Tracking Areas of Fire Weather, Winter Weather, and Severe Weather Thursday

Continuation of gusty winds and low relative humidity will bring additional periods of critical fire weather to the southern Plains Thursday and Friday. Another Pacific storm will continue gusty winds and heavy snow over the western mountains into Thursday. Severe thunderstorms are possible across parts of the middle Mississippi into lower Ohio Valleys Thursday afternoon into early evening. Read More >

Current conditions at

WEST GLACIER (WGRM8)

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

NA

7°F

-14°C

Humidity 73%
Wind Speed NE 4 MPH
Barometer NA
Dewpoint 0°F (-18°C)
Visibility NA
Wind Chill-1°F (-18°C)
Last update 18 Feb 07:12 PM MST
Extended Forecast for

14 Miles W St Mary MT

Winter Weather Advisory February 18, 08:22pm until February 19, 08:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory February 18, 08:22pm until February 19, 08:00am

    NOW until 8:00am Thu

    Winter Weather Advisory

  • Tonight

    Low: -13 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny and cold, with a high near 9. Wind chill values as low as -29. South southwest wind around 9 mph.

    High: 9 °F

    Cold

  • Thursday Night

    Thursday Night: A 20 percent chance of snow after 11pm.  Mostly cloudy, with a low around 0. Wind chill values as low as -13. Southwest wind around 9 mph.

    Low: 0 °F

    Slight Chance
    Snow

  • Friday

    Friday: A 50 percent chance of snow.  Mostly cloudy, with a high near 13. Wind chill values as low as -13. Southwest wind 8 to 13 mph, with gusts as high as 20 mph.  New snow accumulation of less than a half inch possible.

    High: 13 °F

    Chance Snow

  • Friday Night

    Friday Night: A 30 percent chance of snow before 11pm.  Mostly cloudy, with a low around 5. West southwest wind 10 to 14 mph, with gusts as high as 18 mph.  New snow accumulation of less than a half inch possible.

    Low: 5 °F

    Chance Snow
    then Mostly
    Cloudy

  • Saturday

    Saturday: A 20 percent chance of snow after 11am.  Partly sunny, with a high near 17.

    High: 17 °F

    Slight Chance
    Snow

  • Saturday Night

    Saturday Night: A 20 percent chance of snow.  Mostly cloudy, with a low around 1.

    Low: 1 °F

    Slight Chance
    Snow

  • Sunday

    Sunday: A chance of snow, mainly before 11am.  Mostly cloudy, with a high near 20.

    High: 20 °F

    Chance Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around -13. Wind chill values as low as -35. Northeast wind 11 to 15 mph, with gusts as high as 21 mph.
Thursday
Mostly sunny and cold, with a high near 9. Wind chill values as low as -29. South southwest wind around 9 mph.
Thursday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 0. Wind chill values as low as -13. Southwest wind around 9 mph.
Friday
A 50 percent chance of snow. Mostly cloudy, with a high near 13. Wind chill values as low as -13. Southwest wind 8 to 13 mph, with gusts as high as 20 mph. New snow accumulation of less than a half inch possible.
Friday Night
A 30 percent chance of snow before 11pm. Mostly cloudy, with a low around 5. West southwest wind 10 to 14 mph, with gusts as high as 18 mph. New snow accumulation of less than a half inch possible.
Saturday
A 20 percent chance of snow after 11am. Partly sunny, with a high near 17.
Saturday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 1.
Sunday
A chance of snow, mainly before 11am. Mostly cloudy, with a high near 20.
Sunday Night
A chance of snow, mainly after 11pm. Mostly cloudy, with a low around 10.
Monday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 26.
Monday Night
Snow. Mostly cloudy, with a low around 16.
Tuesday
Snow likely. Mostly cloudy, with a high near 22.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 17.
Wednesday
A chance of snow. Mostly cloudy, with a high near 22.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles W St Mary MT
 48.74°N 113.72°W (Elev. 7467 ft)
1:02 pm MST Feb 18, 2026
8pm MST Feb 18, 2026-6pm MST Feb 25, 2026
 
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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