Current conditions at

Southwest Washington Regional Airport (KKLS)

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

Clear

73°F

23°C

Humidity 64%
Wind Speed WNW 14 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 11 Aug 07:20 PM PDT
Detailed forecast for

Cowlitz County Lowlands

Tonight
Mostly clear this evening, then becoming mostly cloudy. Lows in the upper 50s. Northwest wind 5 to 10 mph.
Wednesday
Mostly cloudy in the morning, then becoming mostly sunny. Highs in the upper 70s. Northwest wind 5 to 10 mph.
Wednesday Night
Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 50s. West wind 5 to 10 mph.
Thursday
Mostly cloudy in the morning, then clearing. Highs in the lower 80s. Light and variable winds, becoming light in the afternoon.
Thursday Night
Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 50s. Northwest wind 5 to 10 mph.
Friday
Mostly cloudy in the morning, then clearing. Highs in the lower 80s.
Friday Night
Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 50s.
Saturday
Mostly cloudy in the morning, then becoming mostly sunny. Highs in the lower 80s.
Saturday Night
Partly cloudy. Lows in the mid 50s.
Sunday
Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 80s.
Sunday Night
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 50s.
Monday
Mostly cloudy in the morning, then becoming partly sunny. A 20 percent chance of rain. Highs in the lower 80s.
Monday Night
Mostly cloudy with a 20 percent chance of rain. Lows in the mid 50s.
Tuesday
Mostly cloudy in the morning, then becoming partly sunny. A 20 percent chance of rain. Highs in the upper 70s.



Basemap Options
Click map to change the forecast location
Loading map...
504 PM PDT Tue Aug 11 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database