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

17°F

-8°C

Humidity 93%
Wind Speed SW 1 MPH
Barometer NA
Dewpoint 15°F (-9°C)
Visibility NA
Last update 21 Jan 02:02 AM MST
Extended Forecast for

St. Regis MT

  • Overnight

    Overnight: Areas of fog.  Otherwise, mostly clear, with a low around 16. Calm wind.

    Low: 16 °F

    Areas Fog

  • Wednesday

    Wednesday: Areas of fog before 10am.  Otherwise, partly sunny, with a high near 31. Calm wind.

    High: 31 °F

    Areas Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 18. Calm wind.

    Low: 18 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 30. Calm wind.

    High: 30 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Patchy fog between 4am and 5am.  Otherwise, partly cloudy, with a low around 11. Calm wind.

    Low: 11 °F

    Partly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 9am.  Otherwise, sunny, with a high near 24.

    High: 24 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Patchy fog after 1am.  Otherwise, mostly clear, with a low around 8.

    Low: 8 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 9am.  Otherwise, sunny, with a high near 28.

    High: 28 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Patchy fog before midnight, then patchy fog after 2am.  Otherwise, partly cloudy, with a low around 10.

    Low: 10 °F

    Patchy Fog

Detailed Forecast

Overnight
Areas of fog. Otherwise, mostly clear, with a low around 16. Calm wind.
Wednesday
Areas of fog before 10am. Otherwise, partly sunny, with a high near 31. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 18. Calm wind.
Thursday
Partly sunny, with a high near 30. Calm wind.
Thursday Night
Patchy fog between 4am and 5am. Otherwise, partly cloudy, with a low around 11. Calm wind.
Friday
Patchy fog before 9am. Otherwise, sunny, with a high near 24.
Friday Night
Patchy fog after 1am. Otherwise, mostly clear, with a low around 8.
Saturday
Patchy fog before 9am. Otherwise, sunny, with a high near 28.
Saturday Night
Patchy fog before midnight, then patchy fog after 2am. Otherwise, partly cloudy, with a low around 10.
Sunday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 31.
Sunday Night
Partly cloudy, with a low around 16.
Monday
A chance of snow. Partly sunny, with a high near 35.
Monday Night
A slight chance of rain and snow. Snow level 2800 feet. Mostly cloudy, with a low around 21.
Tuesday
Partly sunny, with a high near 37.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
St. Regis MT
 47.3°N 115.08°W (Elev. 2799 ft)
2:06 am MST Jan 21, 2026
2am MST Jan 21, 2026-6pm MST Jan 27, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database