Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Northeast; Heavy Rain Returns to California

An Alberta clipper will bring lake effect snow downwind of the Great Lakes, with the highest snow totals downwind of Lakes Erie and Ontario. Snow squalls may impact New Year's Eve travel during the evening and overnight hours across parts of the Great Lakes, Ohio Valley, and Northeast. Heavy rain will bring a flash flooding threat for southern California on New Year's Eve into New Year's Day. Read More >

Current conditions at

USCRN SITE NEAR ST. MARY 1SSW (MRYM8)

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

NA

43°F

6°C

Humidity 28%
Wind Speed NA 10 MPH
Barometer NA
Dewpoint 12°F (-11°C)
Visibility NA
Wind Chill37°F (3°C)
Last update 31 Dec 01:10 AM MST
Extended Forecast for

5 Miles WSW St Mary MT

  • Overnight

    Overnight: Patchy blowing snow. Mostly cloudy, with a steady temperature around 31. Breezy, with a west southwest wind 26 to 28 mph, with gusts as high as 43 mph.

    Low: 31 °F

    Patchy
    Blowing Snow
    and Breezy

  • Wednesday

    Wednesday: Patchy blowing snow before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 32. Breezy, with a west wind 20 to 23 mph, with gusts as high as 37 mph.

    High: 32 °F

    Patchy
    Blowing Snow
    then Mostly
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 26. Breezy, with a west wind 16 to 22 mph, with gusts as high as 33 mph.

    Low: 26 °F

    Mostly Cloudy
    and Breezy
    then Partly
    Cloudy

  • New Year's Day

    New Year's Day: Mostly sunny, with a high near 31. West southwest wind 13 to 15 mph, with gusts as high as 23 mph.

    High: 31 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 23. West southwest wind 15 to 17 mph, with gusts as high as 30 mph.

    Low: 23 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of snow.  Mostly cloudy, with a high near 30. West southwest wind 18 to 21 mph, with gusts as high as 33 mph.

    High: 30 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: A 20 percent chance of snow after 11pm.  Mostly cloudy, with a low around 29. West southwest wind 16 to 20 mph, with gusts as high as 33 mph.

    Low: 29 °F

    Slight Chance
    Snow

  • Saturday

    Saturday: A chance of snow, mainly after 11am.  Partly sunny, with a high near 33. West southwest wind 16 to 21 mph, with gusts as high as 36 mph.

    High: 33 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A chance of snow.  Mostly cloudy, with a low around 26. Breezy.

    Low: 26 °F

    Chance Snow
    and Breezy

Detailed Forecast

Overnight
Patchy blowing snow. Mostly cloudy, with a steady temperature around 31. Breezy, with a west southwest wind 26 to 28 mph, with gusts as high as 43 mph.
Wednesday
Patchy blowing snow before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 32. Breezy, with a west wind 20 to 23 mph, with gusts as high as 37 mph.
Wednesday Night
Partly cloudy, with a low around 26. Breezy, with a west wind 16 to 22 mph, with gusts as high as 33 mph.
New Year's Day
Mostly sunny, with a high near 31. West southwest wind 13 to 15 mph, with gusts as high as 23 mph.
Thursday Night
Mostly cloudy, with a low around 23. West southwest wind 15 to 17 mph, with gusts as high as 30 mph.
Friday
A 20 percent chance of snow. Mostly cloudy, with a high near 30. West southwest wind 18 to 21 mph, with gusts as high as 33 mph.
Friday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 29. West southwest wind 16 to 20 mph, with gusts as high as 33 mph.
Saturday
A chance of snow, mainly after 11am. Partly sunny, with a high near 33. West southwest wind 16 to 21 mph, with gusts as high as 36 mph.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 26. Breezy.
Sunday
A chance of snow. Partly sunny, with a high near 28. Breezy.
Sunday Night
A slight chance of snow. Mostly cloudy, with a low around 22. Breezy.
Monday
A slight chance of snow. Mostly cloudy, with a high near 26. Breezy.
Monday Night
A slight chance of snow. Mostly cloudy, with a low around 21. Breezy.
Tuesday
Partly sunny, with a high near 25. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW St Mary MT
 48.73°N 113.53°W (Elev. 6778 ft)
11:42 pm MST Dec 30, 2025
2am MST Dec 31, 2025-6pm MST Jan 6, 2026
 
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Additional Resources

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