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.

29°F

-2°C

Humidity	NA
Wind Speed	E 5 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

8 Miles W Plain WA

Flood Watch December 9, 09:26pm until December 12, 07:00am

Click here for hazard details and duration

Flood Watch

Flood Watch December 9, 09:26pm until December 12, 07:00am
NOW until 7:00am Fri
Flood Watch
Tonight
Low: 37 °F⇑
Heavy Rain
Wednesday
High: 50 °F
Heavy Rain
Wednesday Night
Low: 40 °F
Heavy Rain
and Breezy
Thursday
High: 45 °F
Rain/Snow and
Breezy then
Rain Likely
Thursday Night
Low: 39 °F
Rain Likely
Friday
High: 47 °F
Rain/Snow
Likely
Friday Night
Low: 40 °F
Chance Rain
Saturday
High: 46 °F
Chance Rain

Detailed Forecast

Tonight

Rain. The rain could be heavy at times. Temperature rising to around 44 by 4am. East wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.

Wednesday

Rain. The rain could be heavy at times. High near 50. West wind 11 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New precipitation amounts between 3 and 4 inches possible.

Wednesday Night

Rain. The rain could be heavy at times. Low around 40. Breezy, with a west wind 18 to 23 mph, with gusts as high as 37 mph. Chance of precipitation is 90%. New precipitation amounts between 2 and 3 inches possible.

Thursday

Rain, possibly mixed with snow, becoming all rain after 10am. High near 45. Breezy, with a west wind 13 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

Thursday Night

Rain likely. Mostly cloudy, with a low around 39. West wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Friday

Rain likely before 10am, then rain likely, possibly mixed with snow between 10am and 1pm, then rain likely after 1pm. Mostly cloudy, with a high near 47. Chance of precipitation is 60%. Little or no snow accumulation expected.

Friday Night

A 50 percent chance of rain. Mostly cloudy, with a low around 40.

Saturday

A 30 percent chance of rain. Partly sunny, with a high near 46.

Saturday Night

A 50 percent chance of rain. Mostly cloudy, with a low around 39.

Sunday

Rain likely, mainly before 4pm. Mostly cloudy, with a high near 44. Chance of precipitation is 70%.

Sunday Night

Rain likely. Mostly cloudy, with a low around 38. Chance of precipitation is 60%.

Monday

Rain. High near 43. Chance of precipitation is 80%.