Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

CHEHALIS (CLSW1)

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

NA

42°F

6°C

Humidity 90%
Wind Speed ENE 0 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 10 Apr 06:09 AM PDT
Extended Forecast for

3 Miles N Napavine WA

  • Today

    Today: Mostly cloudy, with a high near 70. Calm wind.

    High: 70 °F

    Mostly Cloudy

  • Tonight

    Tonight: Showers likely, mainly after 1am.  Mostly cloudy, with a low around 46. Calm wind.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 46 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday

    Saturday: Showers likely, mainly before 11am.  Patchy fog before 11am.  Otherwise, mostly cloudy, with a high near 59. Calm wind.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 59 °F

    Showers
    Likely and
    Patchy Fog

  • Saturday Night

    Saturday Night: Patchy fog after 11pm.  Otherwise, mostly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Patchy Fog

  • Sunday

    Sunday: A 20 percent chance of showers after 11am.  Patchy fog before 10am.  Otherwise, mostly cloudy, with a high near 58. Light west northwest wind.

    High: 58 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Sunday Night

    Sunday Night: A 30 percent chance of showers.  Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance
    Showers

  • Monday

    Monday: A 40 percent chance of showers.  Mostly cloudy, with a high near 56.

    High: 56 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Rain likely, mainly after 11am.  Mostly cloudy, with a high near 51.

    High: 51 °F

    Rain Likely

Detailed Forecast

Today
Mostly cloudy, with a high near 70. Calm wind.
Tonight
Showers likely, mainly after 1am. Mostly cloudy, with a low around 46. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Showers likely, mainly before 11am. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 59. Calm wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 44. Calm wind.
Sunday
A 20 percent chance of showers after 11am. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 58. Light west northwest wind.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 43.
Monday
A 40 percent chance of showers. Mostly cloudy, with a high near 56.
Monday Night
Mostly cloudy, with a low around 40.
Tuesday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 51.
Tuesday Night
Rain. Mostly cloudy, with a low around 38.
Wednesday
Rain likely. Partly sunny, with a high near 52.
Wednesday Night
A slight chance of rain. Partly cloudy, with a low around 33.
Thursday
A slight chance of rain. Mostly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Napavine WA
 46.62°N 122.91°W (Elev. 400 ft)
11:26 pm PDT Apr 9, 2026
6am PDT Apr 10, 2026-6pm PDT Apr 16, 2026
 
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Additional Resources

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Hourly Weather Forecast

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