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

Leavenworth (LVN11)

Lat: 47.59119°NLon: 120.67132°WElev: 1190.0ft.

24°F

-4°C

Humidity	92%
Wind Speed	NA NA MPH
Barometer	NA
Dewpoint	22°F (-6°C)
Visibility	NA
Last update	30 Dec 02:00 AM PST

More Information:

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

Extended Forecast for

15 Miles SW Leavenworth 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: 21 °F
Partly Cloudy
Tuesday
High: 32 °F
Mostly Sunny
Tuesday Night
Low: 23 °F
Partly Cloudy
Wednesday
High: 34 °F
Mostly Sunny
Wednesday Night
Low: 22 °F
Partly Cloudy
New Year's Day
High: 31 °F
Chance Snow
Thursday Night
Low: 24 °F
Snow Likely
Friday
High: 30 °F
Snow Likely

Detailed Forecast

Overnight

Partly cloudy, with a low around 21. East wind around 8 mph.

Tuesday

Mostly sunny, with a high near 32. East wind 6 to 8 mph.

Tuesday Night

Partly cloudy, with a low around 23. Calm wind becoming west around 6 mph in the evening.

Wednesday

Mostly sunny, with a high near 34. Northeast wind around 6 mph becoming southeast in the afternoon.

Wednesday Night

Partly cloudy, with a low around 22. Light and variable wind becoming northeast around 5 mph.

New Year's Day

A 30 percent chance of snow, mainly after 4pm. Mostly cloudy, with a high near 31. New snow accumulation of less than a half inch possible.

Thursday Night

Snow likely, mainly after 10pm. Mostly cloudy, with a low around 24. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

Friday

Snow likely. Mostly cloudy, with a high near 30. Chance of precipitation is 70%.

Friday Night

Snow. Low around 26. Chance of precipitation is 80%.

Saturday

Snow likely. Mostly cloudy, with a high near 30. Chance of precipitation is 70%.

Saturday Night

Snow likely. Mostly cloudy, with a low around 23. Chance of precipitation is 60%.

Sunday

A 50 percent chance of snow. Mostly cloudy, with a high near 30.

Sunday Night

A 50 percent chance of snow. Mostly cloudy, with a low around 22.