Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Chehalis-Centralia Airport (KCLS)

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

Overcast

57°F

14°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 19 Aug 05:15 AM PDT
Extended Forecast for

6 Miles WSW Chehalis WA

  • Today

    Today: Cloudy, then gradually becoming mostly sunny, with a high near 81. Calm wind.

    High: 81 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Partly cloudy, with a low around 55. Light west northwest wind.

    Low: 55 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, then gradually becoming sunny, with a high near 86. Calm wind.

    High: 86 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 56. Light west northwest wind.

    Low: 56 °F

    Increasing
    Clouds

  • Friday

    Friday: Partly sunny, with a high near 84. Calm wind.

    High: 84 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of rain after 11pm.  Mostly cloudy, with a low around 56.

    Low: 56 °F

    Chance Rain

  • Saturday

    Saturday: A 30 percent chance of rain, mainly before 11am.  Mostly cloudy, with a high near 71.

    High: 71 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 76.

    High: 76 °F

    Mostly Cloudy

Detailed Forecast

Today
Cloudy, then gradually becoming mostly sunny, with a high near 81. Calm wind.
Tonight
Partly cloudy, with a low around 55. Light west northwest wind.
Thursday
Partly sunny, then gradually becoming sunny, with a high near 86. Calm wind.
Thursday Night
Increasing clouds, with a low around 56. Light west northwest wind.
Friday
Partly sunny, with a high near 84. Calm wind.
Friday Night
A 30 percent chance of rain after 11pm. Mostly cloudy, with a low around 56.
Saturday
A 30 percent chance of rain, mainly before 11am. Mostly cloudy, with a high near 71.
Saturday Night
Mostly cloudy, with a low around 56.
Sunday
Mostly cloudy, with a high near 76.
Sunday Night
Mostly clear, with a low around 54.
Monday
Partly sunny, with a high near 81.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
Partly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WSW Chehalis WA
 46.62°N 123.06°W (Elev. 200 ft)
11:26 pm PDT Aug 18, 2026
5am PDT Aug 19, 2026-6pm PDT Aug 25, 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