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

Another Round of Heavy Rain and Mountain Snow in California; Snow in the Great Lakes and Northeast

Another round of heavy rainfall will renew concerns for additional flash flooding and landslides in southern California around burn scars and coastal mountain ranges. A low pressure system is bringing enhanced snowfall downwind from the lower Great Lakes into the Northeast mountain ranges. Above average temperatures will challenge or break daily record high temperatures across the southern Plains. Read More >

Current conditions at

ST. MARY (SRYM8)

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

NA

41°F

5°C

Humidity 91%
Wind Speed ESE 1 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 17 Nov 12:11 AM MST
Extended Forecast for

7 Miles S St Mary MT

  • Overnight

    Overnight: A chance of rain before 2am, then a chance of rain and snow. Mostly cloudy, with a low around 32. Southwest wind 13 to 16 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 32 °F

    Chance
    Rain/Snow

  • Monday

    Monday: A chance of rain and snow before 9am, then a chance of snow. Mostly cloudy, with a high near 34. West southwest wind 14 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 34 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Monday Night

    Monday Night: Snow likely. Mostly cloudy, with a low around 29. West wind 9 to 13 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Snow Likely

  • Tuesday

    Tuesday: A 50 percent chance of snow. Mostly cloudy, with a high near 31. West southwest wind 9 to 13 mph, with gusts as high as 18 mph. New snow accumulation of less than a half inch possible.

    High: 31 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 22. Breezy, with a west southwest wind 13 to 22 mph, with gusts as high as 28 mph. New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Chance Snow
    and Breezy

  • Wednesday

    Wednesday: A 40 percent chance of snow, mainly before 11am. Partly sunny, with a high near 25. West wind 16 to 21 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph. New snow accumulation of less than a half inch possible.

    High: 25 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 20. Southwest wind 9 to 15 mph, with gusts as high as 18 mph.

    Low: 20 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 27. West southwest wind 15 to 17 mph, with gusts as high as 22 mph.

    High: 27 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 23. Windy.

    Low: 23 °F

    Partly Cloudy
    and Windy

Detailed Forecast

Overnight
A chance of rain before 2am, then a chance of rain and snow. Mostly cloudy, with a low around 32. Southwest wind 13 to 16 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday
A chance of rain and snow before 9am, then a chance of snow. Mostly cloudy, with a high near 34. West southwest wind 14 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Monday Night
Snow likely. Mostly cloudy, with a low around 29. West wind 9 to 13 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday
A 50 percent chance of snow. Mostly cloudy, with a high near 31. West southwest wind 9 to 13 mph, with gusts as high as 18 mph. New snow accumulation of less than a half inch possible.
Tuesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 22. Breezy, with a west southwest wind 13 to 22 mph, with gusts as high as 28 mph. New snow accumulation of less than a half inch possible.
Wednesday
A 40 percent chance of snow, mainly before 11am. Partly sunny, with a high near 25. West wind 16 to 21 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph. New snow accumulation of less than a half inch possible.
Wednesday Night
Partly cloudy, with a low around 20. Southwest wind 9 to 15 mph, with gusts as high as 18 mph.
Thursday
Mostly sunny, with a high near 27. West southwest wind 15 to 17 mph, with gusts as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 23. Windy.
Friday
A slight chance of snow after 11am. Partly sunny, with a high near 27. Windy.
Friday Night
A chance of snow. Mostly cloudy, with a low around 24. Windy.
Saturday
A chance of snow. Partly sunny, with a high near 25. Windy.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 20. Breezy.
Sunday
A chance of snow. Partly sunny, with a high near 22. Breezy.
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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:
9:43 pm MST Nov 16, 2025
Forecast Valid:
12am MST Nov 17, 2025-6pm MST Nov 23, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation