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

Georgetown Lake (MTGTL)

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

unknown precip

44°F

7°C

Humidity 92%
Wind Speed NNW 2 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 03 Oct 06:30 PM MDT
Extended Forecast for

21 Miles SW Georgetown MT

  • Tonight

    Tonight: Rain likely before midnight, then a slight chance of rain and snow between midnight and 3am, then a chance of snow after 3am. Mostly cloudy, with a low around 30. North northwest wind around 7 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 30 °F

    Rain Likely
    then Chance
    Rain/Snow

  • Saturday

    Saturday: A chance of snow before noon, then a chance of snow after 3pm. Mostly cloudy, with a high near 36. North wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.

    High: 36 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Snow. Low around 27. Northwest wind 6 to 8 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    Low: 27 °F

    Snow

  • Sunday

    Sunday: Snow, mainly before noon. High near 31. Northwest wind around 6 mph becoming northeast in the afternoon. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    High: 31 °F

    Snow then
    Chance Snow

  • Sunday Night

    Sunday Night: Widespread frost after midnight. Otherwise, partly cloudy, with a low around 20. North northeast wind around 6 mph becoming light and variable after midnight.

    Low: 20 °F

    Partly Cloudy
    then Frost

  • Monday

    Monday: Sunny, with a high near 41.

    High: 41 °F

    Sunny

  • Monday Night

    Monday Night: Widespread frost between 8pm and 3am. Otherwise, clear, with a low around 27.

    Low: 27 °F

    Frost

  • Tuesday

    Tuesday: Sunny, with a high near 48.

    High: 48 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Widespread frost between 9pm and 11pm. Otherwise, clear, with a low around 30.

    Low: 30 °F

    Frost then
    Clear

Detailed Forecast

Tonight
Rain likely before midnight, then a slight chance of rain and snow between midnight and 3am, then a chance of snow after 3am. Mostly cloudy, with a low around 30. North northwest wind around 7 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday
A chance of snow before noon, then a chance of snow after 3pm. Mostly cloudy, with a high near 36. North wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.
Saturday Night
Snow. Low around 27. Northwest wind 6 to 8 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Sunday
Snow, mainly before noon. High near 31. Northwest wind around 6 mph becoming northeast in the afternoon. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Sunday Night
Widespread frost after midnight. Otherwise, partly cloudy, with a low around 20. North northeast wind around 6 mph becoming light and variable after midnight.
Monday
Sunny, with a high near 41.
Monday Night
Widespread frost between 8pm and 3am. Otherwise, clear, with a low around 27.
Tuesday
Sunny, with a high near 48.
Tuesday Night
Widespread frost between 9pm and 11pm. Otherwise, clear, with a low around 30.
Wednesday
Sunny, with a high near 47.
Wednesday Night
A slight chance of rain and snow. Mostly clear, with a low around 33.
Thursday
A slight chance of rain and snow. Mostly sunny, with a high near 49.
Thursday Night
A slight chance of rain and snow. Partly cloudy, with a low around 33.
Friday
A chance of rain and snow. Partly sunny, with a high near 50.
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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. 8357 ft)
Last Update:
2:31 pm MDT Oct 3, 2025
Forecast Valid:
6pm MDT Oct 3, 2025-6pm MDT Oct 10, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation