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Fire Weather Issues; Pacific System Moving Inland

Dry fuels, strong winds and dry weather will continue to bring elevated to critical fire weather conditions to the areas of the Plains, Midwest and Southeast today. A Pacific storm system will bring low elevation rain and heavy high elevation mountain snow to California through early week, expanding into the Pacific Northwest, Great Basin, and southern California on Tuesday. Read More >

Current conditions at

CHEHALIS (CLSW1)

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

NA

77°F

25°C

Humidity 34%
Wind Speed SW 4 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Heat Index78°F (26°C)
Last update 20 Apr 04:09 PM PDT
Extended Forecast for

Napavine WA

  • This Afternoon

    This Afternoon: A 10 percent chance of rain after 5pm. Partly sunny, with a high near 75. Northwest wind around 6 mph.

    High: 75 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: A 40 percent chance of rain after 2am. Mostly cloudy, with a low around 47. West northwest wind around 6 mph becoming calm in the evening.

    Low: 47 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain likely. Mostly cloudy, with a high near 57. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 57 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 45. Southwest wind around 6 mph.

    Low: 45 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain likely, mainly before 11am. Mostly cloudy, with a high near 55. South southwest wind 6 to 10 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 55 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain before 11pm. Partly cloudy, with a low around 41.

    Low: 41 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 40.

    Low: 40 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

Detailed Forecast

This Afternoon
A 10 percent chance of rain after 5pm. Partly sunny, with a high near 75. Northwest wind around 6 mph.
Tonight
A 40 percent chance of rain after 2am. Mostly cloudy, with a low around 47. West northwest wind around 6 mph becoming calm in the evening.
Tuesday
Rain likely. Mostly cloudy, with a high near 57. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 45. Southwest wind around 6 mph.
Wednesday
Rain likely, mainly before 11am. Mostly cloudy, with a high near 55. South southwest wind 6 to 10 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 20 percent chance of rain before 11pm. Partly cloudy, with a low around 41.
Thursday
Mostly sunny, with a high near 65.
Thursday Night
Clear, with a low around 40.
Friday
Sunny, with a high near 69.
Friday Night
Mostly clear, with a low around 41.
Saturday
Sunny, with a high near 70.
Saturday Night
Partly cloudy, with a low around 43.
Sunday
Mostly sunny, with a high near 67.
Sunday Night
Partly cloudy, with a low around 43.
Monday
Partly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Napavine WA
 46.58°N 122.92°W (Elev. 400 ft)
Last Update:
11:26 am PDT Apr 20, 2026
Forecast Valid:
4pm PDT Apr 20, 2026-6pm PDT Apr 27, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation