Heavy Lake Effect Snow Downwind of Lakes Erie and Ontario; Fire Weather Concerns in the Southern Plains and Southeast

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. There is increasing confidence in snow squalls causing bursts of snow & gusty winds on New Year's Eve. Elevated fire weather conditions will continue today over parts of the Southern Plains and across much of the Southeast U.S. 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.

18°F

-8°C

Humidity	81%
Wind Speed	N 2 MPH
Barometer	NA
Dewpoint	13°F (-11°C)
Visibility	NA
Last update	30 Dec 10:06 AM PST

More Information:

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

Extended Forecast for

10 Miles NNE 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
Today
High: 32 °F
Partly Sunny
Tonight
Low: 25 °F
Mostly Cloudy
Wednesday
High: 35 °F
Partly Sunny
Wednesday Night
Low: 25 °F
Partly Cloudy
New Year's Day
High: 34 °F
Mostly Cloudy
Thursday Night
Low: 27 °F
Chance Snow
Friday
High: 34 °F
Chance Snow
then
Rain/Snow
Likely
Friday Night
Low: 30 °F
Rain/Snow
Likely

Detailed Forecast

Today

Partly sunny, with a high near 32. Light west wind.

Tonight

Mostly cloudy, with a low around 25. Calm wind.

Wednesday

Partly sunny, with a high near 35. Calm wind.

Wednesday Night

Partly cloudy, with a low around 25. Calm wind.

New Year's Day

Mostly cloudy, with a high near 34. Calm wind.

Thursday Night

A 30 percent chance of snow, mainly before 4am. Mostly cloudy, with a low around 27. New snow accumulation of less than a half inch possible.

Friday

A chance of snow before 1pm, then snow likely, possibly mixed with rain. Mostly cloudy, with a high near 34. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Friday Night

Rain likely, possibly mixed with snow. Mostly cloudy, with a low around 30. Chance of precipitation is 70%.

Saturday

Rain likely, possibly mixed with snow. Mostly cloudy, with a high near 34. Chance of precipitation is 60%.

Saturday Night

A 40 percent chance of snow, mainly before 10pm. Mostly cloudy, with a low around 25.

Sunday

A 30 percent chance of snow. Mostly cloudy, with a high near 33.

Sunday Night

A 40 percent chance of snow. Mostly cloudy, with a low around 24.

Monday

A 30 percent chance of snow. Mostly cloudy, with a high near 33.