Heavy Mountain Snow in the Northwest U.S.; Wintry Mix North-Central to Northeast U.S.

Two cold fronts will pass through the Northwest U.S. this week with the main impact being heavy mountain snow across the Cascades, and northern Rockies. A quick moving storm system will bring mixed precipitation including some freezing rain to the Upper Midwest and Great Lakes overnight into Tuesday then the Northeast U.S. Tuesday night into Wednesday. Read More >

Hazardous Weather Conditions

Winter Storm Warning in effect from January 6, 04:00 AM PST until January 8, 04:00 PM PST

Current conditions at

ALPENTAL EXIT (TALPE)

Lat: 47.427°NLon: 121.418°WElev: 2972.0ft.

31°F

-1°C

Humidity	94%
Wind Speed	SE 3 MPH
Barometer	NA
Dewpoint	30°F (-1°C)
Visibility	1.24 mi
Last update	05 Jan 08:28 PM PST

More Information:

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

Extended Forecast for

4 Miles W Snoqualmie Pass WA

Winter Storm Warning January 6, 04:00am until January 8, 04:00pm

Click here for hazard details and duration

Winter Storm Warning

Tonight
Low: 27 °F
Mostly Cloudy
then Chance
Snow
Tuesday
High: 32 °F
Heavy Snow
Tuesday Night
Low: 27 °F
Heavy Snow
Wednesday
High: 28 °F
Heavy Snow
Wednesday Night
Low: 25 °F
Heavy Snow
Thursday
High: 30 °F
Heavy Snow
Thursday Night
Low: 29 °F
Snow
Friday
High: 33 °F
Snow Likely
Friday Night
Low: 29 °F
Chance Snow
then Mostly
Cloudy

Detailed Forecast

Tonight

A 30 percent chance of snow, mainly after 3am. Mostly cloudy, with a low around 27. Wind chill values between 19 and 24. West southwest wind 3 to 8 mph. Total nighttime snow accumulation of less than one inch possible.

Tuesday

Snow, mainly after 7am. The snow could be heavy at times. High near 32. Wind chill values between 18 and 23. West southwest wind 7 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.

Tuesday Night

Snow. The snow could be heavy at times. Low around 27. Wind chill values between 17 and 22. West southwest wind around 14 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

Wednesday

Snow. The snow could be heavy at times. High near 28. Wind chill values between 17 and 22. Southwest wind around 8 mph. Chance of precipitation is 90%. New snow accumulation of 6 to 10 inches possible.

Wednesday Night

Snow. The snow could be heavy at times. Low around 25. West southwest wind around 11 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.

Thursday

Snow. The snow could be heavy at times. High near 30. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

Thursday Night

Snow. Low around 29. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

Friday

Snow likely, mainly before 10am. Mostly cloudy, with a high near 33.

Friday Night

A chance of snow before 10pm. Mostly cloudy, with a low around 29.

Saturday

A slight chance of snow. Mostly cloudy, with a high near 36.

Saturday Night

A chance of snow. Mostly cloudy, with a low around 30.