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

Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Logan Pass Visitors Center (LGPVC)

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

NA

24°F

-4°C

Humidity 73%
Wind Speed NW 16 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 17°F (-8°C)
Visibility NA
Wind Chill11°F (-12°C)
Last update 22 Mar 09:00 AM MDT
Extended Forecast for

10 Miles W St Mary MT

  • Today

    Today: Sunny, with a high near 25. Wind chill values as low as zero. Windy, with a west southwest wind around 30 mph, with gusts as high as 44 mph.

    High: 25 °F

    Sunny and
    Windy

  • Tonight

    Tonight: Partly cloudy, with a low around 17. Windy, with a west southwest wind 25 to 30 mph decreasing to 17 to 22 mph after midnight. Winds could gust as high as 41 mph.

    Low: 17 °F

    Partly Cloudy
    and Windy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 33. Breezy, with a west southwest wind 16 to 23 mph, with gusts as high as 33 mph.

    High: 33 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Monday Night

    Monday Night: A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 21. Breezy, with a west southwest wind 16 to 23 mph, with gusts as high as 32 mph.

    Low: 21 °F

    Mostly Cloudy
    and Breezy
    then Slight
    Chance Snow

  • Tuesday

    Tuesday: Snow. The snow could be heavy at times. High near 30. Southwest wind 17 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    High: 30 °F

    Snow Likely
    then Heavy
    Snow

  • Tuesday Night

    Tuesday Night: Snow. Low around 24. Windy, with a southwest wind 25 to 30 mph increasing to 35 to 40 mph after midnight. Winds could gust as high as 60 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 24 °F

    Windy. Snow
    then Snow
    Likely

  • Wednesday

    Wednesday: Snow likely. Mostly cloudy, with a high near 27. Windy, with a west southwest wind 39 to 41 mph, with gusts as high as 60 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    High: 27 °F

    Snow Likely
    and Windy

  • Wednesday Night

    Wednesday Night: Snow likely. Mostly cloudy, with a low around 14. Breezy, with a west southwest wind 18 to 26 mph, with gusts as high as 44 mph.

    Low: 14 °F

    Snow Likely
    and Breezy

  • Thursday

    Thursday: A chance of snow. Mostly cloudy, with a high near 22. Breezy.

    High: 22 °F

    Chance Snow
    and Breezy

Detailed Forecast

Today
Sunny, with a high near 25. Wind chill values as low as zero. Windy, with a west southwest wind around 30 mph, with gusts as high as 44 mph.
Tonight
Partly cloudy, with a low around 17. Windy, with a west southwest wind 25 to 30 mph decreasing to 17 to 22 mph after midnight. Winds could gust as high as 41 mph.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 33. Breezy, with a west southwest wind 16 to 23 mph, with gusts as high as 33 mph.
Monday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 21. Breezy, with a west southwest wind 16 to 23 mph, with gusts as high as 32 mph.
Tuesday
Snow. The snow could be heavy at times. High near 30. Southwest wind 17 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Tuesday Night
Snow. Low around 24. Windy, with a southwest wind 25 to 30 mph increasing to 35 to 40 mph after midnight. Winds could gust as high as 60 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Wednesday
Snow likely. Mostly cloudy, with a high near 27. Windy, with a west southwest wind 39 to 41 mph, with gusts as high as 60 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 14. Breezy, with a west southwest wind 18 to 26 mph, with gusts as high as 44 mph.
Thursday
A chance of snow. Mostly cloudy, with a high near 22. Breezy.
Thursday Night
A slight chance of snow before midnight. Partly cloudy, with a low around 12. Breezy.
Friday
Sunny, with a high near 28.
Friday Night
Mostly clear, with a low around 15.
Saturday
Mostly sunny, with a high near 33.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles W St Mary MT
 48.72°N 113.66°W (Elev. 8760 ft)
Last Update:
6:51 am MDT Mar 22, 2026
Forecast Valid:
10am MDT Mar 22, 2026-6pm MDT Mar 28, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation