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

Autumn Temperatures for Eastern Third of the Country; Super Typhoon Approaching Guam

Cooler and less humid conditions for the eastern third of the nation as a cold slides off the east coast. Combination of dry and breezy conditions may result in spread of wildfires across the lower Mississippi Valley. In addition, fire weather conditions linger into portions of Southern California. For Guam, a super typhoon is approaching. Read More >

Current conditions at

Georgetown Lake (MTGTL)

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

NA

50°F

10°C

Humidity 35%
Wind Speed E 1 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility NA
Last update 17 Oct 10:15 AM MDT
Extended Forecast for

17 Miles SW Georgetown MT

  • Today

    Today: Mostly sunny, with a high near 60. Southwest wind 7 to 17 mph, with gusts as high as 25 mph.

    High: 60 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 34. West southwest wind around 6 mph becoming calm in the evening.

    Low: 34 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 56. Light south wind.

    High: 56 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 36. Light south wind.

    Low: 36 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 60. South southeast wind 3 to 6 mph. Winds could gust as high as 18 mph.

    High: 60 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of rain before midnight. Mostly cloudy, with a low around 35.

    Low: 35 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 60. Southwest wind 7 to 17 mph, with gusts as high as 25 mph.
Tonight
Mostly cloudy, with a low around 34. West southwest wind around 6 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 56. Light south wind.
Sunday Night
Mostly clear, with a low around 36. Light south wind.
Monday
Mostly sunny, with a high near 60. South southeast wind 3 to 6 mph. Winds could gust as high as 18 mph.
Monday Night
Mostly cloudy, with a low around 37.
Tuesday
Partly sunny, with a high near 56.
Tuesday Night
A slight chance of rain before midnight. Mostly cloudy, with a low around 35.
Wednesday
Mostly sunny, with a high near 56.
Wednesday Night
Partly cloudy, with a low around 36.
Thursday
A chance of rain. Partly sunny, with a high near 54.
Thursday Night
Rain and snow likely. Mostly cloudy, with a low around 32.
Friday
Rain and snow likely. Mostly cloudy, with a high near 38.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
17 Miles SW Georgetown MT
 46.06°N 113.52°W (Elev. 6201 ft)
Last Update:
2:01 am MDT Oct 17, 2026
Forecast Valid:
10am MDT Oct 17, 2026-6pm MDT Oct 23, 2026
 
Forecast Discussion
 
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Additional Resources

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