National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

CHEHALIS (CLSW1)

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

NA

70°F

21°C

Humidity 45%
Wind Speed W 2 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Last update 18 Jun 04:09 PM PDT
Extended Forecast for

4 Miles ESE Napavine WA

  • Tonight

    Tonight: Mostly clear, with a low around 41. West northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 41 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Partly sunny, with a high near 67. Calm wind becoming northwest 5 to 7 mph in the afternoon.

    High: 67 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 43. West northwest wind 6 to 11 mph becoming light and variable in the evening.

    Low: 43 °F

    Increasing
    Clouds

  • Friday

    Friday: A chance of rain, then showers and possibly a thunderstorm after 11am. High near 58. Light and variable wind. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 58 °F

    Showers

  • Friday Night

    Friday Night: Rain. Low around 44. West wind 5 to 7 mph becoming light and variable in the evening. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Rain

  • Saturday

    Saturday: Rain. High near 57. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 57 °F

    Rain

  • Saturday Night

    Saturday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 47. Chance of precipitation is 60%.

    Low: 47 °F

    Rain Likely
    then Chance
    Rain

  • Sunday

    Sunday: A chance of rain, mainly after 11am. Mostly cloudy, with a high near 67.

    High: 67 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 41. West northwest wind 5 to 7 mph becoming calm in the evening.
Juneteenth
Partly sunny, with a high near 67. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Thursday Night
Increasing clouds, with a low around 43. West northwest wind 6 to 11 mph becoming light and variable in the evening.
Friday
A chance of rain, then showers and possibly a thunderstorm after 11am. High near 58. Light and variable wind. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Rain. Low around 44. West wind 5 to 7 mph becoming light and variable in the evening. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Rain. High near 57. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 47. Chance of precipitation is 60%.
Sunday
A chance of rain, mainly after 11am. Mostly cloudy, with a high near 67.
Sunday Night
Partly cloudy, with a low around 47.
Monday
Mostly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 49.
Tuesday
Sunny, with a high near 81.
Tuesday Night
Partly cloudy, with a low around 49.
Wednesday
Mostly sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Napavine WA
 46.55°N 122.82°W (Elev. 440 ft)
Last Update:
3:40 pm PDT Jun 18, 2025
Forecast Valid:
4pm PDT Jun 18, 2025-6pm PDT Jun 25, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation