Flash Flooding Continuing Along the Gulf Coast; Dry Thunderstorms in the West

Excessive rainfall continues to produce life-threatening, locally catastrophic flash flooding along the central Gulf Coast. Isolated to scattered dry thunderstorms may cause lightning-ignited fires and erratic behavior due to gusty winds across parts Oregon, California, and the Great Basin into the weekend. Read More >

Current conditions at

DW8787 CHEHALIS (D8787)

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

NA

78°F

26°C

Humidity 49%
Wind Speed NW 2 MPH
Barometer 29.84 in (1010.5 mb)
Dewpoint 57°F (14°C)
Visibility NA
Heat Index79°F (26°C)
Last update 19 Jun 06:15 PM PDT
Extended Forecast for

6 Miles ENE Onalaska WA

  • Tonight

    Tonight: Mostly clear, with a low around 49. West northwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 49 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 70. South southeast wind around 6 mph becoming west in the afternoon.

    High: 70 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Patchy fog after 3am.  Otherwise, partly cloudy, with a low around 47. West wind around 6 mph becoming calm  in the evening.

    Low: 47 °F

    Partly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Mostly cloudy through mid morning, then gradual clearing, with a high near 78. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 78 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 51. North wind around 6 mph becoming calm  in the evening.

    Low: 51 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 49. West northwest wind 5 to 7 mph becoming calm in the evening.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 70. South southeast wind around 6 mph becoming west in the afternoon.
Saturday Night
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 47. West wind around 6 mph becoming calm in the evening.
Sunday
Mostly cloudy through mid morning, then gradual clearing, with a high near 78. Calm wind becoming north northwest around 5 mph in the afternoon.
Sunday Night
Clear, with a low around 51. North wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 88.
Monday Night
Mostly clear, with a low around 58.
Tuesday
Sunny, with a high near 91.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
Mostly sunny, with a high near 84.
Wednesday Night
Mostly clear, with a low around 52.
Thursday
Mostly sunny, with a high near 76.
Thursday Night
Partly cloudy, with a low around 50.
Friday
A slight chance of rain. Partly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ENE Onalaska WA
 46.6°N 122.62°W (Elev. 997 ft)
1:23 pm PDT Jun 19, 2026
6pm PDT Jun 19, 2026-6pm PDT Jun 26, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database