Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Current conditions at

Georgetown Lake (MTGTL)

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

unknown precip

30°F

-1°C

Humidity 94%
Wind Speed WSW 5 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Wind Chill25°F (-4°C)
Last update 08 Dec 12:30 AM MST
Extended Forecast for

17 Miles SW Georgetown MT

  • Overnight

    Overnight: A 30 percent chance of snow, mainly between 2am and 4am.  Mostly cloudy, with a low around 28. Southwest wind around 13 mph, with gusts as high as 32 mph.  Total nighttime snow accumulation of 1 to 3 inches possible.

    Low: 28 °F

    Chance Snow

  • Monday

    Monday: Snow, mainly after 11am.  High near 37. Southwest wind 11 to 14 mph, with gusts as high as 32 mph.  Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 37 °F

    Snow

  • Monday Night

    Monday Night: Snow before 8pm, then rain, possibly mixed with snow.  Low around 33. Southwest wind 13 to 16 mph, with gusts as high as 37 mph.  Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 33 °F

    Rain/Snow

  • Tuesday

    Tuesday: Snow.  High near 38. West wind 13 to 15 mph, with gusts as high as 38 mph.  Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    High: 38 °F

    Snow then
    Snow Likely

  • Tuesday Night

    Tuesday Night: Snow.  Low around 29. Southwest wind around 6 mph, with gusts as high as 21 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 29 °F

    Snow

  • Wednesday

    Wednesday: Snow.  High near 37. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    High: 37 °F

    Snow

  • Wednesday Night

    Wednesday Night: Snow likely.  Mostly cloudy, with a low around 24. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 24 °F

    Snow Likely

  • Thursday

    Thursday: Snow likely.  Mostly cloudy, with a high near 33.

    High: 33 °F

    Snow Likely

  • Thursday Night

    Thursday Night: A chance of snow.  Mostly cloudy, with a low around 21.

    Low: 21 °F

    Chance Snow

Detailed Forecast

Overnight
A 30 percent chance of snow, mainly between 2am and 4am. Mostly cloudy, with a low around 28. Southwest wind around 13 mph, with gusts as high as 32 mph. Total nighttime snow accumulation of 1 to 3 inches possible.
Monday
Snow, mainly after 11am. High near 37. Southwest wind 11 to 14 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Monday Night
Snow before 8pm, then rain, possibly mixed with snow. Low around 33. Southwest wind 13 to 16 mph, with gusts as high as 37 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Tuesday
Snow. High near 38. West wind 13 to 15 mph, with gusts as high as 38 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Tuesday Night
Snow. Low around 29. Southwest wind around 6 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Wednesday
Snow. High near 37. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 24. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Thursday
Snow likely. Mostly cloudy, with a high near 33.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 21.
Friday
A chance of snow. Mostly cloudy, with a high near 37.
Friday Night
A slight chance of snow. Mostly cloudy, with a low around 27.
Saturday
A slight chance of snow. Mostly sunny, with a high near 42.
Saturday Night
A slight chance of snow. Partly cloudy, with a low around 28.
Sunday
A chance of snow. Partly sunny, with a high near 38.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles SW Georgetown MT
 46.04°N 113.52°W (Elev. 6722 ft)
1:01 pm MST Dec 7, 2025
12am MST Dec 8, 2025-6pm MST Dec 14, 2025
 
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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