Heavy Rain in the Southern U.S.; Winter Storm to Impact the Northern Mid-Atlantic and Interior Northeast

A storm system stretching from the Tennessee Valley to the Gulf Coast will bring a variety of hazards to the Eastern U.S. through Tuesday. On the south side of the system, heavy rain and thunderstorms will persist across the Southern U.S. Further north, a wintry precipitation mix is expected from the Central Appalachians to the interior Northeast through Tuesday. Read More >

Current conditions at

JETTE (JETM8)

Lat: 47.76706°NLon: 114.23378°WElev: 3593.0ft.

NA

28°F

-2°C

Humidity 100%
Wind Speed SSE 0 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Last update 02 Dec 02:43 AM MST
Extended Forecast for

Swan Lake MT

Winter Weather Advisory until December 2, 05:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until December 2, 05:00pm

    NOW until 5:00pm Tue

    Winter Weather Advisory

  • Overnight

    Low: 25 °F

    Heavy Snow

  • Tuesday

    Tuesday: Snow, mainly before 4pm.  High near 32. Calm wind.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 32 °F

    Snow

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow.  Mostly cloudy, with a low around 22. Calm wind.  New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Chance Snow

  • Wednesday

    Wednesday: A 30 percent chance of snow after 11am.  Cloudy, with a high near 31. Calm wind becoming southwest around 5 mph in the afternoon.  New snow accumulation of less than a half inch possible.

    High: 31 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: Snow likely, mainly after 11pm.  Cloudy, with a low around 26. Southwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    Low: 26 °F

    Snow Likely

  • Thursday

    Thursday: Snow, mainly after 11am.  High near 35. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    High: 35 °F

    Snow

  • Thursday Night

    Thursday Night: Snow likely.  Cloudy, with a low around 30. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 30 °F

    Snow Likely

  • Friday

    Friday: Snow likely before 11am, then rain and snow.  Cloudy, with a high near 38.

    High: 38 °F

    Rain/Snow

Detailed Forecast

Overnight
Snow. The snow could be heavy at times. Low around 25. Calm wind. Chance of precipitation is 90%. Total nighttime snow accumulation of 4 to 8 inches possible.
Tuesday
Snow, mainly before 4pm. High near 32. Calm wind. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Tuesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 22. Calm wind. New snow accumulation of less than a half inch possible.
Wednesday
A 30 percent chance of snow after 11am. Cloudy, with a high near 31. Calm wind becoming southwest around 5 mph in the afternoon. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow likely, mainly after 11pm. Cloudy, with a low around 26. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Thursday
Snow, mainly after 11am. High near 35. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Thursday Night
Snow likely. Cloudy, with a low around 30. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Friday
Snow likely before 11am, then rain and snow. Cloudy, with a high near 38.
Friday Night
Rain. Snow level 4500 feet. Cloudy, with a low around 34.
Saturday
Rain. Snow level 4400 feet. Cloudy, with a high near 40.
Saturday Night
Rain and snow likely. Snow level 4100 feet. Mostly cloudy, with a low around 34.
Sunday
Rain and snow likely. Snow level 4000 feet. Cloudy, with a high near 40.
Sunday Night
Rain and snow likely. Snow level 4100 feet. Mostly cloudy, with a low around 33.
Monday
Rain and snow likely. Snow level 3900 feet. Mostly cloudy, with a high near 42.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Swan Lake MT
 47.94°N 113.87°W (Elev. 3576 ft)
1:02 am MST Dec 2, 2025
3am MST Dec 2, 2025-6pm MST Dec 8, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database