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 SSW Trinity WA

Flood Watch December 9, 11:32am until December 11, 04:00pm

Click here for hazard details and duration

Flood Watch

Flood Watch December 9, 11:32am until December 11, 04:00pm
NOW until 4:00pm Thu
Flood Watch
Today
High: 31 °F
Chance Snow
Tonight
Low: 30 °F⇑
Rain/Snow
Wednesday
High: 38 °F
Rain/Snow
Wednesday Night
Low: 32 °F
Rain/Snow
Thursday
High: 35 °F
Snow
Thursday Night
Low: 32 °F
Snow Likely
then
Rain/Snow
Likely
Friday
High: 36 °F
Rain/Snow
Likely
Friday Night
Low: 33 °F
Chance
Rain/Snow

Detailed Forecast

Today

A 50 percent chance of snow after 1pm. Mostly cloudy, with a high near 31. West wind 5 to 11 mph becoming southeast in the afternoon. Total daytime snow accumulation of 1 to 3 inches possible.

Tonight

Snow before 11pm, then rain and snow between 11pm and 1am, then rain after 1am. The rain and snow could be heavy at times. Temperature rising to around 38 by 5am. East wind 6 to 15 mph becoming west after midnight. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

Wednesday

Rain before 9am, then rain and snow. The rain could be heavy at times. High near 38. West wind 11 to 14 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

Wednesday Night

Rain and snow. Low around 32. West wind 14 to 16 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.

Thursday

Snow. High near 35. West wind around 14 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

Thursday Night

Snow likely before 1am, then rain likely, possibly mixed with snow. Mostly cloudy, with a low around 32. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

Friday

Rain and snow likely. Mostly cloudy, with a high near 36. Chance of precipitation is 60%. 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 40%.

Saturday

A 40 percent chance of snow. Partly sunny, with a high near 36.

Saturday Night

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

Sunday

Snow likely. Mostly cloudy, with a high near 32. Chance of precipitation is 70%.

Sunday Night

Snow likely. Mostly cloudy, with a low around 32. Chance of precipitation is 60%.