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

Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

Georgetown Lake (MTGTL)

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

unknown precip

42°F

6°C

Humidity 74%
Wind Speed SSW 0 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 11 Apr 05:30 PM MDT
Extended Forecast for

21 Miles SW Georgetown MT

  • This Afternoon

    This Afternoon: Snow showers likely, possibly mixed with rain. Some thunder is also possible. Cloudy, with a high near 45. West southwest wind around 8 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 45 °F

    Rain/Snow
    Likely

  • Tonight

    Tonight: A chance of rain and snow before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 28. West wind around 6 mph becoming calm in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 28 °F

    Chance
    Rain/Snow
    then Partly
    Cloudy

  • Sunday

    Sunday: Rain and snow showers. Some thunder is also possible. High near 43. Calm wind becoming south southeast 5 to 7 mph in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 43 °F

    Chance Snow
    then
    Rain/Snow

  • Sunday Night

    Sunday Night: Snow showers, possibly mixed with rain, becoming all snow after 9pm. Some thunder is also possible. Low around 27. Southwest wind 3 to 5 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 27 °F

    Rain/Snow
    then Snow
    Likely

  • Monday

    Monday: Snow. High near 36. Southwest wind 6 to 10 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 36 °F

    Snow

  • Monday Night

    Monday Night: Snow likely, mainly before midnight. Mostly cloudy, with a low around 25. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Snow Likely
    then Chance
    Snow

  • Tuesday

    Tuesday: A 50 percent chance of snow. Mostly cloudy, with a high near 37. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: A chance of snow, mainly after midnight. Mostly cloudy, with a low around 26.

    Low: 26 °F

    Chance Snow

  • Wednesday

    Wednesday: Snow. Cloudy, with a high near 32.

    High: 32 °F

    Snow

Detailed Forecast

This Afternoon
Snow showers likely, possibly mixed with rain. Some thunder is also possible. Cloudy, with a high near 45. West southwest wind around 8 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Tonight
A chance of rain and snow before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 28. West wind around 6 mph becoming calm in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Sunday
Rain and snow showers. Some thunder is also possible. High near 43. Calm wind becoming south southeast 5 to 7 mph in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Sunday Night
Snow showers, possibly mixed with rain, becoming all snow after 9pm. Some thunder is also possible. Low around 27. Southwest wind 3 to 5 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Monday
Snow. High near 36. Southwest wind 6 to 10 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Monday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 25. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday
A 50 percent chance of snow. Mostly cloudy, with a high near 37. New snow accumulation of less than a half inch possible.
Tuesday Night
A chance of snow, mainly after midnight. Mostly cloudy, with a low around 26.
Wednesday
Snow. Cloudy, with a high near 32.
Wednesday Night
Snow. Cloudy, with a low around 17.
Thursday
Snow. Cloudy, with a high near 25.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 12.
Friday
A chance of snow. Partly sunny, with a high near 29.
Friday Night
A slight chance of snow. Partly cloudy, with a low around 15.
Saturday
A slight chance of snow. Mostly sunny, with a high near 39.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
21 Miles SW Georgetown MT
 45.96°N 113.53°W (Elev. 7598 ft)
Last Update:
2:00 pm MDT Apr 11, 2026
Forecast Valid:
5pm MDT Apr 11, 2026-6pm MDT Apr 18, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation