Fri May  3 05:13:23 EDT 2024

East Wind River Mountains/South Shoshone NF-
Including the cities of Dubois and South Pass
312 AM MDT Fri May 3 2024

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 3 PM MDT THIS
AFTERNOON...

.TODAY...
Sky/weather.........Mostly cloudy then becoming partly cloudy. Snow 
                    showers in the morning, then numerous snow 
                    showers in the afternoon. Snow accumulation of 
                    1 to 5 inches. Chance of snow 90 percent. 
Max temperature.....34-39. 
   24 hr trend......1 degree cooler. 
Min humidity........41-47 percent. 
   24 hr trend......20 percent wetter. 
20-foot winds.......Northeast winds around 10 mph and gusty. 
Ridge top winds.....Northeast around 15 mph. 
LAL.................1. 
Chc of wetting rain.60 percent until 1200, then 25 percent. 
Transport winds.....Northeast around 15 mph until 1500, then north. 
Mixing Height.......800-1800 ft agl until 1200, then 2800-3800 ft 
                    agl. 
Smoke dispersal.....Poor to fair. 
Haines Index........3. 

.TONIGHT...
Sky/weather.........Partly cloudy. Isolated snow showers early in 
                    the evening. Chance of snow 20 percent. 
Min temperature.....18-23. 
   24 hr trend......Unchanged. 
Max humidity........62-68 percent. 
   24 hr trend......26 percent drier. 
Humidity recovery...Good. 
20-foot winds.......West winds around 10 mph until 2400, then 
                    downslope/downvalley 4-7 mph until 0300, then 
                    southeast around 10 mph. Gusts up to 15 mph. 
Ridge top winds.....West 10 to 15 mph until 2400, then southeast. 
LAL.................1. 
Chc of wetting rain.Zero percent. 
Transport winds.....West 10 to 15 mph until 2400, then southwest. 
Mixing Height.......2800-3200 ft agl until 2100, then 400-600 ft 
                    agl. 
Smoke dispersal.....Poor. 
Haines Index........3. 

.SATURDAY...
Sky/weather.........Mostly sunny then becoming partly cloudy then 
                    becoming mostly sunny then becoming partly 
                    cloudy. 
Max temperature.....49-54. 
   24 hr trend......15 degrees warmer. 
Min humidity........39-45 percent. 
   24 hr trend......7 percent drier. 
20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then south 
                    10 to 15 mph with higher gusts. 
Ridge top winds.....South 10 to 15 mph until 1500, then around 20 
                    mph. 
LAL.................1. 
Chc of wetting rain.Zero percent. 
Transport winds.....Southwest 10 to 15 mph until 1500, then south 
                    around 20 mph. 
Mixing Height.......400-1400 ft agl until 1200, then 2600-4000 ft 
                    agl. 
Smoke dispersal.....Poor to fair. 
Haines Index........3. 


.Forecast days 3 through 7......
.SATURDAY NIGHT...Not as cool. Partly cloudy. Lows in the mid
30s. South winds around 10 mph. 
.SUNDAY...Breezy. Snow showers, showers and slight chance of
thunderstorms. Lows in the upper 20s. Highs in the lower 50s.
Southwest winds around 25 mph. 
.MONDAY...Colder, breezy. Mostly cloudy with snow showers. Lows
in the mid 20s. Highs in the upper 30s. West winds around 25 mph.
.TUESDAY...Breezy. Partly cloudy with snow showers likely. Lows
in the lower 20s. Highs in the upper 30s. West winds around
25 mph. 
.WEDNESDAY...Mostly cloudy with chance of snow showers. Lows in
the mid 20s. Highs in the upper 30s. 
.THURSDAY...Mostly cloudy. Chance of snow showers in the morning,
then snow showers likely in the afternoon. Highs around 40.