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

Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Current conditions at

Georgetown Lake (MTGTL)

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

NA

41°F

5°C

Humidity 25%
Wind Speed NW 0 MPH
Barometer NA
Dewpoint 8°F (-13°C)
Visibility NA
Last update 18 Apr 12:00 PM MDT
Extended Forecast for

21 Miles SW Georgetown MT

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 43. Southwest wind around 6 mph, with gusts as high as 20 mph.

    High: 43 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 25. Light south wind.

    Low: 25 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 52. Calm wind becoming south southwest around 5 mph.

    High: 52 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 58. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 58 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of rain. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: A chance of rain before 9am, then rain and snow showers. Some thunder is also possible. Mostly cloudy, with a high near 47.

    High: 47 °F

    Rain/Snow

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 43. Southwest wind around 6 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 25. Light south wind.
Sunday
Sunny, with a high near 52. Calm wind becoming south southwest around 5 mph.
Sunday Night
Mostly cloudy, with a low around 34. Calm wind.
Monday
Mostly sunny, with a high near 58. Calm wind becoming southwest around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 39.
Tuesday
Mostly sunny, with a high near 62.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 38.
Wednesday
A chance of rain before 9am, then rain and snow showers. Some thunder is also possible. Mostly cloudy, with a high near 47.
Wednesday Night
Rain and snow, becoming all snow after 9pm. The snow could be heavy at times. Cloudy, with a low around 28.
Thursday
Snow. Mostly cloudy, with a high near 34.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 18.
Friday
A chance of snow. Partly sunny, with a high near 37.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
21 Miles SW Georgetown MT
 45.99°N 113.57°W (Elev. 7684 ft)
Last Update:
12:21 pm MDT Apr 18, 2026
Forecast Valid:
12pm MDT Apr 18, 2026-6pm MDT Apr 24, 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