Lowell to Impact Hawaii; Heat Persists in the South-Central U.S.

Hurricane Lowell is forecast to pass west of Kauai`s coastal waters tonight. Impacts such as high surf and heavy rain could impact all of the islands. Sweltering heat remains across the South-Central Plains and Lower/Middle Mississippi Valley into this week with limited nighttime relief. Periods of moderate to heavy rainfall will be possible through Tuesday morning in the northern Rockies. Read More >

Current conditions at

Chehalis-Centralia Airport (KCLS)

Lat: 46.677°NLon: 122.9827°WElev: 177.0ft.

Fog

48°F

9°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 48°F (9°C)
Visibility 0.25 mi
Last update 08 Sep 03:55 AM PDT
Extended Forecast for

Chehalis WA

  • Today

    Today: Partly sunny, then gradually becoming sunny, with a high near 77. Calm wind becoming north northeast 5 to 7 mph in the morning.

    High: 77 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 52. Calm wind becoming north around 5 mph after midnight.

    Low: 52 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 82. North wind around 6 mph.

    High: 82 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 55. Calm wind becoming west around 5 mph.

    Low: 55 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 71. Calm wind becoming west 5 to 9 mph in the morning.

    High: 71 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 68.

    High: 68 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A slight chance of rain after 11pm.  Mostly cloudy, with a low around 49.

    Low: 49 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: A chance of rain before 11am, then a chance of showers and thunderstorms after 11am.  Mostly cloudy, with a high near 70.

    High: 70 °F

    Chance
    Showers

Detailed Forecast

Today
Partly sunny, then gradually becoming sunny, with a high near 77. Calm wind becoming north northeast 5 to 7 mph in the morning.
Tonight
Mostly clear, with a low around 52. Calm wind becoming north around 5 mph after midnight.
Wednesday
Sunny, with a high near 82. North wind around 6 mph.
Wednesday Night
Partly cloudy, with a low around 55. Calm wind becoming west around 5 mph.
Thursday
Partly sunny, with a high near 71. Calm wind becoming west 5 to 9 mph in the morning.
Thursday Night
Partly cloudy, with a low around 49.
Friday
Mostly cloudy, with a high near 68.
Friday Night
A slight chance of rain after 11pm. Mostly cloudy, with a low around 49.
Saturday
A chance of rain before 11am, then a chance of showers and thunderstorms after 11am. Mostly cloudy, with a high near 70.
Saturday Night
A slight chance of rain before 11pm. Partly cloudy, with a low around 49.
Sunday
A slight chance of rain. Partly sunny, with a high near 73.
Sunday Night
Mostly clear, with a low around 49.
Monday
Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Chehalis WA
 46.68°N 122.98°W (Elev. 180 ft)
12:40 am PDT Sep 8, 2026
4am PDT Sep 8, 2026-6pm PDT Sep 14, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database