Severe Thunderstorms in Portions of the Mississippi Valley and Great Lakes

A few severe thunderstorms with large hail, are expected across parts of the middle and upper Mississippi River Valley tonight through early morning. Snow and a wintry mix overnight in the Upper Midwest into the Great Lakes can cause hazardous travel conditions. Fire weather concerns continue for a large portion of the central and southern High Plains and Four Corners region this evening. Read More >

Current conditions at

ST. REGIS (STGM8)

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

NA

25°F

-4°C

Humidity 94%
Wind Speed N 0 MPH
Barometer NA
Dewpoint 24°F (-4°C)
Visibility NA
Last update 31 Mar 02:02 AM MDT
Extended Forecast for

12 Miles SSW St. Regis MT

  • Overnight

    Overnight: Mostly clear, with a low around 15. East wind around 9 mph.

    Low: 15 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of snow, mainly between 1pm and 4pm.  Increasing clouds, with a high near 33. East southeast wind around 10 mph becoming southwest in the afternoon.  Little or no snow accumulation expected.

    High: 33 °F

    Mostly Sunny
    then Chance
    Snow

  • Tuesday Night

    Tuesday Night: A chance of snow before 11pm, then a chance of snow after 2am.  Mostly cloudy, with a low around 29. Southwest wind around 10 mph.  Chance of precipitation is 30%. New snow accumulation of less than one inch possible.

    Low: 29 °F

    Chance Snow

  • Wednesday

    Wednesday: Snow, mainly after noon.  High near 38. South southwest wind 9 to 13 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Chance Snow
    then Snow

  • Wednesday Night

    Wednesday Night: Snow. The snow could be heavy at times.  Low around 26. South southwest wind 11 to 17 mph, with gusts as high as 21 mph.  Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 26 °F

    Heavy Snow

  • Thursday

    Thursday: Snow.  High near 27. Breezy.  Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

    High: 27 °F

    Snow and
    Breezy

  • Thursday Night

    Thursday Night: Snow.  Low around 26. Breezy.  Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 26 °F

    Snow and
    Breezy

  • Friday

    Friday: A chance of snow.  Partly sunny, with a high near 33.

    High: 33 °F

    Chance Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 15. East wind around 9 mph.
Tuesday
A 30 percent chance of snow, mainly between 1pm and 4pm. Increasing clouds, with a high near 33. East southeast wind around 10 mph becoming southwest in the afternoon. Little or no snow accumulation expected.
Tuesday Night
A chance of snow before 11pm, then a chance of snow after 2am. Mostly cloudy, with a low around 29. Southwest wind around 10 mph. Chance of precipitation is 30%. New snow accumulation of less than one inch possible.
Wednesday
Snow, mainly after noon. High near 38. South southwest wind 9 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow. The snow could be heavy at times. Low around 26. South southwest wind 11 to 17 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Thursday
Snow. High near 27. Breezy. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.
Thursday Night
Snow. Low around 26. Breezy. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Friday
A chance of snow. Partly sunny, with a high near 33.
Friday Night
Partly cloudy, with a low around 24.
Saturday
Sunny, with a high near 40.
Saturday Night
Mostly clear, with a low around 29.
Sunday
Mostly sunny, with a high near 45.
Sunday Night
Mostly cloudy, with a low around 31.
Monday
Mostly sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles SSW St. Regis MT
 47.14°N 115.18°W (Elev. 6535 ft)
2:01 am MDT Mar 31, 2026
2am MDT Mar 31, 2026-6pm MDT Apr 6, 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