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

DAMAGING WIND potential for Montana and portions of Idaho tonight and again Tuesday night and Wednesday. Gusts 50 mph+ tonight and 60 to 70 mph by Wednesday could knock down branches and topple trees. Power outages and damage to structures are possible.

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Hazardous Weather Conditions

Current conditions at

Georgetown Lake (MTGTL)

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

unknown precip

41°F

5°C

Humidity 73%
Wind Speed SW 10 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Wind Chill35°F (2°C)
Last update 15 Dec 05:30 PM MST
Extended Forecast for

18 Miles WSW Georgetown MT

High Wind Watch December 17, 05:00am until December 17, 05:00pm
Click here for hazard details and duration
High Wind Watch

  • This Afternoon

    This Afternoon: A 40 percent chance of rain. Partly sunny, with a high near 40. Southwest wind around 16 mph, with gusts as high as 43 mph.

    High: 40 °F

    Chance Rain

  • Tonight

    Tonight: Rain likely, possibly mixed with snow, becoming all snow after 2am. Mostly cloudy, with a low around 30. Southwest wind 16 to 20 mph, with gusts as high as 60 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Rain/Snow
    Likely

  • Tuesday

    Tuesday: A 50 percent chance of snow. Partly sunny, with a high near 35. West southwest wind 14 to 16 mph, with gusts as high as 49 mph. New snow accumulation of less than a half inch possible.

    High: 35 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: Snow after 11pm, mixing with rain after 5am. Patchy blowing snow after 3am. Low around 23. Windy, with a south southwest wind 14 to 19 mph increasing to 28 to 33 mph after midnight. Winds could gust as high as 60 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    Low: 23 °F

    Snow then
    Rain/Snow and
    Patchy
    Blowing Snow

  • Wednesday

    Wednesday: Rain and snow, becoming all snow after 8am. The snow could be heavy at times. Patchy blowing snow. High near 35. Windy, with a west wind 29 to 34 mph decreasing to 22 to 27 mph in the afternoon. Winds could gust as high as 60 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 35 °F

    Rain/Snow and
    Patchy
    Blowing Snow

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 18. Breezy.

    Low: 18 °F

    Slight Chance
    Snow and
    Breezy then
    Mostly Cloudy

  • Thursday

    Thursday: Snow, mainly after 11am. High near 33. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    High: 33 °F

    Snow

  • Thursday Night

    Thursday Night: Snow before 11pm, then rain and snow. Cloudy, with a low around 28.

    Low: 28 °F

    Rain/Snow

  • Friday

    Friday: Snow. Mostly cloudy, with a high near 33.

    High: 33 °F

    Snow

Detailed Forecast

This Afternoon
A 40 percent chance of rain. Partly sunny, with a high near 40. Southwest wind around 16 mph, with gusts as high as 43 mph.
Tonight
Rain likely, possibly mixed with snow, becoming all snow after 2am. Mostly cloudy, with a low around 30. Southwest wind 16 to 20 mph, with gusts as high as 60 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Tuesday
A 50 percent chance of snow. Partly sunny, with a high near 35. West southwest wind 14 to 16 mph, with gusts as high as 49 mph. New snow accumulation of less than a half inch possible.
Tuesday Night
Snow after 11pm, mixing with rain after 5am. Patchy blowing snow after 3am. Low around 23. Windy, with a south southwest wind 14 to 19 mph increasing to 28 to 33 mph after midnight. Winds could gust as high as 60 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Wednesday
Rain and snow, becoming all snow after 8am. The snow could be heavy at times. Patchy blowing snow. High near 35. Windy, with a west wind 29 to 34 mph decreasing to 22 to 27 mph in the afternoon. Winds could gust as high as 60 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Wednesday Night
A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 18. Breezy.
Thursday
Snow, mainly after 11am. High near 33. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Thursday Night
Snow before 11pm, then rain and snow. Cloudy, with a low around 28.
Friday
Snow. Mostly cloudy, with a high near 33.
Friday Night
A chance of snow. Mostly cloudy, with a low around 16.
Saturday
A chance of snow. Partly sunny, with a high near 25.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 16.
Sunday
A chance of snow. Partly sunny, with a high near 29.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 23.
Monday
A chance of snow. Partly sunny, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
18 Miles WSW Georgetown MT
 46.08°N 113.59°W (Elev. 7103 ft)
Last Update:
1:01 pm MST Dec 15, 2025
Forecast Valid:
5pm MST Dec 15, 2025-6pm MST Dec 22, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation