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

STEHEKIN-AIRSTRIP (STRW1)

Lat: 48.34694°NLon: 120.72028°WElev: 1230.0ft.

32°F

0°C

Humidity	78%
Wind Speed	NW 1 MPH
Barometer	NA
Dewpoint	26°F (-3°C)
Visibility	NA
Last update	30 Dec 11:01 AM PST

More Information:

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

Extended Forecast for

12 Miles WNW Mazama 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: 28 °F
Mostly Sunny
Tonight
Low: 22 °F
Partly Cloudy
Wednesday
High: 32 °F
Mostly Sunny
Wednesday Night
Low: 18 °F
Partly Cloudy
New Year's Day
High: 27 °F
Slight Chance
Snow
Thursday Night
Low: 20 °F
Snow Likely
Friday
High: 25 °F
Snow
Friday Night
Low: 22 °F
Snow

Detailed Forecast

This Afternoon

Mostly sunny, with a high near 28. East wind 3 to 6 mph.

Tonight

Partly cloudy, with a low around 22. Light and variable wind becoming south 5 to 9 mph in the evening.

Wednesday

Mostly sunny, with a high near 32. Southwest wind 5 to 8 mph.

Wednesday Night

Partly cloudy, with a low around 18. Southwest wind around 8 mph.

New Year's Day

A 20 percent chance of snow after 10am. Partly sunny, with a high near 27. Southwest wind 6 to 8 mph.

Thursday Night

Snow likely, mainly after 4am. Mostly cloudy, with a low around 20. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

Friday

Snow. High near 25. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

Friday Night

Snow. Low around 22. Chance of precipitation is 80%.

Saturday

Snow. High near 26. Chance of precipitation is 80%.

Saturday Night

Snow likely, mainly before 10pm. Mostly cloudy, with a low around 16. Chance of precipitation is 60%.

Sunday

Snow likely. Mostly cloudy, with a high near 23. Chance of precipitation is 60%.

Sunday Night

A 50 percent chance of snow. Mostly cloudy, with a low around 17.