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

FLATTOP MTN. (FTMM8)

Lat: 48.80225°NLon: 113.85713°WElev: 6300.0ft.

NA

26°F

-3°C

Humidity 96%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility NA
Last update 03 Apr 02:00 AM MDT
Extended Forecast for

16 Miles W St Mary MT

  • Today

    Today: A slight chance of snow between 4pm and 5pm. Partly sunny, with a high near 28. West southwest wind 11 to 18 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    High: 28 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Tonight

    Tonight: Mostly cloudy, with a low around 21. Southwest wind 16 to 18 mph, with gusts as high as 24 mph.

    Low: 21 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 33. West southwest wind around 16 mph, with gusts as high as 22 mph.

    High: 33 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of snow after midnight. Partly cloudy, with a low around 22. West southwest wind 8 to 15 mph becoming north northeast after midnight. Winds could gust as high as 20 mph.

    Low: 22 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Sunday

    Sunday: A 20 percent chance of snow before noon. Partly sunny, with a high near 35. East wind around 9 mph.

    High: 35 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 21. East wind around 10 mph.

    Low: 21 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 39. Northeast wind 8 to 11 mph becoming southwest in the afternoon.

    High: 39 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 29. Southwest wind 14 to 17 mph, with gusts as high as 22 mph.

    Low: 29 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of snow after noon. Mostly sunny, with a high near 35. Breezy.

    High: 35 °F

    Breezy.
    Mostly Sunny
    then Chance
    Snow

Detailed Forecast

Today
A slight chance of snow between 4pm and 5pm. Partly sunny, with a high near 28. West southwest wind 11 to 18 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, with a low around 21. Southwest wind 16 to 18 mph, with gusts as high as 24 mph.
Saturday
Partly sunny, with a high near 33. West southwest wind around 16 mph, with gusts as high as 22 mph.
Saturday Night
A 20 percent chance of snow after midnight. Partly cloudy, with a low around 22. West southwest wind 8 to 15 mph becoming north northeast after midnight. Winds could gust as high as 20 mph.
Sunday
A 20 percent chance of snow before noon. Partly sunny, with a high near 35. East wind around 9 mph.
Sunday Night
Mostly cloudy, with a low around 21. East wind around 10 mph.
Monday
Mostly cloudy, with a high near 39. Northeast wind 8 to 11 mph becoming southwest in the afternoon.
Monday Night
Mostly cloudy, with a low around 29. Southwest wind 14 to 17 mph, with gusts as high as 22 mph.
Tuesday
A chance of snow after noon. Mostly sunny, with a high near 35. Breezy.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 17. Breezy.
Wednesday
Snow likely. Mostly cloudy, with a high near 21.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 10.
Thursday
A chance of snow. Partly sunny, with a high near 24.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
16 Miles W St Mary MT
 48.79°N 113.77°W (Elev. 7480 ft)
Last Update:
3:27 am MDT Apr 3, 2026
Forecast Valid:
4am MDT Apr 3, 2026-6pm MDT Apr 9, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation