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

STEHEKIN-AIRSTRIP (STRW1)

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

29°F

-2°C

Humidity	94%
Wind Speed	NNW 0 MPH
Barometer	NA
Dewpoint	27°F (-3°C)
Visibility	NA
Last update	30 Dec 01:01 AM PST

More Information:

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

Extended Forecast for

13 Miles NW 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
Overnight
Low: 20 °F
Partly Cloudy
Tuesday
High: 29 °F
Partly Sunny
Tuesday Night
Low: 23 °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

Detailed Forecast

Overnight

Partly cloudy, with a low around 20. Southeast wind around 7 mph.

Tuesday

Partly sunny, with a high near 29. Southeast wind 5 to 7 mph.

Tuesday Night

Partly cloudy, with a low around 23. West wind 3 to 7 mph.

Wednesday

Mostly sunny, with a high near 32. Southwest wind 5 to 7 mph.

Wednesday Night

Partly cloudy, with a low around 18. South wind around 7 mph.

New Year's Day

A 20 percent chance of snow after 10am. Mostly cloudy, with a high near 27.

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%.

Friday Night

Snow. Low around 21. Chance of precipitation is 80%.

Saturday

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

Saturday Night

Snow likely. 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.