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

MANSON (MASW)

Lat: 47.91694°NLon: 120.12444°WElev: 1972.0ft.

31°F

-1°C

Humidity	76%
Wind Speed	WSW 1 MPH
Barometer	NA
Dewpoint	25°F (-4°C)
Visibility	NA
Last update	30 Dec 01:00 PM PST

More Information:

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

Extended Forecast for

3 Miles NW Chelan 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
This Afternoon
High: 32 °F
Mostly Sunny
Tonight
Low: 27 °F
Partly Cloudy
Wednesday
High: 33 °F
Mostly Sunny
Wednesday Night
Low: 28 °F
Partly Cloudy
New Year's Day
High: 31 °F
Partly Sunny
Thursday Night
Low: 26 °F
Slight Chance
Snow
Friday
High: 33 °F
Chance
Rain/Snow
then Chance
Rain
Friday Night
Low: 33 °F
Rain Likely

Detailed Forecast

This Afternoon

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

Tonight

Partly cloudy, with a low around 27. Calm wind.

Wednesday

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

Wednesday Night

Partly cloudy, with a low around 28. Calm wind.

New Year's Day

Partly sunny, with a high near 31. Calm wind.

Thursday Night

A 20 percent chance of snow after 10pm. Mostly cloudy, with a low around 26.

Friday

A slight chance of snow before 10am, then a chance of rain. Snow level rising to 3100 feet in the afternoon. Mostly cloudy, with a high near 33. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

Friday Night

Rain likely. Snow level 3800 feet rising to 4300 feet after midnight. Mostly cloudy, with a low around 33. Chance of precipitation is 60%.

Saturday

Rain likely. Snow level 3800 feet. Mostly cloudy, with a high near 38. Chance of precipitation is 60%.

Saturday Night

A chance of rain before 4am, then a slight chance of rain and snow. Snow level 3200 feet. Mostly cloudy, with a low around 35. Chance of precipitation is 40%.

Sunday

A chance of rain and snow. Snow level 2700 feet. Mostly cloudy, with a high near 41. Chance of precipitation is 30%.

Sunday Night

A chance of rain and snow. Snow level 2600 feet. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.

Monday

A chance of rain and snow. Snow level 2400 feet. Mostly cloudy, with a high near 40. Chance of precipitation is 30%.