National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Strong Storm System Brings Heavy Mountain Snow to the Sierra Nevada and Critical Fire Weather Conditions to the Plains

A Pacific storm system will continue to bring low elevation rain and mountain snow to much of the West through Wednesday, with heavy mountain snow expected in the higher elevations of the Sierra Nevada. This system will also bring strong winds to the Intermountain West, Rockies, and Plains, which will create Critical fire weather conditions for the High Plains. Read More >

Hazardous Weather Conditions

Current conditions at

WEST FORK (WSFM8)

Lat: 45.81556°NLon: 114.25833°WElev: 4420.0ft.

NA

42°F

6°C

Humidity 74%
Wind Speed NW 0 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 22 Apr 05:14 AM MDT
Extended Forecast for

14 Miles W Lost Trail Pass MT

Winter Weather Advisory April 22, 06:00pm until April 24, 12:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Overnight

    Overnight: A 20 percent chance of rain. Partly cloudy, with a low around 37. Light east southeast wind.

    Low: 37 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: Rain and snow showers, becoming all snow after 11am. Some thunder is also possible. High near 41. Light and variable wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Rain/Snow
    then Snow
    Showers

  • Wednesday Night

    Wednesday Night: Snow, mainly before 2am. The snow could be heavy at times. Low around 29. West wind around 10 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 29 °F

    Heavy Snow

  • Thursday

    Thursday: Snow before noon, then snow showers after noon. Some thunder is also possible. High near 33. West wind 9 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 33 °F

    Snow

  • Thursday Night

    Thursday Night: Snow. Low around 24. West northwest wind 5 to 10 mph becoming light west after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 24 °F

    Snow

  • Friday

    Friday: Snow. High near 33. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 33 °F

    Snow

  • Friday Night

    Friday Night: A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 19. New snow accumulation of less than a half inch possible.

    Low: 19 °F

    Chance Snow

  • Saturday

    Saturday: A chance of snow. Partly sunny, with a high near 37.

    High: 37 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A slight chance of snow. Mostly cloudy, with a low around 22.

    Low: 22 °F

    Slight Chance
    Snow

Detailed Forecast

Overnight
A 20 percent chance of rain. Partly cloudy, with a low around 37. Light east southeast wind.
Wednesday
Rain and snow showers, becoming all snow after 11am. Some thunder is also possible. High near 41. Light and variable wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow, mainly before 2am. The snow could be heavy at times. Low around 29. West wind around 10 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Thursday
Snow before noon, then snow showers after noon. Some thunder is also possible. High near 33. West wind 9 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
Snow. Low around 24. West northwest wind 5 to 10 mph becoming light west after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Friday
Snow. High near 33. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Friday Night
A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 19. New snow accumulation of less than a half inch possible.
Saturday
A chance of snow. Partly sunny, with a high near 37.
Saturday Night
A slight chance of snow. Mostly cloudy, with a low around 22.
Sunday
A chance of snow. Partly sunny, with a high near 38.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 25.
Monday
A chance of snow. Partly sunny, with a high near 43.
Monday Night
A slight chance of snow. Partly cloudy, with a low around 28.
Tuesday
A chance of snow. Mostly sunny, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
14 Miles W Lost Trail Pass MT
 45.72°N 114.22°W (Elev. 6617 ft)
Last Update:
2:01 am MDT Apr 22, 2026
Forecast Valid:
5am MDT Apr 22, 2026-6pm MDT Apr 28, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation