Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Current conditions at

ST. REGIS (STGM8)

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

NA

36°F

2°C

Humidity 71%
Wind Speed NW 2 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 14 Mar 05:02 PM MDT
Extended Forecast for

4 Miles NE St. Regis MT

Winter Weather Advisory until March 15, 12:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until March 15, 12:00am

    NOW until 12:00am Sun

    Winter Weather Advisory

  • Tonight

    Low: 12 °F

    Snow Likely
    then Partly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 38. Calm wind.

    High: 38 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Snow likely, mainly after midnight.  Mostly cloudy, with a low around 28. Calm wind.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Slight Chance
    Snow then
    Snow Likely

  • Monday

    Monday: Snow before 9am, then rain, possibly mixed with snow between 9am and noon, then a chance of rain after noon.  Snow level rising to 6900 feet in the afternoon. High near 47. Calm wind becoming west southwest around 6 mph in the afternoon.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 47 °F

    Rain/Snow
    then Chance
    Rain

  • Monday Night

    Monday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 40. Southwest wind 3 to 6 mph.

    Low: 40 °F

    Chance Rain

  • Tuesday

    Tuesday: A 30 percent chance of rain, mainly after noon.  Mostly cloudy, with a high near 53.

    High: 53 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain.  Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of rain, mainly before noon.  Mostly cloudy, with a high near 56.

    High: 56 °F

    Chance Rain

Detailed Forecast

Tonight
Snow likely, mainly before 9pm. Partly cloudy, with a low around 12. West wind around 6 mph becoming calm in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of around an inch possible.
Sunday
Mostly sunny, with a high near 38. Calm wind.
Sunday Night
Snow likely, mainly after midnight. Mostly cloudy, with a low around 28. Calm wind. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Monday
Snow before 9am, then rain, possibly mixed with snow between 9am and noon, then a chance of rain after noon. Snow level rising to 6900 feet in the afternoon. High near 47. Calm wind becoming west southwest around 6 mph in the afternoon. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Monday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 40. Southwest wind 3 to 6 mph.
Tuesday
A 30 percent chance of rain, mainly after noon. Mostly cloudy, with a high near 53.
Tuesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 40.
Wednesday
A chance of rain, mainly before noon. Mostly cloudy, with a high near 56.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 43.
Thursday
A chance of rain, mainly before noon. Mostly cloudy, with a high near 58.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 43.
Friday
A chance of rain. Partly sunny, with a high near 61.
Friday Night
A chance of rain. Mostly cloudy, with a low around 44.
Saturday
A chance of rain. Partly sunny, with a high near 64.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE St. Regis MT
 47.34°N 115.03°W (Elev. 3150 ft)
2:00 pm MDT Mar 14, 2026
6pm MDT Mar 14, 2026-6pm MDT Mar 21, 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