Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East

A significant, long-duration winter storm will bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Widespread travel disruptions, prolonged power outages, and vast tree damage is likely. Frigid temperatures, gusty winds, and dangerous wind chills will expand from the north-central US to the Southern Plains, MS Valley, and Midwest. Read More >

Current conditions at

WEST GLACIER (WGRM8)

Lat: 48.51061°NLon: 113.99677°WElev: 3165.0ft.

NA

5°F

-15°C

Humidity 87%
Wind Speed S 0 MPH
Barometer NA
Dewpoint 2°F (-17°C)
Visibility NA
Last update 24 Jan 12:12 AM MST
Extended Forecast for

16 Miles W St Mary MT

  • Overnight

    Overnight: Mostly cloudy, with a low around 6. Wind chill values as low as -2. South wind 3 to 5 mph.

    Low: 6 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of snow, mainly between 11am and noon.  Mostly cloudy, with a high near 20. Light and variable wind.  New snow accumulation of less than a half inch possible.

    High: 20 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A 40 percent chance of snow, mainly before 11pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 2. Calm wind.  New snow accumulation of less than a half inch possible.

    Low: 2 °F

    Chance Snow

  • Sunday

    Sunday: Sunny, with a high near 22. Wind chill values as low as -6. Southwest wind 3 to 7 mph.

    High: 22 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 13. Southwest wind around 7 mph.

    Low: 13 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 29.

    High: 29 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 17.

    Low: 17 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 6. Wind chill values as low as -2. South wind 3 to 5 mph.
Saturday
A 30 percent chance of snow, mainly between 11am and noon. Mostly cloudy, with a high near 20. Light and variable wind. New snow accumulation of less than a half inch possible.
Saturday Night
A 40 percent chance of snow, mainly before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 2. Calm wind. New snow accumulation of less than a half inch possible.
Sunday
Sunny, with a high near 22. Wind chill values as low as -6. Southwest wind 3 to 7 mph.
Sunday Night
Partly cloudy, with a low around 13. Southwest wind around 7 mph.
Monday
Partly sunny, with a high near 29.
Monday Night
Mostly cloudy, with a low around 17.
Tuesday
Mostly sunny, with a high near 32.
Tuesday Night
Partly cloudy, with a low around 22.
Wednesday
Partly sunny, with a high near 36.
Wednesday Night
Mostly cloudy, with a low around 25.
Thursday
Partly sunny, with a high near 37.
Thursday Night
Mostly cloudy, with a low around 26.
Friday
Partly sunny, with a high near 38.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles W St Mary MT
 48.75°N 113.79°W (Elev. 3799 ft)
2:06 pm MST Jan 23, 2026
12am MST Jan 24, 2026-6pm MST Jan 30, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database