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

63°F

17°C

Humidity 77%
Wind Speed WNW 4 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 15 Aug 11:00 PM PDT
Extended Forecast for

Kelso WA

  • Tonight

    Tonight: Mostly cloudy, with a low around 55. Calm wind.

    Low: 55 °F

    Mostly Cloudy

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 81. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 81 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 56. West northwest wind around 6 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 82. Calm wind becoming north northwest around 6 mph in the afternoon.

    High: 82 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Patchy fog after 2am. Otherwise, increasing clouds, with a low around 56. Northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 78.

    High: 78 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 2am. Otherwise, increasing clouds, with a low around 55.

    Low: 55 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 77.

    High: 77 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 55. Calm wind.
Sunday
Patchy fog before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 81. Calm wind becoming west northwest around 6 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 56. West northwest wind around 6 mph becoming calm in the evening.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 82. Calm wind becoming north northwest around 6 mph in the afternoon.
Monday Night
Patchy fog after 2am. Otherwise, increasing clouds, with a low around 56. Northwest wind 5 to 7 mph becoming calm in the evening.
Tuesday
Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 78.
Tuesday Night
Patchy fog after 2am. Otherwise, increasing clouds, with a low around 55.
Wednesday
Patchy fog before 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 77.
Wednesday Night
Partly cloudy, with a low around 56.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 82.
Thursday Night
Increasing clouds, with a low around 57.
Friday
A slight chance of rain. Partly sunny, with a high near 81.
Friday Night
A slight chance of rain. Partly cloudy, with a low around 57.
Saturday
A slight chance of rain. Partly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Kelso WA
 46.15°N 122.89°W (Elev. 194 ft)
Last Update:
10:41 pm PDT Aug 15, 2026
Forecast Valid:
11pm PDT Aug 15, 2026-6pm PDT Aug 22, 2026
 
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Additional Resources

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Chance of Precipitation