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.

unknown precip

20°F

-7°C

Humidity 85%
Wind Speed W 4 MPH
Barometer NA
Dewpoint 16°F (-9°C)
Visibility NA
Wind Chill14°F (-10°C)
Last update 16 Apr 11:30 AM MDT
Extended Forecast for

11 Miles SSE Georgetown MT

  • Today

    Today: Snow likely, mainly after 5pm.  Mostly cloudy, with a high near 13. Wind chill values as low as -10. Blustery, with a west northwest wind 22 to 25 mph, with gusts as high as 38 mph.  Chance of precipitation is 70%. Total daytime snow accumulation of 1 to 3 inches possible.

    High: 13 °F

    Snow Likely
    and Blustery

  • Tonight

    Tonight: Snow likely, mainly before 10pm. The snow could be heavy at times.  Mostly cloudy, with a low around 10. Wind chill values as low as -10. Blustery, with a west northwest wind 20 to 26 mph, with gusts as high as 38 mph.  Chance of precipitation is 60%. New snow accumulation of 2 to 4 inches possible.

    Low: 10 °F

    Heavy Snow
    and Blustery
    then Heavy
    Snow

  • Friday

    Friday: Snow.  High near 19. Wind chill values as low as -9. Breezy, with a west northwest wind around 22 mph, with gusts as high as 33 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 19 °F

    Snow and
    Breezy

  • Friday Night

    Friday Night: A 20 percent chance of snow before midnight.  Partly cloudy, with a low around 9. Wind chill values as low as -8. Blustery, with a west northwest wind 15 to 23 mph, with gusts as high as 32 mph.

    Low: 9 °F

    Slight Chance
    Snow and
    Blustery then
    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 32. Southwest wind around 17 mph, with gusts as high as 29 mph.

    High: 32 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

Detailed Forecast

Today
Snow likely, mainly after 5pm. Mostly cloudy, with a high near 13. Wind chill values as low as -10. Blustery, with a west northwest wind 22 to 25 mph, with gusts as high as 38 mph. Chance of precipitation is 70%. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
Snow likely, mainly before 10pm. The snow could be heavy at times. Mostly cloudy, with a low around 10. Wind chill values as low as -10. Blustery, with a west northwest wind 20 to 26 mph, with gusts as high as 38 mph. Chance of precipitation is 60%. New snow accumulation of 2 to 4 inches possible.
Friday
Snow. High near 19. Wind chill values as low as -9. Breezy, with a west northwest wind around 22 mph, with gusts as high as 33 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Friday Night
A 20 percent chance of snow before midnight. Partly cloudy, with a low around 9. Wind chill values as low as -8. Blustery, with a west northwest wind 15 to 23 mph, with gusts as high as 32 mph.
Saturday
Sunny, with a high near 32. Southwest wind around 17 mph, with gusts as high as 29 mph.
Saturday Night
Partly cloudy, with a low around 19.
Sunday
Mostly sunny, with a high near 40.
Sunday Night
Mostly cloudy, with a low around 25.
Monday
Mostly sunny, with a high near 45.
Monday Night
A slight chance of snow. Partly cloudy, with a low around 30.
Tuesday
A chance of snow. Mostly sunny, with a high near 45.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 29.
Wednesday
Snow likely. Mostly cloudy, with a high near 33. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles SSE Georgetown MT
 46.05°N 113.18°W (Elev. 9767 ft)
2:00 am MDT Apr 16, 2026
11am 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