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.

20°F

-7°C

Humidity	89%
Wind Speed	NNE 0 MPH
Barometer	NA
Dewpoint	17°F (-8°C)
Visibility	NA
Last update	30 Dec 08:06 PM PST

More Information:

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

Extended Forecast for

12 Miles SW Winthrop 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: 24 °F
Partly Cloudy
Wednesday
High: 34 °F
Mostly Sunny
Wednesday Night
Low: 24 °F
Mostly Clear
New Year's Day
High: 34 °F
Partly Sunny
Thursday Night
Low: 23 °F
Chance Snow
Friday
High: 31 °F
Snow Likely
then
Rain/Snow
Friday Night
Low: 30 °F
Rain/Snow
Saturday
High: 36 °F
Rain/Snow

Detailed Forecast

Tonight

Partly cloudy, with a low around 24. Calm wind.

Wednesday

Mostly sunny, with a high near 34. Light and variable wind.

Wednesday Night

Mostly clear, with a low around 24. Calm wind.

New Year's Day

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

Thursday Night

A 40 percent chance of snow, mainly after 10pm. Mostly cloudy, with a low around 23. Calm wind. New snow accumulation of less than a half inch possible.

Friday

Snow likely before 1pm, then rain likely, possibly mixed with snow between 1pm and 4pm, then rain after 4pm. High near 31. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

Friday Night

Rain before 7pm, then rain, possibly mixed with snow. Low around 30. Chance of precipitation is 80%. Little or no snow accumulation expected.

Saturday

Rain, possibly mixed with snow. High near 36. Chance of precipitation is 80%.

Saturday Night

Snow likely, possibly mixed with rain. Mostly cloudy, with a low around 29. Chance of precipitation is 70%.

Sunday

A chance of rain and snow before 7am, then a chance of snow between 7am and 1pm, then a chance of rain and snow after 1pm. Partly sunny, with a high near 36. Chance of precipitation is 50%.

Sunday Night

A chance of rain and snow. Mostly cloudy, with a low around 27. Chance of precipitation is 50%.

Monday

A 50 percent chance of snow. Partly sunny, with a high near 37.

Monday Night

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

Tuesday

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