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 Advisory until December 11, 11:45 AM PST

Current conditions at

NCSB (NCSW1)

Lat: 48.42528°NLon: 120.14194°WElev: 1697.0ft.

45°F

7°C

Humidity	65%
Wind Speed	NW 7 MPH
Barometer	NA
Dewpoint	34°F (1°C)
Visibility	NA
Wind Chill	41°F (5°C)
Last update	11 Dec 07:06 AM PST

More Information:

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

Extended Forecast for

7 Miles NW Winthrop WA

Flood Advisory December 11, 07:49am until December 11, 11:45am

Click here for hazard details and duration

Flood Advisory

Flood Advisory December 11, 07:49am until December 11, 11:45am
NOW until 11:45am Thu
Flood Advisory
Today
High: 38 °F
Chance Snow
Tonight
Low: 33 °F
Chance Snow
then Chance
Rain/Snow
Friday
High: 41 °F
Chance
Rain/Snow
Friday Night
Low: 36 °F
Chance Rain
Saturday
High: 40 °F
Partly Sunny
Saturday Night
Low: 34 °F
Chance Rain
Sunday
High: 39 °F
Chance Rain
Sunday Night
Low: 35 °F
Rain Likely

Detailed Forecast

Today

A chance of snow before 10am, then a slight chance of snow after 4pm. Mostly sunny, with a high near 38. Northwest wind 6 to 11 mph. Chance of precipitation is 30%. Total daytime snow accumulation of less than a half inch possible.

Tonight

A chance of snow before midnight, then a chance of rain and snow. Mostly cloudy, with a low around 33. Northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 40%. Little or no snow accumulation expected.

Friday

A chance of rain and snow before 1pm, then a chance of rain. Partly sunny, with a high near 41. Light west wind. Chance of precipitation is 40%. Little or no snow accumulation expected.

Friday Night

A 30 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 36. West wind 3 to 6 mph.

Saturday

Partly sunny, with a high near 40. Calm wind.

Saturday Night

A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 34.

Sunday

A 50 percent chance of rain. Partly sunny, with a high near 39.

Sunday Night

Rain likely, mainly after 10pm. Mostly cloudy, with a low around 35. Chance of precipitation is 60%.

Monday

Rain, possibly mixed with snow, becoming all rain after 10am. High near 38. Chance of precipitation is 90%.