Heavy Rain in the Southern U.S.; Active Weather Continues in Alaska

A storm system will bring heavy rainfall, thunderstorms, and flooding threats to portions of the Southern Plains today, the Lower Mississippi Valley Saturday, and the Southeast into the Mid-Atlantic on Sunday. Another Bering system will impact the Alaskan West Coast and Central Interior through the weekend bringing moderate to heavy snow, high winds, and/or some blizzard conditions. Read More >

Current conditions at

USCRN SITE NEAR ST. MARY 1SSW (MRYM8)

Lat: 48.74111°NLon: 113.43306°WElev: 4550.0ft.

NA

31°F

-1°C

Humidity 79%
Wind Speed NA 8 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility NA
Wind Chill24°F (-4°C)
Last update 15 Feb 01:10 AM MST
Extended Forecast for

5 Miles WSW St Mary MT

  • Overnight

    Overnight: A 20 percent chance of snow.  Mostly cloudy, with a low around 20. West southwest wind 15 to 17 mph, with gusts as high as 31 mph.

    Low: 20 °F

    Slight Chance
    Snow

  • Sunday

    Sunday: A 20 percent chance of snow between 4pm and 5pm.  Partly sunny, with a high near 25. West wind 13 to 18 mph, with gusts as high as 34 mph.

    High: 25 °F

    Slight Chance
    Snow

  • Sunday Night

    Sunday Night: A 40 percent chance of snow, mainly after 10pm.  Mostly cloudy, with a low around 21. West southwest wind 17 to 20 mph, with gusts as high as 33 mph.  New snow accumulation of less than a half inch possible.

    Low: 21 °F

    Chance Snow

  • Washington's Birthday

    Washington's Birthday: Snow likely, mainly after 11am.  Mostly cloudy, with a high near 31. South southwest wind 16 to 18 mph, with gusts as high as 33 mph.  Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    High: 31 °F

    Snow Likely

  • Monday Night

    Monday Night: Snow likely.  Mostly cloudy, with a low around 14. South southwest wind 10 to 16 mph becoming northwest after midnight. Winds could gust as high as 30 mph.  Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    Low: 14 °F

    Snow Likely

  • Tuesday

    Tuesday: Snow.  High near 17. Northwest wind 14 to 18 mph, with gusts as high as 31 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 17 °F

    Snow

  • Tuesday Night

    Tuesday Night: Snow likely, mainly before 11pm.  Mostly cloudy, with a low around -8. North wind 13 to 16 mph, with gusts as high as 28 mph.  Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    Low: -8 °F

    Snow Likely

  • Wednesday

    Wednesday: A chance of snow.  Mostly cloudy and cold, with a high near -2. North northeast wind around 14 mph, with gusts as high as 23 mph.

    High: -2 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: A chance of snow.  Mostly cloudy, with a low around -8.

    Low: -8 °F

    Chance Snow

Detailed Forecast

Overnight
A 20 percent chance of snow. Mostly cloudy, with a low around 20. West southwest wind 15 to 17 mph, with gusts as high as 31 mph.
Sunday
A 20 percent chance of snow between 4pm and 5pm. Partly sunny, with a high near 25. West wind 13 to 18 mph, with gusts as high as 34 mph.
Sunday Night
A 40 percent chance of snow, mainly after 10pm. Mostly cloudy, with a low around 21. West southwest wind 17 to 20 mph, with gusts as high as 33 mph. New snow accumulation of less than a half inch possible.
Washington's Birthday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 31. South southwest wind 16 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
Monday Night
Snow likely. Mostly cloudy, with a low around 14. South southwest wind 10 to 16 mph becoming northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Tuesday
Snow. High near 17. Northwest wind 14 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Tuesday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around -8. North wind 13 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Wednesday
A chance of snow. Mostly cloudy and cold, with a high near -2. North northeast wind around 14 mph, with gusts as high as 23 mph.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around -8.
Thursday
A chance of snow. Partly sunny, with a high near 10.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 4.
Friday
A chance of snow. Mostly cloudy, with a high near 15.
Friday Night
A chance of snow. Mostly cloudy, with a low around 7.
Saturday
A chance of snow. Partly sunny, with a high near 19.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW St Mary MT
 48.73°N 113.53°W (Elev. 6778 ft)
11:32 pm MST Feb 14, 2026
2am MST Feb 15, 2026-6pm MST Feb 21, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database