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

12 Miles SSW St. Regis 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 2am.  Cloudy, with a low around 18. Southwest wind 14 to 17 mph, with gusts as high as 23 mph.  Chance of precipitation is 70%. Total nighttime snow accumulation of 2 to 4 inches possible.

    Low: 18 °F

    Snow Likely

  • Monday

    Monday: Snow before 3pm, then rain and snow.  High near 35. Breezy, with a southwest wind 18 to 24 mph, with gusts as high as 34 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    High: 35 °F

    Breezy. Snow
    then
    Rain/Snow

  • Monday Night

    Monday Night: A chance of rain and snow before midnight.  Snow level 8700 feet lowering to 6500 feet after midnight . Mostly cloudy, with a low around 35. Breezy, with a southwest wind around 25 mph, with gusts as high as 33 mph.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 35 °F

    Breezy.
    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: A chance of snow before 9am, then a chance of rain and snow between 9am and 3pm, then a chance of rain after 3pm.  Snow level rising to 7600 feet in the afternoon. Mostly cloudy, with a high near 38. Breezy, with a southwest wind 23 to 25 mph, with gusts as high as 34 mph.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 38 °F

    Chance
    Rain/Snow and
    Breezy

  • Tuesday Night

    Tuesday Night: Rain likely before 3am, then a chance of rain and snow.  Snow level 7500 feet. Mostly cloudy, with a low around 35. Breezy, with a southwest wind around 22 mph, with gusts as high as 30 mph.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 35 °F

    Breezy. Rain
    Likely then
    Chance
    Rain/Snow

  • Wednesday

    Wednesday: A chance of rain and snow before noon, then a chance of rain.  Snow level 7100 feet rising to 7700 feet in the afternoon. Mostly cloudy, with a high near 39. Breezy.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 39 °F

    Breezy.
    Chance
    Rain/Snow
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain.  Mostly cloudy, with a low around 36. Breezy.

    Low: 36 °F

    Chance Rain
    and Breezy

  • Thursday

    Thursday: A chance of rain.  Partly sunny, with a high near 45. Breezy.

    High: 45 °F

    Chance Rain
    and Breezy

  • Thursday Night

    Thursday Night: A chance of rain.  Mostly cloudy, with a low around 39. Breezy.

    Low: 39 °F

    Chance Rain
    and Breezy

Detailed Forecast

Tonight
Snow likely, mainly after 2am. Cloudy, with a low around 18. Southwest wind 14 to 17 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 2 to 4 inches possible.
Monday
Snow before 3pm, then rain and snow. High near 35. Breezy, with a southwest wind 18 to 24 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Monday Night
A chance of rain and snow before midnight. Snow level 8700 feet lowering to 6500 feet after midnight . Mostly cloudy, with a low around 35. Breezy, with a southwest wind around 25 mph, with gusts as high as 33 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Tuesday
A chance of snow before 9am, then a chance of rain and snow between 9am and 3pm, then a chance of rain after 3pm. Snow level rising to 7600 feet in the afternoon. Mostly cloudy, with a high near 38. Breezy, with a southwest wind 23 to 25 mph, with gusts as high as 34 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Tuesday Night
Rain likely before 3am, then a chance of rain and snow. Snow level 7500 feet. Mostly cloudy, with a low around 35. Breezy, with a southwest wind around 22 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Wednesday
A chance of rain and snow before noon, then a chance of rain. Snow level 7100 feet rising to 7700 feet in the afternoon. Mostly cloudy, with a high near 39. Breezy. Chance of precipitation is 40%. Little or no snow accumulation expected.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 36. Breezy.
Thursday
A chance of rain. Partly sunny, with a high near 45. Breezy.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 39. Breezy.
Friday
A chance of rain. Mostly cloudy, with a high near 44. Breezy.
Friday Night
A chance of rain and snow. Snow level 8400 feet lowering to 7400 feet after midnight . Mostly cloudy, with a low around 35.
Saturday
A chance of rain and snow. Partly sunny, with a high near 41. Breezy.
Saturday Night
A slight chance of snow. Partly cloudy, with a low around 25. Breezy.
Sunday
A slight chance of snow. Mostly sunny, with a high near 37.
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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 pm MDT Mar 15, 2026
4pm MDT Mar 15, 2026-6pm MDT Mar 22, 2026
 
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Additional Resources

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