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

I84 WB at Cascade Locks MP44.57 (ODT78)

Lat: 45.66931°NLon: 121.88484°WElev: 194.0ft.

52°F

11°C

Humidity	91%
Wind Speed	WNW 3 MPH
Barometer	NA
Dewpoint	50°F (10°C)
Visibility	NA
Last update	07 Dec 12:45 PM PST

More Information:

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

Extended Forecast for

9 Miles NNW Cascade Locks OR

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

Click here for hazard details and duration

Flood Watch

This Afternoon
High: 50 °F
Rain
Tonight
Low: 46 °F
Chance Rain
then Rain
Likely
Monday
High: 54 °F
Heavy Rain
and Breezy
Monday Night
Low: 44 °F
Heavy Rain
and Breezy
Tuesday
High: 53 °F
Rain
Tuesday Night
Low: 47 °F
Heavy Rain
Wednesday
High: 54 °F
Heavy Rain
Wednesday Night
Low: 49 °F
Rain
Thursday
High: 54 °F
Rain

Detailed Forecast

This Afternoon

Rain, mainly between 4pm and 5pm. High near 50. West southwest wind around 11 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

Tonight

Rain likely, mainly after 10pm. Mostly cloudy, with a low around 46. West wind 5 to 9 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

Monday

Rain. The rain could be heavy at times. High near 54. Breezy, with a southwest wind 8 to 18 mph, with gusts as high as 40 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 44. Breezy, with a west southwest wind 11 to 17 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.

Tuesday

Rain. High near 53. West wind around 6 mph, with gusts as high as 18 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 47. Chance of precipitation is 100%.

Wednesday

Rain. The rain could be heavy at times. High near 54. Chance of precipitation is 100%.

Wednesday Night

Rain. Cloudy, with a low around 49.

Thursday

Rain. Mostly cloudy, with a high near 54.

Thursday Night

Rain likely, mainly before 10pm. Mostly cloudy, with a low around 49.

Friday

A chance of rain. Partly sunny, with a high near 56.