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

Leavenworth (LVN11)

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

23°F

-5°C

Humidity	95%
Wind Speed	NA NA MPH
Barometer	NA
Dewpoint	22°F (-6°C)
Visibility	NA
Last update	30 Dec 06:00 AM PST

More Information:

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

Extended Forecast for

12 Miles W 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
Today
High: 36 °F
Mostly Sunny
Tonight
Low: 30 °F
Partly Cloudy
Wednesday
High: 41 °F
Mostly Sunny
Wednesday Night
Low: 25 °F
Partly Cloudy
New Year's Day
High: 38 °F
Chance
Rain/Snow
Thursday Night
Low: 28 °F
Rain/Snow
Likely
Friday
High: 36 °F
Rain/Snow
Friday Night
Low: 30 °F
Rain/Snow

Detailed Forecast

Today

Mostly sunny, with a high near 36. Calm wind becoming east around 6 mph. Winds could gust as high as 21 mph.

Tonight

Partly cloudy, with a steady temperature around 30. Calm wind.

Wednesday

Mostly sunny, with a high near 41. Calm wind.

Wednesday Night

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

New Year's Day

A slight chance of rain and snow before 1pm, then a slight chance of rain between 1pm and 4pm, then a chance of rain and snow after 4pm. Partly sunny, with a high near 38. Calm wind. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

Thursday Night

Rain and snow likely, mainly after 10pm. Mostly cloudy, with a low around 28. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Friday

Rain, possibly mixed with snow. High near 36. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

Friday Night

Rain, possibly mixed with snow. Low around 30. Chance of precipitation is 80%.

Saturday

Rain and snow. High near 37. Chance of precipitation is 80%.

Saturday Night

Snow likely, mainly before 10pm. Mostly cloudy, with a low around 27. Chance of precipitation is 60%.

Sunday

A 50 percent chance of snow. Mostly cloudy, with a high near 36.

Sunday Night

A 50 percent chance of snow. Mostly cloudy, with a low around 27.