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

Logan Pass Visitors Center (LGPVC)

Lat: 48.6949°NLon: 113.7169°WElev: 6775.0ft.

NA

18°F

-8°C

Humidity 91%
Wind Speed ESE 12 MPH
Barometer 29.26 in (990.86 mb)
Dewpoint 16°F (-9°C)
Visibility NA
Wind Chill5°F (-15°C)
Last update 17 Feb 03:00 AM MST
Extended Forecast for

13 Miles W St Mary MT

Winter Weather Advisory February 17, 09:36am until February 17, 05:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory February 17, 09:36am until February 17, 05:00pm

    NOW until 5:00pm Tue

    Winter Weather Advisory

  • Today

    High: 16 °F⇓

    Heavy Snow
    and Areas
    Blowing Snow

  • Tonight

    Tonight: A 40 percent chance of snow between 1am and 2am. Cloudy, then gradually becoming partly cloudy, with a low around -15. Wind chill values as low as -30. East northeast wind 14 to 16 mph, with gusts as high as 23 mph. New snow accumulation of less than one inch possible.

    Low: -15 °F

    Chance Snow

  • Wednesday

    Wednesday: Snow likely, mainly after 11am. Mostly cloudy and cold, with a high near -8. Wind chill values as low as -40. East northeast wind 14 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: -8 °F

    Snow Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow. Mostly cloudy, with a low around -11. Wind chill values as low as -35. East northeast wind 8 to 14 mph, with gusts as high as 20 mph. New snow accumulation of less than a half inch possible.

    Low: -11 °F

    Chance Snow

  • Thursday

    Thursday: A 30 percent chance of snow, mainly after 11am. Partly sunny, with a high near 11. East northeast wind 8 to 10 mph becoming southwest in the morning. Little or no snow accumulation expected.

    High: 11 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 0. Southwest wind around 10 mph. New snow accumulation of less than a half inch possible.

    Low: 0 °F

    Chance Snow

  • Friday

    Friday: A 50 percent chance of snow. Mostly cloudy, with a high near 11. West southwest wind 10 to 16 mph, with gusts as high as 23 mph. New snow accumulation of less than a half inch possible.

    High: 11 °F

    Chance Snow

  • Friday Night

    Friday Night: A chance of snow. Mostly cloudy, with a low around 2. West southwest wind 10 to 16 mph, with gusts as high as 21 mph.

    Low: 2 °F

    Chance Snow

Detailed Forecast

Today
Snow, mainly before 3pm. The snow could be heavy at times. Areas of blowing snow before 3pm. Temperature rising to near 16 by noon, then falling to around 9 during the remainder of the day. Wind chill values as low as -10. North northeast wind around 16 mph becoming west northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 7 to 11 inches possible.
Tonight
A 40 percent chance of snow between 1am and 2am. Cloudy, then gradually becoming partly cloudy, with a low around -15. Wind chill values as low as -30. East northeast wind 14 to 16 mph, with gusts as high as 23 mph. New snow accumulation of less than one inch possible.
Wednesday
Snow likely, mainly after 11am. Mostly cloudy and cold, with a high near -8. Wind chill values as low as -40. East northeast wind 14 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Wednesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around -11. Wind chill values as low as -35. East northeast wind 8 to 14 mph, with gusts as high as 20 mph. New snow accumulation of less than a half inch possible.
Thursday
A 30 percent chance of snow, mainly after 11am. Partly sunny, with a high near 11. East northeast wind 8 to 10 mph becoming southwest in the morning. Little or no snow accumulation expected.
Thursday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 0. Southwest wind around 10 mph. New snow accumulation of less than a half inch possible.
Friday
A 50 percent chance of snow. Mostly cloudy, with a high near 11. West southwest wind 10 to 16 mph, with gusts as high as 23 mph. New snow accumulation of less than a half inch possible.
Friday Night
A chance of snow. Mostly cloudy, with a low around 2. West southwest wind 10 to 16 mph, with gusts as high as 21 mph.
Saturday
A chance of snow, mainly after 11am. Partly sunny, with a high near 14.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 1.
Sunday
A chance of snow. Mostly cloudy, with a high near 19.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 11.
Monday
Snow likely. Mostly cloudy, with a high near 23.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
13 Miles W St Mary MT
 48.74°N 113.72°W (Elev. 7467 ft)
Last Update:
9:27 am MST Feb 17, 2026
Forecast Valid:
9am MST Feb 17, 2026-6pm MST Feb 23, 2026
 
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Additional Resources

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Chance of Precipitation