Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds in the North-Central U.S.

A prolonged atmospheric river will continue impacting the Pacific Northwest with heavy rainfall which has lead to areas of urban and river flooding along with gusty winds into Thursday. A clipper will bring heavy snow, some mixed wintry precipitation, and gusty to high winds across the northern Plains, Upper Midwest, and the Great Lakes into Thursday morning. Read More >

Current conditions at

I84 WB at Cascade Locks MP44.57 (ODT78)

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

NA

47°F

8°C

Humidity 91%
Wind Speed N 0 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Last update 09 Dec 06:35 AM PST
Extended Forecast for

3 Miles WNW Cascade Locks OR

Flood Watch December 9, 06:56am until December 11, 04:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch December 9, 06:56am until December 11, 04:00pm

    NOW until 4:00pm Thu

    Flood Watch

  • Today

    High: 52 °F

    Rain

  • Tonight

    Tonight: Rain. The rain could be heavy at times.  Temperature rising to around 54 by midnight. Very windy, with a west southwest wind 21 to 30 mph, with gusts as high as 55 mph.  Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.

    Low: 49 °F

    Heavy Rain
    and Very
    Windy

  • Wednesday

    Wednesday: Rain.  High near 54. Very windy, with a west southwest wind 23 to 30 mph, with gusts as high as 55 mph.  Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 54 °F

    Rain and Very
    Windy

  • Wednesday Night

    Wednesday Night: Rain.  Low around 50. Windy, with a west southwest wind around 23 mph, with gusts as high as 44 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 50 °F

    Rain and
    Windy

  • Thursday

    Thursday: Rain, mainly before 4pm.  High near 52. Breezy, with a west southwest wind 14 to 20 mph, with gusts as high as 39 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 52 °F

    Rain and
    Breezy

  • Thursday Night

    Thursday Night: A 50 percent chance of rain, mainly before 10pm.  Mostly cloudy, with a low around 49.

    Low: 49 °F

    Chance Rain
    then Slight
    Chance Rain

  • Friday

    Friday: A 30 percent chance of rain, mainly before 4pm.  Mostly cloudy, with a high near 55.

    High: 55 °F

    Chance Rain

  • Friday Night

    Friday Night: A slight chance of rain before 10pm.  Mostly cloudy, with a low around 43.

    Low: 43 °F

    Slight Chance
    Rain then
    Mostly Cloudy

Detailed Forecast

Today
Rain. High near 52. West wind 8 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Tonight
Rain. The rain could be heavy at times. Temperature rising to around 54 by midnight. Very windy, with a west southwest wind 21 to 30 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.
Wednesday
Rain. High near 54. Very windy, with a west southwest wind 23 to 30 mph, with gusts as high as 55 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday Night
Rain. Low around 50. Windy, with a west southwest wind around 23 mph, with gusts as high as 44 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Rain, mainly before 4pm. High near 52. Breezy, with a west southwest wind 14 to 20 mph, with gusts as high as 39 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
A 50 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 49.
Friday
A 30 percent chance of rain, mainly before 4pm. Mostly cloudy, with a high near 55.
Friday Night
A slight chance of rain before 10pm. Mostly cloudy, with a low around 43.
Saturday
A chance of rain, mainly after 4pm. Partly sunny, with a high near 54.
Saturday Night
Rain likely, mainly after 10pm. Mostly cloudy, with a low around 44.
Sunday
Rain likely. Mostly cloudy, with a high near 48.
Sunday Night
Rain likely. Mostly cloudy, with a low around 43.
Monday
Rain. Cloudy, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Cascade Locks OR
 45.7°N 121.94°W (Elev. 1257 ft)
6:41 am PST Dec 9, 2025
6am PST Dec 9, 2025-6pm PST Dec 15, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database