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

Prolonged dangerous winter storm conditions in the high country of western Montana and north-central Idaho later this week with localized damaging winds

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Hazardous Weather Conditions

Current conditions at

Georgetown Lake (MTGTL)

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

NA

19°F

-7°C

Humidity 64%
Wind Speed WSW 10 MPH
Barometer NA
Dewpoint 9°F (-13°C)
Visibility NA
Wind Chill8°F (-13°C)
Last update 09 Mar 09:00 PM MDT
Extended Forecast for

21 Miles SW Georgetown MT

Winter Storm Watch March 11, 06:00pm until March 14, 12:00pm
Click here for hazard details and duration
Winter Storm Watch

  • Tonight

    Tonight: A 20 percent chance of snow after 5am. Mostly cloudy, with a low around 6. Wind chill values as low as -4. West southwest wind 6 to 10 mph, with gusts as high as 25 mph.

    Low: 6 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Tuesday

    Tuesday: A chance of snow before 9am, then a chance of snow after 10am. Partly sunny, with a high near 14. Wind chill values as low as -7. West wind 6 to 16 mph, with gusts as high as 34 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.

    High: 14 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow, mainly before midnight. Partly cloudy, with a low around 5. Wind chill values as low as -9. Southwest wind 8 to 15 mph, with gusts as high as 33 mph. New snow accumulation of less than a half inch possible.

    Low: 5 °F

    Chance Snow

  • Wednesday

    Wednesday: Snow likely, mainly after noon. Mostly cloudy, with a high near 25. Wind chill values as low as -8. Southwest wind 11 to 17 mph, with gusts as high as 39 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 25 °F

    Chance Snow
    then Snow
    Likely

  • Wednesday Night

    Wednesday Night: Snow. Low around 23. Southwest wind around 18 mph, with gusts as high as 41 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    Low: 23 °F

    Snow

  • Thursday

    Thursday: Snow. The snow could be heavy at times. High near 29. Breezy. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    High: 29 °F

    Heavy Snow
    and Breezy

  • Thursday Night

    Thursday Night: Snow. The snow could be heavy at times. Low around 28. Breezy. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

    Low: 28 °F

    Heavy Snow
    and Breezy

  • Friday

    Friday: Snow. Cloudy, with a high near 32.

    High: 32 °F

    Snow

  • Friday Night

    Friday Night: Snow. The snow could be heavy at times. Cloudy, with a low around 28.

    Low: 28 °F

    Heavy Snow

Detailed Forecast

Tonight
A 20 percent chance of snow after 5am. Mostly cloudy, with a low around 6. Wind chill values as low as -4. West southwest wind 6 to 10 mph, with gusts as high as 25 mph.
Tuesday
A chance of snow before 9am, then a chance of snow after 10am. Partly sunny, with a high near 14. Wind chill values as low as -7. West wind 6 to 16 mph, with gusts as high as 34 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.
Tuesday Night
A 30 percent chance of snow, mainly before midnight. Partly cloudy, with a low around 5. Wind chill values as low as -9. Southwest wind 8 to 15 mph, with gusts as high as 33 mph. New snow accumulation of less than a half inch possible.
Wednesday
Snow likely, mainly after noon. Mostly cloudy, with a high near 25. Wind chill values as low as -8. Southwest wind 11 to 17 mph, with gusts as high as 39 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Wednesday Night
Snow. Low around 23. Southwest wind around 18 mph, with gusts as high as 41 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Thursday
Snow. The snow could be heavy at times. High near 29. Breezy. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Thursday Night
Snow. The snow could be heavy at times. Low around 28. Breezy. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.
Friday
Snow. Cloudy, with a high near 32.
Friday Night
Snow. The snow could be heavy at times. Cloudy, with a low around 28.
Saturday
Snow. The snow could be heavy at times. Cloudy, with a high near 29. Breezy.
Saturday Night
Snow likely. Mostly cloudy, with a low around 17. Breezy.
Sunday
Snow likely. Mostly cloudy, with a high near 28.
Sunday Night
Snow likely. Cloudy, with a low around 25.
Monday
Snow likely. Mostly cloudy, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
21 Miles SW Georgetown MT
 45.96°N 113.5°W (Elev. 8360 ft)
Last Update:
2:01 pm MDT Mar 9, 2026
Forecast Valid:
9pm MDT Mar 9, 2026-6pm MDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation