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

Atmospheric River Continues to Impact the Northwest U.S.; Gusty to High Winds in the Northeast U.S.

A strong atmospheric river will continue moderate to heavy rainfall with possible flooding, gusty to high winds, and mountain snows for parts of the Northwest U.S. into Thursday. Additional impacts are likely into Friday with a cold front. A fast-moving storm system will cross the Northeast U.S. Wednesday into Thursday with gusty to high winds and areas of rain and high elevation snow showers. Read More >

Current conditions at

ST. MARY (SRYM8)

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

NA

28°F

-2°C

Humidity 97%
Wind Speed SE 3 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 05 Nov 04:11 AM MST
Extended Forecast for

12 Miles E St Mary MT

  • Today

    Today: A slight chance of rain and snow between 7am and 8am. Mostly cloudy, with a high near 47. South wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 47 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Tonight

    Tonight: A chance of rain before 11pm, then a chance of rain after 2am. Cloudy, then gradually becoming partly cloudy, with a low around 37. Breezy, with a west southwest wind 11 to 16 mph increasing to 20 to 25 mph after midnight. Winds could gust as high as 47 mph. Chance of precipitation is 40%.

    Low: 37 °F

    Chance Rain
    and Breezy

  • Thursday

    Thursday: A chance of rain before noon, then a slight chance of rain after 2pm. Mostly sunny, with a high near 44. Breezy, with a west wind 26 to 28 mph, with gusts as high as 41 mph. Chance of precipitation is 30%.

    High: 44 °F

    Chance Rain
    and Breezy

  • Thursday Night

    Thursday Night: A chance of rain after 11pm, mixing with snow after 2am. Mostly cloudy, with a low around 34. Southwest wind 16 to 21 mph, with gusts as high as 37 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 34 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Friday

    Friday: A chance of rain and snow before 8am, then a chance of snow. Partly sunny, with a high near 42. Breezy, with a west wind 17 to 22 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 41 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 42 °F

    Breezy.
    Chance
    Rain/Snow
    then Chance
    Snow

  • Friday Night

    Friday Night: A 20 percent chance of snow before 11pm. Partly cloudy, with a low around 27. Breezy, with a west wind 15 to 24 mph, with gusts as high as 43 mph.

    Low: 27 °F

    Slight Chance
    Snow and
    Breezy then
    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 40. West southwest wind 11 to 14 mph, with gusts as high as 26 mph.

    High: 40 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 24. West southwest wind around 9 mph.

    Low: 24 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 47.

    High: 47 °F

    Partly Sunny

Detailed Forecast

Today
A slight chance of rain and snow between 7am and 8am. Mostly cloudy, with a high near 47. South wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tonight
A chance of rain before 11pm, then a chance of rain after 2am. Cloudy, then gradually becoming partly cloudy, with a low around 37. Breezy, with a west southwest wind 11 to 16 mph increasing to 20 to 25 mph after midnight. Winds could gust as high as 47 mph. Chance of precipitation is 40%.
Thursday
A chance of rain before noon, then a slight chance of rain after 2pm. Mostly sunny, with a high near 44. Breezy, with a west wind 26 to 28 mph, with gusts as high as 41 mph. Chance of precipitation is 30%.
Thursday Night
A chance of rain after 11pm, mixing with snow after 2am. Mostly cloudy, with a low around 34. Southwest wind 16 to 21 mph, with gusts as high as 37 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Friday
A chance of rain and snow before 8am, then a chance of snow. Partly sunny, with a high near 42. Breezy, with a west wind 17 to 22 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 41 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Friday Night
A 20 percent chance of snow before 11pm. Partly cloudy, with a low around 27. Breezy, with a west wind 15 to 24 mph, with gusts as high as 43 mph.
Saturday
Mostly sunny, with a high near 40. West southwest wind 11 to 14 mph, with gusts as high as 26 mph.
Saturday Night
Mostly cloudy, with a low around 24. West southwest wind around 9 mph.
Sunday
Partly sunny, with a high near 47.
Sunday Night
Mostly cloudy, with a low around 36.
Monday
Partly sunny, with a high near 54. Breezy.
Monday Night
Mostly cloudy, with a low around 36.
Veterans Day
Mostly sunny, with a high near 50.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles E St Mary MT
 48.74°N 113.15°W (Elev. 4810 ft)
Last Update:
2:29 am MST Nov 5, 2025
Forecast Valid:
4am MST Nov 5, 2025-6pm MST Nov 11, 2025
 
Forecast Discussion
 
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