Current conditions at

CHEHALIS (CLSW1)

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

NA

58°F

14°C

Humidity 49%
Wind Speed SW 1 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 10 Oct 02:09 PM PDT
Extended Forecast for

Napavine WA

Frost Advisory October 12, 12:00am until October 12, 08:00am
Click here for hazard details and duration
Frost Advisory
  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 59. Calm wind.

    High: 59 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 37. Light north northwest wind.

    Low: 37 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 63. Calm wind becoming north around 6 mph in the afternoon.

    High: 63 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 36. North wind around 5 mph becoming calm  in the evening.

    Low: 36 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Sunny, with a high near 64. Calm wind.

    High: 64 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Tuesday Night

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

    Low: 43 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 65.

    High: 65 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 59. Calm wind.
Tonight
Mostly clear, with a low around 37. Light north northwest wind.
Sunday
Sunny, with a high near 63. Calm wind becoming north around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 36. North wind around 5 mph becoming calm in the evening.
Columbus Day
Sunny, with a high near 64. Calm wind.
Monday Night
Mostly clear, with a low around 37.
Tuesday
Mostly sunny, with a high near 61.
Tuesday Night
Mostly cloudy, with a low around 43.
Wednesday
Mostly cloudy, with a high near 65.
Wednesday Night
Partly cloudy, with a low around 44.
Thursday
Partly sunny, with a high near 69.
Thursday Night
Mostly clear, with a low around 44.
Friday
Mostly sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
Napavine WA
 46.58°N 122.89°W (Elev. 400 ft)
11:26 am PDT Oct 10, 2026
2pm PDT Oct 10, 2026-6pm PDT Oct 16, 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