Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

ST. REGIS (STGM8)

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

NA

22°F

-6°C

Humidity 90%
Wind Speed WNW 0 MPH
Barometer NA
Dewpoint 19°F (-7°C)
Visibility NA
Last update 21 Jan 06:02 AM MST
Extended Forecast for

6 Miles SW St. Regis MT

  • Today

    Today: Increasing clouds, with a high near 33. Calm wind.

    High: 33 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, with a low around 20. Calm wind.

    Low: 20 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 30. Calm wind becoming east northeast around 5 mph in the afternoon.

    High: 30 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 11. East northeast wind 3 to 5 mph.

    Low: 11 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 23. East northeast wind 3 to 6 mph.

    High: 23 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 9.

    Low: 9 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 28.

    High: 28 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 12.

    Low: 12 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 33. Calm wind.
Tonight
Mostly cloudy, with a low around 20. Calm wind.
Thursday
Mostly sunny, with a high near 30. Calm wind becoming east northeast around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 11. East northeast wind 3 to 5 mph.
Friday
Sunny, with a high near 23. East northeast wind 3 to 6 mph.
Friday Night
Mostly clear, with a low around 9.
Saturday
Sunny, with a high near 28.
Saturday Night
Partly cloudy, with a low around 12.
Sunday
Mostly sunny, with a high near 32.
Sunday Night
Partly cloudy, with a low around 18.
Monday
A chance of snow. Partly sunny, with a high near 35.
Monday Night
A chance of snow. Mostly cloudy, with a low around 24.
Tuesday
A slight chance of snow. Mostly sunny, with a high near 38.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SW St. Regis MT
 47.24°N 115.2°W (Elev. 3688 ft)
2:06 am MST Jan 21, 2026
6am MST Jan 21, 2026-6pm MST Jan 27, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database