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

DW8787 CHEHALIS (D8787)

Lat: 46.64646°NLon: 122.8388°WElev: 550.0ft.

NA

42°F

6°C

Humidity 95%
Wind Speed E 0 MPH
Barometer 29.85 in (1010.84 mb)
Dewpoint 41°F (5°C)
Visibility NA
Last update 10 Apr 06:00 AM PDT
Extended Forecast for

4 Miles SSW Onalaska WA

  • Today

    Today: Mostly cloudy, with a high near 68. Calm wind.

    High: 68 °F

    Mostly Cloudy

  • Tonight

    Tonight: Showers likely, mainly after 3am.  Patchy fog after 4am.  Otherwise, mostly cloudy, with a low around 46. Calm wind.  Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 46 °F

    Chance
    Showers then
    Showers
    Likely and
    Patchy Fog

  • Saturday

    Saturday: Showers.  Patchy fog before 1pm. High near 58. Calm wind.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 58 °F

    Showers and
    Patchy Fog

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before 11pm.  Patchy fog after 11pm.  Otherwise, mostly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Patchy
    Fog

  • Sunday

    Sunday: A 30 percent chance of showers after 11am.  Patchy fog before 10am.  Otherwise, mostly cloudy, with a high near 57. Light west northwest wind.

    High: 57 °F

    Chance
    Showers and
    Patchy Fog

  • Sunday Night

    Sunday Night: A 30 percent chance of showers.  Mostly cloudy, with a low around 42.

    Low: 42 °F

    Chance
    Showers

  • Monday

    Monday: A 50 percent chance of showers.  Mostly cloudy, with a high near 54.

    High: 54 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A slight chance of rain.  Mostly cloudy, with a low around 39.

    Low: 39 °F

    Slight Chance
    Rain

  • Tuesday

    Tuesday: Rain, mainly after 11am.  Mostly cloudy, with a high near 49.

    High: 49 °F

    Rain

Detailed Forecast

Today
Mostly cloudy, with a high near 68. Calm wind.
Tonight
Showers likely, mainly after 3am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 46. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Showers. Patchy fog before 1pm. High near 58. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
A 20 percent chance of showers before 11pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 43. Calm wind.
Sunday
A 30 percent chance of showers after 11am. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 57. Light west northwest wind.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 42.
Monday
A 50 percent chance of showers. Mostly cloudy, with a high near 54.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 39.
Tuesday
Rain, mainly after 11am. Mostly cloudy, with a high near 49.
Tuesday Night
Rain. Mostly cloudy, with a low around 36.
Wednesday
Rain likely. Mostly cloudy, with a high near 50.
Wednesday Night
A slight chance of rain. Partly cloudy, with a low around 32.
Thursday
A slight chance of rain. Mostly sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Onalaska WA
 46.54°N 122.75°W (Elev. 535 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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