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

54°F

12°C

Humidity 71%
Wind Speed N 0 MPH
Barometer 29.87 in (1011.51 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 21 Apr 02:35 AM PDT
Extended Forecast for

6 Miles S Kelso WA

  • Overnight

    Overnight: Rain, mainly after 3am. Low around 50. Calm wind. Chance of precipitation is 80%.

    Low: 50 °F

    Rain

  • Tuesday

    Tuesday: Rain. High near 59. Calm wind becoming north northwest around 6 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 59 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain likely, mainly after 4am. Cloudy, with a low around 47. West northwest wind 3 to 6 mph. Chance of precipitation is 60%.

    Low: 47 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain. High near 59. South southwest wind 5 to 8 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 59 °F

    Rain

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 44. South wind 3 to 8 mph.

    Low: 44 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 65.

    High: 65 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 43.

    Low: 43 °F

    Clear

Detailed Forecast

Overnight
Rain, mainly after 3am. Low around 50. Calm wind. Chance of precipitation is 80%.
Tuesday
Rain. High near 59. Calm wind becoming north northwest around 6 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Rain likely, mainly after 4am. Cloudy, with a low around 47. West northwest wind 3 to 6 mph. Chance of precipitation is 60%.
Wednesday
Rain. High near 59. South southwest wind 5 to 8 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 44. South wind 3 to 8 mph.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 65.
Thursday Night
Mostly clear, with a low around 41.
Friday
Sunny, with a high near 73.
Friday Night
Clear, with a low around 43.
Saturday
Sunny, with a high near 72.
Saturday Night
Mostly clear, with a low around 44.
Sunday
Mostly sunny, with a high near 71.
Sunday Night
Partly cloudy, with a low around 45.
Monday
A slight chance of rain. Mostly sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles S Kelso WA
 46.04°N 122.88°W (Elev. 200 ft)
Last Update:
2:41 am PDT Apr 21, 2026
Forecast Valid:
2am PDT Apr 21, 2026-6pm PDT Apr 27, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation