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Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
000
FNUS55 KRIW 150828
FWFRIW
Fire Weather Planning Forecast for Western and Central Wyoming
National Weather Service Riverton WY
227 AM MDT Mon Apr 15 2024
.DISCUSSION...
***This product is currently automated with no discussion,
and will not be refreshed with all forecast updates. It should
be used for planning purposes only. If you need additional fire
weather information, please contact the NWS office in Riverton,
Wyoming. The normal fire weather forecast will resume in its
entirety sometime in Spring 2024.***
---Thunderstorms imply strong gusty and erratic winds---
---Haines Index is high level Haines both day and night---
WYZ280-152200-
Natrona County/Casper BLM-
Including the cities of Casper and Midwest
227 AM MDT Mon Apr 15 2024
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of rain showers early in the
afternoon. Slight chance of thunderstorms late
in the afternoon. Chance of rain showers late
in the afternoon. Some thunderstorms may
produce gusty winds, small hail, and heavy
rainfall late in the afternoon. Chance of
precipitation 50 percent.
Max temperature.....59-64.
24 hr trend......11 degrees cooler.
Min humidity........21-27 percent.
24 hr trend......12 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph with gusts to
around 25 mph until 1500, then northwest around
20 mph with gusts to around 30 mph.
Ridge top winds.....Southwest around 10 mph until 0900, then west
around 20 mph until 1500, then northwest.
LAL.................1 until 1200, then 3.
Chc of wetting rain.Zero percent until 1200, then 10 percent.
Transport winds.....South around 10 mph until 0900, then west 20 to
25 mph.
Mixing Height.......400-1200 ft agl until 1200. 8800-9400 ft agl
after 1500.
Smoke dispersal.....Poor until 1200. Excellent after 1500.
Haines Index........5.
.TONIGHT...
Sky/weather.........Mostly cloudy. Chance of thunderstorms in the
evening. Chance of rain showers through the
night. Slight chance of thunderstorms after
midnight. Some thunderstorms may produce gusty
winds, small hail, and heavy rainfall early in
the evening. Some thunderstorms may produce
gusty winds, small hail, and heavy rainfall
until early morning. Chance of precipitation 50
percent.
Min temperature.....40-45.
24 hr trend......3 degrees cooler.
Max humidity........78-84 percent.
24 hr trend......35 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Breezy. Northwest winds 20 to 25 mph. Gusts up
to 35 mph until 2400, then 40 mph.
Ridge top winds.....Northwest 25 to 30 mph.
LAL.................3.
Chc of wetting rain.45 percent until 2400, then 30 percent.
Transport winds.....Northwest 25 to 30 mph.
Mixing Height.......3400-4600 ft agl until 2100, then 1200-1800 ft
agl.
Smoke dispersal.....Good until 2100, then poor to fair.
Haines Index........3.
.TUESDAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy then
becoming mostly sunny. Slight chance of rain
showers in the morning. Chance of showers 20
percent.
Max temperature.....55-60.
24 hr trend......3 degrees cooler.
Min humidity........32-38 percent.
24 hr trend......10 percent wetter.
20-foot winds.......Breezy. Northwest winds 20 to 25 mph with gusts
to around 40 mph until 1200, then around 15 mph
with gusts to around 30 mph.
Ridge top winds.....Northwest 25 to 30 mph until 1200, then around
20 mph.
LAL.................1.
Chc of wetting rain.Less than 5 percent.
Transport winds.....Northwest 25 to 30 mph.
Mixing Height.......1200-2600 ft agl until 1200, then 4200-6000 ft
agl.
Smoke dispersal.....Fair to good until 1500, then very good.
Haines Index........3.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Partly cloudy. Slight chance of showers in the
evening, then chance of snow showers and slight chance of showers
after midnight. Lows in the mid 30s. North winds around 10 mph.
.WEDNESDAY...Colder. Snow showers. Lows in the lower 20s. Highs
in the mid 40s. North winds around 15 mph.
.THURSDAY THROUGH FRIDAY...Mostly cloudy with chance of snow
showers. Lows in the lower 20s. Highs in the upper 30s. Northeast
winds 10 to 15 mph.
.SATURDAY...Partly cloudy. Slight chance of snow showers. Lows in
the upper 20s. Highs in the mid 40s.
.SUNDAY...Not as cool. Partly cloudy. Highs in the upper 50s.
$$
WYZ283-152200-
Upper Wind River Basin/Wind River Basin-
Including the cities of Crowheart, Lander, Riverton, and Shoshoni
227 AM MDT Mon Apr 15 2024
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of rain showers early in the
afternoon. Slight chance of thunderstorms late
in the afternoon. Some thunderstorms may
produce gusty winds, small hail, and heavy
rainfall late in the afternoon. Chance of
precipitation 20 percent.
Max temperature.....59-64.
24 hr trend......10 degrees cooler.
Min humidity........24-30 percent.
24 hr trend......17 percent wetter.
20-foot winds.......Southwest winds around 10 mph until 0900, then
southeast until 1500, then north. Gusts up to
20 mph.
Ridge top winds.....Southwest around 15 mph until 0900, then
southeast until 1500, then north.
LAL.................1 until 1200, then 2.
Chc of wetting rain.Less than 5 percent.
Transport winds.....West around 15 mph until 0900, then east.
Mixing Height.......400-1400 ft agl until 1200. 8000-9000 ft agl
after 1500.
Smoke dispersal.....Poor until 1200, then good.
Haines Index........5.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Slight chance of thunderstorms in the evening.
Chance of rain showers through the night. Some
thunderstorms may produce gusty winds, small
hail, and heavy rainfall early in the evening.
Chance of precipitation 50 percent.
Min temperature.....37-42.
24 hr trend......2 degrees cooler.
Max humidity........71-77 percent.
24 hr trend......27 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Breezy. North winds 15 to 20 mph with gusts to
around 35 mph until 2400, then northwest 20 to
25 mph with gusts to around 35 mph.
Ridge top winds.....North 20 to 25 mph until 2400, then northwest
25 to 30 mph.
LAL.................3 until 2400, then 1.
Chc of wetting rain.10 percent until 2400, then zero percent.
Transport winds.....North 20 to 25 mph until 2400, then northwest
25 to 30 mph.
Mixing Height.......3600-4800 ft agl until 2100, then 800-1400 ft
agl.
Smoke dispersal.....Good until 2100, then poor.
Haines Index........3.
.TUESDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Max temperature.....57-62.
24 hr trend......Unchanged.
Min humidity........25-31 percent.
24 hr trend......2 percent drier.
20-foot winds.......Northwest winds around 15 mph. Gusts up to 30
mph until 1200, then 25 mph.
Ridge top winds.....Northwest 15 to 20 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 20 mph.
Mixing Height.......800-2400 ft agl until 1200, then 4600-6600 ft
agl.
Smoke dispersal.....Poor to fair until 1500, then good to very
good.
Haines Index........3.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly cloudy. Slight chance of showers and snow
showers after midnight. Lows in the upper 30s. Northwest winds
around 15 mph.
.WEDNESDAY...Cooler. Mostly cloudy with snow showers and showers
likely. Lows in the mid 20s. Highs in the upper 40s. North winds
around 15 mph.
.THURSDAY...Partly cloudy with chance of snow showers. Lows in
the lower 20s. Highs in the lower 40s. Northeast winds around
10 mph.
.FRIDAY...Mostly cloudy with slight chance of snow showers. Lows
in the mid 20s. Highs in the lower 40s. Northeast winds around
10 mph.
.SATURDAY...Partly cloudy. Lows in the upper 20s. Highs in the
upper 40s.
.SUNDAY...Not as cool. Partly cloudy. Highs in the lower 60s.
$$
WYZ285-152200-
South Bighorn Mountains-
227 AM MDT Mon Apr 15 2024
...WINTER STORM WATCH IN EFFECT FROM TUESDAY EVENING THROUGH
WEDNESDAY EVENING...
.TODAY...
Sky/weather.........Mostly cloudy. Slight chance of rain showers
early in the afternoon. Chance of rain showers
early in the afternoon. Slight chance of
thunderstorms late in the afternoon. Some
thunderstorms may produce gusty winds, small
hail, and heavy rainfall late in the afternoon.
Chance of precipitation 40 percent.
Max temperature.....52-57.
24 hr trend......12 degrees cooler.
Min humidity........25-31 percent.
24 hr trend......13 percent wetter.
20-foot winds.......Northwest winds around 10 mph and gusty until
0900, then west with higher gusts until 1500,
then northwest with gusts to around 25 mph.
Ridge top winds.....Northwest around 15 mph until 0900, then west
until 1500, then northwest.
LAL.................1 until 1200, then 2.
Chc of wetting rain.Zero percent until 1200, then 15 percent.
Transport winds.....North around 15 mph until 0900, then southwest
until 1500, then northwest.
Mixing Height.......600-1000 ft agl until 1200. 5800-6800 ft agl
after 1500.
Smoke dispersal.....Poor to fair until 1500, then good to very
good.
Haines Index........5.
.TONIGHT...
Sky/weather.........Mostly cloudy. Chance of rain showers and
slight chance of thunderstorms until early
morning, then slight chance of rain showers
early in the morning. Some thunderstorms may
produce gusty winds, small hail, and heavy
rainfall until early morning. Chance of
precipitation 50 percent.
Min temperature.....38-43.
24 hr trend......9 degrees cooler.
Max humidity........76-82 percent.
24 hr trend......45 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Windy. Northwest winds 20 to 25 mph with gusts
to around 40 mph until 2400, then around 30 mph
with gusts to around 50 mph.
Ridge top winds.....Northwest 25 to 30 mph until 2400, then around
35 mph.
LAL.................3 until 2400, then 2.
Chc of wetting rain.30 percent until 2400, then 20 percent.
Transport winds.....Northwest 25 to 30 mph until 2400, then around
35 mph.
Mixing Height.......1000-2800 ft agl.
Smoke dispersal.....Poor to fair.
Haines Index........3.
.TUESDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Slight chance of rain showers and snow showers
early in the morning. Slight chance of rain
showers late in the afternoon. Chance of
precipitation 20 percent.
Max temperature.....49-54.
24 hr trend......1 degree cooler.
Min humidity........34-40 percent.
24 hr trend......7 percent wetter.
20-foot winds.......Windy. Northwest winds 25 to 30 mph with gusts
to around 50 mph until 1500, then around 15 mph
with gusts to around 30 mph.
Ridge top winds.....Northwest 30 to 35 mph until 1200, then 20 to
25 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 30 to 35 mph until 1500, then around
25 mph.
Mixing Height.......800-2000 ft agl until 1200, then 3800-5400 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then good to very
good.
Haines Index........3.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly cloudy. Chance of showers and snow
showers in the evening, then snow showers likely after midnight.
Lows in the lower 30s. Northwest winds around 10 mph.
.WEDNESDAY...Colder. Snow showers. Lows around 20. Highs in the
mid 30s. North winds around 10 mph.
.THURSDAY THROUGH FRIDAY...Mostly cloudy with chance of snow
showers. Lows around 19. Highs in the lower 30s. Northeast winds
around 10 mph.
.SATURDAY...Partly cloudy with slight chance of snow showers.
Lows in the mid 20s. Highs in the upper 30s.
.SUNDAY...Not as cool. Partly cloudy. Highs in the lower 50s.
$$
WYZ281-152200-
Johnson County/Casper BLM-
Including the cities of Buffalo and Kaycee
227 AM MDT Mon Apr 15 2024
...HIGH WIND WATCH IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY
MORNING...
.TODAY...
Sky/weather.........Mostly cloudy. Slight chance of rain showers in
the afternoon. Slight chance of thunderstorms
late in the afternoon. Chance of rain showers
late in the afternoon. Some thunderstorms may
produce gusty winds, small hail, and heavy
rainfall late in the afternoon. Chance of
precipitation 40 percent.
Max temperature.....60-65.
24 hr trend......11 degrees cooler.
Min humidity........31-37 percent.
24 hr trend......18 percent wetter.
20-foot winds.......Breezy. Northwest winds around 10 mph and gusty
until 1200. North around 25 mph with gusts to
around 40 mph after 1500.
Ridge top winds.....Northwest 10 to 15 mph until 1200. North around
30 mph after 1500.
LAL.................1 until 1200, then 3.
Chc of wetting rain.Zero percent until 1200, then 10 percent.
Transport winds.....Northwest 10 to 15 mph until 1200. North around
30 mph after 1500.
Mixing Height.......400-1000 ft agl until 1200. 6200-7200 ft agl
after 1500.
Smoke dispersal.....Poor until 1200. Very good to excellent after
1500.
Haines Index........5.
.TONIGHT...
Sky/weather.........Mostly cloudy. Chance of thunderstorms in the
evening. Chance of rain showers through the
night. Slight chance of thunderstorms after
midnight. Some thunderstorms may produce gusty
winds, small hail, and heavy rainfall in the
evening. Some thunderstorms may produce gusty
winds, small hail, and heavy rainfall after
midnight. Chance of precipitation 50 percent.
Min temperature.....40-45.
24 hr trend......4 degrees cooler.
Max humidity........72-78 percent.
24 hr trend......26 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Windy. North winds 25 to 30 mph until 0300,
then around 35 mph. Gusts up to 50 mph.
Ridge top winds.....North 30 to 35 mph.
LAL.................4 until 2400, then 3.
Chc of wetting rain.40 percent until 2400, then 25 percent.
Transport winds.....North 30 to 35 mph.
Mixing Height.......2800-3600 ft agl until 2100, then 1000-1400 ft
agl.
Smoke dispersal.....Good until 2100, then poor to fair.
Haines Index........3.
.TUESDAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy then
becoming mostly sunny. Slight chance of rain
showers early in the morning. Slight chance of
rain showers late in the afternoon. Chance of
showers 20 percent.
Max temperature.....52-57.
24 hr trend......8 degrees cooler.
Min humidity........32-38 percent.
24 hr trend......1 percent drier.
20-foot winds.......Windy. North winds 30 to 35 mph with gusts to
around 55 mph until 1200, then 20 to 25 mph
with gusts to around 40 mph.
Ridge top winds.....North 35 to 40 mph until 1200, then 25 to 30
mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....North 35 to 40 mph until 1500, then northwest
around 25 mph.
Mixing Height.......1200-2800 ft agl until 1200, then 4200-5400 ft
agl.
Smoke dispersal.....Good to very good.
Haines Index........2.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly cloudy. Slight chance of showers in the
evening, then chance of snow showers after midnight. Lows in the
mid 30s. North winds around 15 mph.
.WEDNESDAY...Colder. Cloudy with snow showers likely. Lows in the
lower 20s. Highs around 40. North winds around 15 mph.
.THURSDAY THROUGH FRIDAY...Mostly cloudy with slight chance of
snow showers. Lows in the lower 20s. Highs in the upper 30s.
North winds around 10 mph.
.SATURDAY...Partly cloudy with slight chance of snow showers.
Lows in the upper 20s. Highs in the mid 40s.
.SUNDAY...Not as cool. Partly cloudy. Highs in the upper 50s.
$$
WYZ282-152200-
South Bighorn Basin/Worland BLM-
Including the cities of Ten Sleep, Thermopolis, and Worland
227 AM MDT Mon Apr 15 2024
.TODAY...
Sky/weather.........Mostly cloudy. Slight chance of rain showers
early in the afternoon. Slight chance of
thunderstorms late in the afternoon. Chance of
rain showers late in the afternoon. Some
thunderstorms may produce gusty winds, small
hail, and heavy rainfall late in the afternoon.
Chance of precipitation 50 percent.
Max temperature.....56-61.
24 hr trend......12 degrees cooler.
Min humidity........29-35 percent.
24 hr trend......24 percent wetter.
20-foot winds.......Northwest winds around 10 mph until 1500, then
north. Gusts up to 20 mph.
Ridge top winds.....Northwest around 15 mph until 1500, then north.
LAL.................1 until 1200, then 2.
Chc of wetting rain.Less than 5 percent.
Transport winds.....Northwest around 15 mph.
Mixing Height.......600-1400 ft agl until 1200. 6600-7200 ft agl
after 1500.
Smoke dispersal.....Poor to fair until 1500, then good to very
good.
Haines Index........5.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of rain showers early in the evening.
Slight chance of thunderstorms in the evening.
Slight chance of rain showers in the late
evening and early morning. Some thunderstorms
may produce gusty winds, small hail, and heavy
rainfall in the evening. Chance of
precipitation 50 percent.
Min temperature.....40-45.
24 hr trend......4 degrees cooler.
Max humidity........72-78 percent.
24 hr trend......19 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Windy. North winds around 20 mph with gusts to
around 35 mph until 2100, then northwest 25 to
30 mph with gusts to around 45 mph.
Ridge top winds.....North around 25 mph until 2100, then northwest
30 to 35 mph.
LAL.................3 until 2400, then 1.
Chc of wetting rain.Less than 5 percent.
Transport winds.....North around 25 mph until 2100, then northwest
30 to 35 mph.
Mixing Height.......3000-3400 ft agl until 2100, then 1000-1400 ft
agl.
Smoke dispersal.....Poor to fair.
Haines Index........3.
.TUESDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny then
becoming partly cloudy. Slight chance of rain
showers late in the afternoon. Chance of
showers 20 percent.
Max temperature.....52-57.
24 hr trend......1 degree cooler.
Min humidity........28-34 percent.
24 hr trend......8 percent drier.
20-foot winds.......Breezy. Northwest winds 20 to 25 mph with gusts
to around 40 mph until 1500, then north around
15 mph with higher gusts.
Ridge top winds.....Northwest 25 to 30 mph until 1500, then north
around 20 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 25 to 30 mph until 1500, then around
20 mph.
Mixing Height.......800-2200 ft agl until 1200, then 4200-6200 ft
agl.
Smoke dispersal.....Good.
Haines Index........3.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly cloudy. Slight chance of showers in the
evening, then showers likely and chance of snow showers after
midnight. Lows in the mid 30s. Northwest winds around 15 mph.
.WEDNESDAY...Colder. Snow showers. Lows in the mid 20s. Highs in
the lower 40s. Northwest winds around 15 mph.
.THURSDAY...Partly cloudy. Chance of snow showers. Lows in the
lower 20s. Highs in the lower 40s. North winds around 10 mph.
.FRIDAY...Mostly cloudy. Chance of snow showers. Lows in the mid
20s. Highs in the lower 40s. North winds around 10 mph.
.SATURDAY...Partly cloudy with slight chance of snow showers.
Lows in the upper 20s. Highs in the upper 40s.
.SUNDAY...Not as cool. Partly cloudy. Highs in the lower 60s.
$$
WYZ275-152200-
North Bighorn Basin/Worland BLM-
Including the cities of Greybull, Lovell, and Powell
227 AM MDT Mon Apr 15 2024
.TODAY...
Sky/weather.........Mostly cloudy. Slight chance of rain showers
early in the afternoon. Chance of rain showers
and slight chance of thunderstorms late in the
afternoon. Some thunderstorms may produce gusty
winds, small hail, and heavy rainfall late in
the afternoon. Chance of precipitation 50
percent.
Max temperature.....56-61.
24 hr trend......10 degrees cooler.
Min humidity........29-35 percent.
24 hr trend......19 percent wetter.
20-foot winds.......North winds 15 to 20 mph with gusts to around
30 mph.
Ridge top winds.....North 20 to 25 mph.
LAL.................1 until 1200, then 3.
Chc of wetting rain.Less than 5 percent.
Transport winds.....North 20 to 25 mph.
Mixing Height.......600-1200 ft agl until 1200. 5800-6400 ft agl
after 1500.
Smoke dispersal.....Poor to fair until 1500, then good to very
good.
Haines Index........5.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of rain showers early in the evening.
Slight chance of thunderstorms in the evening.
Slight chance of rain showers early in the
evening. Some thunderstorms may produce gusty
winds, small hail, and heavy rainfall in the
evening. Chance of precipitation 50 percent.
Min temperature.....36-41.
24 hr trend......6 degrees cooler.
Max humidity........73-79 percent.
24 hr trend......11 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Windy. North winds 25 to 30 mph. Gusts up to 40
mph until 2100, then 50 mph.
Ridge top winds.....Northwest 30 to 35 mph.
LAL.................3 until 2400, then 2.
Chc of wetting rain.10 percent until 2400, then zero percent.
Transport winds.....North 30 to 35 mph.
Mixing Height.......1000-3000 ft agl until 2400, then 800 ft agl.
Smoke dispersal.....Poor to fair.
Haines Index........3.
.TUESDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny then
becoming partly cloudy. Chance of rain showers
late in the afternoon. Chance of showers 50
percent.
Max temperature.....49-54.
24 hr trend......5 degrees cooler.
Min humidity........31-37 percent.
24 hr trend......5 percent drier.
20-foot winds.......Windy. North winds 25 to 30 mph with gusts to
around 45 mph until 1200, then northwest 15 to
20 mph with gusts to around 30 mph.
Ridge top winds.....Northwest 25 to 30 mph until 1500, then around
20 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....North 25 to 30 mph until 1500, then northwest
around 20 mph.
Mixing Height.......600-2200 ft agl until 1200. 5800-6400 ft agl
after 1500.
Smoke dispersal.....Poor to fair until 1200, then good to very
good.
Haines Index........2.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Cloudy. Chance of showers in the evening, then
snow showers and showers likely after midnight. Lows in the mid
30s. Northwest winds around 20 mph.
.WEDNESDAY...Colder. Mostly cloudy with snow showers likely. Lows
in the mid 20s. Highs in the lower 40s. Northwest winds around
20 mph.
.THURSDAY THROUGH FRIDAY...Partly cloudy with slight chance of
snow showers. Lows in the mid 20s. Highs in the lower 40s.
Northwest winds around 10 mph.
.SATURDAY...Partly cloudy with slight chance of snow showers.
Lows in the upper 20s. Highs in the upper 40s.
.SUNDAY...Not as cool. Partly cloudy. Highs around 60.
$$
WYZ276-152200-
Cody Foothills-
Including the cities of Clark, Cody, and Meeteetse
227 AM MDT Mon Apr 15 2024
.TODAY...
Sky/weather.........Mostly cloudy. Slight chance of rain showers
early in the afternoon. Slight chance of
thunderstorms early in the afternoon. Chance of
rain showers late in the afternoon. Some
thunderstorms may produce gusty winds, small
hail, and heavy rainfall early in the
afternoon. Chance of precipitation 50 percent.
Max temperature.....57-62.
24 hr trend......10 degrees cooler.
Min humidity........36-42 percent.
24 hr trend......23 percent wetter.
20-foot winds.......North winds 15 to 20 mph. Gusts up to 30 mph
until 1200, then 35 mph.
Ridge top winds.....North 20 to 25 mph.
LAL.................1 until 1200, then 3.
Chc of wetting rain.Zero percent until 1200, then 10 percent.
Transport winds.....North 20 to 25 mph.
Mixing Height.......600-1400 ft agl until 1200, then 4200-5800 ft
agl.
Smoke dispersal.....Poor until 1200, then good to very good.
Haines Index........4.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of showers and thunderstorms early in
the evening, then slight chance of rain showers
late in the evening. Some thunderstorms may
produce gusty winds, small hail, and heavy
rainfall early in the evening. Chance of
precipitation 50 percent.
Min temperature.....36-41.
24 hr trend......6 degrees cooler.
Max humidity........68-74 percent.
24 hr trend......14 percent wetter.
Humidity recovery...Good.
20-foot winds.......Northwest winds around 20 mph with gusts to
around 35 mph.
Ridge top winds.....Northwest 20 to 25 mph.
LAL.................3 until 2400, then 1.
Chc of wetting rain.10 percent until 2400, then zero percent.
Transport winds.....North 20 to 25 mph.
Mixing Height.......800-2800 ft agl until 2400, then 600 ft agl.
Smoke dispersal.....Poor.
Haines Index........3.
.TUESDAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Slight chance of rain showers late in the
afternoon. Chance of rain showers late in the
afternoon. Chance of showers 50 percent.
Max temperature.....51-56.
24 hr trend......5 degrees cooler.
Min humidity........31-37 percent.
24 hr trend......6 percent drier.
20-foot winds.......Northwest winds around 15 mph with gusts to
around 25 mph.
Ridge top winds.....Northwest 15 to 20 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 20 mph.
Mixing Height.......600-1800 ft agl until 1200. 5800-6400 ft agl
after 1500.
Smoke dispersal.....Poor until 1200, then good.
Haines Index........3.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Cloudy. Chance of showers and snow showers in
the evening, then snow showers likely after midnight. Lows in the
lower 30s. North winds around 15 mph.
.WEDNESDAY...Colder. Cloudy with snow showers. Lows around 20.
Highs in the mid 30s. North winds around 15 mph.
.THURSDAY THROUGH FRIDAY...Mostly cloudy with chance of snow
showers. Lows around 20. Highs in the mid 30s. North winds around
10 mph.
.SATURDAY...Partly cloudy with slight chance of snow showers.
Lows in the upper 20s. Highs in the lower 40s.
.SUNDAY...Not as cool. Partly cloudy. Slight chance of showers in
the afternoon. Highs in the mid 50s.
$$
WYZ287-152200-
Owl Creek Mountains-
227 AM MDT Mon Apr 15 2024
.TODAY...
Sky/weather.........Mostly cloudy. Slight chance of rain showers
early in the afternoon. Chance of rain showers
and slight chance of thunderstorms late in the
afternoon. Some thunderstorms may produce gusty
winds, small hail, and heavy rainfall late in
the afternoon. Chance of precipitation 50
percent.
Max temperature.....51-56.
24 hr trend......11 degrees cooler.
Min humidity........32-38 percent.
24 hr trend......23 percent wetter.
20-foot winds.......North winds 15 to 20 mph with gusts to around
30 mph.
Ridge top winds.....North 20 to 25 mph.
LAL.................1 until 1200, then 2.
Chc of wetting rain.Zero percent until 1200, then 10 percent.
Transport winds.....North 20 to 25 mph.
Mixing Height.......600-1400 ft agl until 1200. 6400-7400 ft agl
after 1500.
Smoke dispersal.....Poor until 1200, then good to very good.
Haines Index........5.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Slight chance of thunderstorms early in the
evening. Chance of rain showers early in the
evening, then slight chance of rain showers in
the late evening and early morning. Some
thunderstorms may produce gusty winds, small
hail, and heavy rainfall early in the evening.
Chance of precipitation 50 percent.
Min temperature.....38-43.
24 hr trend......6 degrees cooler.
Max humidity........72-78 percent.
24 hr trend......25 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Windy. North winds 25 to 30 mph. Gusts up to 40
mph until 2100, then 50 mph.
Ridge top winds.....North 30 to 35 mph.
LAL.................3 until 2400, then 1.
Chc of wetting rain.15 percent until 2400, then zero percent.
Transport winds.....North 30 to 35 mph until 2400, then 35 to 40
mph.
Mixing Height.......1200-3200 ft agl until 2400, then 800-1000 ft
agl.
Smoke dispersal.....Poor to fair.
Haines Index........3.
.TUESDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny then
becoming partly cloudy.
Max temperature.....51-56.
24 hr trend......1 degree cooler.
Min humidity........32-38 percent.
24 hr trend......3 percent drier.
20-foot winds.......North winds 15 to 20 mph with gusts to around
35 mph until 1200, then around 10 mph with
higher gusts.
Ridge top winds.....North 20 to 25 mph until 1200, then around 15
mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....North 20 to 25 mph until 1200, then northwest
around 15 mph.
Mixing Height.......600-2000 ft agl until 1200, then 4200-6200 ft
agl.
Smoke dispersal.....Fair to good.
Haines Index........3.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly cloudy. Slight chance of showers and snow
showers in the evening, then chance of snow showers after
midnight. Lows in the lower 30s. Northwest winds around 15 mph.
.WEDNESDAY...Colder. Snow showers. Lows in the lower 20s. Highs
in the mid 30s. North winds around 15 mph.
.THURSDAY...Mostly cloudy with chance of snow showers. Lows in
the lower 20s. Highs in the mid 30s. North winds around 10 mph.
.FRIDAY...Mostly cloudy with chance of snow showers. Lows in the
lower 20s. Highs in the mid 30s. North winds around 10 mph.
.SATURDAY...Partly cloudy with slight chance of snow showers.
Lows in the upper 20s. Highs in the lower 40s.
.SUNDAY...Not as cool. Partly cloudy. Slight chance of showers in
the afternoon. Highs in the mid 50s.
$$
WYZ286-152200-
Absaroka Mountains/North Shoshone NF-
Including the city of Pahaska
227 AM MDT Mon Apr 15 2024
...WINTER STORM WATCH IN EFFECT FROM TUESDAY EVENING THROUGH
WEDNESDAY EVENING...
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of rain showers in the morning.
Chance of rain showers, thunderstorms and snow
showers likely in the afternoon. Little or no
snow accumulation. Some thunderstorms may
produce gusty winds, small hail, and heavy
rainfall early in the afternoon. Some
thunderstorms may produce gusty winds, small
hail, and heavy rainfall late in the afternoon.
Chance of precipitation 70 percent.
Max temperature.....50-55.
24 hr trend......8 degrees cooler.
Min humidity........41-47 percent.
24 hr trend......23 percent wetter.
20-foot winds.......Northeast winds 10 to 15 mph. Gusts up to 15
mph until 1200, then 25 mph.
Ridge top winds.....North around 15 mph until 1200, then northeast.
LAL.................1 until 1200, then 3.
Chc of wetting rain.Zero percent until 1200, then 30 percent.
Transport winds.....Northeast 15 to 20 mph.
Mixing Height.......600-800 ft agl until 1200, then 3800-4800 ft
agl.
Smoke dispersal.....Poor until 1200, then fair to good.
Haines Index........4.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy. Rain
showers likely, chance of thunderstorms and
snow showers likely in the evening. Chance of
snow showers after midnight. Snow accumulation
up to 2 inches. Some thunderstorms may produce
gusty winds, small hail, and heavy rainfall
early in the evening. Chance of precipitation
70 percent.
Min temperature.....30-35.
24 hr trend......5 degrees cooler.
Max humidity........75-81 percent.
24 hr trend......20 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Northwest winds around 15 mph with gusts to
around 25 mph.
Ridge top winds.....Northwest 15 to 20 mph.
LAL.................3 until 2400, then 1.
Chc of wetting rain.35 percent until 2400, then zero percent.
Transport winds.....Northwest 15 to 20 mph.
Mixing Height.......600-2200 ft agl.
Smoke dispersal.....Poor.
Haines Index........3.
.TUESDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny then
becoming partly cloudy. Slight chance of rain
showers and snow showers late in the afternoon.
Chance of rain showers and snow showers late in
the afternoon. Chance of precipitation 50
percent.
Max temperature.....42-47.
24 hr trend......6 degrees cooler.
Min humidity........42-48 percent.
24 hr trend......1 percent wetter.
20-foot winds.......West winds 10 to 15 mph with gusts to around 25
mph until 1200, then around 20 mph with gusts
to around 30 mph.
Ridge top winds.....West 15 to 20 mph until 1500, then around 25
mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph until 1200, then 25 to 30
mph.
Mixing Height.......600-1800 ft agl until 1200, then 3400-4800 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
Haines Index........3.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly cloudy. Chance of snow showers in the
evening, then snow showers likely after midnight. Lows in the mid
20s. West winds around 15 mph.
.WEDNESDAY...Colder. Snow showers. Lows around 13. Highs around
30. Northwest winds around 10 mph.
.THURSDAY THROUGH FRIDAY...Mostly cloudy with chance of snow
showers. Lows around 13. Highs in the upper 20s. East winds
around 10 mph.
.SATURDAY...Partly cloudy with slight chance of snow showers.
Lows in the lower 20s. Highs in the mid 30s.
.SUNDAY...Partly cloudy. Slight chance of snow showers in the
morning, then chance of snow showers and slight chance of showers
in the afternoon. Highs in the mid 40s.
$$
WYZ140-152200-
Yellowstone National Park-
Including the cities of Lake, Mammoth, and Old Faithful
227 AM MDT Mon Apr 15 2024
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of rain showers and snow showers
in the morning. Rain showers likely and chance
of thunderstorms in the afternoon. No snow
accumulation. Some thunderstorms may produce
gusty winds, small hail, and heavy rainfall in
the afternoon. Chance of precipitation 70
percent.
Max temperature.....48-53.
24 hr trend......10 degrees cooler.
Min humidity........54-60 percent.
24 hr trend......38 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then north
around 10 mph with higher gusts.
Ridge top winds.....North 10 to 15 mph.
LAL.................1 until 1200, then 3.
Chc of wetting rain.Zero percent until 1200, then 40 percent.
Transport winds.....North 10 to 15 mph.
Mixing Height.......600-1200 ft agl until 1200, then 3000-3600 ft
agl.
Smoke dispersal.....Poor to fair.
Haines Index........3.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of rain showers, thunderstorms and snow
showers in the evening. Some thunderstorms may
produce gusty winds, small hail, and heavy
rainfall early in the evening. Chance of
precipitation 50 percent.
Min temperature.....26-31.
24 hr trend......4 degrees cooler.
Max humidity........80-86 percent.
24 hr trend......5 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Northwest winds around 10 mph until 0300, then
downslope/downvalley 4-7 mph. Gusts up to 15
mph.
Ridge top winds.....Northwest 10 to 15 mph.
LAL.................3 until 2400, then 1.
Chc of wetting rain.15 percent until 2400, then zero percent.
Transport winds.....North 10 to 15 mph.
Mixing Height.......600-2400 ft agl.
Smoke dispersal.....Poor.
Haines Index........2.
.TUESDAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of rain showers and snow showers
early in the afternoon. Chance of rain showers
and snow showers late in the afternoon, then
snow showers and rain showers likely late in
the afternoon. Snow accumulation up to 1 inch.
Chance of precipitation 70 percent.
Max temperature.....42-47.
24 hr trend......6 degrees cooler.
Min humidity........48-54 percent.
24 hr trend......5 percent drier.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900. Winds
southwest around 20 mph with gusts to around 30
mph after 1500.
Ridge top winds.....West 10 to 15 mph until 1200, then southwest 20
to 25 mph.
LAL.................1.
Chc of wetting rain.Less than 5 percent.
Transport winds.....West 10 to 15 mph until 1200, then southwest 20
to 25 mph.
Mixing Height.......600-1800 ft agl until 1200, then 2800-3800 ft
agl.
Smoke dispersal.....Poor to fair until 1500, then good.
Haines Index........2.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Snow showers. Lows in the lower 20s. West winds
around 15 mph.
.WEDNESDAY...Colder. Mostly cloudy. Snow showers. Lows around 9.
Highs in the lower 30s. Northwest winds around 10 mph.
.THURSDAY...Partly cloudy with chance of snow showers. Lows
around 10. Highs in the lower 30s. North winds around 10 mph.
.FRIDAY...Partly cloudy with chance of snow showers. Lows around
12. Highs in the mid 30s. North winds around 10 mph.
.SATURDAY...Partly cloudy with slight chance of snow showers.
Lows in the lower 20s. Highs in the lower 40s.
.SUNDAY...Mostly cloudy. Slight chance of snow showers in the
morning, then chance of showers and snow showers in the
afternoon. Highs in the mid 40s.
$$
WYZ415-152200-
North Zone Bridger Teton NF and Grand Teton NP-
Including the cities of Jackson and Moran
227 AM MDT Mon Apr 15 2024
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of snow showers and slight chance of
rain showers in the morning. Rain showers
likely, chance of thunderstorms and snow
showers likely in the afternoon. Little or no
snow accumulation. Some thunderstorms may
produce gusty winds, small hail, and heavy
rainfall in the afternoon. Chance of
precipitation 70 percent.
Max temperature.....42-47.
24 hr trend......11 degrees cooler.
Min humidity........53-59 percent.
24 hr trend......35 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
northwest around 10 mph. Gusts up to 15 mph.
Ridge top winds.....North 10 to 15 mph.
LAL.................1 until 1200, then 3.
Chc of wetting rain.Zero percent until 1200, then 40 percent.
Transport winds.....North 10 to 15 mph.
Mixing Height.......600 ft agl until 1200, then 2200-3200 ft agl.
Smoke dispersal.....Poor.
Haines Index........3.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy. Snow
showers likely, chance of showers and
thunderstorms in the evening. Snow accumulation
up to 2 inches. Some thunderstorms may produce
gusty winds, small hail, and heavy rainfall
early in the evening. Chance of precipitation
70 percent.
Min temperature.....27-32.
24 hr trend......2 degrees cooler.
Max humidity........88-94 percent.
24 hr trend......11 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Northwest winds around 10 mph with gusts to
around 15 mph.
Ridge top winds.....Northwest around 15 mph.
LAL.................3 until 2400, then 1.
Chc of wetting rain.25 percent until 2400, then zero percent.
Transport winds.....North around 15 mph.
Mixing Height.......600-1600 ft agl.
Smoke dispersal.....Poor.
Haines Index........2.
.TUESDAY...
Sky/weather.........Partly cloudy. Slight chance of snow showers
late in the afternoon. Chance of snow showers
and rain showers late in the afternoon. Chance
of precipitation 50 percent.
Max temperature.....39-44.
24 hr trend......4 degrees cooler.
Min humidity........47-53 percent.
24 hr trend......5 percent drier.
20-foot winds.......West winds 10 to 15 mph. Gusts up to 20 mph
until 1500, then 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.......600-1600 ft agl until 1200, then 2600-3600 ft
agl.
Smoke dispersal.....Poor to fair.
Haines Index........2.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly cloudy with chance of snow showers. Lows
in the mid 20s. Southwest winds around 15 mph.
.WEDNESDAY...Mostly cloudy. Snow showers likely. Lows around 15.
Highs in the mid 30s. West winds around 15 mph.
.THURSDAY THROUGH FRIDAY...Partly cloudy with chance of snow
showers. Lows 13 to 18. Highs 34 to 39. North winds around
10 mph.
.SATURDAY...Partly cloudy with slight chance of snow showers.
Lows in the mid 20s. Highs in the lower 40s.
.SUNDAY...Partly cloudy. Slight chance of snow showers in the
morning, then chance of snow showers and slight chance of showers
in the afternoon. Highs in the upper 40s.
$$
WYZ416-152200-
West Wind River Mountains/East Zone Bridger Teton NF-
227 AM MDT Mon Apr 15 2024
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of rain showers and snow showers
in the morning. Rain showers likely with
possible snow showers and thunderstorms in the
afternoon. Little or no snow accumulation. Some
thunderstorms may produce gusty winds, small
hail, and heavy rainfall in the afternoon.
Chance of precipitation 70 percent.
Max temperature.....44-49.
24 hr trend......8 degrees cooler.
Min humidity........36-42 percent.
24 hr trend......20 percent wetter.
20-foot winds.......East winds around 10 mph until 1200, then
upslope/upvalley 5-9 mph until 1500, then north
around 10 mph. Gusts up to 15 mph.
Ridge top winds.....East 10 to 15 mph until 1500, then north.
LAL.................1 until 1200, then 3.
Chc of wetting rain.Zero percent until 1200, then 35 percent.
Transport winds.....Northeast around 15 mph.
Mixing Height.......600-1200 ft agl until 1200, then 3600-5400 ft
agl.
Smoke dispersal.....Poor to fair.
Haines Index........4.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of snow showers, rain showers and slight
chance of thunderstorms in the evening. Some
thunderstorms may produce gusty winds, small
hail, and heavy rainfall early in the evening.
Chance of precipitation 50 percent.
Min temperature.....27-32.
24 hr trend......3 degrees cooler.
Max humidity........81-87 percent.
24 hr trend......26 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......North winds around 15 mph with gusts to around
25 mph.
Ridge top winds.....North around 20 mph.
LAL.................3 until 2400, then 1.
Chc of wetting rain.10 percent until 2400, then zero percent.
Transport winds.....North around 20 mph.
Mixing Height.......600-2600 ft agl.
Smoke dispersal.....Poor.
Haines Index........3.
.TUESDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny then
becoming partly cloudy.
Max temperature.....44-49.
24 hr trend......3 degrees cooler.
Min humidity........40-46 percent.
24 hr trend......5 percent wetter.
20-foot winds.......Northwest winds 10 to 15 mph with gusts to
around 25 mph until 1500, then west around 20
mph with gusts to around 30 mph.
Ridge top winds.....Northwest 15 to 20 mph until 1500, then west
around 25 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 15 to 20 mph until 1500, then west
around 25 mph.
Mixing Height.......600-1800 ft agl until 1200, then 3000-4000 ft
agl.
Smoke dispersal.....Fair to good.
Haines Index........2.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly cloudy. Chance of snow showers after
midnight. Lows in the mid 20s. West winds around 20 mph.
.WEDNESDAY...Colder. Mostly cloudy. Snow showers likely. Lows
around 14. Highs in the mid 30s. West winds around 15 mph.
.THURSDAY...Partly cloudy with chance of snow showers. Lows
around 14. Highs in the mid 30s. West winds around 10 mph.
.FRIDAY...Partly cloudy with chance of snow showers. Lows around
16. Highs in the upper 30s. West winds around 10 mph.
.SATURDAY...Partly cloudy with slight chance of snow showers.
Lows in the lower 20s. Highs in the lower 40s.
.SUNDAY...Partly cloudy. Slight chance of snow showers in the
morning, then slight chance of showers and snow showers in the
afternoon. Highs in the upper 40s.
$$
WYZ288-152200-
East Wind River Mountains/South Shoshone NF-
Including the cities of Dubois and South Pass
227 AM MDT Mon Apr 15 2024
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of rain showers early in the
afternoon. Slight chance of thunderstorms in
the afternoon. Chance of rain showers and snow
showers in the afternoon. Some thunderstorms
may produce gusty winds, small hail, and heavy
rainfall in the afternoon. Chance of
precipitation 50 percent.
Max temperature.....48-53.
24 hr trend......9 degrees cooler.
Min humidity........34-40 percent.
24 hr trend......17 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then
southeast around 10 mph with higher gusts until
1500, then north and gusty.
Ridge top winds.....Southeast 10 to 15 mph until 1500, then north.
LAL.................1 until 1200, then 3.
Chc of wetting rain.Zero percent until 1200, then 15 percent.
Transport winds.....East 10 to 15 mph.
Mixing Height.......600-1400 ft agl until 1200, then 5600-7400 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
Haines Index........5.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Slight chance of thunderstorms in the evening.
Chance of rain showers and snow showers through
the night. Some thunderstorms may produce gusty
winds, small hail, and heavy rainfall early in
the evening. Chance of precipitation 50
percent.
Min temperature.....31-36.
24 hr trend......3 degrees cooler.
Max humidity........75-81 percent.
24 hr trend......31 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Northwest winds around 15 mph with gusts to
around 25 mph.
Ridge top winds.....Northwest around 20 mph.
LAL.................3 until 2400, then 1.
Chc of wetting rain.20 percent until 2400, then zero percent.
Transport winds.....Northwest around 20 mph.
Mixing Height.......2800-4200 ft agl until 2100, then 600-1000 ft
agl.
Smoke dispersal.....Poor.
Haines Index........3.
.TUESDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny then
becoming partly cloudy. Slight chance of snow
showers late in the afternoon. Chance of snow
20 percent.
Max temperature.....47-52.
24 hr trend......1 degree warmer.
Min humidity........38-44 percent.
24 hr trend......4 percent wetter.
20-foot winds.......Northwest winds 15 to 20 mph. Gusts up to 25
mph until 1500, then 35 mph.
Ridge top winds.....Northwest 15 to 20 mph until 1500, then west
around 25 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 15 to 20 mph until 1500, then west
around 25 mph.
Mixing Height.......600-2000 ft agl until 1200, then 3600-5000 ft
agl.
Smoke dispersal.....Poor to fair until 1500, then good to very
good.
Haines Index........3.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Partly cloudy. Slight chance of snow showers in
the evening, then chance of snow showers after midnight. Lows
around 30. West winds around 20 mph.
.WEDNESDAY...Colder. Snow showers likely. Lows around 17. Highs
in the upper 30s. Northwest winds around 15 mph.
.THURSDAY THROUGH FRIDAY...Partly cloudy with chance of snow
showers. Lows 15 to 20. Highs in the mid 30s. Northeast winds
around 10 mph.
.SATURDAY...Partly cloudy with slight chance of snow showers.
Lows in the mid 20s. Highs in the lower 40s.
.SUNDAY...Partly cloudy. Slight chance of snow showers in the
morning, then chance of snow showers and slight chance of showers
in the afternoon. Highs around 50.
$$
WYZ414-152200-
Salt and Wyoming Ranges/West Zone Bridger Teton NF-
Including the city of Afton
227 AM MDT Mon Apr 15 2024
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of rain showers and snow showers
in the morning, then rain showers, snow showers
likely and chance of thunderstorms in the
afternoon. Snow accumulation up to 1 inch. Some
thunderstorms may produce gusty winds, small
hail, and heavy rainfall early in the
afternoon. Some thunderstorms may produce gusty
winds, small hail, and heavy rainfall late in
the afternoon. Chance of precipitation 70
percent.
Max temperature.....40-45.
24 hr trend......13 degrees cooler.
Min humidity........57-63 percent.
24 hr trend......38 percent wetter.
20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then
northwest 10 to 15 mph with higher gusts.
Ridge top winds.....North 10 to 15 mph.
LAL.................1 until 1200, then 3.
Chc of wetting rain.Zero percent until 1200, then 40 percent.
Transport winds.....North around 15 mph.
Mixing Height.......600-800 ft agl until 1200, then 2800-3600 ft
agl.
Smoke dispersal.....Poor to fair.
Haines Index........4.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of thunderstorms, rain showers and snow
showers in the evening. Slight chance of snow
showers after midnight. Some thunderstorms may
produce gusty winds, small hail, and heavy
rainfall early in the evening. Chance of
precipitation 50 percent.
Min temperature.....27-32.
24 hr trend......1 degree cooler.
Max humidity........87-93 percent.
24 hr trend......12 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Northwest winds around 15 mph with gusts to
around 25 mph.
Ridge top winds.....Northwest around 20 mph.
LAL.................3 until 2400, then 1.
Chc of wetting rain.20 percent until 2400, then zero percent.
Transport winds.....Northwest around 20 mph.
Mixing Height.......600-1800 ft agl.
Smoke dispersal.....Poor.
Haines Index........2.
.TUESDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny then
becoming partly cloudy. Slight chance of rain
showers and snow showers late in the afternoon.
Chance of precipitation 20 percent.
Max temperature.....38-43.
24 hr trend......1 degree cooler.
Min humidity........49-55 percent.
24 hr trend......11 percent drier.
20-foot winds.......West winds 15 to 20 mph. Gusts up to 25 mph
until 1500, then 35 mph.
Ridge top winds.....West 20 to 25 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 20 to 25 mph.
Mixing Height.......600-1600 ft agl until 1200, then 2600-3800 ft
agl.
Smoke dispersal.....Poor to fair until 1500, then good.
Haines Index........2.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly cloudy. Slight chance of snow showers in
the evening, then chance of snow showers after midnight. Lows in
the upper 20s. West winds around 15 mph.
.WEDNESDAY...Partly cloudy. Chance of snow showers. Lows around
18. Highs in the upper 30s. West winds around 15 mph.
.THURSDAY THROUGH FRIDAY...Partly cloudy with slight chance of
snow showers. Lows 18 to 23. Highs 39 to 44. Southwest winds
around 10 mph.
.SATURDAY...Partly cloudy with slight chance of showers and snow
showers. Lows in the upper 20s. Highs in the upper 40s.
.SUNDAY...Partly cloudy. Slight chance of showers and snow
showers in the morning, then chance of showers and snow showers
in the afternoon. Highs in the lower 50s.
$$
WYZ278-152200-
Upper Green River Basin/Rock Springs BLM-
Including the cities of Big Piney, Farson, and Pinedale
227 AM MDT Mon Apr 15 2024
.TODAY...
Sky/weather.........Partly cloudy. Chance of rain showers and
slight chance of thunderstorms in the
afternoon. Some thunderstorms may produce gusty
winds, small hail, and heavy rainfall in the
afternoon. Chance of precipitation 50 percent.
Max temperature.....47-52.
24 hr trend......10 degrees cooler.
Min humidity........36-42 percent.
24 hr trend......19 percent wetter.
20-foot winds.......Southeast winds around 10 mph until 1200, then
south until 1500, then northwest. Gusts up to
20 mph.
Ridge top winds.....East around 15 mph until 1200, then south until
1500, then northwest.
LAL.................1 until 1200, then 3.
Chc of wetting rain.Zero percent until 1200, then 10 percent.
Transport winds.....Northeast around 15 mph until 0900, then
southeast until 1500, then north.
Mixing Height.......400-1400 ft agl until 1200, then 6200-8200 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
Haines Index........4.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of rain showers early in the evening.
Slight chance of thunderstorms early in the
evening. Slight chance of rain showers early in
the evening. Some thunderstorms may produce
gusty winds, small hail, and heavy rainfall
early in the evening. Chance of precipitation
50 percent.
Min temperature.....29-34.
24 hr trend......1 degree cooler.
Max humidity........81-87 percent.
24 hr trend......13 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Northwest winds around 20 mph with gusts to
around 35 mph.
Ridge top winds.....Northwest around 25 mph.
LAL.................3 until 2400, then 1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 25 mph.
Mixing Height.......3000-4200 ft agl until 2100, then 800-1200 ft
agl.
Smoke dispersal.....Good until 2100, then poor.
Haines Index........3.
.TUESDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny then
becoming partly cloudy.
Max temperature.....47-52.
24 hr trend......1 degree warmer.
Min humidity........32-38 percent.
24 hr trend......2 percent drier.
20-foot winds.......Breezy. Northwest winds 20 to 25 mph with gusts
to around 35 mph.
Ridge top winds.....Northwest 25 to 30 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 25 to 30 mph.
Mixing Height.......600-2200 ft agl until 1200, then 3600-5200 ft
agl.
Smoke dispersal.....Poor until 1200, then good to very good.
Haines Index........2.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Mostly cloudy. Slight chance of snow showers
after midnight. Lows in the lower 30s. West winds around 15 mph.
.WEDNESDAY...Partly cloudy. Chance of snow showers. Lows in the
lower 20s. Highs in the upper 40s. Northwest winds around 15 mph.
.THURSDAY THROUGH FRIDAY...Partly cloudy with slight chance of
snow showers. Lows 20 to 25. Highs 47 to 52. South winds around
10 mph.
.SATURDAY...Partly cloudy. Lows in the upper 20s. Highs in the
mid 50s.
.SUNDAY...Partly cloudy. Slight chance of showers in the
afternoon. Highs around 60.
$$
WYZ277-152200-
Lincoln and Uinta Counties/Lower Elevations-
Including the cities of Evanston, Fort Bridger, and Kemmerer
227 AM MDT Mon Apr 15 2024
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of rain showers and snow showers
in the morning. Chance of rain showers and
slight chance of thunderstorms in the
afternoon. Some thunderstorms may produce gusty
winds, small hail, and heavy rainfall in the
afternoon. Chance of precipitation 50 percent.
Max temperature.....44-49.
24 hr trend......16 degrees cooler.
Min humidity........53-59 percent.
24 hr trend......43 percent wetter.
20-foot winds.......West winds 10 to 15 mph with higher gusts until
1500, then northwest around 20 mph with gusts
to around 35 mph.
Ridge top winds.....West 15 to 20 mph until 1500, then northwest
around 25 mph.
LAL.................1 until 1200, then 2.
Chc of wetting rain.5 percent until 1200, then 25 percent.
Transport winds.....Northwest 15 to 20 mph until 1500, then around
25 mph.
Mixing Height.......600-1600 ft agl until 1200, then 3400-4600 ft
agl.
Smoke dispersal.....Fair to good.
Haines Index........3.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of rain showers, snow showers and slight
chance of thunderstorms in the evening. Some
thunderstorms may produce gusty winds, small
hail, and heavy rainfall early in the evening.
Chance of precipitation 50 percent.
Min temperature.....28-33.
24 hr trend......Unchanged.
Max humidity........83-89 percent.
24 hr trend......7 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Breezy. Northwest winds 20 to 25 mph. Gusts up
to 40 mph until 0300, then 30 mph.
Ridge top winds.....Northwest 25 to 30 mph.
LAL.................2 until 2400, then 1.
Chc of wetting rain.10 percent until 2400, then zero percent.
Transport winds.....Northwest 25 to 30 mph.
Mixing Height.......800-2600 ft agl.
Smoke dispersal.....Poor to fair.
Haines Index........3.
.TUESDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny then
becoming partly cloudy.
Max temperature.....46-51.
24 hr trend......4 degrees warmer.
Min humidity........34-40 percent.
24 hr trend......22 percent drier.
20-foot winds.......Breezy. West winds 20 to 25 mph. Gusts up to 35
mph until 1500, then 40 mph.
Ridge top winds.....West 25 to 30 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 25 to 30 mph.
Mixing Height.......800-1800 ft agl until 1200, then 3200-4600 ft
agl.
Smoke dispersal.....Poor until 1200, then good.
Haines Index........2.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Partly cloudy. Slight chance of snow showers
after midnight. Lows in the lower 30s. West winds around 15 mph.
.WEDNESDAY...Partly cloudy with chance of snow showers. Lows in
the lower 20s. Highs in the upper 40s. West winds around 15 mph.
.THURSDAY...Mostly clear. Lows in the mid 20s. Highs in the upper
40s. Northwest winds around 10 mph.
.FRIDAY...Partly cloudy. Lows in the upper 20s. Highs in the
lower 50s. North winds around 10 mph.
.SATURDAY...Partly cloudy. Lows in the lower 30s. Highs in the
mid 50s.
.SUNDAY...Partly cloudy. Slight chance of showers in the
afternoon. Highs around 60.
$$
WYZ279-152200-
Sweetwater County/Rock Springs BLM/Flaming Gorge NRA-
Including the cities of Green River, Rock Springs, and Wamsutter
227 AM MDT Mon Apr 15 2024
.TODAY...
Sky/weather.........Mostly sunny then becoming partly cloudy.
Slight chance of rain showers early in the
afternoon. Chance of rain showers and slight
chance of thunderstorms late in the afternoon.
Some thunderstorms may produce gusty winds,
small hail, and heavy rainfall late in the
afternoon. Chance of precipitation 50 percent.
Max temperature.....46-51.
24 hr trend......11 degrees cooler.
Min humidity........35-41 percent.
24 hr trend......16 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph until 1500, then
west. Gusts up to 25 mph.
Ridge top winds.....Southwest 15 to 20 mph until 1500, then west.
LAL.................1 until 1200, then 2.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing Height.......600 ft agl until 0900. 7600-9000 ft agl after
1200.
Smoke dispersal.....Poor until 1200, then very good.
Haines Index........4.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Slight chance of thunderstorms in the evening.
Chance of rain showers through the night. Some
thunderstorms may produce gusty winds, small
hail, and heavy rainfall early in the evening.
Chance of precipitation 50 percent.
Min temperature.....34-39.
24 hr trend......1 degree warmer.
Max humidity........81-87 percent.
24 hr trend......30 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Breezy. West winds 20 to 25 mph with gusts to
around 40 mph.
Ridge top winds.....West 25 to 30 mph.
LAL.................2 until 2400, then 1.
Chc of wetting rain.10 percent.
Transport winds.....Northwest 25 to 30 mph.
Mixing Height.......4800-6800 ft agl until 2100, then 1200-1600 ft
agl.
Smoke dispersal.....Good to very good until 2100, then poor.
Haines Index........4.
.TUESDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Max temperature.....50-55.
24 hr trend......4 degrees warmer.
Min humidity........30-36 percent.
24 hr trend......1 percent wetter.
20-foot winds.......Breezy. West winds 20 to 25 mph with gusts to
around 40 mph.
Ridge top winds.....West 25 to 30 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 25 to 30 mph.
Mixing Height.......1000-2400 ft agl until 1200, then 4400-6200 ft
agl.
Smoke dispersal.....Poor to fair until 1200. Excellent after 1500.
Haines Index........3.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 30s. West winds
around 15 mph.
.WEDNESDAY...Partly cloudy. Chance of snow showers and slight
chance of showers. Lows in the mid 20s. Highs in the mid 50s.
Northwest winds around 20 mph.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Lows in the upper 20s.
Highs 48 to 53. Northeast winds around 10 mph.
.SATURDAY...Partly cloudy. Lows in the lower 30s. Highs in the
mid 50s.
.SUNDAY...Partly cloudy. Highs in the lower 60s.
$$
WYZ289-152200-
Granite/Green/Ferris/Rattlesnake Mountains-
Including the city of Jeffrey City
227 AM MDT Mon Apr 15 2024
.TODAY...
Sky/weather.........Partly cloudy. Slight chance of rain showers
early in the afternoon. Chance of showers 20
percent.
Max temperature.....52-57.
24 hr trend......11 degrees cooler.
Min humidity........23-29 percent.
24 hr trend......13 percent wetter.
20-foot winds.......Southwest winds around 15 mph until 1500, then
west. Gusts up to 25 mph.
Ridge top winds.....Southwest 15 to 20 mph until 1500, then west.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South 15 to 20 mph until 1500, then southwest.
Mixing Height.......400-1600 ft agl until 1200. 9200-9600 ft agl
after 1500.
Smoke dispersal.....Poor until 1200, then very good.
Haines Index........5.
.TONIGHT...
Sky/weather.........Mostly cloudy. Slight chance of thunderstorms
in the evening. Chance of rain showers through
the night. Some thunderstorms may produce gusty
winds, small hail, and heavy rainfall late in
the evening. Chance of precipitation 50
percent.
Min temperature.....37-42.
24 hr trend......3 degrees cooler.
Max humidity........78-84 percent.
24 hr trend......41 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Windy. Northwest winds 15 to 20 mph with gusts
to around 30 mph until 2400, then around 30 mph
with gusts to around 45 mph.
Ridge top winds.....Northwest 20 to 25 mph until 2400, then 30 to
35 mph.
LAL.................2 until 2400, then 1.
Chc of wetting rain.22 percent.
Transport winds.....Northwest 20 to 25 mph until 2400, then 30 to
35 mph.
Mixing Height.......6800-7200 ft agl until 2100, then 1200-1800 ft
agl.
Smoke dispersal.....Very good until 2100, then poor to fair.
Haines Index........4.
.TUESDAY...
Sky/weather.........Partly cloudy then becoming mostly sunny.
Slight chance of rain showers early in the
morning. Chance of showers 20 percent.
Max temperature.....53-58.
24 hr trend......2 degrees warmer.
Min humidity........30-36 percent.
24 hr trend......5 percent wetter.
20-foot winds.......Breezy. Northwest winds 20 to 25 mph. Gusts up
to 40 mph until 1200, then 30 mph.
Ridge top winds.....Northwest 25 to 30 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 25 to 30 mph.
Mixing Height.......1000-2400 ft agl until 1200, then 4600-6200 ft
agl.
Smoke dispersal.....Poor to fair until 1200, then very good.
Haines Index........3.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Partly cloudy. Slight chance of snow showers
after midnight. Lows in the mid 30s. West winds around 15 mph.
.WEDNESDAY...Mostly cloudy with snow showers and showers likely.
Lows in the lower 20s. Highs in the upper 40s. Northwest winds
around 20 mph.
.THURSDAY THROUGH FRIDAY...Partly cloudy with chance of snow
showers. Lows 21 to 26. Highs in the lower 40s. Northeast winds
around 15 mph.
.SATURDAY...Partly cloudy. Lows in the upper 20s. Highs in the
upper 40s.
.SUNDAY...Not as cool. Partly cloudy. Slight chance of showers in
the afternoon. Highs around 60.
$$
WYZ300-152200-
Casper Mountain-
227 AM MDT Mon Apr 15 2024
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of rain showers early in the
afternoon. Chance of rain showers and slight
chance of thunderstorms late in the afternoon.
Some thunderstorms may produce gusty winds,
small hail, and heavy rainfall late in the
afternoon. Chance of precipitation 40 percent.
Max temperature.....50-55.
24 hr trend......10 degrees cooler.
Min humidity........25-31 percent.
24 hr trend......13 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph with gusts to
around 25 mph until 1200, then west around 20
mph with gusts to around 35 mph.
Ridge top winds.....Southwest 15 to 20 mph until 1200, then west 20
to 25 mph.
LAL.................1 until 1200, then 2.
Chc of wetting rain.Less than 5 percent.
Transport winds.....Southwest 15 to 20 mph until 1500, then west
around 25 mph.
Mixing Height.......600-1400 ft agl until 1200. 9800-10000 ft agl
after 1500.
Smoke dispersal.....Poor until 1200. Excellent after 1500.
Haines Index........5.
.TONIGHT...
Sky/weather.........Cloudy. Snow showers in the evening. Rain
showers and slight chance of thunderstorms
through the night. No snow accumulation. Some
thunderstorms may produce gusty winds, small
hail, and heavy rainfall. Chance of
precipitation 90 percent.
Min temperature.....38-43.
24 hr trend......8 degrees cooler.
Max humidity........81-87 percent.
24 hr trend......52 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Windy. Northwest winds 15 to 20 mph with gusts
to around 30 mph until 2400, then north 25 to
30 mph with gusts to around 45 mph.
Ridge top winds.....Northwest 20 to 25 mph until 2400, then north
30 to 35 mph.
LAL.................3 until 2400, then 2.
Chc of wetting rain.67 percent.
Transport winds.....Northwest 20 to 25 mph until 2400, then north
30 to 35 mph.
Mixing Height.......5200-5800 ft agl until 2100, then 1400-1800 ft
agl.
Smoke dispersal.....Very good until 2100, then poor to fair.
Haines Index........3.
.TUESDAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy then
becoming mostly sunny. Chance of rain showers
and snow showers likely in the morning, then
slight chance of rain showers in the afternoon.
No snow accumulation. Chance of precipitation
70 percent.
Max temperature.....49-54.
24 hr trend......2 degrees cooler.
Min humidity........41-47 percent.
24 hr trend......18 percent wetter.
20-foot winds.......Breezy. Northwest winds 20 to 25 mph with gusts
to around 40 mph until 1200, then around 15 mph
with gusts to around 25 mph.
Ridge top winds.....Northwest 25 to 30 mph until 1200, then around
20 mph.
LAL.................1.
Chc of wetting rain.35 percent until 1200, then zero percent.
Transport winds.....Northwest 25 to 30 mph.
Mixing Height.......1200-2400 ft agl until 1200, then 3400-5400 ft
agl.
Smoke dispersal.....Fair to good until 1500, then very good.
Haines Index........3.
.Forecast days 3 through 7......
.TUESDAY NIGHT...Partly cloudy. Slight chance of snow showers
after midnight. Lows in the mid 30s. Northwest winds around
10 mph.
.WEDNESDAY...Mostly cloudy with snow showers. Lows in the lower
20s. Highs in the lower 40s. North winds around 15 mph.
.THURSDAY THROUGH FRIDAY...Mostly cloudy with chance of snow
showers. Lows 20 to 25. Highs in the mid 30s. Northeast winds
around 10 mph.
.SATURDAY...Mostly cloudy. Chance of snow showers. Lows in the
mid 20s. Highs around 40.
.SUNDAY...Not as cool. Partly cloudy. Slight chance of showers in
the afternoon. Highs in the mid 50s.
$$
- National Weather Service
- Des Moines, IA Weather Forecast Office
- 9607 NW Beaver Drive
- Johnston, IA 50131-1908
- 515-270-2614
- Page Author: DMX Webmaster
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- Page last modified: Sep 19th, 2023 19:10 UTC