Lake Effect Snow through Saturday: A Series of Storms Impact the West

Lake effect snow showers will continue through Saturday downwind of Lakes Erie, Ontario and the eastern portion of Lake Superior. A series of storm systems will continue to impact California and the Pacific Northwest through the weekend and into next week, bringing widespread rainfall, mountain snowfall, and gusty winds. Coastal flooding is expected in northern California. Read More >

Hazardous Weather Conditions

Winter Weather Advisory until January 2, 07:00 AM PST

Current conditions at

Stampede Pass (KSMP)

Lat: 47.27648°NLon: 121.33817°WElev: 3970.0ft.

Mist

27°F

-3°C

Humidity	100%
Wind Speed	N 3 MPH
Barometer	29.74 in (1007.11 mb)
Dewpoint	27°F (-3°C)
Visibility	3.00 mi
Last update	01 Jan 10:15 PM PST

More Information:

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

Extended Forecast for

12 Miles NE Snoqualmie Pass WA

Winter Weather Advisory January 1, 10:32pm until January 2, 07:00am

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory January 1, 10:32pm until January 2, 07:00am
NOW until 7:00am Fri
Winter Weather Advisory
Tonight
Low: 28 °F
Snow then
Wintry Mix
Friday
High: 32 °F
Wintry Mix
then Snow
Friday Night
Low: 31 °F
Snow
Saturday
High: 30 °F
Snow
Saturday Night
Low: 27 °F
Snow
Sunday
High: 28 °F
Snow
Sunday Night
Low: 23 °F
Snow
Monday
High: 26 °F
Snow Likely

Detailed Forecast

Tonight

Snow before 1am, then rain, snow, and freezing rain. Low around 28. Southwest wind around 9 mph. Chance of precipitation is 90%. Total nighttime ice accumulation of less than a 0.1 of an inch possible. Total nighttime snow accumulation of 1 to 2 inches possible.

Friday

Rain, snow, freezing rain, and sleet before 7am, then snow and sleet between 7am and 10am, then snow after 10am. High near 32. West wind around 8 mph. Chance of precipitation is 90%. Little or no ice accumulation expected. New snow and sleet accumulation of 1 to 3 inches possible.

Friday Night

Snow. Steady temperature around 31. South wind 9 to 17 mph becoming east after midnight. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

Saturday

Snow. High near 30. Southeast wind 9 to 16 mph becoming south in the afternoon. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

Saturday Night

Snow. Low around 27. Southeast wind 14 to 17 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

Sunday

Snow. High near 28. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

Sunday Night

Snow. Low around 23. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

Monday

Snow likely, mainly before 10am. Mostly cloudy, with a high near 26. Chance of precipitation is 60%.

Monday Night

A 50 percent chance of snow. Mostly cloudy, with a low around 21.

Tuesday

Snow likely, mainly after 10am. Mostly cloudy, with a high near 26.

Tuesday Night

Snow likely. The snow could be heavy at times. Mostly cloudy, with a low around 22.