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.

unknown precip,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	6.00 mi
Last update	02 Jan 12:04 AM PST

More Information:

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

Extended Forecast for

9 Miles NE Snoqualmie Pass WA

Winter Weather Advisory January 2, 12:32am until January 2, 07:00am

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory January 2, 12:32am until January 2, 07:00am
NOW until 7:00am Fri
Winter Weather Advisory
Overnight
Low: 29 °F
Wintry Mix
Friday
High: 33 °F
Wintry Mix
Friday Night
Low: 32 °F
Rain/Snow
Saturday
High: 30 °F
Snow
Saturday Night
Low: 28 °F
Snow
Sunday
High: 29 °F
Snow
Sunday Night
Low: 25 °F
Snow
Monday
High: 27 °F
Snow Likely

Detailed Forecast

Overnight

Rain, snow, and freezing rain. Low around 29. 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 less than one inch possible.

Friday

Rain, snow, and sleet before 1pm, then snow between 1pm and 4pm, then rain and snow after 4pm. High near 33. West wind around 7 mph. Chance of precipitation is 90%. New snow and sleet accumulation of 1 to 2 inches possible.

Friday Night

Rain and snow before 7pm, then snow between 7pm and 1am, then rain likely, possibly mixed with snow after 1am. Steady temperature around 32. South wind 9 to 14 mph becoming east in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

Saturday

Snow. High near 30. South wind 9 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

Saturday Night

Snow. Low around 28. Southeast wind 11 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

Sunday

Snow. High near 29. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

Sunday Night

Snow. Low around 25. 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 27. Chance of precipitation is 60%.

Monday Night

A 50 percent chance of snow. Mostly cloudy, with a low around 22.

Tuesday

Snow likely, mainly after 10am. Mostly cloudy, with a high near 27.

Tuesday Night

Snow likely. The snow could be heavy at times. Mostly cloudy, with a low around 23.