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

Strong Storm System Brings Heavy Mountain Snow to the Sierra Nevada and Critical Fire Weather Conditions to the Plains

A Pacific storm system will continue to bring low elevation rain and mountain snow to much of the West through Wednesday, with heavy mountain snow expected in the higher elevations of the Sierra Nevada. This system will also bring strong winds to the Intermountain West, Rockies, and Plains, which will create Critical fire weather conditions for the High Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Georgetown Lake (MTGTL)

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

NA

39°F

4°C

Humidity 56%
Wind Speed N 1 MPH
Barometer NA
Dewpoint 24°F (-4°C)
Visibility NA
Last update 22 Apr 03:45 AM MDT
Extended Forecast for

21 Miles SW Georgetown MT

Winter Weather Advisory April 22, 06:00pm until April 24, 12:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Today

    Today: Rain and snow likely before 11am, then snow showers. Some thunder is also possible. High near 41. Light and variable wind becoming west southwest 5 to 10 mph in the morning. Winds could gust as high as 31 mph. Chance of precipitation is 100%. Total daytime snow accumulation of less than one inch possible.

    High: 41 °F

    Rain/Snow
    then Snow
    Showers

  • Tonight

    Tonight: Snow, mainly before 3am. The snow could be heavy at times. Low around 24. West wind 8 to 10 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    Low: 24 °F

    Heavy Snow

  • Thursday

    Thursday: Snow before 3pm, then snow showers after 3pm. Some thunder is also possible. High near 29. West wind around 9 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    High: 29 °F

    Snow

  • Thursday Night

    Thursday Night: Snow. Low around 18. Northwest wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

    Low: 18 °F

    Snow

  • Friday

    Friday: Snow. High near 28. Calm wind becoming north northwest around 6 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 28 °F

    Snow

  • Friday Night

    Friday Night: A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 13. New snow accumulation of less than one inch possible.

    Low: 13 °F

    Chance Snow

  • Saturday

    Saturday: A 40 percent chance of snow. Partly sunny, with a high near 32. New snow accumulation of less than a half inch possible.

    High: 32 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A slight chance of snow. Mostly cloudy, with a low around 15.

    Low: 15 °F

    Slight Chance
    Snow

  • Sunday

    Sunday: A chance of snow. Partly sunny, with a high near 34.

    High: 34 °F

    Chance Snow

Detailed Forecast

Today
Rain and snow likely before 11am, then snow showers. Some thunder is also possible. High near 41. Light and variable wind becoming west southwest 5 to 10 mph in the morning. Winds could gust as high as 31 mph. Chance of precipitation is 100%. Total daytime snow accumulation of less than one inch possible.
Tonight
Snow, mainly before 3am. The snow could be heavy at times. Low around 24. West wind 8 to 10 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Thursday
Snow before 3pm, then snow showers after 3pm. Some thunder is also possible. High near 29. West wind around 9 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Thursday Night
Snow. Low around 18. Northwest wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.
Friday
Snow. High near 28. Calm wind becoming north northwest around 6 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Friday Night
A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 13. New snow accumulation of less than one inch possible.
Saturday
A 40 percent chance of snow. Partly sunny, with a high near 32. New snow accumulation of less than a half inch possible.
Saturday Night
A slight chance of snow. Mostly cloudy, with a low around 15.
Sunday
A chance of snow. Partly sunny, with a high near 34.
Sunday Night
A chance of snow before midnight. Mostly cloudy, with a low around 18.
Monday
A chance of snow. Partly sunny, with a high near 38.
Monday Night
A slight chance of snow. Partly cloudy, with a low around 23.
Tuesday
A chance of snow. Mostly sunny, with a high near 42.
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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:
2:01 am MDT Apr 22, 2026
Forecast Valid:
4am MDT Apr 22, 2026-6pm MDT Apr 28, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation