Major Winter Storm in the North-Central U.S.; Severe Weather from the Mid-South to Ohio Valley

A major winter storm will bring a swath of heavy snowfall, strong winds, blizzard conditions and freezing rain to the Northern Plains into the Great Lakes region. A line of storms will be capable of producing widespread damaging winds, tornadoes, and some large hail from the Mid-south to the Ohio Valley and the Southeast. Critical fire weather concerns shift to the southern Rockies and Plains. Read More >

Current conditions at

ST. REGIS (STGM8)

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

NA

39°F

4°C

Humidity 41%
Wind Speed W 1 MPH
Barometer NA
Dewpoint 17°F (-8°C)
Visibility NA
Last update 15 Mar 04:02 PM MDT
Extended Forecast for

5 Miles ESE Superior MT

Winter Weather Advisory March 15, 09:00pm until March 16, 12:00pm
Click here for hazard details and duration
Winter Weather Advisory
  • Tonight

    Tonight: Snow likely, mainly after 9pm.  Cloudy, with a low around 25. South wind 3 to 5 mph.  Chance of precipitation is 60%. Total nighttime snow accumulation of around an inch possible.

    Low: 25 °F

    Snow Likely

  • Monday

    Monday: Rain and snow, becoming all rain after 3pm.  High near 40. Southwest wind 6 to 8 mph.  Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Snow then
    Rain/Snow

  • Monday Night

    Monday Night: A 40 percent chance of rain before midnight.  Mostly cloudy, with a low around 39. Southwest wind around 8 mph.

    Low: 39 °F

    Chance Rain
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of rain, mainly after noon.  Mostly cloudy, with a high near 45. Southwest wind around 8 mph.

    High: 45 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 39. South southwest wind around 8 mph.

    Low: 39 °F

    Chance Rain

  • Wednesday

    Wednesday: A 30 percent chance of rain, mainly before noon.  Mostly cloudy, with a high near 47.

    High: 47 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain.  Mostly cloudy, with a low around 40.

    Low: 40 °F

    Slight Chance
    Rain

  • Thursday

    Thursday: A slight chance of rain.  Partly sunny, with a high near 55.

    High: 55 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: A chance of rain.  Mostly cloudy, with a low around 42.

    Low: 42 °F

    Chance Rain

Detailed Forecast

Tonight
Snow likely, mainly after 9pm. Cloudy, with a low around 25. South wind 3 to 5 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of around an inch possible.
Monday
Rain and snow, becoming all rain after 3pm. High near 40. Southwest wind 6 to 8 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Monday Night
A 40 percent chance of rain before midnight. Mostly cloudy, with a low around 39. Southwest wind around 8 mph.
Tuesday
A 40 percent chance of rain, mainly after noon. Mostly cloudy, with a high near 45. Southwest wind around 8 mph.
Tuesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 39. South southwest wind around 8 mph.
Wednesday
A 30 percent chance of rain, mainly before noon. Mostly cloudy, with a high near 47.
Wednesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 40.
Thursday
A slight chance of rain. Partly sunny, with a high near 55.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 42.
Friday
A chance of rain. Partly sunny, with a high near 55.
Friday Night
A chance of rain. Mostly cloudy, with a low around 40.
Saturday
A chance of rain. Snow level 7000 feet lowering to 5900 feet in the afternoon . Partly sunny, with a high near 50.
Saturday Night
Partly cloudy, with a low around 32.
Sunday
A slight chance of snow. Mostly sunny, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Superior MT
 47.17°N 114.81°W (Elev. 5046 ft)
2:01 pm MDT Mar 15, 2026
4pm MDT Mar 15, 2026-6pm MDT Mar 22, 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