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

Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

Georgetown Lake (MTGTL)

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

NA

30°F

-1°C

Humidity 45%
Wind Speed NW 5 MPH
Barometer NA
Dewpoint 11°F (-12°C)
Visibility NA
Wind Chill25°F (-4°C)
Last update 21 Jan 03:45 PM MST
Extended Forecast for

10 Miles SSE Georgetown MT

  • Tonight

    Tonight: Partly cloudy, with a low around 9. Wind chill values as low as -4. West northwest wind 8 to 10 mph.

    Low: 9 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 18. Wind chill values as low as -2. West northwest wind around 9 mph.

    High: 18 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -1. Wind chill values as low as -15. North northwest wind 9 to 11 mph.

    Low: -1 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of snow. Mostly sunny and cold, with a high near 4. Wind chill values as low as -17. West northwest wind around 11 mph, with gusts as high as 18 mph.

    High: 4 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around -5. West wind 8 to 10 mph, with gusts as high as 18 mph.

    Low: -5 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 10.

    High: 10 °F

    Cold

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 2.

    Low: 2 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 16.

    High: 16 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 6.

    Low: 6 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 9. Wind chill values as low as -4. West northwest wind 8 to 10 mph.
Thursday
Mostly sunny, with a high near 18. Wind chill values as low as -2. West northwest wind around 9 mph.
Thursday Night
Partly cloudy, with a low around -1. Wind chill values as low as -15. North northwest wind 9 to 11 mph.
Friday
A 20 percent chance of snow. Mostly sunny and cold, with a high near 4. Wind chill values as low as -17. West northwest wind around 11 mph, with gusts as high as 18 mph.
Friday Night
Partly cloudy, with a low around -5. West wind 8 to 10 mph, with gusts as high as 18 mph.
Saturday
Mostly sunny and cold, with a high near 10.
Saturday Night
Partly cloudy, with a low around 2.
Sunday
Mostly sunny, with a high near 16.
Sunday Night
Mostly clear, with a low around 6.
Monday
Mostly sunny, with a high near 20.
Monday Night
Partly cloudy, with a low around 13.
Tuesday
A slight chance of snow. Partly sunny, with a high near 24.
Tuesday Night
Mostly cloudy, with a low around 14.
Wednesday
Partly sunny, with a high near 28.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles SSE Georgetown MT
 46.06°N 113.15°W (Elev. 8937 ft)
Last Update:
2:06 pm MST Jan 21, 2026
Forecast Valid:
4pm MST Jan 21, 2026-6pm MST Jan 28, 2026
 
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