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.

30°F

-1°C

Humidity	NA
Wind Speed	ESE 6 MPH
Barometer	NA
Dewpoint	N/A
Visibility	NA
Wind Chill	24°F (-4°C)
Last update	NA

More Information:

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

Extended Forecast for

6 Miles NE Stevens Pass WA

Flood Watch December 9, 06:18pm until December 12, 07:00am

Click here for hazard details and duration

Flood Watch

Flood Watch December 9, 06:18pm until December 12, 07:00am
NOW until 7:00am Fri
Flood Watch
Tonight
Low: 32 °F⇑
Rain/Snow and
Breezy
Wednesday
High: 42 °F
Heavy Rain
and Breezy
Wednesday Night
Low: 32 °F
Heavy Rain
and Breezy
then
Rain/Snow and
Windy
Thursday
High: 34 °F
Rain/Snow
then Snow
Thursday Night
Low: 33 °F
Snow
Friday
High: 37 °F
Snow then
Rain/Snow
Likely
Friday Night
Low: 33 °F
Chance
Rain/Snow
Saturday
High: 36 °F
Chance
Rain/Snow

Detailed Forecast

Tonight

Snow before 10pm, then rain, possibly mixed with snow between 10pm and 1am, then rain after 1am. The rain and snow could be heavy at times. Temperature rising to around 40 by 5am. Breezy, with a southeast wind 6 to 11 mph becoming southwest 13 to 18 mph after midnight. Winds could gust as high as 32 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 42. Breezy, with a west wind 16 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts in excess of 4 inches possible.

Wednesday Night

Rain before 1am, then rain, possibly mixed with snow. The rain could be heavy at times. Low around 32. Windy, with a west wind 22 to 26 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

Thursday

Snow, possibly mixed with rain, becoming all snow after 10am. High near 34. West wind 14 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

Thursday Night

Snow. Low around 33. West wind around 14 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

Friday

Snow before 1pm, then rain likely, possibly mixed with snow. High near 37. Chance of precipitation is 80%. Little or no snow accumulation expected.

Friday Night

A chance of rain and snow. Mostly cloudy, with a low around 33. Chance of precipitation is 50%. Little or no snow accumulation expected.

Saturday

A chance of rain and snow. Mostly cloudy, with a high near 36. Chance of precipitation is 40%.

Saturday Night

Snow, possibly mixed with rain. Low around 32. Chance of precipitation is 80%.

Sunday

Snow. High near 34. Chance of precipitation is 80%.