Heavy Lake Effect Snow; Subfreezing Temperatures in the Eastern U.S.

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. The Arctic front will continue to bring increasing winds to the Northeast that will remain gusty. Subfreezing overnight low temperatures will be found as far south as the Gulf Coast. 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.

14°F

-10°C

Humidity	89%
Wind Speed	SSW 1 MPH
Barometer	NA
Dewpoint	11°F (-12°C)
Visibility	NA
Last update	30 Dec 12:06 AM 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
Overnight
Low: 19 °F
Partly Cloudy
Tuesday
High: 30 °F
Partly Sunny
Tuesday Night
Low: 22 °F
Partly Cloudy
Wednesday
High: 36 °F
Mostly Sunny
Wednesday Night
Low: 25 °F
Partly Cloudy
New Year's Day
High: 35 °F
Partly Sunny
then Slight
Chance Snow
Thursday Night
Low: 25 °F
Rain/Snow
Likely
Friday
High: 32 °F
Rain/Snow
Likely

Detailed Forecast

Overnight

Partly cloudy, with a low around 19. Calm wind.

Tuesday

Partly sunny, with a high near 30. Calm wind.

Tuesday Night

Partly cloudy, with a low around 22. Calm wind.

Wednesday

Mostly sunny, with a high near 36. Calm wind.

Wednesday Night

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

New Year's Day

A 10 percent chance of snow after 4pm. Partly sunny, with a high near 35.

Thursday Night

Snow likely, possibly mixed with rain, mainly after 4am. Mostly cloudy, with a low around 25. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Friday

Rain likely, possibly mixed with snow. Mostly cloudy, with a high near 32. Chance of precipitation is 70%.

Friday Night

Snow likely, possibly mixed with rain, mainly before 4am. Mostly cloudy, with a low around 31. Chance of precipitation is 70%.

Saturday

Snow likely, possibly mixed with rain, mainly after 10am. Mostly cloudy, with a high near 36. Chance of precipitation is 60%.

Saturday Night

A 50 percent chance of snow. Mostly cloudy, with a low around 24.

Sunday

A 50 percent chance of snow. Partly sunny, with a high near 32.

Sunday Night

A 50 percent chance of snow. Mostly cloudy, with a low around 23.