Cold Temperatures for the Eastern U.S.; Lake Effect Snow in the Great Lakes; Heavy Rain in the Pacific Northwest

Cold temperatures will continue across much of the eastern U.S. into today. Heavy lake effect snow continues into today east of Lakes Erie and Ontario. Two Pacific cold fronts will cross the Pacific Northwest early this week followed by another atmospheric river. Heavy rain and gusty winds are expected through midweek, with the potential for renewed urban and river flooding. Read More >

Hazardous Weather Conditions

Current conditions at

Stampede Pass (KSMP)

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

light rain,mist

41°F

5°C

Humidity	100%
Wind Speed	W 8 MPH
Barometer	29.84 in (1010.5 mb)
Dewpoint	41°F (5°C)
Visibility	3.00 mi
Wind Chill	36°F (2°C)
Last update	15 Dec 03:40 PM PST

More Information:

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

Extended Forecast for

8 Miles NE Snoqualmie Pass WA

Flood Watch until December 17, 10:00am

Winter Weather Advisory December 16, 04:00pm until December 17, 10:00pm

Click here for hazard details and duration

Flood Watch

Winter Weather Advisory

Flood Watch until December 17, 10:00am
NOW until 10:00am Wed
Flood Watch
This Afternoon
High: 44 °F
Rain/Snow and
Breezy
Tonight
Low: 28 °F
Breezy.
Rain/Snow
then Heavy
Snow
Tuesday
High: 35 °F
Heavy Snow
and Patchy
Blowing Snow
Tuesday Night
Low: 23 °F
Rain/Snow and
Blowing Snow
Wednesday
High: 26 °F
Heavy Snow
and Blowing
Snow
Wednesday Night
Low: 24 °F
Snow
Thursday
High: 29 °F
Heavy Snow
Thursday Night
Low: 22 °F
Heavy Snow

Detailed Forecast

This Afternoon

Rain before 4pm, then rain and snow. Some thunder is also possible. High near 44. Breezy, with a southwest wind around 26 mph, with gusts as high as 55 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than one inch possible.

Tonight

Rain and snow, becoming all snow after 7pm. The snow could be heavy at times. Low around 28. Breezy, with a west wind 21 to 26 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 47 mph. Chance of precipitation is 90%. New snow accumulation of 6 to 10 inches possible.

Tuesday

Snow. The snow could be heavy at times. Patchy blowing snow after 4pm. High near 35. West wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.

Tuesday Night

Rain and snow, becoming all snow after 1am. The rain and snow could be heavy at times. Widespread blowing snow, mainly after 7pm. Low around 23. Windy, with a west wind 22 to 30 mph, with gusts as high as 60 mph. Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.

Wednesday

Snow. The snow could be heavy at times. Widespread blowing snow, mainly before 1pm. High near 26. Windy, with a west wind 25 to 32 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.

Wednesday Night

Snow. Low around 24. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

Thursday

Snow. The snow could be heavy at times. High near 29. Chance of precipitation is 100%. New snow accumulation of 10 to 16 inches possible.

Thursday Night

Snow. The snow could be heavy at times. Low around 22. Chance of precipitation is 100%.

Friday

Snow. The snow could be heavy at times. High near 24. Chance of precipitation is 90%.

Friday Night

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

Saturday

Snow. The snow could be heavy at times. Mostly cloudy, with a high near 23.