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.

24°F

-4°C

Humidity	85%
Wind Speed	NNW 0 MPH
Barometer	NA
Dewpoint	20°F (-7°C)
Visibility	NA
Last update	30 Dec 06:06 PM PST

More Information:

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

Extended Forecast for

10 Miles ESE 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
Partly Cloudy
Wednesday
High: 30 °F
Mostly Sunny
Wednesday Night
Low: 20 °F
Partly Cloudy
New Year's Day
High: 29 °F
Partly Sunny
Thursday Night
Low: 21 °F
Slight Chance
Snow
Friday
High: 28 °F
Chance Snow
Friday Night
Low: 27 °F
Rain/Snow
Likely
Saturday
High: 33 °F
Rain/Snow
Likely

Detailed Forecast

Tonight

Partly cloudy, with a low around 20. West wind 3 to 5 mph.

Wednesday

Mostly sunny, with a high near 30. North wind around 5 mph becoming calm in the morning.

Wednesday Night

Partly cloudy, with a low around 20. Northwest wind 3 to 5 mph.

New Year's Day

Partly sunny, with a high near 29. Light and variable wind.

Thursday Night

A 20 percent chance of snow after 10pm. Mostly cloudy, with a low around 21. Calm wind.

Friday

A 40 percent chance of snow, mainly after 10am. Mostly cloudy, with a high near 28. New snow accumulation of less than a half inch possible.

Friday Night

Snow likely before 10pm, then rain and snow likely. Mostly cloudy, with a low around 27. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Saturday

Rain likely, possibly mixed with snow, becoming all snow after 1pm. Mostly cloudy, with a high near 33. Chance of precipitation is 60%.

Saturday Night

A 40 percent chance of snow, mainly before 4am. Mostly cloudy, with a low around 27.

Sunday

A 30 percent chance of snow, mainly after 10am. Mostly cloudy, with a high near 33.

Sunday Night

A 30 percent chance of snow. Mostly cloudy, with a low around 26.

Monday

A 30 percent chance of snow. Mostly cloudy, with a high near 32.

Monday Night

A 20 percent chance of snow. Mostly cloudy, with a low around 23.