Tracking Atmospheric River in the Northwest U.S. and Clipper with Winter Weather in the Northeast U.S.

A prolonged atmospheric river will continue to bring gusty winds, heavy rainfall which may lead to urban and river flooding with possible landslides, and heavy inter-mountain snow over the Pacific Northwest into the northern Rockies through Thursday. A clipper will cross the Great Lakes and Northeast U.S. into Thursday with areas of moderate to heavy snow and mixed wintry precipitation. Read More >

Hazardous Weather Conditions

Current conditions at

Stampede Pass (KSMP)

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

light rain,mist

48°F

9°C

Humidity	100%
Wind Speed	W 5 MPH
Barometer	29.88 in (1011.85 mb)
Dewpoint	48°F (9°C)
Visibility	2.00 mi
Wind Chill	46°F (8°C)
Last update	10 Dec 04:06 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 December 10, 04:28pm until December 12, 07:00am

Flood Warning until December 11, 04:00am

Click here for hazard details and duration

Flood Watch

Flood Warning

Flood Watch December 10, 04:28pm until December 12, 07:00am
Flood Warning until December 11, 04:00am
NOW: Multiple hazards in effect
Click HERE for Details
This Afternoon
High: 39 °F
Heavy Rain
and Breezy
Tonight
Low: 30 °F
Breezy. Heavy
Rain then
Rain/Snow
Thursday
High: 31 °F
Rain/Snow
then Snow
Thursday Night
Low: 31 °F
Rain/Snow
Friday
High: 36 °F
Rain/Snow
Likely
Friday Night
Low: 32 °F
Chance
Rain/Snow
Saturday
High: 42 °F
Mostly Sunny
then Slight
Chance Rain
Saturday Night
Low: 33 °F
Chance Rain
then
Rain/Snow

Detailed Forecast

This Afternoon

Rain. The rain could be heavy at times. High near 39. Breezy, with a west wind around 24 mph, with gusts as high as 44 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

Tonight

Rain before 1am, then snow, possibly mixed with rain. The rain could be heavy at times. Low around 30. Breezy, with a west wind around 26 mph, with gusts as high as 46 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.

Thursday

Snow, possibly mixed with rain, becoming all snow after 7am. The snow could be heavy at times. Steady temperature around 31. West wind 14 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

Thursday Night

Rain, possibly mixed with snow. Low around 31. Northwest wind around 9 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

Friday

Rain likely, possibly mixed with snow. Mostly cloudy, with a high near 36. West wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

Friday Night

A chance of rain and snow. Mostly cloudy, with a low around 32. Chance of precipitation is 40%.

Saturday

A 10 percent chance of rain after 4pm. Mostly sunny, with a high near 42.

Saturday Night

A chance of rain before 1am, then rain and snow. Low around 33. Chance of precipitation is 80%.

Sunday

Rain, possibly mixed with snow. High near 35. Chance of precipitation is 80%.

Sunday Night

Rain, possibly mixed with snow. Mostly cloudy, with a low around 34.

Monday

Rain, possibly mixed with snow. Mostly cloudy, with a high near 36.