winds generally less than 10 mph.
.MONDAY...Partly cloudy. Slight chance of showers, thunderstorms
and snow showers. Lows in the lower 30s. Highs in the lower 50s.
Northwest winds around 10 mph.
.TUESDAY...Mostly clear. Lows in the mid 30s. Highs in the upper
50s.
.WEDNESDAY...Sunny. Highs in the lower 60s.
$$
WYZ288-200900-
East Wind River Mountains/South Shoshone NF-
Including the cities of Dubois and South Pass
1255 AM MDT Thu Sep 19 2024
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Max temperature.....57-62.
24 hr trend......7 degrees warmer.
Min humidity........33-39 percent.
24 hr trend......15 percent drier.
20-foot winds.......West winds 10 to 15 mph. Gusts up to 15 mph
until 1200, then 25 mph.
Ridge top winds.....West around 15 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph.
Mixing Height.......1000-3000 ft agl until 1200, then 4000-6000 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
Haines Index........3.
.TONIGHT...
Sky/weather.........Mostly clear.
Min temperature.....39-44.
24 hr trend......4 degrees warmer.
Max humidity........56-62 percent.
24 hr trend......21 percent drier.
Humidity recovery...Moderate.
20-foot winds.......West winds 10 to 15 mph and gusty.
Ridge top winds.....West around 15 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing Height.......1600-3600 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Poor.
Haines Index........3.
.FRIDAY...
Sky/weather.........Mostly sunny.
Max temperature.....60-65.
24 hr trend......2 degrees warmer.
Min humidity........32-38 percent.
24 hr trend......3 percent drier.
20-foot winds.......West winds 10 to 15 mph with gusts to around 25
mph.
Ridge top winds.....West 15 to 20 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 20 to 25 mph.
Mixing Height.......1400-3400 ft agl until 1200, then 5400-7400 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good.
Haines Index........4.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Mostly clear. Lows in the upper 30s. West winds
around 10 mph.
.SATURDAY...Cooler. Mostly clear. Lows in the mid 30s. Highs in
the lower 50s. Northeast winds around 10 mph.
.SUNDAY...Mostly clear. Lows around 40. Highs in the upper 50s.
West winds around 10 mph.
.MONDAY...Mostly cloudy with slight chance of showers and
thunderstorms. Lows in the mid 30s. Highs in the mid 50s.
Northwest winds around 10 mph.
.TUESDAY...Mostly clear. Lows in the upper 30s. Highs in the
upper 50s.
.WEDNESDAY...Sunny. Highs in the mid 60s.
$$
WYZ414-200900-
Salt and Wyoming Ranges/West Zone Bridger Teton NF-
Including the city of Afton
1255 AM MDT Thu Sep 19 2024
.TODAY...
Sky/weather.........Mostly sunny. Patchy fog early in the morning.
Max temperature.....56-61.
24 hr trend......11 degrees warmer.
Min humidity........36-42 percent.
24 hr trend......30 percent drier.
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.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......800-2800 ft agl until 1200, then 4200-6200 ft
agl.
Smoke dispersal.....Poor to fair.
Haines Index........3.
.TONIGHT...
Sky/weather.........Mostly clear.
Min temperature.....36-41.
24 hr trend......4 degrees warmer.
Max humidity........72-78 percent.
24 hr trend......30 percent drier.
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.....West around 10 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West around 10 mph until 2400, then southwest.
Mixing Height.......1800-3800 ft agl until 2400, then 400-1000 ft
agl.
Smoke dispersal.....Poor.
Haines Index........4.
.FRIDAY...
Sky/weather.........Mostly sunny.
Max temperature.....57-62.
24 hr trend......1 degree warmer.
Min humidity........33-39 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 15 mph.
Ridge top winds.....Southwest around 10 mph until 1200, then west.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph until 1200, then west
around 20 mph.
Mixing Height.......1200-3200 ft agl until 1200, then 5400-7400 ft
agl.
Smoke dispersal.....Poor until 1200, then good to very good.
Haines Index........4.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Mostly clear. Lows in the mid 30s. Winds
generally less than 10 mph.
.SATURDAY...Mostly clear. Lows in the mid 30s. Highs in the lower
60s. Winds generally less than 10 mph.
.SUNDAY...Mostly clear. Lows in the mid 30s. Highs in the lower
60s. Winds generally less than 10 mph.
.MONDAY...Partly cloudy with slight chance of showers. Lows in
the mid 30s. Highs in the upper 50s. Northwest winds around
10 mph.
.TUESDAY...Mostly clear. Lows in the mid 30s. Highs in the lower
60s.
.WEDNESDAY...Sunny. Highs in the mid 60s.
$$
WYZ278-200900-
Upper Green River Basin/Rock Springs BLM-
Including the cities of Big Piney, Farson, and Pinedale
1255 AM MDT Thu Sep 19 2024
.TODAY...
Sky/weather.........Mostly sunny.
Max temperature.....58-63.
24 hr trend......7 degrees warmer.
Min humidity........31-37 percent.
24 hr trend......14 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west
around 10 mph with higher gusts.
Ridge top winds.....West 10 to 15 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......600-2600 ft agl until 1200, then 4200-6200 ft
agl.
Smoke dispersal.....Poor until 1200, then fair to good.
Haines Index........3.
.TONIGHT...
Sky/weather.........Mostly clear.
Min temperature.....37-42.
24 hr trend......4 degrees warmer.
Max humidity........71-77 percent.
24 hr trend......11 percent drier.
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.....Northwest around 10 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 10 mph.
Mixing Height.......2400-4400 ft agl until 2400, then 600 ft agl.
Smoke dispersal.....Poor to fair.
Haines Index........3.
.FRIDAY...
Sky/weather.........Mostly sunny.
Max temperature.....62-67.
24 hr trend......3 degrees warmer.
Min humidity........26-32 percent.
24 hr trend......4 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then west
around 10 mph. Gusts up to 15 mph.
Ridge top winds.....West 10 to 15 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......1000-3000 ft agl until 1200, then 5600-7600 ft
agl.
Smoke dispersal.....Poor until 1200, then good to very good.
Haines Index........4.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Mostly clear. Lows in the mid 30s. Northwest
winds around 10 mph.
.SATURDAY...Mostly clear. Lows in the lower 30s. Highs in the mid
60s. East winds around 10 mph.
.SUNDAY...Mostly clear. Lows in the mid 30s. Highs in the mid
60s. Winds generally less than 10 mph.
.MONDAY...Partly cloudy with slight chance of showers. Lows in
the lower 30s. Highs in the lower 60s. Northwest winds around
10 mph.
.TUESDAY...Mostly clear. Lows in the mid 30s. Highs in the mid
60s.
.WEDNESDAY...Sunny. Highs around 70.
$$
WYZ277-200900-
Lincoln and Uinta Counties/Lower Elevations-
Including the cities of Evanston, Fort Bridger, and Kemmerer
1255 AM MDT Thu Sep 19 2024
.TODAY...
Sky/weather.........Mostly sunny.
Max temperature.....60-65.
24 hr trend......8 degrees warmer.
Min humidity........23-29 percent.
24 hr trend......14 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west
around 10 mph. Gusts up to 15 mph.
Ridge top winds.....North around 10 mph until 1200, then west.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......400-2400 ft agl until 1200, then 4200-6200 ft
agl.
Smoke dispersal.....Poor until 1200, then fair to good.
Haines Index........3.
.TONIGHT...
Sky/weather.........Clear.
Min temperature.....37-42.
24 hr trend......3 degrees warmer.
Max humidity........73-79 percent.
24 hr trend......14 percent drier.
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.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 10 to 15 mph.
Mixing Height.......2400-4400 ft agl until 2400, then 400-800 ft
agl.
Smoke dispersal.....Poor.
Haines Index........4.
.FRIDAY...
Sky/weather.........Mostly sunny.
Max temperature.....62-67.
24 hr trend......2 degrees warmer.
Min humidity........23-29 percent.
24 hr trend......1 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then west
around 10 mph and gusty.
Ridge top winds.....West 10 to 15 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing Height.......800-2800 ft agl until 1200, then 5600-7600 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
Haines Index........4.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Mostly clear. Lows in the upper 30s. Northwest
winds around 10 mph.
.SATURDAY...Mostly clear. Lows in the mid 30s. Highs in the mid
60s. Northeast winds around 10 mph.
.SUNDAY...Mostly clear. Lows in the mid 30s. Highs in the mid
60s. Winds generally less than 10 mph.
.MONDAY...Partly cloudy. Lows in the mid 30s. Highs in the lower
60s. Northwest winds around 10 mph.
.TUESDAY...Mostly clear. Lows in the mid 30s. Highs in the mid
60s.
.WEDNESDAY...Sunny. Highs in the upper 60s.
$$
WYZ279-200900-
Sweetwater County/Rock Springs BLM/Flaming Gorge NRA-
Including the cities of Green River, Rock Springs, and Wamsutter
1255 AM MDT Thu Sep 19 2024
.TODAY...
Sky/weather.........Mostly sunny.
Max temperature.....63-68.
24 hr trend......6 degrees warmer.
Min humidity........22-28 percent.
24 hr trend......7 percent drier.
20-foot winds.......Southwest winds around 10 mph and gusty until
0900, then upslope/upvalley 5-9 mph until 1200,
then southwest 10 to 15 mph with gusts to
around 25 mph.
Ridge top winds.....Southwest around 10 mph until 1200, then around
20 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph until 1200, then around
20 mph.
Mixing Height.......600-2600 ft agl until 1200, then 4600-6600 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
Haines Index........3.
.TONIGHT...
Sky/weather.........Clear.
Min temperature.....40-45.
24 hr trend......2 degrees warmer.
Max humidity........60-66 percent.
24 hr trend......22 percent drier.
Humidity recovery...Good.
20-foot winds.......Southwest winds around 10 mph until 0300, then
downslope/downvalley 4-7 mph. Gusts up to 20
mph.
Ridge top winds.....Southwest 10 to 15 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing Height.......2600-4600 ft agl until 2400, then 400-600 ft
agl.
Smoke dispersal.....Fair to good until 2400, then poor.
Haines Index........4.
.FRIDAY...
Sky/weather.........Mostly sunny.
Max temperature.....66-71.
24 hr trend......2 degrees warmer.
Min humidity........25-31 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.....Southwest 10 to 15 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph until 1200, then west
around 20 mph.
Mixing Height.......1000-3000 ft agl until 1200, then 6000-8000 ft
agl.
Smoke dispersal.....Poor until 1200, then very good.
Haines Index........4.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Mostly clear. Lows in the lower 40s. Winds
generally less than 10 mph.
.SATURDAY...Mostly clear. Slight chance of showers. Lows in the
mid 30s. Highs in the mid 60s. Northeast winds around 15 mph.
.SUNDAY...Mostly clear. Lows in the upper 30s. Highs in the mid
60s. Winds generally less than 10 mph.
.MONDAY...Partly cloudy. Slight chance of showers. Lows in the
upper 30s. Highs in the mid 60s. Northwest winds around 10 mph.
.TUESDAY...Mostly clear. Lows in the upper 30s. Highs in the mid
60s.
.WEDNESDAY...Sunny. Highs around 70.
$$
WYZ289-200900-
Granite/Green/Ferris/Rattlesnake Mountains-
Including the city of Jeffrey City
1255 AM MDT Thu Sep 19 2024
.TODAY...
Sky/weather.........Mostly sunny.
Max temperature.....66-71.
24 hr trend......5 degrees warmer.
Min humidity........18-24 percent.
24 hr trend......7 percent drier.
20-foot winds.......Southwest winds 10 to 15 mph with gusts to
around 25 mph until 1500, then west around 20
mph with gusts to around 25 mph.
Ridge top winds.....Southwest 15 to 20 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph until 1200, then around 25
mph.
Mixing Height.......1000-3000 ft agl until 1200, then 4600-6600 ft
agl.
Smoke dispersal.....Poor until 1200, then good to very good.
Haines Index........3.
.TONIGHT...
Sky/weather.........Mostly clear.
Min temperature.....43-48.
24 hr trend......3 degrees warmer.
Max humidity........46-52 percent.
24 hr trend......25 percent drier.
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.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing Height.......2200-4200 ft agl until 2400, then 400-600 ft
agl.
Smoke dispersal.....Fair to good until 2400, then poor.
Haines Index........4.
.FRIDAY...
Sky/weather.........Mostly sunny.
Max temperature.....68-73.
24 hr trend......2 degrees warmer.
Min humidity........15-21 percent.
24 hr trend......3 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
southwest 10 to 15 mph. Gusts up to 25 mph.
Ridge top winds.....Southwest 15 to 20 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph until 1200, then west
around 25 mph.
Mixing Height.......1200-3200 ft agl until 1200, then 6400-8400 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good to
excellent.
Haines Index........4.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Mostly clear. Lows in the lower 40s. Northwest
winds around 10 mph.
.SATURDAY...Cooler. Partly cloudy. Lows in the mid 30s. Highs
around 60. Northeast winds around 15 mph.
.SUNDAY...Mostly clear. Lows in the lower 40s. Highs in the mid
60s. Winds generally less than 10 mph.
.MONDAY...Mostly cloudy. Slight chance of showers. Lows in the
upper 30s. Highs in the lower 60s. Northwest winds around 10 mph.
.TUESDAY...Mostly clear. Lows around 40. Highs in the mid 60s.
.WEDNESDAY...Sunny. Highs around 70.
$$
WYZ300-200900-
Casper Mountain-
1255 AM MDT Thu Sep 19 2024
.TODAY...
Sky/weather.........Sunny.
Max temperature.....65-70.
24 hr trend......6 degrees warmer.
Min humidity........23-29 percent.
24 hr trend......8 percent drier.
20-foot winds.......Southwest winds 10 to 15 mph with gusts to
around 25 mph.
Ridge top winds.....Southwest 15 to 20 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph until 1200, then west
around 25 mph.
Mixing Height.......1200-3200 ft agl until 1200, then 5000-7000 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good.
Haines Index........3.
.TONIGHT...
Sky/weather.........Clear.
Min temperature.....47-52.
24 hr trend......4 degrees warmer.
Max humidity........37-43 percent.
24 hr trend......30 percent drier.
Humidity recovery...Poor.
20-foot winds.......Southwest winds 10 to 15 mph. Gusts up to 25
mph until 2400, then 15 mph.
Ridge top winds.....Southwest around 15 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph until 2400, then south.
Mixing Height.......2400-4400 ft agl until 2400, then 200-600 ft
agl.
Smoke dispersal.....Fair to good until 2400, then poor.
Haines Index........4.
.FRIDAY...
Sky/weather.........Sunny.
Max temperature.....69-74.
24 hr trend......4 degrees warmer.
Min humidity........17-23 percent.
24 hr trend......6 percent drier.
20-foot winds.......Southwest winds around 10 mph until 1200, then
west. Gusts up to 20 mph.
Ridge top winds.....Southwest 15 to 20 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph until 1200, then west
around 25 mph.
Mixing Height.......1600-3600 ft agl until 1200, then 7200-9200 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then excellent.
Haines Index........4.
.Forecast days 3 through 7......
.FRIDAY NIGHT...Mostly clear. Lows in the lower 40s. Northwest
winds around 10 mph.
.SATURDAY...Cooler. Partly cloudy with slight chance of showers.
Lows in the mid 30s. Highs in the mid 50s. Northeast winds around
10 mph.
.SUNDAY...Mostly clear. Lows in the lower 40s. Highs around 60.
Winds generally less than 10 mph.
.MONDAY...Mostly cloudy. Chance of showers. Lows around 40. Highs
around 60. Northwest winds around 10 mph.
.TUESDAY...Partly cloudy with slight chance of showers. Lows
around 40. Highs in the upper 50s.
.WEDNESDAY...Mostly sunny. Highs in the mid 60s.
$$