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

61°F

16°C

Humidity 82%
Wind Speed WNW 5 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 18 Aug 10:20 PM PDT
Extended Forecast for

2 Miles S Kelso WA

  • Tonight

    Tonight: Increasing clouds, with a low around 56. Light northwest wind.

    Low: 56 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Patchy fog before 9am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 78. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 78 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 57. Northwest wind around 6 mph becoming calm in the evening.

    Low: 57 °F

    Partly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 84. Light northwest wind.

    High: 84 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Patchy fog between 4am and 5am. Otherwise, increasing clouds, with a low around 58. Northwest wind around 5 mph becoming calm in the evening.

    Low: 58 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog between 7am and 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 78.

    High: 78 °F

    Patchy Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of rain after 11pm. Increasing clouds, with a low around 57.

    Low: 57 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: A slight chance of rain before 11am. Cloudy, with a high near 70.

    High: 70 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 56.

    Low: 56 °F

    Increasing
    Clouds

Detailed Forecast

Tonight
Increasing clouds, with a low around 56. Light northwest wind.
Wednesday
Patchy fog before 9am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 78. Calm wind becoming northwest around 5 mph in the afternoon.
Wednesday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 57. Northwest wind around 6 mph becoming calm in the evening.
Thursday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 84. Light northwest wind.
Thursday Night
Patchy fog between 4am and 5am. Otherwise, increasing clouds, with a low around 58. Northwest wind around 5 mph becoming calm in the evening.
Friday
Patchy fog between 7am and 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 78.
Friday Night
A 20 percent chance of rain after 11pm. Increasing clouds, with a low around 57.
Saturday
A slight chance of rain before 11am. Cloudy, with a high near 70.
Saturday Night
Increasing clouds, with a low around 56.
Sunday
Cloudy through mid morning, then gradual clearing, with a high near 75.
Sunday Night
Mostly clear, with a low around 56.
Monday
Partly sunny, with a high near 79.
Monday Night
Increasing clouds, with a low around 56.
Tuesday
Partly sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Kelso WA
 46.1°N 122.87°W (Elev. 292 ft)
Last Update:
9:41 pm PDT Aug 18, 2026
Forecast Valid:
10pm PDT Aug 18, 2026-6pm PDT Aug 25, 2026
 
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