Widespread Precipitation and Gusty Winds in the West; Snow from the Great Lakes to the Northeast

A Pacific storm system is expected to bring strong winds and more precipitation to the western U.S., along with the likelihood of snowfall into the Sierra Nevada. Accumulating snow will develop downwind from the Great Lakes into parts of the Northeast through Saturday. Polar air will surge into the eastern half of the country this weekend. Read More >

Current conditions at

FLATTOP MTN. (FTMM8)

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

NA

33°F

1°C

Humidity 60%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 21°F (-6°C)
Visibility NA
Last update 13 Nov 09:00 AM MST
Extended Forecast for

16 Miles W St Mary MT

  • Today

    Today: Mostly sunny, with a high near 40. South southwest wind around 6 mph.

    High: 40 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 30. South wind around 8 mph.

    Low: 30 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of snow before noon, then a slight chance of snow after 1pm.  Increasing clouds, with a high near 33. Southwest wind 8 to 17 mph, with gusts as high as 25 mph.  Chance of precipitation is 20%.

    High: 33 °F

    Slight Chance
    Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 28. Breezy, with a west southwest wind 18 to 23 mph, with gusts as high as 31 mph.

    Low: 28 °F

    Mostly Cloudy
    and Breezy

  • Sunday

    Sunday: Partly sunny, with a high near 32. Southwest wind 18 to 21 mph, with gusts as high as 28 mph.

    High: 32 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 27. Southwest wind 17 to 21 mph, with gusts as high as 29 mph.

    Low: 27 °F

    Mostly Cloudy

  • Monday

    Monday: A 30 percent chance of snow, mainly after 11am.  Partly sunny, with a high near 30. Southwest wind 14 to 16 mph, with gusts as high as 22 mph.  Little or no snow accumulation expected.

    High: 30 °F

    Chance Snow

  • Monday Night

    Monday Night: A slight chance of snow before 11pm.  Mostly cloudy, with a low around 24. Southwest wind 13 to 16 mph, with gusts as high as 23 mph.

    Low: 24 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 40. South southwest wind around 6 mph.
Tonight
Partly cloudy, with a low around 30. South wind around 8 mph.
Saturday
A slight chance of snow before noon, then a slight chance of snow after 1pm. Increasing clouds, with a high near 33. Southwest wind 8 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Saturday Night
Mostly cloudy, with a low around 28. Breezy, with a west southwest wind 18 to 23 mph, with gusts as high as 31 mph.
Sunday
Partly sunny, with a high near 32. Southwest wind 18 to 21 mph, with gusts as high as 28 mph.
Sunday Night
Mostly cloudy, with a low around 27. Southwest wind 17 to 21 mph, with gusts as high as 29 mph.
Monday
A 30 percent chance of snow, mainly after 11am. Partly sunny, with a high near 30. Southwest wind 14 to 16 mph, with gusts as high as 22 mph. Little or no snow accumulation expected.
Monday Night
A slight chance of snow before 11pm. Mostly cloudy, with a low around 24. Southwest wind 13 to 16 mph, with gusts as high as 23 mph.
Tuesday
Partly sunny, with a high near 28.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 21.
Wednesday
A chance of snow. Partly sunny, with a high near 26.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 20.
Thursday
A chance of snow. Mostly cloudy, with a high near 24.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
16 Miles W St Mary MT
 48.79°N 113.77°W (Elev. 7480 ft)
11:31 pm MST Nov 12, 2026
10am MST Nov 13, 2026-6pm MST Nov 19, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database