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

20°F

-7°C

Humidity 83%
Wind Speed S 0 MPH
Barometer NA
Dewpoint 16°F (-9°C)
Visibility NA
Last update 16 Apr 06:15 AM MDT
Extended Forecast for

14 Miles SSW 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: 15 °F

    Snow and
    Blustery

  • Tonight

    Tonight: Snow likely before 4am, then a slight chance of snow after 5am.  Mostly cloudy, with a low around 11. Wind chill values as low as -6. Blustery, with a west northwest wind 15 to 23 mph, with gusts as high as 33 mph.  Chance of precipitation is 60%. New snow accumulation of 2 to 4 inches possible.

    Low: 11 °F

    Snow Likely
    and Blustery

  • Friday

    Friday: Snow.  High near 21. Wind chill values as low as -5. West northwest wind 16 to 18 mph, with gusts as high as 29 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    High: 21 °F

    Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 10. Wind chill values as low as -5. West northwest wind 10 to 20 mph becoming southwest after midnight. Winds could gust as high as 29 mph.

    Low: 10 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 34. South southwest wind around 14 mph, with gusts as high as 25 mph.

    High: 34 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

  • Sunday Night

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

    Low: 27 °F

    Mostly Cloudy

Detailed Forecast

Today
Snow. High near 15. Wind chill values as low as -8. Blustery, with a west northwest wind 15 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
Snow likely before 4am, then a slight chance of snow after 5am. Mostly cloudy, with a low around 11. Wind chill values as low as -6. Blustery, with a west northwest wind 15 to 23 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New snow accumulation of 2 to 4 inches possible.
Friday
Snow. High near 21. Wind chill values as low as -5. West northwest wind 16 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Friday Night
Partly cloudy, with a low around 10. Wind chill values as low as -5. West northwest wind 10 to 20 mph becoming southwest after midnight. Winds could gust as high as 29 mph.
Saturday
Sunny, with a high near 34. South southwest wind around 14 mph, with gusts as high as 25 mph.
Saturday Night
Partly cloudy, with a low around 21.
Sunday
Mostly sunny, with a high near 42.
Sunday Night
Mostly cloudy, with a low around 27.
Monday
Mostly sunny, with a high near 46.
Monday Night
A slight chance of rain and snow before 3am, then a slight chance of snow. Partly cloudy, with a low around 31.
Tuesday
A chance of snow. Mostly sunny, with a high near 46.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 30.
Wednesday
Snow likely. Mostly cloudy, with a high near 34.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles SSW Georgetown MT
 46.01°N 113.39°W (Elev. 9035 ft)
2:00 am MDT Apr 16, 2026
6am MDT Apr 16, 2026-6pm MDT Apr 22, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database