Significant and Catastrophic Flooding in the Pacific Northwest; Very Cold Temperatures in the Northern Plains

The atmospheric river over the Pacific Northwest will begin to subside today, but lingering rainfall will exacerbate ongoing catastrophic major river flooding, and landslides will continue across portions of western Washington and northwest Oregon for several days. Arctic air will plummet southward into the Northern Plains today, bringing cold air in the single digits to the region by Friday. Read More >

Hazardous Weather Conditions

Flood Warning in effect from December 10, 02:28 PM PST until December 12, 09:00 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	WNW 4 MPH
Barometer	NA
Dewpoint	N/A
Visibility	NA
Wind Chill	37°F (3°C)
Last update	NA

More Information:

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

Extended Forecast for

7 Miles SSE Trinity WA

Flood Warning until December 12, 09:00am

Click here for hazard details and duration

Flood Warning

Flood Warning until December 12, 09:00am
NOW until 9:00am Fri
Flood Warning
Overnight
Low: 37 °F
Rain/Snow
Thursday
High: 41 °F
Rain/Snow
then Rain
Likely
Thursday Night
Low: 36 °F
Chance Rain
then
Rain/Snow
Likely
Friday
High: 46 °F
Rain Likely
Friday Night
Low: 37 °F
Chance Rain
Saturday
High: 48 °F
Mostly Sunny
Saturday Night
Low: 38 °F
Chance Rain
Sunday
High: 44 °F
Rain Likely

Detailed Forecast

Overnight

Rain, possibly mixed with snow. Low around 37. Northwest wind around 11 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

Thursday

Rain and snow, becoming all rain after noon. High near 41. North wind 7 to 10 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

Thursday Night

A chance of rain before midnight, then a chance of rain and snow between midnight and 1am, then rain likely after 1am. Mostly cloudy, with a low around 36. North wind 3 to 5 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

Friday

Rain likely, mainly before 4pm. Mostly cloudy, with a high near 46. West wind 3 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Friday Night

A 30 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 37. West wind 5 to 7 mph.

Saturday

Mostly sunny, with a high near 48.

Saturday Night

A 40 percent chance of rain after 10pm. Mostly cloudy, with a low around 38.

Sunday

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

Sunday Night

Rain likely. Mostly cloudy, with a low around 39. Chance of precipitation is 70%.

Monday

Rain. High near 45. Chance of precipitation is 100%.