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

Extremely Critical Fire Weather in the Central Plains; Active Pattern in the West

Gusty to high winds and low relative humidity will bring critical to extremely critical fire weather conditions to the central and southern Plains today into Wednesday. Use caution with any potential ignition sources. Two Pacific storms will impact the western U.S. into Wednesday with gusty winds, low elevation rain and heavy mountain snow. Read More >

Hazardous Weather Conditions

Current conditions at

WEST GLACIER (WGRM8)

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

NA

25°F

-4°C

Humidity 91%
Wind Speed NNW 3 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility NA
Last update 17 Feb 11:12 AM MST
Extended Forecast for

14 Miles W St Mary MT

Winter Weather Advisory until February 17, 05:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until February 17, 05:00pm

    NOW until 5:00pm Tue

    Winter Weather Advisory

  • Today

    High: 22 °F

    Heavy Snow
    and Patchy
    Blowing Snow

  • Tonight

    Tonight: A chance of snow before 10pm, then a chance of snow after 4am. Mostly cloudy, with a low around -14. Wind chill values as low as -35. West wind around 16 mph becoming northeast after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: -14 °F

    Chance Snow

  • Wednesday

    Wednesday: A 50 percent chance of snow, mainly after 9am. Mostly cloudy and cold, with a high near -6. Wind chill values as low as -38. Northeast wind 14 to 16 mph, with gusts as high as 26 mph. New snow accumulation of less than a half inch possible.

    High: -6 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: A 40 percent chance of snow. Mostly cloudy, with a low around -13. Wind chill values as low as -34. Northeast wind 11 to 16 mph, with gusts as high as 25 mph. New snow accumulation of less than a half inch possible.

    Low: -13 °F

    Chance Snow

  • Thursday

    Thursday: A 30 percent chance of snow after 11am. Partly sunny and cold, with a high near 10. Southwest wind around 10 mph, with gusts as high as 18 mph. Little or no snow accumulation expected.

    High: 10 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A 30 percent chance of snow. Mostly cloudy, with a low around 2. Little or no snow accumulation expected.

    Low: 2 °F

    Chance Snow

  • Friday

    Friday: A 40 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 14. New snow accumulation of less than a half inch possible.

    High: 14 °F

    Chance Snow

  • Friday Night

    Friday Night: A chance of snow. Mostly cloudy, with a low around 4.

    Low: 4 °F

    Chance Snow

Detailed Forecast

Today
Snow, mainly before 3pm. The snow could be heavy at times. Patchy blowing snow before 3pm. High near 22. Wind chill values as low as -7. West wind around 17 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 6 to 10 inches possible.
Tonight
A chance of snow before 10pm, then a chance of snow after 4am. Mostly cloudy, with a low around -14. Wind chill values as low as -35. West wind around 16 mph becoming northeast after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Wednesday
A 50 percent chance of snow, mainly after 9am. Mostly cloudy and cold, with a high near -6. Wind chill values as low as -38. Northeast wind 14 to 16 mph, with gusts as high as 26 mph. New snow accumulation of less than a half inch possible.
Wednesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around -13. Wind chill values as low as -34. Northeast wind 11 to 16 mph, with gusts as high as 25 mph. New snow accumulation of less than a half inch possible.
Thursday
A 30 percent chance of snow after 11am. Partly sunny and cold, with a high near 10. Southwest wind around 10 mph, with gusts as high as 18 mph. Little or no snow accumulation expected.
Thursday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 2. Little or no snow accumulation expected.
Friday
A 40 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 14. New snow accumulation of less than a half inch possible.
Friday Night
A chance of snow. Mostly cloudy, with a low around 4.
Saturday
A chance of snow, mainly after 11am. Partly sunny, with a high near 16.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 1.
Sunday
A chance of snow. Partly sunny, with a high near 20.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 12.
Monday
Snow likely. Mostly cloudy, with a high near 24.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles W St Mary MT
 48.76°N 113.73°W (Elev. 6640 ft)
Last Update:
11:27 am MST Feb 17, 2026
Forecast Valid:
11am MST Feb 17, 2026-6pm MST Feb 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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