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.

NA

40°F

4°C

Humidity 93%
Wind Speed NNW 2 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 04 Oct 05:00 AM MDT
Extended Forecast for

21 Miles SW Georgetown MT

  • Overnight

    Overnight: A slight chance of rain and snow. Cloudy, with a low around 32. North wind around 6 mph. Chance of precipitation is 20%.

    Low: 32 °F

    Slight Chance
    Rain/Snow

  • Saturday

    Saturday: A slight chance of rain and snow before 9am, then a chance of rain and snow after 3pm. Cloudy, with a high near 40. North wind 6 to 8 mph, with gusts as high as 21 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 40 °F

    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Rain and snow likely before 8pm, then snow. Some thunder is also possible. Low around 27. Northwest wind 5 to 7 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

    Low: 27 °F

    Rain/Snow
    Likely then
    Snow

  • Sunday

    Sunday: Snow, mainly before noon. High near 35. North northeast wind 5 to 7 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    High: 35 °F

    Snow then
    Chance Snow

  • Sunday Night

    Sunday Night: Widespread frost after 7pm. Otherwise, partly cloudy, with a low around 21. North northeast wind around 5 mph becoming calm in the evening.

    Low: 21 °F

    Frost

  • Monday

    Monday: Widespread frost before 10am. Otherwise, sunny, with a high near 44.

    High: 44 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Widespread frost between 9pm and midnight. Otherwise, clear, with a low around 28.

    Low: 28 °F

    Frost then
    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 31.

    Low: 31 °F

    Clear

Detailed Forecast

Overnight
A slight chance of rain and snow. Cloudy, with a low around 32. North wind around 6 mph. Chance of precipitation is 20%.
Saturday
A slight chance of rain and snow before 9am, then a chance of rain and snow after 3pm. Cloudy, with a high near 40. North wind 6 to 8 mph, with gusts as high as 21 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Saturday Night
Rain and snow likely before 8pm, then snow. Some thunder is also possible. Low around 27. Northwest wind 5 to 7 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.
Sunday
Snow, mainly before noon. High near 35. North northeast wind 5 to 7 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Sunday Night
Widespread frost after 7pm. Otherwise, partly cloudy, with a low around 21. North northeast wind around 5 mph becoming calm in the evening.
Monday
Widespread frost before 10am. Otherwise, sunny, with a high near 44.
Monday Night
Widespread frost between 9pm and midnight. Otherwise, clear, with a low around 28.
Tuesday
Sunny, with a high near 51.
Tuesday Night
Clear, with a low around 31.
Wednesday
Sunny, with a high near 52.
Wednesday Night
Mostly clear, with a low around 34.
Thursday
Sunny, with a high near 55.
Thursday Night
Mostly clear, with a low around 34.
Friday
Sunny, with a high near 57.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
21 Miles SW Georgetown MT
 45.96°N 113.53°W (Elev. 7596 ft)
Last Update:
3:30 am MDT Oct 4, 2025
Forecast Valid:
5am MDT Oct 4, 2025-6pm MDT Oct 10, 2025
 
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