Current conditions at

Southwest Washington Regional Airport (KKLS)

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

Overcast

73°F

23°C

Humidity 60%
Wind Speed NW 9 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 28 Jul 04:25 PM PDT
Detailed forecast for

Cowlitz County Lowlands

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



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501 PM PDT Tue Jul 28 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database