Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

CHEHALIS (CLSW1)

Lat: 46.61°NLon: 122.90833°WElev: 262.0ft.

NA

52°F

11°C

Humidity 96%
Wind Speed ESE 0 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Last update 28 Aug 04:09 AM PDT
Extended Forecast for

Napavine WA

  • Today

    Today: Areas of fog before 9am.  Otherwise, cloudy through mid morning, then gradual clearing, with a high near 72. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 72 °F

    Areas Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: A 30 percent chance of rain after 5am.  Increasing clouds, with a low around 49. West northwest wind around 6 mph becoming calm  in the evening.

    Low: 49 °F

    Partly Cloudy
    then Chance
    Rain

  • Saturday

    Saturday: A 30 percent chance of rain, mainly before 8am.  Mostly cloudy, with a high near 68. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 68 °F

    Chance Rain
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 2am.  Otherwise, increasing clouds, with a low around 47. West wind 5 to 7 mph becoming calm  in the evening.

    Low: 47 °F

    Partly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 10am.  Otherwise, mostly cloudy, with a high near 70. Calm wind.

    High: 70 °F

    Patchy Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 75.

    High: 75 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of rain, mainly after 11am.  Mostly cloudy, with a high near 70.

    High: 70 °F

    Chance Rain

Detailed Forecast

Today
Areas of fog before 9am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 72. Calm wind becoming west northwest around 5 mph in the afternoon.
Tonight
A 30 percent chance of rain after 5am. Increasing clouds, with a low around 49. West northwest wind around 6 mph becoming calm in the evening.
Saturday
A 30 percent chance of rain, mainly before 8am. Mostly cloudy, with a high near 68. Calm wind becoming west 5 to 7 mph in the afternoon.
Saturday Night
Patchy fog after 2am. Otherwise, increasing clouds, with a low around 47. West wind 5 to 7 mph becoming calm in the evening.
Sunday
Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 70. Calm wind.
Sunday Night
Partly cloudy, with a low around 48.
Monday
Partly sunny, with a high near 75.
Monday Night
Mostly cloudy, with a low around 51.
Tuesday
A chance of rain, mainly after 11am. Mostly cloudy, with a high near 70.
Tuesday Night
A chance of rain, mainly after 11pm. Mostly cloudy, with a low around 50.
Wednesday
Rain likely. Cloudy, with a high near 63.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 49.
Thursday
Rain likely. Mostly cloudy, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
Napavine WA
 46.58°N 122.89°W (Elev. 400 ft)
11:26 pm PDT Aug 27, 2026
4am PDT Aug 28, 2026-6pm PDT Sep 3, 2026
 
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Additional Resources

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Hourly Weather Forecast

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