NWS Forecast for: 13 Miles WSW St Mary MT
Issued by: National Weather Service Great Falls, MT
Last Update: 7:28 am MDT Mar 30, 2023		Print

  • Today

    Today: A 50 percent chance of snow, mainly before 5pm. Patchy blowing snow between 9am and 3pm. Mostly cloudy, with a high near 26. East northeast wind 13 to 20 mph. Total daytime snow accumulation of less than a half inch possible.

    Chance Snow
    and Patchy
    Blowing Snow


    High: 26 °F

  • Tonight

    Tonight: A slight chance of snow before 7pm, then a chance of snow after 1am. Mostly cloudy, with a low around 19. East wind 7 to 13 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Chance Snow




    Low: 19 °F

  • Friday

    Friday: A 40 percent chance of snow. Patchy blowing snow after 9am. Mostly cloudy, with a high near 28. Breezy, with a west southwest wind 14 to 19 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 34 mph. New snow accumulation of 1 to 2 inches possible.

    Chance Snow
    and Patchy
    Blowing Snow


    High: 28 °F

  • Friday
    Night

    Friday Night: A 50 percent chance of snow. Areas of blowing snow. Mostly cloudy, with a low around 22. Windy, with a southwest wind 28 to 30 mph, with gusts as high as 45 mph. New snow accumulation of 1 to 3 inches possible.

    Chance Snow
    and Areas
    Blowing Snow


    Low: 22 °F

  • Saturday

    Saturday: Snow. The snow could be heavy at times. Widespread blowing snow, mainly after 3pm. High near 26. Windy, with a southwest wind 23 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

    Heavy Snow
    and Blowing
    Snow


    High: 26 °F

  • Saturday
    Night

    Saturday Night: Snow likely, mainly before midnight. Areas of blowing snow. Mostly cloudy, with a low around 16. Windy, with a west southwest wind 29 to 31 mph, with gusts as high as 50 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    Snow Likely
    and Areas
    Blowing Snow


    Low: 16 °F

  • Sunday

    Sunday: Snow, mainly after noon. Patchy blowing snow before noon. High near 24. Breezy, with a west southwest wind 22 to 26 mph, with gusts as high as 39 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Chance Snow
    and Patchy
    Blowing Snow
    then Snow and
    Breezy

    High: 24 °F

  • Sunday
    Night

    Sunday Night: Snow likely, mainly after midnight. Mostly cloudy, with a low around 12. West wind 11 to 18 mph, with gusts as high as 28 mph.

    Snow Likely




    Low: 12 °F

  • Monday

    Monday: Snow. Cloudy, with a high near 24.

    Snow




    High: 24 °F

    • Today: A 50 percent chance of snow, mainly before 5pm. Patchy blowing snow between 9am and 3pm. Mostly cloudy, with a high near 26. East northeast wind 13 to 20 mph. Total daytime snow accumulation of less than a half inch possible.

    Tonight: A slight chance of snow before 7pm, then a chance of snow after 1am. Mostly cloudy, with a low around 19. East wind 7 to 13 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Friday: A 40 percent chance of snow. Patchy blowing snow after 9am. Mostly cloudy, with a high near 28. Breezy, with a west southwest wind 14 to 19 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 34 mph. New snow accumulation of 1 to 2 inches possible.

    Friday Night: A 50 percent chance of snow. Areas of blowing snow. Mostly cloudy, with a low around 22. Windy, with a southwest wind 28 to 30 mph, with gusts as high as 45 mph. New snow accumulation of 1 to 3 inches possible.

    Saturday: Snow. The snow could be heavy at times. Widespread blowing snow, mainly after 3pm. High near 26. Windy, with a southwest wind 23 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

    Saturday Night: Snow likely, mainly before midnight. Areas of blowing snow. Mostly cloudy, with a low around 16. Windy, with a west southwest wind 29 to 31 mph, with gusts as high as 50 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    Sunday: Snow, mainly after noon. Patchy blowing snow before noon. High near 24. Breezy, with a west southwest wind 22 to 26 mph, with gusts as high as 39 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Sunday Night: Snow likely, mainly after midnight. Mostly cloudy, with a low around 12. West wind 11 to 18 mph, with gusts as high as 28 mph.

    Monday: Snow. Cloudy, with a high near 24.

    Monday Night: A chance of snow. Mostly cloudy, with a low around 11.

    Tuesday: Snow likely. Mostly cloudy, with a high near 24.

    Tuesday Night: A chance of snow. Partly cloudy, with a low around 10.

    Wednesday: A chance of snow. Partly sunny, with a high near 26.


    13 Miles WSW St Mary MT
     48.69°N 113.71°W (Elev. 6470 ft)

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