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

Southwest Washington Regional Airport (KKLS)

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

Overcast

57°F

14°C

Humidity 67%
Wind Speed NNW 5 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 16 Oct 06:35 PM PDT
Extended Forecast for

Kelso WA

  • Tonight

    Tonight: A 30 percent chance of rain, mainly between 3am and 5am. Mostly cloudy, with a low around 48. West northwest wind around 6 mph becoming calm in the evening.

    Low: 48 °F

    Mostly Cloudy
    then Chance
    Rain

  • Friday

    Friday: A 50 percent chance of rain, mainly before 8am. Cloudy through mid morning, then gradual clearing, with a high near 63. Light and variable wind becoming northwest 5 to 8 mph in the morning.

    High: 63 °F

    Chance Rain
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 41. Northwest wind 5 to 8 mph becoming calm in the evening.

    Low: 41 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of rain after 11am. Increasing clouds, with a high near 60. Calm wind becoming south southeast around 6 mph in the afternoon.

    High: 60 °F

    Slight Chance
    Rain

  • Saturday Night

    Saturday Night: Rain. Low around 48. South southeast wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 48 °F

    Rain

  • Sunday

    Sunday: Rain before 11am, then showers and possibly a thunderstorm after 11am. High near 60. Chance of precipitation is 100%.

    High: 60 °F

    Showers

  • Sunday Night

    Sunday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 45. Chance of precipitation is 70%.

    Low: 45 °F

    Rain Likely
    then Chance
    Rain

  • Monday

    Monday: A slight chance of rain before 11am. Partly sunny, with a high near 61.

    High: 61 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of rain, mainly between 3am and 5am. Mostly cloudy, with a low around 48. West northwest wind around 6 mph becoming calm in the evening.
Friday
A 50 percent chance of rain, mainly before 8am. Cloudy through mid morning, then gradual clearing, with a high near 63. Light and variable wind becoming northwest 5 to 8 mph in the morning.
Friday Night
Mostly clear, with a low around 41. Northwest wind 5 to 8 mph becoming calm in the evening.
Saturday
A 20 percent chance of rain after 11am. Increasing clouds, with a high near 60. Calm wind becoming south southeast around 6 mph in the afternoon.
Saturday Night
Rain. Low around 48. South southeast wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Rain before 11am, then showers and possibly a thunderstorm after 11am. High near 60. Chance of precipitation is 100%.
Sunday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 45. Chance of precipitation is 70%.
Monday
A slight chance of rain before 11am. Partly sunny, with a high near 61.
Monday Night
Mostly cloudy, with a low around 43.
Tuesday
A chance of rain, mainly after 11am. Mostly cloudy, with a high near 61.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 42.
Wednesday
A slight chance of rain. Partly sunny, with a high near 63.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 44.
Thursday
A chance of rain. Mostly cloudy, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Kelso WA
 46.12°N 122.91°W (Elev. 52 ft)
Last Update:
6:41 pm PDT Oct 16, 2025
Forecast Valid:
6pm PDT Oct 16, 2025-6pm PDT Oct 23, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation