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

Leavenworth (LVN11)

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

19°F

-7°C

Humidity	89%
Wind Speed	NA NA MPH
Barometer	NA
Dewpoint	16°F (-9°C)
Visibility	NA
Last update	31 Dec 03:00 AM PST

More Information:

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

Extended Forecast for

4 Miles NW Plain 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
Wednesday
High: 33 °F
Mostly Sunny
Wednesday Night
Low: 22 °F
Partly Cloudy
New Year's Day
High: 32 °F
Mostly Cloudy
Thursday Night
Low: 23 °F
Snow Likely
Friday
High: 31 °F
Rain/Snow
Likely
Friday Night
Low: 31 °F
Rain Likely
Saturday
High: 39 °F
Rain

Detailed Forecast

Overnight

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

Wednesday

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

Wednesday Night

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

New Year's Day

Mostly cloudy, with a high near 32. Calm wind.

Thursday Night

Snow likely, mainly after 4am. Mostly cloudy, with a low around 23. Calm wind. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Friday

Snow likely before 10am, then a chance of rain and snow. Mostly cloudy, with a high near 31. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Friday Night

Rain likely. Mostly cloudy, with a low around 31. Chance of precipitation is 70%.

Saturday

Rain. High near 39. Chance of precipitation is 90%.

Saturday Night

Rain. Low around 32. Chance of precipitation is 80%.

Sunday

A 50 percent chance of rain. Mostly cloudy, with a high near 39.

Sunday Night

A chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 40%.

Monday

A chance of rain and snow. Partly sunny, with a high near 39. Chance of precipitation is 40%.