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

Severe Thunderstorms Likely in the Central U.S.; Flooding Possible for portions of Oklahoma/Texas/Arkansas and the Marianas.

Severe thunderstorms are likely from the southern Plains to the Midwest through Friday. Large hail, damaging winds, and tornadoes are all possible. An Enhanced (level 3 of 5) risk is in effect. Flash flooding is possible across portions of Oklahoma, Texas, and Arkansas on Friday. A Slight (level 2 of 4) risk is in effect. Flooding rain may impact Guam and the Marianas through next week. Read More >

Hazardous Weather Conditions

Current conditions at

ST. MARY (SRYM8)

Lat: 48.74108°NLon: 113.43289°WElev: 4557.0ft.

NA

41°F

5°C

Humidity 69%
Wind Speed SSW 8 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Wind Chill36°F (2°C)
Last update 05 Mar 04:11 PM MST
Extended Forecast for

7 Miles S St Mary MT

High Wind Watch March 7, 02:00am until March 7, 11:00pm
Click here for hazard details and duration
High Wind Watch

  • This Afternoon

    This Afternoon: Snow. The snow could be heavy at times. High near 27. West northwest wind around 20 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than one inch possible.

    High: 27 °F

    Heavy Snow

  • Tonight

    Tonight: Snow likely, mainly before 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 17. Wind chill values as low as zero. Breezy, with a west northwest wind 14 to 22 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 17 °F

    Snow Likely
    then Chance
    Snow and
    Breezy

  • Friday

    Friday: A 20 percent chance of snow after 11am. Mostly sunny, with a high near 24. Wind chill values as low as zero. Windy, with a west wind 28 to 37 mph, with gusts as high as 46 mph.

    High: 24 °F

    Slight Chance
    Snow and
    Windy

  • Friday Night

    Friday Night: A 40 percent chance of snow after 11pm. Mostly cloudy, with a low around 22. Very windy, with a west southwest wind 37 to 45 mph, with gusts as high as 55 mph. New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Chance Snow
    and Very
    Windy

  • Saturday

    Saturday: A 50 percent chance of snow. Mostly cloudy, with a high near 33. Very windy, with a west southwest wind 48 to 50 mph, with gusts as high as 65 mph. New snow accumulation of less than a half inch possible.

    High: 33 °F

    Chance Snow
    and Very
    Windy

  • Saturday Night

    Saturday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 30. Very windy, with a west southwest wind around 50 mph, with gusts as high as 65 mph. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Chance Snow
    and Very
    Windy

  • Sunday

    Sunday: Snow, mainly after 11am. High near 31. Very windy, with a west southwest wind 48 to 50 mph, with gusts as high as 70 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 31 °F

    Snow and Very
    Windy

  • Sunday Night

    Sunday Night: Snow showers before 11pm, then snow likely after 11pm. Some thunder is also possible. Mostly cloudy, with a low around 22. Very windy, with a west southwest wind 41 to 46 mph decreasing to 33 to 38 mph after midnight. Winds could gust as high as 70 mph.

    Low: 22 °F

    Snow Showers
    and Very
    Windy

  • Monday

    Monday: Snow. Mostly cloudy, with a high near 23. Windy.

    High: 23 °F

    Snow and
    Windy

Detailed Forecast

This Afternoon
Snow. The snow could be heavy at times. High near 27. West northwest wind around 20 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than one inch possible.
Tonight
Snow likely, mainly before 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 17. Wind chill values as low as zero. Breezy, with a west northwest wind 14 to 22 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Friday
A 20 percent chance of snow after 11am. Mostly sunny, with a high near 24. Wind chill values as low as zero. Windy, with a west wind 28 to 37 mph, with gusts as high as 46 mph.
Friday Night
A 40 percent chance of snow after 11pm. Mostly cloudy, with a low around 22. Very windy, with a west southwest wind 37 to 45 mph, with gusts as high as 55 mph. New snow accumulation of less than a half inch possible.
Saturday
A 50 percent chance of snow. Mostly cloudy, with a high near 33. Very windy, with a west southwest wind 48 to 50 mph, with gusts as high as 65 mph. New snow accumulation of less than a half inch possible.
Saturday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 30. Very windy, with a west southwest wind around 50 mph, with gusts as high as 65 mph. New snow accumulation of less than a half inch possible.
Sunday
Snow, mainly after 11am. High near 31. Very windy, with a west southwest wind 48 to 50 mph, with gusts as high as 70 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Sunday Night
Snow showers before 11pm, then snow likely after 11pm. Some thunder is also possible. Mostly cloudy, with a low around 22. Very windy, with a west southwest wind 41 to 46 mph decreasing to 33 to 38 mph after midnight. Winds could gust as high as 70 mph.
Monday
Snow. Mostly cloudy, with a high near 23. Windy.
Monday Night
Snow. Mostly cloudy, with a low around 12. Windy.
Tuesday
Snow likely. Mostly cloudy, with a high near 17. Breezy.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 11. Breezy.
Wednesday
Snow likely. Partly sunny, with a high near 20. Windy.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 17. Windy.
Thursday
Snow. The snow could be heavy at times. Mostly cloudy, with a high near 22. Windy.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles S St Mary MT
 48.64°N 113.42°W (Elev. 7927 ft)
Last Update:
5:07 pm MST Mar 5, 2026
Forecast Valid:
5pm MST Mar 5, 2026-6pm MDT Mar 12, 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