Strong Atmospheric River Bringing Heavy Rain to the Pacific Northwest; Areas of Snow in the North-Central and Eastern U.S.

A strong atmospheric river will bring prolonged heavy rainfall along with gusty winds to the Pacific Northwest through much of this week. The heavy rainfall may lead to widespread urban and river flooding. Accumulating snow is expected over parts of the central Appalachians and Mid-Atlantic today as well as the Upper Midwest and the Upper Great Lakes this evening into Tuesday. Read More >

Current conditions at

Southwest Washington Regional Airport (KKLS)

Lat: 46.11553°NLon: 122.89273°WElev: 13.0ft.

Rain

54°F

12°C

Humidity 93%
Wind Speed SSE 12 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 08 Dec 08:20 AM PST
Extended Forecast for

Kelso WA

Flood Watch December 8, 10:00am until December 12, 04:00am
Wind Advisory until December 9, 04:00am
Click here for hazard details and duration
Flood Watch
Wind Advisory
  •  
    Wind Advisory until December 9, 04:00am

    NOW until 4:00am Tue

    Wind Advisory

  • Today

    High: 56 °F

    Rain and
    Breezy

  • Tonight

    Tonight: Rain.  Low around 46. Breezy, with a south wind 7 to 17 mph becoming northwest after midnight. Winds could gust as high as 34 mph.  Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    Low: 46 °F

    Rain and
    Breezy

  • Tuesday

    Tuesday: Rain.  High near 55. Southeast wind 3 to 6 mph.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 55 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Low around 49. South southwest wind around 10 mph, with gusts as high as 25 mph.  Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    Low: 49 °F

    Rain

  • Wednesday

    Wednesday: Rain.  High near 57. Southwest wind around 9 mph, with gusts as high as 22 mph.  Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 57 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain.  Low around 53. Chance of precipitation is 90%.

    Low: 53 °F

    Rain

  • Thursday

    Thursday: Rain.  High near 58. Chance of precipitation is 90%.

    High: 58 °F

    Rain

  • Thursday Night

    Thursday Night: A chance of rain.  Mostly cloudy, with a low around 51.

    Low: 51 °F

    Chance Rain

Detailed Forecast

Today
Rain. High near 56. Breezy, with a south southeast wind 11 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Tonight
Rain. Low around 46. Breezy, with a south wind 7 to 17 mph becoming northwest after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Tuesday
Rain. High near 55. Southeast wind 3 to 6 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday Night
Rain. Low around 49. South southwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Wednesday
Rain. High near 57. Southwest wind around 9 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Wednesday Night
Rain. Low around 53. Chance of precipitation is 90%.
Thursday
Rain. High near 58. Chance of precipitation is 90%.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 51.
Friday
A slight chance of rain. Mostly cloudy, with a high near 58.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 46.
Saturday
A chance of rain. Mostly cloudy, with a high near 54.
Saturday Night
Rain likely. Mostly cloudy, with a low around 46.
Sunday
Rain likely. Mostly cloudy, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
Kelso WA
 46.13°N 122.88°W (Elev. 400 ft)
8:20 am PST Dec 8, 2025
8am PST Dec 8, 2025-6pm PST Dec 14, 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