National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

MANY GLACIER (MANM8)

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

NA

31°F

-1°C

Humidity 93%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility NA
Last update 29 Mar 07:00 PM MDT
Extended Forecast for

10 Miles W St Mary MT

Winter Weather Advisory March 29, 08:00pm until March 30, 10:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Tonight

    Tonight: Snow. The snow could be heavy at times. Widespread blowing snow. Steady temperature around 25. Windy, with a southwest wind 28 to 30 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 5 to 9 inches possible.

    Low: 25 °F

    Heavy Snow
    and Blowing
    Snow

  • Monday

    Monday: Snow. Widespread blowing snow, mainly before 9am. Temperature falling to around 16 by 4pm. Wind chill values as low as zero. Breezy, with a west southwest wind 24 to 29 mph decreasing to 18 to 23 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    High: 19 °F⇓

    Snow and
    Blowing Snow

  • Monday Night

    Monday Night: A 40 percent chance of snow, mainly before 9pm. Partly cloudy, with a low around 5. Wind chill values as low as -10. West wind 9 to 17 mph becoming south southeast in the evening. Winds could gust as high as 24 mph. New snow accumulation of less than a half inch possible.

    Low: 5 °F

    Chance Snow
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 26. Wind chill values as low as -5. South wind 9 to 15 mph, with gusts as high as 21 mph.

    High: 26 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 16. Southwest wind 13 to 15 mph, with gusts as high as 21 mph.

    Low: 16 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of snow after noon. Partly sunny, with a high near 33. Southwest wind 13 to 15 mph, with gusts as high as 22 mph.

    High: 33 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Wednesday Night

    Wednesday Night: Snow. Low around 25. Southwest wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    Low: 25 °F

    Snow

  • Thursday

    Thursday: Snow. The snow could be heavy at times. Cloudy, with a high near 27. West northwest wind 15 to 21 mph, with gusts as high as 32 mph.

    High: 27 °F

    Heavy Snow

  • Thursday Night

    Thursday Night: Snow likely. Mostly cloudy, with a low around 18. Blustery.

    Low: 18 °F

    Snow Likely
    and Blustery

Detailed Forecast

Tonight
Snow. The snow could be heavy at times. Widespread blowing snow. Steady temperature around 25. Windy, with a southwest wind 28 to 30 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 5 to 9 inches possible.
Monday
Snow. Widespread blowing snow, mainly before 9am. Temperature falling to around 16 by 4pm. Wind chill values as low as zero. Breezy, with a west southwest wind 24 to 29 mph decreasing to 18 to 23 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Monday Night
A 40 percent chance of snow, mainly before 9pm. Partly cloudy, with a low around 5. Wind chill values as low as -10. West wind 9 to 17 mph becoming south southeast in the evening. Winds could gust as high as 24 mph. New snow accumulation of less than a half inch possible.
Tuesday
Mostly cloudy, with a high near 26. Wind chill values as low as -5. South wind 9 to 15 mph, with gusts as high as 21 mph.
Tuesday Night
Mostly cloudy, with a low around 16. Southwest wind 13 to 15 mph, with gusts as high as 21 mph.
Wednesday
A 20 percent chance of snow after noon. Partly sunny, with a high near 33. Southwest wind 13 to 15 mph, with gusts as high as 22 mph.
Wednesday Night
Snow. Low around 25. Southwest wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow. The snow could be heavy at times. Cloudy, with a high near 27. West northwest wind 15 to 21 mph, with gusts as high as 32 mph.
Thursday Night
Snow likely. Mostly cloudy, with a low around 18. Blustery.
Friday
A chance of snow. Mostly cloudy, with a high near 28.
Friday Night
A chance of snow. Mostly cloudy, with a low around 20.
Saturday
A slight chance of snow. Partly sunny, with a high near 33.
Saturday Night
Partly cloudy, with a low around 24.
Sunday
A slight chance of snow. Partly sunny, with a high near 35.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles W St Mary MT
 48.76°N 113.67°W (Elev. 7244 ft)
Last Update:
6:22 pm MDT Mar 29, 2026
Forecast Valid:
7pm MDT Mar 29, 2026-6pm MDT Apr 5, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation