Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Hazardous Weather Conditions

Flood Watch until December 12, 07:00 AM PST

Current conditions at

Stevens Pass - Tye Mill (STS54)

Lat: 47.73163°NLon: 121.0853°WElev: 5180.0ft.

33°F

1°C

Humidity	NA
Wind Speed	E 0 MPH
Barometer	NA
Dewpoint	N/A
Visibility	NA
Last update	NA

More Information:

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

Extended Forecast for

11 Miles S Stevens Pass WA

Flood Watch December 10, 12:42am until December 12, 07:00am

Click here for hazard details and duration

Flood Watch

Flood Watch December 10, 12:42am until December 12, 07:00am
NOW until 7:00am Fri
Flood Watch
Overnight
Low: 34 °F⇑
Rain/Snow
Wednesday
High: 39 °F
Heavy Rain
and Breezy
Wednesday Night
Low: 30 °F
Breezy. Heavy
Rain then
Rain/Snow
Thursday
High: 34 °F
Heavy Snow
Thursday Night
Low: 30 °F
Snow Likely
Friday
High: 35 °F
Snow Likely
Friday Night
Low: 32 °F
Chance
Rain/Snow
Saturday
High: 37 °F
Chance Snow
then Chance
Rain/Snow

Detailed Forecast

Overnight

Rain, possibly mixed with snow, becoming all rain after 1am. The rain could be heavy at times. Temperature rising to around 39 by 5am. Southwest wind 11 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 2 to 4 inches possible.

Wednesday

Rain. The rain could be heavy at times. High near 39. Breezy, with a southwest wind 16 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New precipitation amounts between 3 and 4 inches possible.

Wednesday Night

Rain before 2am, then rain and snow. The rain and snow could be heavy at times. Low around 30. Breezy, with a west wind around 22 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

Thursday

Snow. The snow could be heavy at times. High near 34. West wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

Thursday Night

Snow likely. Mostly cloudy, with a low around 30. West wind around 10 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

Friday

Snow likely, mainly before 4pm. Mostly cloudy, with a high near 35. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

Friday Night

A chance of rain and snow. Mostly cloudy, with a low around 32. Chance of precipitation is 50%. Little or no snow accumulation expected.

Saturday

A chance of snow before 1pm, then a chance of rain and snow. Partly sunny, with a high near 37. Chance of precipitation is 30%.

Saturday Night

Rain and snow likely, becoming all snow after 1am. Mostly cloudy, with a low around 31. Chance of precipitation is 60%.

Sunday

Snow likely. Mostly cloudy, with a high near 33. Chance of precipitation is 70%.

Sunday Night

Snow likely. Mostly cloudy, with a low around 31. Chance of precipitation is 70%.

Monday

Rain and snow. High near 35. Chance of precipitation is 90%.