Current conditions at

Southwest Washington Regional Airport (KKLS)

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

Mostly Cloudy

61°F

16°C

Humidity 89%
Wind Speed N 0 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 31 Aug 02:56 AM PDT
Detailed forecast for

Cowlitz County Lowlands

Today
Patchy fog this morning. Mostly sunny. Highs around 80. Northwest wind 5 to 10 mph.
Tonight
Partly cloudy in the evening, then becoming mostly cloudy. Patchy fog after midnight. Lows in the mid 50s. Northwest wind 5 to 10 mph.
Labor Day
Mostly cloudy in the morning, then becoming mostly sunny. Highs in the lower 80s. Winds light.
Monday Night
Mostly clear. Lows in the mid 50s. Northwest wind 5 to 10 mph.
Tuesday
Mostly sunny. Highs in the upper 80s. Winds light.
Tuesday Night
Mostly clear. Lows around 60.
Wednesday
Mostly sunny. Highs in the upper 80s.
Wednesday Night
Partly cloudy. Lows around 60.
Thursday
Mostly sunny. Highs in the upper 80s.
Thursday Night
Partly cloudy. Lows in the upper 50s.
Friday
Mostly sunny. Highs in the mid 80s.
Friday Night
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 50s.
Saturday
Mostly cloudy in the morning, then becoming mostly sunny. Highs in the lower 80s.



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245 AM PDT Sun Aug 31 2025
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database