Winter Weather in the Eastern U.S.; Heavy Rains Begin Across the Southern Plains into the Ohio Valley

A wintry mix may impact travel across portions of the Mid-Atlantic through the morning and the Northeast U.S. through Tuesday. Heavy rain and thunderstorms may cause a flooding threat across the Southern Plains into the Ohio Valley beginning Tuesday. Fire weather concerns will continue across portions of the central and southern High Plains through Wednesday. Read More >

Current conditions at

Southwest Washington Regional Airport (KKLS)

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

Partly Cloudy

43°F

6°C

Humidity 92%
Wind Speed N 0 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 02 Mar 09:56 PM PST
Extended Forecast for

Kelso WA

  • Tonight

    Tonight: A 20 percent chance of rain after 2am.  Mostly cloudy, with a steady temperature around 48. Calm wind.

    Low: 48 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Tuesday

    Tuesday: Rain.  High near 55. South southeast wind 6 to 9 mph.  Chance of precipitation is 80%.

    High: 55 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Low around 45. South southeast wind 6 to 8 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 45 °F

    Rain

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm.  High near 54. West southwest wind 6 to 8 mph.  Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 54 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers.  Low around 40. West wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 90%.

    Low: 40 °F

    Showers

  • Thursday

    Thursday: Rain.  High near 50. Chance of precipitation is 90%.

    High: 50 °F

    Rain

  • Thursday Night

    Thursday Night: Rain likely.  Cloudy, with a low around 42. Chance of precipitation is 70%.

    Low: 42 °F

    Rain Likely

  • Friday

    Friday: Rain likely.  Cloudy, with a high near 53.

    High: 53 °F

    Rain Likely

  • Friday Night

    Friday Night: A chance of rain.  Cloudy, with a low around 44.

    Low: 44 °F

    Chance Rain

Detailed Forecast

Tonight
A 20 percent chance of rain after 2am. Mostly cloudy, with a steady temperature around 48. Calm wind.
Tuesday
Rain. High near 55. South southeast wind 6 to 9 mph. Chance of precipitation is 80%.
Tuesday Night
Rain. Low around 45. South southeast wind 6 to 8 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Showers and possibly a thunderstorm. High near 54. West southwest wind 6 to 8 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers. Low around 40. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 90%.
Thursday
Rain. High near 50. Chance of precipitation is 90%.
Thursday Night
Rain likely. Cloudy, with a low around 42. Chance of precipitation is 70%.
Friday
Rain likely. Cloudy, with a high near 53.
Friday Night
A chance of rain. Cloudy, with a low around 44.
Saturday
A chance of rain. Cloudy, with a high near 56.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 45.
Sunday
A chance of rain. Mostly cloudy, with a high near 56.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 40.
Monday
Rain likely. Mostly cloudy, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
Kelso WA
 46.12°N 122.91°W (Elev. 52 ft)
9:41 pm PST Mar 2, 2026
10pm PST Mar 2, 2026-6pm PDT Mar 9, 2026
 
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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