Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds in the North-Central U.S.

A prolonged atmospheric river will continue impacting the Pacific Northwest with heavy rainfall which has lead to areas of urban and river flooding along with gusty winds into Thursday. A clipper will bring heavy snow, some mixed wintry precipitation, and gusty to high winds across the northern Plains, Upper Midwest, and the Great Lakes into Thursday morning. Read More >

Hazardous Weather Conditions

Flood Watch until December 11, 04:00 PM 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	W 10 MPH
Barometer	NA
Dewpoint	N/A
Visibility	NA
Wind Chill	20°F (-7°C)
Last update	NA

More Information:

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

Extended Forecast for

8 Miles ENE Stevens Pass WA

Flood Watch December 9, 12:01pm until December 11, 04:00pm

Click here for hazard details and duration

Flood Watch

Flood Watch December 9, 12:01pm until December 11, 04:00pm
NOW until 4:00pm Thu
Flood Watch
This Afternoon
High: 43 °F
Rain/Snow
Tonight
Low: 37 °F⇑
Rain/Snow
then Heavy
Rain
Wednesday
High: 49 °F
Heavy Rain
Wednesday Night
Low: 41 °F
Rain
Thursday
High: 47 °F
Rain
Thursday Night
Low: 40 °F
Rain/Snow
Likely
Friday
High: 49 °F
Rain Likely
Friday Night
Low: 40 °F
Chance Rain

Detailed Forecast

This Afternoon

Rain and snow, mainly after 1pm. High near 43. West wind 5 to 8 mph becoming calm. Chance of precipitation is 80%. Total daytime snow accumulation of less than a half inch possible.

Tonight

Rain, possibly mixed with snow, becoming all rain after midnight. The rain could be heavy at times. Temperature falling to near 37 by 9pm, then rising to around 44 during the remainder of the night. East wind 5 to 10 mph becoming west in the evening. Winds could gust as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

Wednesday

Rain. The rain could be heavy at times. High near 49. West wind around 11 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.

Wednesday Night

Rain. Low around 41. West wind around 11 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.

Thursday

Rain. High near 47. West wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

Thursday Night

Rain likely, possibly mixed with snow, becoming all rain after 1am. Mostly cloudy, with a low around 40. Chance of precipitation is 70%. Little or no snow accumulation expected.

Friday

Rain likely, mainly before 10am. Mostly cloudy, with a high near 49. Chance of precipitation is 60%.

Friday Night

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

Saturday

A chance of rain before 1pm, then a chance of rain and snow between 1pm and 4pm, then a chance of rain after 4pm. Partly sunny, with a high near 49. Chance of precipitation is 40%.

Saturday Night

Rain likely before 7pm, then rain likely, possibly mixed with snow. Mostly cloudy, with a low around 38. Chance of precipitation is 70%.

Sunday

Rain likely, possibly mixed with snow. Mostly cloudy, with a high near 45. Chance of precipitation is 70%.

Sunday Night

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

Monday

Rain, possibly mixed with snow. High near 47. Chance of precipitation is 80%.