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

Tracking Atmospheric River for California; Record Temperatures Further East

An atmospheric river will bring gusty to high winds, moderate to heavy rainfall, and potential flooding to California today through Saturday. Heavy snow will be possible over the Sierra Nevada mountains into Friday associated with this atmospheric river. East of these impacts dozens of record high maximum and high minimum temperatures may be broken or tied today and Friday. Read More >

Hazardous Weather Conditions

Current conditions at

USCRN SITE NEAR ST. MARY 1SSW (MRYM8)

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

NA

55°F

13°C

Humidity 42%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 13 Nov 03:10 PM MST
Extended Forecast for

10 Miles SSW St Mary MT

High Wind Warning November 13, 04:30pm until November 14, 05:00pm
Click here for hazard details and duration
High Wind Warning
  •  
    High Wind Warning November 13, 04:30pm until November 14, 05:00pm

    NOW until 5:00pm Fri

    High Wind Warning

  • This Afternoon

    High: 41 °F

    Chance Rain
    and Windy

  • Tonight

    Tonight: Rain and snow. The rain could be heavy at times. Low around 31. Windy, with a southwest wind 31 to 34 mph, with gusts as high as 60 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    Low: 31 °F

    Rain/Snow and
    Windy

  • Friday

    Friday: Snow. The snow could be heavy at times. High near 33. Windy, with a west southwest wind 20 to 30 mph, with gusts as high as 50 mph. Chance of precipitation is 80%. New snow accumulation of 6 to 10 inches possible.

    High: 33 °F

    Heavy Snow
    and Windy

  • Friday Night

    Friday Night: Snow likely. The snow could be heavy at times. Mostly cloudy, with a low around 30. Breezy, with a west southwest wind 17 to 22 mph, with gusts as high as 39 mph. Chance of precipitation is 60%. New snow accumulation of 6 to 10 inches possible.

    Low: 30 °F

    Heavy Snow
    and Breezy

  • Saturday

    Saturday: A 50 percent chance of snow. Mostly cloudy, with a high near 33. Breezy, with a west southwest wind 18 to 23 mph, with gusts as high as 37 mph. New snow accumulation of less than one inch possible.

    High: 33 °F

    Chance Snow
    and Breezy

  • Saturday Night

    Saturday Night: A chance of snow before 8pm, then a chance of rain and snow. Mostly cloudy, with a low around 31. West southwest wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 31 °F

    Chance
    Rain/Snow

  • Sunday

    Sunday: A chance of rain and snow. Mostly cloudy, with a high near 36. Southwest wind 8 to 10 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 36 °F

    Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: A chance of rain and snow before 11pm, then a chance of snow. Mostly cloudy, with a low around 29. West southwest wind 7 to 10 mph.

    Low: 29 °F

    Chance
    Rain/Snow
    then Chance
    Snow

Detailed Forecast

This Afternoon
A 30 percent chance of rain, mainly after 5pm. Partly sunny, with a high near 41. Windy, with a southwest wind around 31 mph, with gusts as high as 55 mph.
Tonight
Rain and snow. The rain could be heavy at times. Low around 31. Windy, with a southwest wind 31 to 34 mph, with gusts as high as 60 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Friday
Snow. The snow could be heavy at times. High near 33. Windy, with a west southwest wind 20 to 30 mph, with gusts as high as 50 mph. Chance of precipitation is 80%. New snow accumulation of 6 to 10 inches possible.
Friday Night
Snow likely. The snow could be heavy at times. Mostly cloudy, with a low around 30. Breezy, with a west southwest wind 17 to 22 mph, with gusts as high as 39 mph. Chance of precipitation is 60%. New snow accumulation of 6 to 10 inches possible.
Saturday
A 50 percent chance of snow. Mostly cloudy, with a high near 33. Breezy, with a west southwest wind 18 to 23 mph, with gusts as high as 37 mph. New snow accumulation of less than one inch possible.
Saturday Night
A chance of snow before 8pm, then a chance of rain and snow. Mostly cloudy, with a low around 31. West southwest wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 36. Southwest wind 8 to 10 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday Night
A chance of rain and snow before 11pm, then a chance of snow. Mostly cloudy, with a low around 29. West southwest wind 7 to 10 mph.
Monday
Snow likely. Mostly cloudy, with a high near 31.
Monday Night
A chance of snow. Mostly cloudy, with a low around 22.
Tuesday
A chance of snow. Partly sunny, with a high near 26.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 20.
Wednesday
A chance of snow. Mostly cloudy, with a high near 24.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 19.
Thursday
A chance of snow. Mostly cloudy, with a high near 24.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles SSW St Mary MT
 48.61°N 113.51°W (Elev. 6673 ft)
Last Update:
3:47 pm MST Nov 13, 2025
Forecast Valid:
4pm MST Nov 13, 2025-6pm MST Nov 20, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation