Heavy Rain and Flooding Possible in the Southwest U.S, Ohio Valley, and Hawaii

Heavy rainfall is expected to continue through Thursday over New Mexico into far west Texas. Flash flooding and debris flows in wildfire burn areas will be possible. Heavy rain and flash flooding is also expected over the southern Appalachians and Ohio Valley. Tropical Depression 15-E, southeast of Hawaii, is expected to bring heavy rain beginning today to the Big Island and Maui. Read More >

Current conditions at

DW8787 CHEHALIS (D8787)

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

NA

66°F

19°C

Humidity 61%
Wind Speed W 1 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 52°F (11°C)
Visibility NA
Last update 23 Sep 04:15 PM PDT
Extended Forecast for

3 Miles ESE Mossyrock WA

  • Tonight

    Tonight: Mostly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of rain after 5pm.  Increasing clouds, with a high near 66. Calm wind.

    High: 66 °F

    Partly Sunny
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Rain, mainly before 2am, then showers likely after 4am.  Low around 50. Calm wind becoming southeast around 6 mph after midnight.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 50 °F

    Rain

  • Friday

    Friday: Showers, with thunderstorms also possible after 11am.  High near 55. Southeast wind 8 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 24 mph.  Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 55 °F

    Showers

  • Friday Night

    Friday Night: Showers likely before 11pm.  Mostly cloudy, with a low around 44. West wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Showers
    Likely then
    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 45. Calm wind.
Thursday
A 30 percent chance of rain after 5pm. Increasing clouds, with a high near 66. Calm wind.
Thursday Night
Rain, mainly before 2am, then showers likely after 4am. Low around 50. Calm wind becoming southeast around 6 mph after midnight. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Showers, with thunderstorms also possible after 11am. High near 55. Southeast wind 8 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers likely before 11pm. Mostly cloudy, with a low around 44. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Partly sunny, with a high near 60.
Saturday Night
Mostly cloudy, with a low around 43.
Sunday
Partly sunny, with a high near 61.
Sunday Night
Partly cloudy, with a low around 44.
Monday
Partly sunny, with a high near 61.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 47.
Tuesday
A chance of rain. Mostly cloudy, with a high near 63.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 48.
Wednesday
A slight chance of rain. Mostly cloudy, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Mossyrock WA
 46.52°N 122.43°W (Elev. 830 ft)
1:00 pm PDT Sep 23, 2026
4pm PDT Sep 23, 2026-6pm PDT Sep 30, 2026
 
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Additional Resources

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