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

Lake Effect Snow through Saturday: A Series of Storms Impact the West

Lake effect snow showers will continue through Saturday downwind of Lakes Erie, Ontario and the eastern portion of Lake Superior. A series of storm systems will continue to impact California and the Pacific Northwest through the weekend and into next week, bringing widespread rainfall, mountain snowfall, and gusty winds. Coastal flooding is expected in northern California. Read More >

Hazardous Weather Conditions

Current conditions at

ST. REGIS (STGM8)

Lat: 47.30711°NLon: 115.10761°WElev: 2678.0ft.

NA

27°F

-3°C

Humidity 91%
Wind Speed SSW 0 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility NA
Last update 01 Jan 08:02 PM MST
Extended Forecast for

12 Miles S St. Regis MT

Winter Weather Advisory until January 2, 12:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until January 2, 12:00pm

    NOW until 12:00pm Fri

    Winter Weather Advisory

  • Tonight

    Low: 28 °F

    Chance Snow
    and Patchy
    Fog then Snow
    and Areas
    Freezing Fog

  • Friday

    Friday: Snow. Patchy fog. High near 32. Southwest wind around 18 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 32 °F

    Snow and
    Patchy Fog

  • Friday Night

    Friday Night: A 30 percent chance of snow before 11pm. Areas of fog before 11pm. Otherwise, mostly cloudy, with a low around 29. West southwest wind 14 to 17 mph, with gusts as high as 23 mph. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Chance Snow
    and Areas Fog
    then Mostly
    Cloudy

  • Saturday

    Saturday: A 40 percent chance of snow, mainly after 11am. Patchy fog. Otherwise, mostly cloudy, with a high near 32. South southwest wind 11 to 14 mph, with gusts as high as 20 mph. New snow accumulation of less than a half inch possible.

    High: 32 °F

    Chance Snow
    and Patchy
    Fog

  • Saturday Night

    Saturday Night: Snow likely. Patchy fog before 8pm. Otherwise, mostly cloudy, with a low around 29. Southwest wind 15 to 21 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Snow Likely
    and Patchy
    Fog

  • Sunday

    Sunday: Snow likely. Mostly cloudy, with a high near 31. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 31 °F

    Snow Likely

  • Sunday Night

    Sunday Night: Snow likely. Mostly cloudy, with a low around 27. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    Low: 27 °F

    Snow Likely

  • Monday

    Monday: Snow. Mostly cloudy, with a high near 28.

    High: 28 °F

    Snow

Detailed Forecast

Tonight
Snow. Patchy fog before 1am, then patchy fog after 5am. Areas of freezing fog after 1am. Low around 28. Southwest wind 13 to 17 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 1 to 3 inches possible.
Friday
Snow. Patchy fog. High near 32. Southwest wind around 18 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Friday Night
A 30 percent chance of snow before 11pm. Areas of fog before 11pm. Otherwise, mostly cloudy, with a low around 29. West southwest wind 14 to 17 mph, with gusts as high as 23 mph. New snow accumulation of less than a half inch possible.
Saturday
A 40 percent chance of snow, mainly after 11am. Patchy fog. Otherwise, mostly cloudy, with a high near 32. South southwest wind 11 to 14 mph, with gusts as high as 20 mph. New snow accumulation of less than a half inch possible.
Saturday Night
Snow likely. Patchy fog before 8pm. Otherwise, mostly cloudy, with a low around 29. Southwest wind 15 to 21 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Sunday
Snow likely. Mostly cloudy, with a high near 31. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Sunday Night
Snow likely. Mostly cloudy, with a low around 27. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Monday
Snow. Mostly cloudy, with a high near 28.
Monday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 24.
Tuesday
A chance of snow. Mostly cloudy, with a high near 26. Breezy.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 24. Breezy.
Wednesday
Snow likely. Mostly cloudy, with a high near 26. Breezy.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 20.
Thursday
Snow likely. Mostly cloudy, with a high near 24.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles S St. Regis MT
 47.12°N 115.14°W (Elev. 6995 ft)
Last Update:
1:01 pm MST Jan 1, 2026
Forecast Valid:
8pm MST Jan 1, 2026-6pm MST Jan 8, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation