Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Hazardous Weather Conditions

Flood Watch in effect from December 8, 04:00 AM PST until December 12, 04:00 AM PST

Current conditions at

DRY CRK (DCCW1)

Lat: 45.94361°NLon: 121.9875°WElev: 2697.0ft.

47°F

8°C

Humidity	100%
Wind Speed	SW 7 MPH
Barometer	NA
Dewpoint	47°F (8°C)
Visibility	NA
Wind Chill	44°F (7°C)
Last update	07 Dec 01:25 PM PST

More Information:

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

Extended Forecast for

14 Miles SE Mount St Helens WA

Flood Watch December 8, 04:00am until December 12, 04:00am

Click here for hazard details and duration

Flood Watch

This Afternoon
High: 47 °F
Rain
Tonight
Low: 44 °F
Rain Likely
Monday
High: 50 °F
Heavy Rain
and Breezy
Monday Night
Low: 40 °F
Heavy Rain
and Breezy
Tuesday
High: 49 °F
Rain
Tuesday Night
Low: 44 °F
Heavy Rain
Wednesday
High: 50 °F
Heavy Rain
Wednesday Night
Low: 47 °F
Rain
Thursday
High: 50 °F
Rain

Detailed Forecast

This Afternoon

Rain, mainly before 5pm. High near 47. West southwest wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

Tonight

Rain likely, mainly before 5am. Mostly cloudy, with a low around 44. West southwest wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

Monday

Rain. The rain could be heavy at times. High near 50. Breezy, with a southwest wind 6 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

Monday Night

Rain. The rain could be heavy at times. Low around 40. Breezy, with a southwest wind 10 to 15 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.

Tuesday

Rain. High near 49. Light and variable wind. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

Tuesday Night

Rain. The rain could be heavy at times. Low around 44. Chance of precipitation is 100%.

Wednesday

Rain. The rain could be heavy at times. High near 50. Chance of precipitation is 100%.

Wednesday Night

Rain. Cloudy, with a low around 47.

Thursday

Rain. Mostly cloudy, with a high near 50.

Thursday Night

Rain likely, mainly before 10pm. Mostly cloudy, with a low around 47.