Strong Atmospheric River Bringing Heavy Rain to the Pacific Northwest; Areas of Snow in the North-Central and Eastern U.S.

A strong atmospheric river will bring prolonged heavy rainfall along with gusty winds to the Pacific Northwest through much of this week. The heavy rainfall may lead to widespread urban and river flooding. Accumulating snow is expected over parts of the central Appalachians and Mid-Atlantic today as well as the Upper Midwest and the Upper Great Lakes this evening into Tuesday. Read More >

Hazardous Weather Conditions

Flood Watch in effect from December 8, 10:00 AM PST until December 12, 04:00 AM PST

Current conditions at

DRY CRK (DCCW1)

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

46°F

8°C

Humidity	100%
Wind Speed	ENE 1 MPH
Barometer	NA
Dewpoint	46°F (8°C)
Visibility	NA
Last update	08 Dec 09:25 AM PST

More Information:

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

Extended Forecast for

13 Miles NNE Mount St Helens WA

Flood Watch December 8, 10:00am until December 12, 04:00am

Click here for hazard details and duration

Flood Watch

Today
High: 48 °F
Heavy Rain
and Breezy
Tonight
Low: 37 °F
Heavy Rain
and Breezy
Tuesday
High: 47 °F
Rain
Tuesday Night
Low: 42 °F
Heavy Rain
and Breezy
Wednesday
High: 49 °F
Heavy Rain
and Breezy
Wednesday Night
Low: 46 °F
Rain
Thursday
High: 49 °F
Rain
Thursday Night
Low: 45 °F
Rain Likely
Friday
High: 52 °F
Chance Rain

Detailed Forecast

Today

Rain. The rain could be heavy at times. High near 48. Breezy, with a southwest wind 14 to 17 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

Tonight

Rain. The rain could be heavy at times. Low around 37. Breezy, with a southwest wind 14 to 20 mph becoming west northwest after midnight. Winds could gust as high as 44 mph. Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.

Tuesday

Rain. Snow level 3600 feet rising to 6800 feet in the afternoon. High near 47. South southeast wind around 6 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 42. Breezy, with a west southwest wind 10 to 15 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.

Wednesday

Rain. The rain could be heavy at times. High near 49. Breezy, with a west southwest wind 11 to 15 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

Wednesday Night

Rain. Low around 46. Chance of precipitation is 100%.

Thursday

Rain. High near 49. Chance of precipitation is 90%.

Thursday Night

Rain likely, mainly before 10pm. Mostly cloudy, with a low around 45.

Friday

A chance of rain. Partly sunny, with a high near 52.

Friday Night

A slight chance of rain. Mostly cloudy, with a low around 40.

Saturday

A chance of rain. Partly sunny, with a high near 51.