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

44°F

7°C

Humidity 43%
Wind Speed NE 5 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility NA
Wind Chill41°F (5°C)
Last update 22 Apr 02:15 AM MDT
Extended Forecast for

11 Miles SSE Georgetown MT

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

  • Overnight

    Overnight: Mostly clear, with a low around 28. South wind around 18 mph, with gusts as high as 23 mph.

    Low: 28 °F

    Mostly Clear

  • Wednesday

    Wednesday: Snow likely before noon, then snow showers between noon and 3pm, then snow likely after 3pm. The snow could be heavy at times. Some thunder is also possible. Temperature falling to around 24 by 5pm. Breezy, with a south wind 20 to 29 mph becoming west in the afternoon. Winds could gust as high as 43 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 31 °F⇓

    Heavy Snow
    and Breezy

  • Wednesday Night

    Wednesday Night: Snow, mainly before 4am. The snow could be heavy at times. Low around 17. Wind chill values as low as zero. Windy, with a west wind 28 to 32 mph, with gusts as high as 44 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    Low: 17 °F

    Heavy Snow
    and Windy

  • Thursday

    Thursday: Snow before 3pm, then snow showers after 3pm. The snow could be heavy at times. Some thunder is also possible. High near 19. Wind chill values as low as -2. Blustery, with a west northwest wind 23 to 26 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    High: 19 °F

    Heavy Snow
    and Blustery

  • Thursday Night

    Thursday Night: Snow. Low around 11. Blustery, with a northwest wind 16 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 11 °F

    Snow and
    Blustery

  • Friday

    Friday: Snow. High near 16. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    High: 16 °F

    Snow

  • Friday Night

    Friday Night: A 50 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 6. New snow accumulation of around an inch possible.

    Low: 6 °F

    Chance Snow
    then Slight
    Chance Snow

  • Saturday

    Saturday: A chance of snow. Partly sunny, with a high near 20.

    High: 20 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A chance of snow. Mostly cloudy, with a low around 9.

    Low: 9 °F

    Chance Snow

Detailed Forecast

Overnight
Mostly clear, with a low around 28. South wind around 18 mph, with gusts as high as 23 mph.
Wednesday
Snow likely before noon, then snow showers between noon and 3pm, then snow likely after 3pm. The snow could be heavy at times. Some thunder is also possible. Temperature falling to around 24 by 5pm. Breezy, with a south wind 20 to 29 mph becoming west in the afternoon. Winds could gust as high as 43 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Wednesday Night
Snow, mainly before 4am. The snow could be heavy at times. Low around 17. Wind chill values as low as zero. Windy, with a west wind 28 to 32 mph, with gusts as high as 44 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Thursday
Snow before 3pm, then snow showers after 3pm. The snow could be heavy at times. Some thunder is also possible. High near 19. Wind chill values as low as -2. Blustery, with a west northwest wind 23 to 26 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Thursday Night
Snow. Low around 11. Blustery, with a northwest wind 16 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Friday
Snow. High near 16. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Friday Night
A 50 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 6. New snow accumulation of around an inch possible.
Saturday
A chance of snow. Partly sunny, with a high near 20.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 9.
Sunday
Snow likely, mainly after noon. Mostly cloudy, with a high near 22.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 12.
Monday
A chance of snow. Mostly cloudy, with a high near 27.
Monday Night
A chance of snow. Mostly cloudy, with a low around 17.
Tuesday
A chance of snow. Mostly sunny, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles SSE Georgetown MT
 46.05°N 113.18°W (Elev. 9767 ft)
Last Update:
2:01 am MDT Apr 22, 2026
Forecast Valid:
2am MDT Apr 22, 2026-6pm MDT Apr 28, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation