Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

Georgetown Lake (MTGTL)

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

NA

33°F

1°C

Humidity 34%
Wind Speed SW 13 MPH
Barometer NA
Dewpoint 7°F (-14°C)
Visibility NA
Wind Chill24°F (-4°C)
Last update 19 Jan 02:46 PM MST
Extended Forecast for

22 Miles SW Georgetown MT

  • Tonight

    Tonight: Mostly clear, with a low around 18. Calm wind becoming southwest around 6 mph after midnight.

    Low: 18 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly cloudy, then gradual clearing during the afternoon, with a high near 28. Light and variable wind.

    High: 28 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 13. Calm wind.

    Low: 13 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 27. Calm wind.

    High: 27 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 13. Calm wind.

    Low: 13 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 26.

    High: 26 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 9.

    Low: 9 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 21.

    High: 21 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 9.

    Low: 9 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 18. Calm wind becoming southwest around 6 mph after midnight.
Tuesday
Mostly cloudy, then gradual clearing during the afternoon, with a high near 28. Light and variable wind.
Tuesday Night
Mostly clear, with a low around 13. Calm wind.
Wednesday
Sunny, with a high near 27. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 13. Calm wind.
Thursday
Mostly sunny, with a high near 26.
Thursday Night
Partly cloudy, with a low around 9.
Friday
Mostly sunny, with a high near 21.
Friday Night
Mostly clear, with a low around 9.
Saturday
A slight chance of snow after 11am. Mostly sunny, with a high near 25.
Saturday Night
A slight chance of snow. Partly cloudy, with a low around 14.
Sunday
A chance of snow. Mostly sunny, with a high near 28.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 20.
Monday
A chance of snow. Partly sunny, with a high near 30.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
22 Miles SW Georgetown MT
 45.99°N 113.57°W (Elev. 7684 ft)
2:06 pm MST Jan 19, 2026
3pm MST Jan 19, 2026-6pm MST Jan 26, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database