Tracking Atmospheric River in the Northwest U.S. and Clipper with Winter Weather in the Northeast U.S.

A prolonged atmospheric river will continue to bring gusty winds, heavy rainfall which may lead to urban and river flooding with possible landslides, and heavy inter-mountain snow over the Pacific Northwest into the northern Rockies through Thursday. A clipper will cross the Great Lakes and Northeast U.S. into Thursday with areas of moderate to heavy snow and mixed wintry precipitation. Read More >

Current conditions at

NCSB (NCSW1)

Lat: 48.42528°NLon: 120.14194°WElev: 1697.0ft.

40°F

4°C

Humidity	100%
Wind Speed	NNW 2 MPH
Barometer	NA
Dewpoint	40°F (4°C)
Visibility	NA
Last update	10 Dec 06:06 PM PST

More Information:

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

Extended Forecast for

13 Miles SW Twisp WA

Tonight
Low: 23 °F
Very Windy.
Rain/Snow
then Snow
Thursday
High: 27 °F
Snow Likely
and Breezy
then Slight
Chance Snow
Thursday Night
Low: 24 °F⇑
Chance Snow
Friday
High: 30 °F
Chance Snow
Friday Night
Low: 26 °F
Chance Snow
Saturday
High: 31 °F
Partly Sunny
then Slight
Chance Snow
Saturday Night
Low: 24 °F
Chance Snow
Sunday
High: 28 °F
Snow Likely
Sunday Night
Low: 25 °F
Snow Likely

Detailed Forecast

Tonight

Rain and snow, becoming all snow after 11pm. Low around 23. Very windy, with a west wind 33 to 39 mph, with gusts as high as 60 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 2 to 4 inches possible.

Thursday

Snow likely, mainly before 10am. Partly sunny, with a high near 27. Breezy, with a west wind 13 to 23 mph, with gusts as high as 39 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

Thursday Night

A 40 percent chance of snow. Mostly cloudy, with a temperature rising to around 28 by 4am. West wind around 11 mph, with gusts as high as 20 mph. New snow accumulation of less than a half inch possible.

Friday

A 40 percent chance of snow. Partly sunny, with a high near 30. West wind around 11 mph, with gusts as high as 20 mph. New snow accumulation of less than a half inch possible.

Friday Night

A 30 percent chance of snow, mainly before 10pm. Mostly cloudy, with a low around 26. West wind 10 to 14 mph, with gusts as high as 23 mph. Little or no snow accumulation expected.

Saturday

A 10 percent chance of snow after 4pm. Partly sunny, with a high near 31.

Saturday Night

A 40 percent chance of snow, mainly after 10pm. Mostly cloudy, with a low around 24. New snow accumulation of less than a half inch possible.

Sunday

Snow likely. Mostly cloudy, with a high near 28. Chance of precipitation is 70%.

Sunday Night

Snow likely, mainly after 4am. Mostly cloudy, with a low around 25. Chance of precipitation is 60%.

Monday

Snow. The snow could be heavy at times. High near 27. Chance of precipitation is 80%.

Monday Night

Snow. The snow could be heavy at times. Low around 23. Chance of precipitation is 90%.