Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Mid-Atlantic; Heavy Rain & Isolated Severe Thunderstorms in Southern California

Snow squalls are likely to cross the Lower Great Lakes this evening and the Ohio Valley through the interior Northeast/northern Mid-Atlantic overnight, before potentially reaching the I-95 corridor from D.C. to New York City early New Year’s Day morning. Heavy rain and isolated severe thunderstorms will impact coastal southern California including Los Angeles tonight into early on New Year's Day. 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

Stevens Pass - Tye Mill (STS54)

Lat: 47.73163°NLon: 121.0853°WElev: 5180.0ft.

30°F

-1°C

Humidity	NA
Wind Speed	E 10 MPH
Barometer	NA
Dewpoint	N/A
Visibility	NA
Wind Chill	21°F (-6°C)
Last update	NA

More Information:

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

Extended Forecast for

6 Miles ENE Stevens Pass 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: 39 °F
Sunny
Tonight
Low: 25 °F
Increasing
Clouds
New Year's Day
High: 37 °F
Chance Snow
Thursday Night
Low: 27 °F
Snow
Friday
High: 41 °F
Snow
Friday Night
Low: 33 °F
Snow
Saturday
High: 34 °F
Snow
Saturday Night
Low: 33 °F
Snow

Detailed Forecast

This Afternoon

Sunny, with a high near 39. Light east wind.

Tonight

Increasing clouds, with a low around 25. Light east wind.

New Year's Day

A 30 percent chance of snow, mainly after 1pm. Mostly cloudy, with a high near 37. Light northeast wind. New snow accumulation of less than a half inch possible.

Thursday Night

Snow, mainly after 10pm. Low around 27. Calm wind. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

Friday

Snow. High near 41. Light west wind. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

Friday Night

Snow. Low around 33. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

Saturday

Snow. High near 34. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

Saturday Night

Snow. Low around 33. Chance of precipitation is 90%.

Sunday

Snow. High near 40. Chance of precipitation is 80%.