Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Northeast; Heavy Rain Returns to California

An Alberta clipper will bring lake effect snow downwind of the Great Lakes, with the highest snow totals downwind of Lakes Erie and Ontario. Snow squalls may impact New Year's Eve travel during the evening and overnight hours across parts of the Great Lakes, Ohio Valley, and Northeast. Heavy rain will bring a flash flooding threat for southern California on New Year's Eve into New Year's Day. Read More >

Hazardous Weather Conditions

Air Stagnation Advisory in effect from December 29, 11:45 AM PST until January 1, 12:00 PM PST

Current conditions at

NCSB (NCSW1)

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

17°F

-8°C

Humidity	91%
Wind Speed	NW 0 MPH
Barometer	NA
Dewpoint	15°F (-9°C)
Visibility	NA
Last update	30 Dec 09:06 PM PST

More Information:

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

Extended Forecast for

Twisp WA

Air Stagnation Advisory until January 1, 12:00pm

Click here for hazard details and duration

Air Stagnation Advisory

Air Stagnation Advisory until January 1, 12:00pm
NOW until 12:00pm Thu
Air Stagnation Advisory
Tonight
Low: 20 °F
Mostly Cloudy
Wednesday
High: 32 °F
Mostly Sunny
Wednesday Night
Low: 20 °F
Partly Cloudy
New Year's Day
High: 34 °F
Partly Sunny
Thursday Night
Low: 25 °F
Slight Chance
Snow
Friday
High: 33 °F
Chance Snow
then Chance
Rain/Snow
Friday Night
Low: 28 °F
Rain Likely
Saturday
High: 39 °F
Rain Likely

Detailed Forecast

Tonight

Mostly cloudy, with a low around 20. Light north wind.

Wednesday

Mostly sunny, with a high near 32. Light and variable wind.

Wednesday Night

Partly cloudy, with a low around 20. Light northwest wind.

New Year's Day

Partly sunny, with a high near 34. Calm wind.

Thursday Night

A 20 percent chance of snow after 10pm. Mostly cloudy, with a low around 25. Calm wind.

Friday

A chance of snow before 1pm, then a chance of rain and snow. Mostly cloudy, with a high near 33. Chance of precipitation is 40%. Little or no snow accumulation expected.

Friday Night

Rain likely. Mostly cloudy, with a low around 28. Chance of precipitation is 70%.

Saturday

Rain likely. Mostly cloudy, with a high near 39. Chance of precipitation is 70%.

Saturday Night

A 50 percent chance of rain. Mostly cloudy, with a low around 28.

Sunday

A chance of rain and snow. Partly sunny, with a high near 38. Chance of precipitation is 30%.

Sunday Night

A chance of rain and snow. Mostly cloudy, with a low around 25. Chance of precipitation is 40%.

Monday

A chance of rain and snow. Mostly cloudy, with a high near 37. Chance of precipitation is 30%.