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

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.

40°F

4°C

Humidity	NA
Wind Speed	WSW 5 MPH
Barometer	NA
Dewpoint	N/A
Visibility	NA
Wind Chill	36°F (2°C)
Last update	NA

More Information:

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

Extended Forecast for

10 Miles SW Trinity WA

Flood Watch December 10, 10:11am until December 12, 07:00am

Click here for hazard details and duration

Flood Watch

Flood Watch December 10, 10:11am until December 12, 07:00am
NOW until 7:00am Fri
Flood Watch
Today
High: 39 °F
Heavy Rain
Tonight
Low: 30 °F
Heavy Rain
then
Rain/Snow and
Breezy
Thursday
High: 33 °F⇓
Rain/Snow and
Breezy then
Snow Likely
Thursday Night
Low: 30 °F
Snow Likely
Friday
High: 35 °F
Rain/Snow
Friday Night
Low: 33 °F
Rain/Snow
Likely
Saturday
High: 35 °F
Chance
Rain/Snow
Saturday Night
Low: 32 °F
Rain Likely
then
Rain/Snow
Likely

Detailed Forecast

Today

Rain. The rain could be heavy at times. High near 39. West wind 8 to 10 mph. Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.

Tonight

Snow, possibly mixed with rain. The rain could be heavy at times. Low around 30. Breezy, with a west wind 10 to 15 mph increasing to 18 to 23 mph after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

Thursday

Snow, possibly mixed with rain, becoming all snow after 7am. Temperature falling to around 29 by 4pm. Breezy, with a west wind 14 to 18 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

Thursday Night

Snow likely. Mostly cloudy, with a low around 30. West wind 11 to 13 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

Friday

Rain and snow. High near 35. West wind 11 to 14 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

Friday Night

Rain and snow likely before 1am, then a chance of rain. Mostly cloudy, with a low around 33. Chance of precipitation is 60%. Little or no snow accumulation expected.

Saturday

A chance of rain before 10am, then a slight chance of rain and snow between 10am and 1pm, then a chance of rain after 1pm. Partly sunny, with a high near 35. Chance of precipitation is 40%. Little or no snow accumulation expected.

Saturday Night

Rain likely before 1am, then rain and snow likely. Mostly cloudy, with a low around 32. Chance of precipitation is 60%.

Sunday

Rain and snow. High near 33. Chance of precipitation is 80%.

Sunday Night

Snow, possibly mixed with rain. Low around 31. Chance of precipitation is 80%.

Monday

Rain and snow. High near 34. Chance of precipitation is 90%.

Monday Night

Rain and snow. Low around 29. Breezy. Chance of precipitation is 100%.

Tuesday

Snow. High near 31. Breezy. Chance of precipitation is 90%.