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.

56°F

13°C

Humidity	77%
Wind Speed	SW 4 MPH
Barometer	NA
Dewpoint	49°F (9°C)
Visibility	NA
Last update	07 Dec 01:45 PM PST

More Information:

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

Extended Forecast for

6 Miles SE 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: 42 °F
Rain and
Breezy
Tonight
Low: 40 °F
Rain Likely
and Breezy
Monday
High: 44 °F
Rain and
Windy
Monday Night
Low: 39 °F
Windy. Heavy
Rain then
Rain/Snow
Tuesday
High: 47 °F
Rain
Tuesday Night
Low: 43 °F
Heavy Rain
and Windy
Wednesday
High: 47 °F
Heavy Rain
and Windy
Wednesday Night
Low: 44 °F
Rain and
Breezy
Thursday
High: 46 °F
Rain

Detailed Forecast

This Afternoon

Rain, mainly after 4pm. High near 42. Breezy, with a west wind around 15 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

Tonight

Rain likely. Snow level 5300 feet rising to 6000 feet after midnight. Mostly cloudy, with a low around 40. Breezy, with a west wind 13 to 18 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

Monday

Rain. High near 44. Windy, with a west southwest wind 17 to 22 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

Monday Night

Rain before 1am, then rain, possibly mixed with snow. The rain could be heavy at times. Low around 39. Windy, with a west southwest wind around 26 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

Tuesday

Rain. High near 47. West wind 8 to 13 mph, with gusts as high as 26 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. Windy. Chance of precipitation is 100%.

Wednesday

Rain. The rain could be heavy at times. High near 47. Windy. Chance of precipitation is 100%.

Wednesday Night

Rain. Cloudy, with a low around 44. Breezy.

Thursday

Rain. Mostly cloudy, with a high near 46.

Thursday Night

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

Friday

A chance of rain. Partly sunny, with a high near 47.