Major Winter Storm Ongoing in the Upper Midwest; Severe Weather Tonight from the Mid-South to the Ohio Valley

A major winter storm will continue to bring blizzard conditions, heavy snowfall, icing, and strong winds through Monday across the Upper Midwest and Upper Great Lakes. 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 through tonight, moving into the Mid-Atlantic Monday. Read More >

Current conditions at

MANY GLACIER (MANM8)

Lat: 48.79698°NLon: 113.6705°WElev: 4900.0ft.

NA

22°F

-6°C

Humidity 60%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 10°F (-12°C)
Visibility NA
Last update 15 Mar 08:00 PM MDT
Extended Forecast for

9 Miles W St Mary MT

Winter Weather Advisory March 16, 03:00am until March 16, 12:00pm
High Wind Warning March 16, 09:00am until March 17, 06:00pm
Click here for hazard details and duration
Winter Weather Advisory
High Wind Warning
  • Tonight

    Tonight: A slight chance of snow before midnight, then a slight chance of snow after 3am.  Widespread blowing snow, mainly between midnight and 5am. Cloudy, with a low around 11. Wind chill values as low as -10. Breezy, with a west southwest wind 18 to 23 mph increasing to 24 to 29 mph after midnight. Winds could gust as high as 47 mph.  Chance of precipitation is 20%.

    Low: 11 °F

    Slight Chance
    Snow and
    Blowing Snow

  • Monday

    Monday: A 50 percent chance of snow, mainly after noon.  Areas of blowing snow before noon. Cloudy, with a high near 32. Wind chill values as low as -5. Windy, with a west southwest wind 30 to 36 mph, with gusts as high as 60 mph.  New snow accumulation of less than one inch possible.

    High: 32 °F

    Chance Snow
    and Areas
    Blowing Snow

  • Monday Night

    Monday Night: A 50 percent chance of snow, mainly before midnight.  Mostly cloudy, with a low around 28. Windy, with a west southwest wind 34 to 41 mph, with gusts as high as 70 mph.  New snow accumulation of less than one inch possible.

    Low: 28 °F

    Windy. Chance
    Snow then
    Slight Chance
    Snow

  • Tuesday

    Tuesday: A chance of snow before 3pm, then a chance of rain and snow.  Mostly cloudy, with a high near 34. Windy, with a west southwest wind 33 to 39 mph, with gusts as high as 65 mph.  Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 34 °F

    Windy. Slight
    Chance Snow
    then Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: A chance of rain and snow.  Mostly cloudy, with a low around 32. Windy, with a west southwest wind 28 to 31 mph, with gusts as high as 55 mph.  Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 32 °F

    Chance
    Rain/Snow and
    Windy

  • Wednesday

    Wednesday: A chance of rain and snow before 3pm, then a slight chance of rain.  Mostly cloudy, with a high near 36. Windy, with a west southwest wind around 32 mph, with gusts as high as 55 mph.  Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 36 °F

    Chance
    Rain/Snow and
    Windy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain.  Mostly cloudy, with a low around 34. Windy, with a southwest wind 33 to 38 mph, with gusts as high as 55 mph.

    Low: 34 °F

    Chance Rain
    and Windy

  • Thursday

    Thursday: A chance of rain.  Mostly cloudy, with a high near 40. Windy, with a west southwest wind 33 to 40 mph, with gusts as high as 60 mph.

    High: 40 °F

    Chance Rain
    and Windy

  • Thursday Night

    Thursday Night: A chance of rain before 3am, then a chance of rain and snow.  Mostly cloudy, with a low around 35. Windy.

    Low: 35 °F

    Windy. Chance
    Rain then
    Chance
    Rain/Snow

Detailed Forecast

Tonight
A slight chance of snow before midnight, then a slight chance of snow after 3am. Widespread blowing snow, mainly between midnight and 5am. Cloudy, with a low around 11. Wind chill values as low as -10. Breezy, with a west southwest wind 18 to 23 mph increasing to 24 to 29 mph after midnight. Winds could gust as high as 47 mph. Chance of precipitation is 20%.
Monday
A 50 percent chance of snow, mainly after noon. Areas of blowing snow before noon. Cloudy, with a high near 32. Wind chill values as low as -5. Windy, with a west southwest wind 30 to 36 mph, with gusts as high as 60 mph. New snow accumulation of less than one inch possible.
Monday Night
A 50 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 28. Windy, with a west southwest wind 34 to 41 mph, with gusts as high as 70 mph. New snow accumulation of less than one inch possible.
Tuesday
A chance of snow before 3pm, then a chance of rain and snow. Mostly cloudy, with a high near 34. Windy, with a west southwest wind 33 to 39 mph, with gusts as high as 65 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 32. Windy, with a west southwest wind 28 to 31 mph, with gusts as high as 55 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Wednesday
A chance of rain and snow before 3pm, then a slight chance of rain. Mostly cloudy, with a high near 36. Windy, with a west southwest wind around 32 mph, with gusts as high as 55 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Wednesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 34. Windy, with a southwest wind 33 to 38 mph, with gusts as high as 55 mph.
Thursday
A chance of rain. Mostly cloudy, with a high near 40. Windy, with a west southwest wind 33 to 40 mph, with gusts as high as 60 mph.
Thursday Night
A chance of rain before 3am, then a chance of rain and snow. Mostly cloudy, with a low around 35. Windy.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 40. Windy.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 31. Windy.
Saturday
A chance of snow. Mostly cloudy, with a high near 41. Windy.
Saturday Night
A slight chance of snow. Mostly cloudy, with a low around 23. Windy.
Sunday
A slight chance of snow. Mostly sunny, with a high near 36. Windy.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles W St Mary MT
 48.74°N 113.63°W (Elev. 6808 ft)
7:53 pm MDT Mar 15, 2026
9pm MDT Mar 15, 2026-6pm MDT Mar 22, 2026
 
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Additional Resources

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