Tracking Atmospheric River in the Northwest U.S. and Clipper with Winter Weather in the Northeast U.S.

A prolonged atmospheric river will continue to bring gusty winds, heavy rainfall which may lead to urban and river flooding with possible landslides, and heavy inter-mountain snow over the Pacific Northwest into the northern Rockies through Thursday. A clipper will cross the Great Lakes and Northeast U.S. into Thursday with areas of moderate to heavy snow and mixed wintry precipitation. Read More >

Current conditions at

Georgetown Lake (MTGTL)

Lat: 46.191°NLon: 113.3°WElev: 6338.0ft.

NA

42°F

6°C

Humidity 61%
Wind Speed SSW 18 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility NA
Wind Chill34°F (1°C)
Last update 10 Dec 07:45 PM MST
Extended Forecast for

22 Miles ENE Sula MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 31. West southwest wind 18 to 20 mph, with gusts as high as 41 mph.

    Low: 31 °F

    Mostly Cloudy

  • Thursday

    Thursday: Snow, possibly mixed with rain, becoming all snow after 2pm.  High near 32. West southwest wind 17 to 20 mph, with gusts as high as 45 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 32 °F

    Rain/Snow

  • Thursday Night

    Thursday Night: Snow.  Low around 31. West wind 14 to 17 mph, with gusts as high as 41 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 31 °F

    Snow

  • Friday

    Friday: Snow likely, mainly before 11am.  Mostly cloudy, with a high near 33. West southwest wind 10 to 13 mph, with gusts as high as 28 mph.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 33 °F

    Snow Likely
    then Chance
    Snow

  • Friday Night

    Friday Night: A 20 percent chance of snow after 11pm.  Mostly cloudy, with a low around 27. West southwest wind 13 to 16 mph, with gusts as high as 31 mph.

    Low: 27 °F

    Slight Chance
    Snow

  • Saturday

    Saturday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 31. West southwest wind 18 to 20 mph, with gusts as high as 41 mph.
Thursday
Snow, possibly mixed with rain, becoming all snow after 2pm. High near 32. West southwest wind 17 to 20 mph, with gusts as high as 45 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
Snow. Low around 31. West wind 14 to 17 mph, with gusts as high as 41 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Friday
Snow likely, mainly before 11am. Mostly cloudy, with a high near 33. West southwest wind 10 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Friday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 27. West southwest wind 13 to 16 mph, with gusts as high as 31 mph.
Saturday
Mostly sunny, with a high near 35.
Saturday Night
Mostly clear, with a low around 27.
Sunday
Mostly sunny, with a high near 35.
Sunday Night
Mostly cloudy, with a low around 27.
Monday
A chance of snow after 11am. Partly sunny, with a high near 34.
Monday Night
Snow likely. Mostly cloudy, with a low around 29.
Tuesday
Snow. Mostly cloudy, with a high near 30.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 24.
Wednesday
Snow likely. Mostly cloudy, with a high near 27.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
22 Miles ENE Sula MT
 45.95°N 113.56°W (Elev. 8399 ft)
1:02 pm MST Dec 10, 2025
8pm MST Dec 10, 2025-6pm MST Dec 17, 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