Current conditions at

Southwest Washington Regional Airport (KKLS)

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

Clear

64°F

18°C

Humidity 72%
Wind Speed NW 6 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 14 Jul 10:35 PM PDT
Detailed forecast for

Cowlitz County Lowlands

Tonight
Mostly clear this evening, then becoming partly cloudy. Lows in the mid 50s. Northwest wind 5 to 10 mph.
Wednesday
Sunny. Highs in the upper 80s. Northwest wind 5 to 10 mph.
Wednesday Night
Mostly clear in the evening, then mostly cloudy with showers likely with a slight chance of thunderstorms after midnight. Lows in the mid 50s. West wind 5 to 10 mph. Chance of rain 70 percent. Rainfall amounts less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Mostly cloudy with showers with a slight chance of thunderstorms in the morning, then partly sunny with a chance of showers in the afternoon. Highs in the mid 70s. Winds light. Chance of rain 80 percent.
Thursday Night
Partly cloudy. Lows in the lower 50s. Winds light.
Friday
Partly sunny in the morning, then clearing. Highs in the lower 80s.
Friday Night
Mostly clear. Lows in the lower 50s.
Saturday
Mostly sunny. Highs in the mid 80s.
Saturday Night
Clear. Lows in the mid 50s.
Sunday
Sunny. Highs in the upper 80s.
Sunday Night
Mostly clear. Lows in the upper 50s.
Monday
Mostly sunny. Highs in the lower 90s.
Monday Night
Partly cloudy. Lows in the upper 50s.
Tuesday
Mostly sunny. Highs in the lower 90s.



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502 PM PDT Tue Jul 14 2026
 
 

Additional Resources

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