Heavy Rainfall and Flooding Threats in the Midwest and Ohio Valley; Heat Continues in the Plains and Southeast

An active pattern will continue to bring heavy to excessive rainfall and flash flooding threats to the Midwest and Ohio Valley over the next couple of days. Dangerous heat continues across the central/southern Plains and Southeast U.S. into next week. There is potential for record-tying/breaking temperatures with many areas forecast to see their hottest temperatures so far this year. Read More >

Current conditions at

DW8787 CHEHALIS (D8787)

Lat: 46.64646°NLon: 122.8388°WElev: 550.0ft.

NA

55°F

13°C

Humidity 98%
Wind Speed NNW 0 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 54°F (12°C)
Visibility NA
Last update 13 Aug 07:45 AM PDT
Extended Forecast for

4 Miles WSW Mossyrock WA

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 82. Calm wind.

    High: 82 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Increasing clouds, with a low around 53. Calm wind.

    Low: 53 °F

    Increasing
    Clouds

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 81. Calm wind.

    High: 81 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Increasing clouds, with a low around 51. Calm wind.

    Low: 51 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Partly sunny, with a high near 81. Calm wind.

    High: 81 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 83.

    High: 83 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 83.

    High: 83 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 82. Calm wind.
Tonight
Increasing clouds, with a low around 53. Calm wind.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 81. Calm wind.
Friday Night
Increasing clouds, with a low around 51. Calm wind.
Saturday
Partly sunny, with a high near 81. Calm wind.
Saturday Night
Partly cloudy, with a low around 50.
Sunday
Partly sunny, with a high near 83.
Sunday Night
Partly cloudy, with a low around 52.
Monday
Partly sunny, with a high near 83.
Monday Night
Mostly cloudy, with a low around 52.
Tuesday
A slight chance of showers. Mostly cloudy, with a high near 78.
Tuesday Night
A slight chance of showers. Mostly cloudy, with a low around 51.
Wednesday
A slight chance of showers. Partly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Mossyrock WA
 46.52°N 122.56°W (Elev. 400 ft)
3:48 am PDT Aug 13, 2026
8am PDT Aug 13, 2026-6pm PDT Aug 19, 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