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

15 Miles E 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: 48 °F
Rain
Tonight
Low: 42 °F
Rain Likely
Monday
High: 51 °F
Heavy Rain
Monday Night
Low: 39 °F
Heavy Rain
and Breezy
Tuesday
High: 49 °F
Rain
Tuesday Night
Low: 43 °F
Heavy Rain
Wednesday
High: 51 °F
Heavy Rain
Wednesday Night
Low: 46 °F
Rain
Thursday
High: 51 °F
Rain

Detailed Forecast

This Afternoon

Rain, mainly before 5pm. High near 48. West southwest wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

Tonight

Rain likely, mainly before 4am. Mostly cloudy, with a low around 42. West southwest wind 5 to 7 mph, with gusts 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 51. Southwest wind 7 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.

Monday Night

Rain. The rain could be heavy at times. Low around 39. Breezy, with a southwest wind 11 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. West wind 3 to 5 mph. 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 43. Chance of precipitation is 100%.

Wednesday

Rain. The rain could be heavy at times. High near 51. Chance of precipitation is 100%.

Wednesday Night

Rain. Cloudy, with a low around 46.

Thursday

Rain. Mostly cloudy, with a high near 51.

Thursday Night

Rain likely, mainly before 10pm. Mostly cloudy, with a low around 46.