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

Critical Fire Weather in the Southern Plains; Severe Storms in the Ohio Valley

Strong winds and low humidity will create elevated to critical fire weather conditions across the Southern Plains on Thursday. Strong to severe thunderstorms are forecast in the Ohio Valley late Thursday into Friday morning, with the strongest storms capable of producing very large hail, damaging winds, and a few tornadoes. Read More >

Current conditions at

Logan Pass Visitors Center (LGPVC)

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

NA

31°F

-1°C

Humidity 46%
Wind Speed W 15 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 13°F (-11°C)
Visibility NA
Wind Chill20°F (-7°C)
Last update 25 Mar 07:00 PM MDT
Extended Forecast for

9 Miles SW St Mary MT

  • Tonight

    Tonight: Snow likely, mainly between 2am and 5am. The snow could be heavy at times. Mostly cloudy, with a low around 18. Breezy, with a west southwest wind 20 to 25 mph, with gusts as high as 33 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 2 to 4 inches possible.

    Low: 18 °F

    Chance Snow
    then Heavy
    Snow and
    Breezy

  • Thursday

    Thursday: A 40 percent chance of snow. Mostly cloudy, with a high near 22. Wind chill values as low as zero. Windy, with a west southwest wind 25 to 30 mph, with gusts as high as 41 mph. New snow accumulation of less than one inch possible.

    High: 22 °F

    Chance Snow
    and Windy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 12. Wind chill values as low as -5. Breezy, with a west southwest wind 24 to 29 mph decreasing to 17 to 22 mph after midnight. Winds could gust as high as 40 mph.

    Low: 12 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Friday

    Friday: Mostly sunny, with a high near 30. Wind chill values as low as -5. West southwest wind around 18 mph, with gusts as high as 25 mph.

    High: 30 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 23. West southwest wind 14 to 17 mph, with gusts as high as 25 mph.

    Low: 23 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 37. Breezy, with a west southwest wind 15 to 22 mph, with gusts as high as 31 mph.

    High: 37 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 27. West southwest wind 18 to 20 mph, with gusts as high as 30 mph.

    Low: 27 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of snow. Partly sunny, with a high near 36. Breezy, with a west southwest wind 18 to 23 mph, with gusts as high as 33 mph.

    High: 36 °F

    Slight Chance
    Snow and
    Breezy

  • Sunday Night

    Sunday Night: A chance of snow. Mostly cloudy, with a low around 28. Breezy.

    Low: 28 °F

    Chance Snow
    and Breezy

Detailed Forecast

Tonight
Snow likely, mainly between 2am and 5am. The snow could be heavy at times. Mostly cloudy, with a low around 18. Breezy, with a west southwest wind 20 to 25 mph, with gusts as high as 33 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 2 to 4 inches possible.
Thursday
A 40 percent chance of snow. Mostly cloudy, with a high near 22. Wind chill values as low as zero. Windy, with a west southwest wind 25 to 30 mph, with gusts as high as 41 mph. New snow accumulation of less than one inch possible.
Thursday Night
Partly cloudy, with a low around 12. Wind chill values as low as -5. Breezy, with a west southwest wind 24 to 29 mph decreasing to 17 to 22 mph after midnight. Winds could gust as high as 40 mph.
Friday
Mostly sunny, with a high near 30. Wind chill values as low as -5. West southwest wind around 18 mph, with gusts as high as 25 mph.
Friday Night
Partly cloudy, with a low around 23. West southwest wind 14 to 17 mph, with gusts as high as 25 mph.
Saturday
Mostly sunny, with a high near 37. Breezy, with a west southwest wind 15 to 22 mph, with gusts as high as 31 mph.
Saturday Night
Partly cloudy, with a low around 27. West southwest wind 18 to 20 mph, with gusts as high as 30 mph.
Sunday
A slight chance of snow. Partly sunny, with a high near 36. Breezy, with a west southwest wind 18 to 23 mph, with gusts as high as 33 mph.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 28. Breezy.
Monday
A chance of snow. Partly sunny, with a high near 34. Breezy.
Monday Night
Snow likely. Mostly cloudy, with a low around 21.
Tuesday
A chance of snow. Mostly cloudy, with a high near 29.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 18.
Wednesday
A chance of snow. Mostly cloudy, with a high near 27.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles SW St Mary MT
 48.64°N 113.58°W (Elev. 8199 ft)
Last Update:
6:41 pm MDT Mar 25, 2026
Forecast Valid:
9pm MDT Mar 25, 2026-6pm MDT Apr 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation