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

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

37°F

3°C

Humidity 48%
Wind Speed NA 10 MPH
Barometer NA
Dewpoint 19°F (-7°C)
Visibility NA
Wind Chill30°F (-1°C)
Last update 13 Feb 08:10 PM MST
Extended Forecast for

5 Miles WSW St Mary MT

  • Tonight

    Tonight: A 30 percent chance of snow, mainly after 3am. Mostly cloudy, with a low around 23. Breezy, with a west southwest wind 18 to 22 mph, with gusts as high as 38 mph. Total nighttime snow accumulation of 1 to 3 inches possible.

    Low: 23 °F

    Chance Snow
    and Breezy

  • Saturday

    Saturday: Snow likely, mainly between 7am and 8am. Partly sunny, with a high near 27. Breezy, with a west southwest wind 21 to 29 mph, with gusts as high as 49 mph. Chance of precipitation is 60%. New snow accumulation of 2 to 4 inches possible.

    High: 27 °F

    Snow Likely
    and Breezy

  • Saturday Night

    Saturday Night: A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 20. Breezy, with a west southwest wind 15 to 25 mph, with gusts as high as 44 mph. New snow accumulation of around an inch possible.

    Low: 20 °F

    Chance Snow
    and Breezy

  • Sunday

    Sunday: A 30 percent chance of snow. Partly sunny, with a high near 26. West southwest wind 14 to 21 mph, with gusts as high as 36 mph. New snow accumulation of less than a half inch possible.

    High: 26 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A 20 percent chance of snow. Partly cloudy, with a low around 19. West southwest wind 15 to 21 mph, with gusts as high as 36 mph.

    Low: 19 °F

    Slight Chance
    Snow

  • Washington's Birthday

    Washington's Birthday: A 30 percent chance of snow after 11am. Partly sunny, with a high near 31. West southwest wind around 14 mph, with gusts as high as 25 mph. New snow accumulation of less than a half inch possible.

    High: 31 °F

    Chance Snow

  • Monday Night

    Monday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 13. East southeast wind around 16 mph becoming north northwest in the evening. Winds could gust as high as 24 mph. New snow accumulation of 1 to 3 inches possible.

    Low: 13 °F

    Chance Snow

  • Tuesday

    Tuesday: Snow. Mostly cloudy, with a high near 17. North wind around 17 mph, with gusts as high as 26 mph.

    High: 17 °F

    Snow

  • Tuesday Night

    Tuesday Night: Snow likely, mainly before 11pm. Mostly cloudy, with a low around 7.

    Low: 7 °F

    Snow Likely

Detailed Forecast

Tonight
A 30 percent chance of snow, mainly after 3am. Mostly cloudy, with a low around 23. Breezy, with a west southwest wind 18 to 22 mph, with gusts as high as 38 mph. Total nighttime snow accumulation of 1 to 3 inches possible.
Saturday
Snow likely, mainly between 7am and 8am. Partly sunny, with a high near 27. Breezy, with a west southwest wind 21 to 29 mph, with gusts as high as 49 mph. Chance of precipitation is 60%. New snow accumulation of 2 to 4 inches possible.
Saturday Night
A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 20. Breezy, with a west southwest wind 15 to 25 mph, with gusts as high as 44 mph. New snow accumulation of around an inch possible.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 26. West southwest wind 14 to 21 mph, with gusts as high as 36 mph. New snow accumulation of less than a half inch possible.
Sunday Night
A 20 percent chance of snow. Partly cloudy, with a low around 19. West southwest wind 15 to 21 mph, with gusts as high as 36 mph.
Washington's Birthday
A 30 percent chance of snow after 11am. Partly sunny, with a high near 31. West southwest wind around 14 mph, with gusts as high as 25 mph. New snow accumulation of less than a half inch possible.
Monday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 13. East southeast wind around 16 mph becoming north northwest in the evening. Winds could gust as high as 24 mph. New snow accumulation of 1 to 3 inches possible.
Tuesday
Snow. Mostly cloudy, with a high near 17. North wind around 17 mph, with gusts as high as 26 mph.
Tuesday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 7.
Wednesday
A chance of snow. Mostly cloudy, with a high near 20.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 11.
Thursday
Snow likely. Mostly cloudy, with a high near 19. Breezy.
Thursday Night
Snow likely. Mostly cloudy, with a low around 6. Breezy.
Friday
Snow likely. Mostly cloudy, with a high near 14.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW St Mary MT
 48.73°N 113.53°W (Elev. 6778 ft)
Last Update:
4:32 pm MST Feb 13, 2026
Forecast Valid:
9pm MST Feb 13, 2026-6pm MST Feb 20, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation