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

Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Current conditions at

Georgetown Lake (MTGTL)

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

NA

32°F

0°C

Humidity 90%
Wind Speed SSW 2 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility NA
Last update 13 Apr 02:00 AM MDT
Extended Forecast for

21 Miles SW Georgetown MT

  • Overnight

    Overnight: A 40 percent chance of snow showers after 4am. The snow could be heavy at times. Mostly cloudy, with a low around 23. South southwest wind around 9 mph, with gusts as high as 22 mph. Total nighttime snow accumulation of 1 to 2 inches possible.

    Low: 23 °F

    Heavy Snow

  • Monday

    Monday: Snow showers. High near 30. South southwest wind 9 to 11 mph becoming west northwest in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

    High: 30 °F

    Chance Snow
    Showers then
    Snow Showers

  • Monday Night

    Monday Night: A 50 percent chance of snow showers, mainly before 9pm. Mostly cloudy, with a low around 23. West northwest wind 7 to 10 mph, with gusts as high as 26 mph. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Chance Snow
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of snow showers before noon. Mostly cloudy, with a high near 34. West southwest wind 7 to 14 mph, with gusts as high as 31 mph.

    High: 34 °F

    Slight Chance
    Snow Showers
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow showers after midnight. Mostly cloudy, with a low around 25. Southwest wind 11 to 14 mph, with gusts as high as 31 mph. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Wednesday

    Wednesday: Snow showers. High near 32. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 32 °F

    Snow Showers

  • Wednesday Night

    Wednesday Night: Snow showers. The snow could be heavy at times. Low around 15. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    Low: 15 °F

    Heavy Snow

  • Thursday

    Thursday: Snow showers. Cloudy, with a high near 20.

    High: 20 °F

    Snow Showers

  • Thursday Night

    Thursday Night: Snow likely, mainly before midnight. Mostly cloudy, with a low around 12.

    Low: 12 °F

    Snow Likely

Detailed Forecast

Overnight
A 40 percent chance of snow showers after 4am. The snow could be heavy at times. Mostly cloudy, with a low around 23. South southwest wind around 9 mph, with gusts as high as 22 mph. Total nighttime snow accumulation of 1 to 2 inches possible.
Monday
Snow showers. High near 30. South southwest wind 9 to 11 mph becoming west northwest in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.
Monday Night
A 50 percent chance of snow showers, mainly before 9pm. Mostly cloudy, with a low around 23. West northwest wind 7 to 10 mph, with gusts as high as 26 mph. New snow accumulation of less than a half inch possible.
Tuesday
A 20 percent chance of snow showers before noon. Mostly cloudy, with a high near 34. West southwest wind 7 to 14 mph, with gusts as high as 31 mph.
Tuesday Night
A 40 percent chance of snow showers after midnight. Mostly cloudy, with a low around 25. Southwest wind 11 to 14 mph, with gusts as high as 31 mph. New snow accumulation of less than a half inch possible.
Wednesday
Snow showers. High near 32. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
Snow showers. The snow could be heavy at times. Low around 15. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Thursday
Snow showers. Cloudy, with a high near 20.
Thursday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 12.
Friday
Snow likely, mainly after noon. Mostly cloudy, with a high near 25.
Friday Night
A slight chance of snow. Partly cloudy, with a low around 13.
Saturday
Mostly sunny, with a high near 35.
Saturday Night
Partly cloudy, with a low around 22.
Sunday
A chance of snow. Mostly sunny, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
21 Miles SW Georgetown MT
 45.96°N 113.5°W (Elev. 8360 ft)
Last Update:
2:01 am MDT Apr 13, 2026
Forecast Valid:
2am MDT Apr 13, 2026-6pm MDT Apr 19, 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