Sinlaku Continues to Impact the Marianas; Severe Weather for the Central Plains and Northeast; Record Warmth for mid-Atlantic to Southeast

Sinlaku continues to affect the Marianas as it moves north through Friday. Meanwhile, severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley today and for the Central/Southern Plains on Friday. Considerable flooding impacts are ongoing in the Upper Great Lakes, and expected to continue through the weekend. Fire weather concerns persist in the Plains. Read More >

Current conditions at

Georgetown Lake (MTGTL)

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

NA

22°F

-6°C

Humidity 75%
Wind Speed SW 9 MPH
Barometer NA
Dewpoint 15°F (-9°C)
Visibility NA
Wind Chill12°F (-11°C)
Last update 16 Apr 07:45 AM MDT
Extended Forecast for

22 Miles SW Georgetown MT

Winter Weather Advisory until April 16, 09:00am
Click here for hazard details and duration
...
  •  
    Winter Weather Advisory until April 16, 09:00am

    NOW until 9:00am Thu

    Winter Weather Advisory

  • Today

    High: 24 °F

    Snow

  • Tonight

    Tonight: Snow likely, mainly before 10pm.  Mostly cloudy, with a low around 15. West northwest wind 5 to 9 mph becoming calm  after midnight. Winds could gust as high as 28 mph.  Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 15 °F

    Snow Likely
    then Chance
    Snow

  • Friday

    Friday: Snow likely.  Mostly cloudy, with a high near 29. West wind 3 to 8 mph. Winds could gust as high as 24 mph.  Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    High: 29 °F

    Snow Likely

  • Friday Night

    Friday Night: Mostly clear, with a low around 15. West northwest wind around 6 mph becoming calm  in the evening. Winds could gust as high as 23 mph.

    Low: 15 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 42. Calm wind becoming southwest around 6 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 42 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

Detailed Forecast

Today
Snow. High near 24. West wind 6 to 10 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 15. West northwest wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Friday
Snow likely. Mostly cloudy, with a high near 29. West wind 3 to 8 mph. Winds could gust as high as 24 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Friday Night
Mostly clear, with a low around 15. West northwest wind around 6 mph becoming calm in the evening. Winds could gust as high as 23 mph.
Saturday
Sunny, with a high near 42. Calm wind becoming southwest around 6 mph in the afternoon. Winds could gust as high as 21 mph.
Saturday Night
Partly cloudy, with a low around 25.
Sunday
Mostly sunny, with a high near 51.
Sunday Night
Mostly cloudy, with a low around 32.
Monday
Mostly sunny, with a high near 55.
Monday Night
A slight chance of rain before midnight. Partly cloudy, with a low around 35.
Tuesday
A chance of rain and snow. Mostly sunny, with a high near 56.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 34.
Wednesday
Snow likely. Mostly cloudy, with a high near 44.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
22 Miles SW Georgetown MT
 45.99°N 113.57°W (Elev. 7684 ft)
2:00 am MDT Apr 16, 2026
8am MDT Apr 16, 2026-6pm MDT Apr 22, 2026
 
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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