Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Current conditions at

Georgetown Lake (MTGTL)

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

29°F

-2°C

Humidity	77%
Wind Speed	SW 2 MPH
Barometer	NA
Dewpoint	23°F (-5°C)
Visibility	NA
Last update	09 Dec 07:15 PM MST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

10 Miles S Georgetown MT

Tonight
Low: 20 °F⇑
Heavy Snow
and Breezy
Wednesday
High: 32 °F
Snow and
Windy then
Chance
Rain/Snow and
Breezy
Wednesday Night
Low: 28 °F
Chance Snow
and Windy
Thursday
High: 32 °F
Rain/Snow
Likely and
Windy then
Snow Likely
and Breezy
Thursday Night
Low: 28 °F
Snow Likely
and Breezy
Friday
High: 31 °F
Snow Likely
and Breezy
then Chance
Snow
Friday Night
Low: 25 °F
Chance Snow
and Breezy
Saturday
High: 27 °F
Chance Snow
and Breezy
then Mostly
Sunny
Saturday Night
Low: 24 °F
Partly Cloudy

Detailed Forecast

Tonight

Snow, mainly after 9pm. The snow could be heavy at times. Temperature rising to around 30 by 5am. Breezy, with a west southwest wind 14 to 19 mph increasing to 21 to 26 mph after midnight. Winds could gust as high as 41 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 3 to 7 inches possible.

Wednesday

Snow before 2pm, then a chance of rain and snow. High near 32. Windy, with a west southwest wind 24 to 30 mph, with gusts as high as 55 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

Wednesday Night

A 40 percent chance of snow. Mostly cloudy, with a low around 28. Windy, with a west southwest wind 30 to 36 mph, with gusts as high as 55 mph. New snow accumulation of less than one inch possible.

Thursday

A chance of snow before 11am, then snow likely, possibly mixed with rain between 11am and noon, then snow likely after noon. Mostly cloudy, with a high near 32. Windy, with a west wind 28 to 33 mph decreasing to 22 to 27 mph in the afternoon. Winds could gust as high as 55 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

Thursday Night

Snow likely. Cloudy, with a low around 28. Breezy, with a west wind 23 to 26 mph, with gusts as high as 48 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

Friday

Snow likely, mainly before 11am. Mostly cloudy, with a high near 31. Breezy. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

Friday Night

A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 25. Breezy. New snow accumulation of less than a half inch possible.

Saturday

A chance of snow before 11am. Partly sunny, with a high near 27. Breezy.

Saturday Night

Partly cloudy, with a low around 24.

Sunday

A slight chance of snow. Partly sunny, with a high near 29.

Sunday Night

Mostly cloudy, with a low around 24.

Monday

A slight chance of snow. Partly sunny, with a high near 29.