Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

ST. REGIS (STGM8)

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

NA

21°F

-6°C

Humidity 95%
Wind Speed NNW 0 MPH
Barometer NA
Dewpoint 20°F (-7°C)
Visibility NA
Last update 19 Jan 10:02 PM MST
Extended Forecast for

12 Miles S St. Regis MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 21. West southwest wind 16 to 20 mph.

    Low: 21 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy through mid morning, then gradual clearing, with a high near 27. West southwest wind 6 to 10 mph.

    High: 27 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 15. West southwest wind 7 to 15 mph.

    Low: 15 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 23. West southwest wind 6 to 10 mph.

    High: 23 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 13. Southwest wind 6 to 9 mph.

    Low: 13 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 23.

    High: 23 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 11.

    Low: 11 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 18.

    High: 18 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 11.

    Low: 11 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 21. West southwest wind 16 to 20 mph.
Tuesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 27. West southwest wind 6 to 10 mph.
Tuesday Night
Mostly clear, with a low around 15. West southwest wind 7 to 15 mph.
Wednesday
Mostly sunny, with a high near 23. West southwest wind 6 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 13. Southwest wind 6 to 9 mph.
Thursday
Partly sunny, with a high near 23.
Thursday Night
Mostly cloudy, with a low around 11.
Friday
Mostly sunny, with a high near 18.
Friday Night
Partly cloudy, with a low around 11.
Saturday
A slight chance of snow. Mostly sunny, with a high near 22.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 16.
Sunday
A chance of snow. Partly sunny, with a high near 24.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 21.
Monday
A chance of snow. Mostly cloudy, with a high near 28.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
12 Miles S St. Regis MT
 47.12°N 115.14°W (Elev. 6995 ft)
2:06 pm MST Jan 19, 2026
10pm MST Jan 19, 2026-6pm MST Jan 26, 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