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

50°F

10°C

Humidity 91%
Wind Speed E 0 MPH
Barometer 29.7 in (1005.76 mb)
Dewpoint 47°F (8°C)
Visibility NA
Last update 11 Apr 02:30 AM PDT
Extended Forecast for

Onalaska WA

  • Overnight

    Overnight: Rain.  Low around 46. Calm wind.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 46 °F

    Rain

  • Saturday

    Saturday: Rain, mainly before 10am.  Patchy fog before 1pm. High near 58. Calm wind.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 58 °F

    Rain and
    Patchy Fog
    then Chance
    Rain and
    Patchy Fog

  • Saturday Night

    Saturday Night: A 20 percent chance of rain before 9pm.  Patchy fog after 11pm.  Otherwise, mostly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Slight Chance
    Rain and
    Patchy Fog
    then Patchy
    Fog

  • Sunday

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

    High: 57 °F

    Chance Rain
    and Patchy
    Fog

  • Sunday Night

    Sunday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 43. West wind around 6 mph becoming calm  in the evening.

    Low: 43 °F

    Chance Rain

  • Monday

    Monday: Rain likely, mainly after 11am.  Mostly cloudy, with a high near 52. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 52 °F

    Rain Likely

  • Monday Night

    Monday Night: A 40 percent chance of rain.  Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain, mainly after 11am.  Cloudy, with a high near 47.

    High: 47 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Cloudy, with a low around 34.

    Low: 34 °F

    Rain

Detailed Forecast

Overnight
Rain. Low around 46. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Rain, mainly before 10am. Patchy fog before 1pm. High near 58. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
A 20 percent chance of rain before 9pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 42. Calm wind.
Sunday
A 30 percent chance of rain after 11am. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 57. Light west northwest wind.
Sunday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 43. West wind around 6 mph becoming calm in the evening.
Monday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 52. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 40.
Tuesday
Rain, mainly after 11am. Cloudy, with a high near 47.
Tuesday Night
Rain. Cloudy, with a low around 34.
Wednesday
Rain before 11am, then showers and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 48.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 33.
Thursday
A chance of rain. Partly sunny, with a high near 52.
Thursday Night
A slight chance of rain. Partly cloudy, with a low around 33.
Friday
A slight chance of rain. Mostly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
Onalaska WA
 46.58°N 122.74°W (Elev. 600 ft)
11:27 pm PDT Apr 10, 2026
2am PDT Apr 11, 2026-6pm PDT Apr 17, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database