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.

11°F

-12°C

Humidity	89%
Wind Speed	NNW 1 MPH
Barometer	NA
Dewpoint	8°F (-13°C)
Visibility	NA
Last update	30 Dec 05:06 AM PST

More Information:

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

Extended Forecast for

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: 18 °F
Partly Cloudy
Tuesday
High: 30 °F
Partly Sunny
Tuesday Night
Low: 20 °F
Mostly Cloudy
Wednesday
High: 33 °F
Partly Sunny
Wednesday Night
Low: 21 °F
Partly Cloudy
New Year's Day
High: 34 °F
Partly Sunny
then Slight
Chance Rain
Thursday Night
Low: 25 °F
Chance
Rain/Snow
Friday
High: 35 °F
Chance
Rain/Snow
then Chance
Rain

Detailed Forecast

Overnight

Partly cloudy, with a low around 18. Calm wind.

Tuesday

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

Tuesday Night

Mostly cloudy, with a low around 20. Calm wind.

Wednesday

Partly sunny, with a high near 33. Calm wind.

Wednesday Night

Partly cloudy, with a low around 21. Calm wind.

New Year's Day

A 10 percent chance of rain after 4pm. Mostly cloudy, with a high near 34.

Thursday Night

A chance of rain and snow before 1am, then a chance of snow. Mostly cloudy, with a low around 25. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

Friday

A slight chance of snow before 10am, then a chance of rain. Mostly cloudy, with a high near 35. Chance of precipitation is 50%.

Friday Night

Rain likely, mainly before 4am. Mostly cloudy, with a low around 28. Chance of precipitation is 70%.

Saturday

Rain likely, possibly mixed with snow, becoming all rain after 1pm. Mostly cloudy, with a high near 37. Chance of precipitation is 60%.

Saturday Night

A chance of rain and snow. Mostly cloudy, with a low around 24. Chance of precipitation is 40%.

Sunday

A chance of rain and snow. Mostly cloudy, with a high near 36. Chance of precipitation is 30%.

Sunday Night

A 40 percent chance of snow. Mostly cloudy, with a low around 23.