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.

50°F

10°C

Humidity	91%
Wind Speed	W 1 MPH
Barometer	NA
Dewpoint	48°F (9°C)
Visibility	NA
Last update	07 Dec 12:35 PM PST

More Information:

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

Extended Forecast for

3 Miles WNW 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 and
Breezy
Tonight
Low: 47 °F
Rain Likely
and Breezy
Monday
High: 53 °F
Heavy Rain
and Windy
Monday Night
Low: 43 °F
Heavy Rain
and Windy
Tuesday
High: 51 °F
Rain
Tuesday Night
Low: 45 °F
Heavy Rain
and Windy
Wednesday
High: 51 °F
Heavy Rain
and Windy
Wednesday Night
Low: 43 °F
Rain and
Breezy
Thursday
High: 49 °F
Rain Likely

Detailed Forecast

This Afternoon

Rain, mainly after 4pm. High near 50. Breezy, with a west southwest wind around 17 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

Tonight

Rain likely, mainly after 1am. Mostly cloudy, with a low around 47. Breezy, with a west southwest wind 14 to 18 mph, with gusts as high as 38 mph. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.

Monday

Rain. The rain could be heavy at times. High near 53. Windy, with a southwest wind 17 to 25 mph, with gusts as high as 50 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 43. Windy, with a southwest wind 24 to 29 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.

Tuesday

Rain. High near 51. West wind 10 to 14 mph, with gusts as high as 28 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 45. Windy. Chance of precipitation is 100%.

Wednesday

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

Wednesday Night

Rain. Mostly cloudy, with a low around 43. Breezy.

Thursday

Rain likely. Mostly cloudy, with a high near 49.

Thursday Night

A chance of rain. Mostly cloudy, with a low around 44.

Friday

A chance of rain. Mostly cloudy, with a high near 50.