National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Prolonged Atmospheric River in the Northwest; Snow in the North-Central US

A prolonged atmospheric river will bring heavy rainfall which may lead to widespread urban and river flooding, heavy mountain snow, along with gusty winds to the Pacific Northwest into the northern Rockies through much of the week. A clipper will bring a period of snow across the upper Midwest and the Great Lakes into Tuesday, before a stronger system bring more wintry impacts. Read More >

Hazardous Weather Conditions

Current conditions at

I84 WB at Cascade Locks MP44.57 (ODT78)

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

NA

54°F

12°C

Humidity 91%
Wind Speed WSW 3 MPH
Barometer NA
Dewpoint 52°F (11°C)
Visibility NA
Last update 08 Dec 09:35 PM PST
Extended Forecast for

Skamania WA

Flood Watch December 8, 09:59pm until December 12, 04:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch December 8, 09:59pm until December 12, 04:00am

    NOW until 4:00am Fri

    Flood Watch

  • Tonight

    Low: 48 °F

    Heavy Rain
    and Very
    Windy

  • Tuesday

    Tuesday: Rain. High near 56. Breezy, with a southwest wind 11 to 16 mph becoming east northeast in the morning. Winds could gust as high as 26 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    High: 56 °F

    Rain and
    Breezy

  • Tuesday Night

    Tuesday Night: Rain. The rain could be heavy at times. Steady temperature around 55. Very windy, with a southwest wind 22 to 30 mph, with gusts as high as 48 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    Low: 55 °F

    Heavy Rain
    and Very
    Windy

  • Wednesday

    Wednesday: Rain. High near 56. Very windy, with a west southwest wind 26 to 32 mph, with gusts as high as 49 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 56 °F

    Rain and Very
    Windy

  • Wednesday Night

    Wednesday Night: Rain. Low around 53. Windy, with a west southwest wind around 24 mph, with gusts as high as 38 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 53 °F

    Rain and
    Windy

  • Thursday

    Thursday: Rain, mainly before 4pm. High near 56. Windy. Chance of precipitation is 80%.

    High: 56 °F

    Rain and
    Windy

  • Thursday Night

    Thursday Night: A 50 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 51.

    Low: 51 °F

    Chance Rain
    then Slight
    Chance Rain

  • Friday

    Friday: A slight chance of rain. Partly sunny, with a high near 58.

    High: 58 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
Rain. The rain could be heavy at times. Low around 48. Very windy, with a southwest wind 31 to 33 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Tuesday
Rain. High near 56. Breezy, with a southwest wind 11 to 16 mph becoming east northeast in the morning. Winds could gust 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. Steady temperature around 55. Very windy, with a southwest wind 22 to 30 mph, with gusts as high as 48 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Wednesday
Rain. High near 56. Very windy, with a west southwest wind 26 to 32 mph, with gusts as high as 49 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Wednesday Night
Rain. Low around 53. Windy, with a west southwest wind around 24 mph, with gusts as high as 38 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 56. Windy. Chance of precipitation is 80%.
Thursday Night
A 50 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 51.
Friday
A slight chance of rain. Partly sunny, with a high near 58.
Friday Night
A slight chance of rain before 10pm. Mostly cloudy, with a low around 47.
Saturday
A chance of rain after 10am. Partly sunny, with a high near 56.
Saturday Night
Rain likely. Mostly cloudy, with a low around 47.
Sunday
Rain likely. Mostly cloudy, with a high near 51. Breezy.
Sunday Night
Rain likely. Mostly cloudy, with a low around 45.
Monday
Rain. Mostly cloudy, with a high near 54. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Skamania WA
 45.62°N 122.01°W (Elev. 161 ft)
Last Update:
9:46 pm PST Dec 8, 2025
Forecast Valid:
9pm PST Dec 8, 2025-6pm PST Dec 15, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation