Severe Thunderstorms in Portions of the Mississippi Valley and Great Lakes

A few severe thunderstorms with large hail, are expected across parts of the middle and upper Mississippi River Valley tonight through early morning. Snow and a wintry mix overnight in the Upper Midwest into the Great Lakes can cause hazardous travel conditions. Fire weather concerns continue for a large portion of the central and southern High Plains and Four Corners region this evening. Read More >

Current conditions at

Georgetown Lake (MTGTL)

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

NA

22°F

-6°C

Humidity 79%
Wind Speed S 0 MPH
Barometer NA
Dewpoint 16°F (-9°C)
Visibility NA
Last update 31 Mar 02:00 AM MDT
Extended Forecast for

9 Miles SSE Georgetown MT

  • Overnight

    Overnight: Mostly cloudy, with a low around 11. South southwest wind 6 to 8 mph.

    Low: 11 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Snow, mainly after 1pm.  High near 30. South southwest wind 8 to 13 mph becoming west in the afternoon. Winds could gust as high as 21 mph.  Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 30 °F

    Chance Snow
    then Snow

  • Tuesday Night

    Tuesday Night: Snow likely before 9pm, then a slight chance of snow after 5am. The snow could be heavy at times.  Mostly cloudy, with a low around 20. West wind 7 to 10 mph, with gusts as high as 18 mph.  Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 20 °F

    Heavy Snow
    then Slight
    Chance Snow

  • Wednesday

    Wednesday: Snow, mainly after noon.  High near 33. Southwest wind 8 to 15 mph, with gusts as high as 24 mph.  Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    High: 33 °F

    Chance Snow
    then Snow

  • Wednesday Night

    Wednesday Night: Snow.  Low around 20. South southwest wind 10 to 14 mph, with gusts as high as 22 mph.  Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Low: 20 °F

    Snow

  • Thursday

    Thursday: Snow. The snow could be heavy at times.  High near 22. Blustery.  Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    High: 22 °F

    Heavy Snow
    and Blustery

  • Thursday Night

    Thursday Night: Snow.  Low around 16. Blustery.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 16 °F

    Snow and
    Blustery

  • Friday

    Friday: Snow likely.  Mostly cloudy, with a high near 25.

    High: 25 °F

    Snow Likely

  • Friday Night

    Friday Night: A slight chance of snow before midnight.  Partly cloudy, with a low around 14.

    Low: 14 °F

    Slight Chance
    Snow then
    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 11. South southwest wind 6 to 8 mph.
Tuesday
Snow, mainly after 1pm. High near 30. South southwest wind 8 to 13 mph becoming west in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Tuesday Night
Snow likely before 9pm, then a slight chance of snow after 5am. The snow could be heavy at times. Mostly cloudy, with a low around 20. West wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Wednesday
Snow, mainly after noon. High near 33. Southwest wind 8 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Wednesday Night
Snow. Low around 20. South southwest wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Thursday
Snow. The snow could be heavy at times. High near 22. Blustery. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Thursday Night
Snow. Low around 16. Blustery. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Friday
Snow likely. Mostly cloudy, with a high near 25.
Friday Night
A slight chance of snow before midnight. Partly cloudy, with a low around 14.
Saturday
Sunny, with a high near 34.
Saturday Night
Mostly clear, with a low around 20.
Sunday
Mostly sunny, with a high near 38.
Sunday Night
Partly cloudy, with a low around 22.
Monday
A slight chance of snow. Partly sunny, with a high near 40.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles SSE Georgetown MT
 46.08°N 113.15°W (Elev. 8996 ft)
2:01 am MDT Mar 31, 2026
2am MDT Mar 31, 2026-6pm MDT Apr 6, 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