Current conditions at

Southwest Washington Regional Airport (KKLS)

Lat: 46.11553° N Lon: 122.89273° W Elev: 13.0 ft.

Overcast

63°F

17°C

Humidity 67%
Wind Speed WNW 9 MPH
Barometer 30.29 in (1025.74 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 19 May 12:20 PM PDT
Detailed forecast for

Cowlitz County Lowlands

Rest Of Today
Partly sunny. Highs in the upper 60s. West wind 5 to 10 mph.
Tonight
Mostly cloudy. Patchy fog after midnight. Lows in the upper 40s. Northwest wind 5 to 10 mph.
Wednesday
Mostly sunny. Highs in the lower 70s. North wind 5 to 10 mph.
Wednesday Night
Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 40s. Northwest wind 5 to 10 mph.
Thursday
Sunny. Highs around 80. Winds light.
Thursday Night
Mostly clear. Lows around 50.
Friday
Sunny. Highs in the upper 70s.
Friday Night
Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 40s.
Saturday
Mostly sunny. Highs in the mid 70s.
Saturday Night
Partly cloudy. Lows in the upper 40s.
Sunday
Partly sunny. Highs in the lower 70s.
Sunday Night
Mostly cloudy with a 50 percent chance of rain. Lows in the upper 40s.
Memorial Day
Mostly cloudy in the morning, then becoming partly sunny. A 50 percent chance of rain. Highs in the mid 60s.



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923 AM PDT Tue May 19 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database