Arctic Air for the Northeast and Mid-Atlantic; Increase Moisture for Pacific Northwest; Active Pattern for Hawaii

An arctic cold front will impact the Great Lakes, Northeast and mid-Atlantic. Snow showers and squalls will accompany this system with increasing winds and falling temperatures. Damaging wind gusts may result in tree damage and power outages. Meanwhile, moisture returns for the Pacific Northwest and Hawaii this weekend with both coverage and intensity of rainfall and higher elevation snows. Read More >

Current conditions at

DW8787 CHEHALIS (D8787)

Lat: 46.64646°NLon: 122.8388°WElev: 564.0ft.

NA

49°F

9°C

Humidity 100%
Wind Speed E 1 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 49°F (9°C)
Visibility NA
Last update 07 Feb 06:30 PM PST
Extended Forecast for

4 Miles SSW Onalaska WA

  • Tonight

    Tonight: A 50 percent chance of rain, mainly before 11pm.  Patchy dense fog after 1am.  Otherwise, cloudy, with a low around 41. Light south wind.

    Low: 41 °F

    Chance Rain
    then Patchy
    Dense Fog

  • Sunday

    Sunday: Rain, mainly after 11am.  Patchy dense fog before 11am. High near 47. Calm wind.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 47 °F

    Rain and
    Patchy Dense
    Fog

  • Sunday Night

    Sunday Night: Rain.  Low around 38. Calm wind.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Rain

  • Monday

    Monday: Rain, mainly before 4pm.  High near 47. Light south wind.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 47 °F

    Rain

  • Monday Night

    Monday Night: A 30 percent chance of rain, mainly before 10pm.  Partly cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Chance Rain

  • Tuesday

    Tuesday: A 20 percent chance of rain.  Mostly sunny, with a high near 50.

    High: 50 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: Patchy fog.  Otherwise, mostly clear, with a low around 31.

    Low: 31 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 10am.  Otherwise, mostly sunny, with a high near 50.

    High: 50 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain after 10pm.  Mostly cloudy, with a low around 34.

    Low: 34 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
A 50 percent chance of rain, mainly before 11pm. Patchy dense fog after 1am. Otherwise, cloudy, with a low around 41. Light south wind.
Sunday
Rain, mainly after 11am. Patchy dense fog before 11am. High near 47. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain. Low around 38. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain, mainly before 4pm. High near 47. Light south wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
A 30 percent chance of rain, mainly before 10pm. Partly cloudy, with a low around 33. Calm wind.
Tuesday
A 20 percent chance of rain. Mostly sunny, with a high near 50.
Tuesday Night
Patchy fog. Otherwise, mostly clear, with a low around 31.
Wednesday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 50.
Wednesday Night
A slight chance of rain after 10pm. Mostly cloudy, with a low around 34.
Thursday
A chance of rain. Mostly cloudy, with a high near 48.
Thursday Night
Rain likely. Mostly cloudy, with a low around 36.
Friday
Rain. Cloudy, with a high near 45.
Friday Night
Rain and snow likely. Mostly cloudy, with a low around 31.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Onalaska WA
 46.52°N 122.75°W (Elev. 423 ft)
2:53 pm PST Feb 7, 2026
6pm PST Feb 7, 2026-6pm PST Feb 14, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database