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	95%
Wind Speed	NNW 0 MPH
Barometer	NA
Dewpoint	28°F (-2°C)
Visibility	NA
Last update	30 Dec 12:01 AM PST

More Information:

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

Extended Forecast for

6 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: 19 °F
Partly Cloudy
Tuesday
High: 31 °F
Partly Sunny
Tuesday Night
Low: 23 °F
Partly Cloudy
Wednesday
High: 36 °F
Mostly Sunny
Wednesday Night
Low: 24 °F
Partly Cloudy
New Year's Day
High: 32 °F
Partly Sunny
then Slight
Chance Snow
Thursday Night
Low: 22 °F
Snow Likely
Friday
High: 29 °F
Snow then
Rain/Snow

Detailed Forecast

Overnight

Partly cloudy, with a low around 19. Calm wind.

Tuesday

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

Tuesday Night

Partly cloudy, with a low around 23. Calm wind.

Wednesday

Mostly sunny, with a high near 36. Calm wind.

Wednesday Night

Partly cloudy, with a low around 24. Calm wind.

New Year's Day

A 10 percent chance of snow after 4pm. Partly sunny, with a high near 32.

Thursday Night

Snow likely, mainly after 4am. Mostly cloudy, with a low around 22. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Friday

Snow before 1pm, then snow, possibly mixed with rain. High near 29. Chance of precipitation is 80%.

Friday Night

Snow likely, possibly mixed with rain, becoming all snow after 7pm. Mostly cloudy, with a low around 28. Chance of precipitation is 70%.

Saturday

Snow likely. Mostly cloudy, with a high near 32. Chance of precipitation is 60%.

Saturday Night

A 50 percent chance of snow. Mostly cloudy, with a low around 20.

Sunday

A 50 percent chance of snow. Mostly cloudy, with a high near 29.

Sunday Night

A 50 percent chance of snow. Mostly cloudy, with a low around 24.