National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather from the Southern Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, thunderstorms, and coastal impacts to the Marianas Islands into Wednesday. Typhoon conditions are likely over CNMI and tropical storm conditions over Guam. Severe thunderstorms and heavy rain are expected from the Southern Plains to the Great Lakes today. Read More >

Current conditions at

Georgetown Lake (MTGTL)

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

NA

34°F

1°C

Humidity 69%
Wind Speed WSW 7 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility NA
Wind Chill28°F (-2°C)
Last update 14 Apr 09:00 AM MDT
Extended Forecast for

11 Miles SSE Georgetown MT

  • Today

    Today: Mostly sunny, with a high near 29. Breezy, with a west southwest wind 20 to 25 mph, with gusts as high as 38 mph.

    High: 29 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: A 40 percent chance of snow showers, mainly after 5am. Mostly cloudy, with a low around 22. Breezy, with a southwest wind 22 to 25 mph, with gusts as high as 38 mph. New snow accumulation of less than one inch possible.

    Low: 22 °F

    Breezy.
    Mostly Cloudy
    then Chance
    Snow Showers

  • Wednesday

    Wednesday: Snow showers. Some thunder is also possible. High near 28. Breezy, with a southwest wind 22 to 28 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 28 °F

    Breezy. Snow
    Showers
    Likely then
    Snow Showers

  • Wednesday Night

    Wednesday Night: Snow showers. The snow could be heavy at times. Low around 11. Wind chill values as low as -6. Breezy, with a west wind 22 to 28 mph, with gusts as high as 39 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    Low: 11 °F

    Breezy. Heavy
    Snow then
    Snow Showers
    Likely

  • Thursday

    Thursday: Snow showers. High near 14. Blustery, with a west wind 20 to 23 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    High: 14 °F

    Snow Showers
    and Blustery

  • Thursday Night

    Thursday Night: Snow showers likely, mainly before midnight. Mostly cloudy, with a low around 9. Blustery. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 9 °F

    Snow Showers
    Likely and
    Blustery

  • Friday

    Friday: Snow showers. High near 19. Blustery. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    High: 19 °F

    Snow Showers
    and Blustery

  • Friday Night

    Friday Night: A chance of snow before midnight. Partly cloudy, with a low around 10. Blustery.

    Low: 10 °F

    Chance Snow
    and Blustery
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 31.

    High: 31 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 29. Breezy, with a west southwest wind 20 to 25 mph, with gusts as high as 38 mph.
Tonight
A 40 percent chance of snow showers, mainly after 5am. Mostly cloudy, with a low around 22. Breezy, with a southwest wind 22 to 25 mph, with gusts as high as 38 mph. New snow accumulation of less than one inch possible.
Wednesday
Snow showers. Some thunder is also possible. High near 28. Breezy, with a southwest wind 22 to 28 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Wednesday Night
Snow showers. The snow could be heavy at times. Low around 11. Wind chill values as low as -6. Breezy, with a west wind 22 to 28 mph, with gusts as high as 39 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Thursday
Snow showers. High near 14. Blustery, with a west wind 20 to 23 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
Snow showers likely, mainly before midnight. Mostly cloudy, with a low around 9. Blustery. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Friday
Snow showers. High near 19. Blustery. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Friday Night
A chance of snow before midnight. Partly cloudy, with a low around 10. Blustery.
Saturday
Sunny, with a high near 31.
Saturday Night
Partly cloudy, with a low around 19.
Sunday
Mostly sunny, with a high near 38.
Sunday Night
A slight chance of snow. Partly cloudy, with a low around 25.
Monday
A chance of snow. Partly sunny, with a high near 39.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles SSE Georgetown MT
 46.05°N 113.18°W (Elev. 9767 ft)
Last Update:
2:01 am MDT Apr 14, 2026
Forecast Valid:
9am MDT Apr 14, 2026-6pm MDT Apr 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation