Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Current conditions at

CHEHALIS (CLSW1)

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

NA

38°F

3°C

Humidity 100%
Wind Speed ESE 0 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 15 Apr 05:09 AM PDT
Extended Forecast for

4 Miles WNW Winlock WA

  • Today

    Today: Rain, possibly mixed with snow showers, becoming all rain after 1pm. Some thunder is also possible.  High near 46. Light west wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 20 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 46 °F

    Rain/Snow

  • Tonight

    Tonight: A chance of rain and snow showers before 8pm, then a chance of rain showers between 8pm and 9pm. Some thunder is also possible.  Partly cloudy, with a low around 31. West wind 5 to 7 mph becoming calm  after midnight.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 31 °F

    Chance
    Rain/Snow
    then Mostly
    Clear

  • Thursday

    Thursday: A 20 percent chance of rain after 11am.  Mostly sunny, with a high near 52. Calm wind becoming west around 6 mph in the afternoon.

    High: 52 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 36. West wind 5 to 9 mph becoming calm  after midnight.

    Low: 36 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 55. Calm wind.

    High: 55 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of rain after 11am.  Partly sunny, with a high near 62.

    High: 62 °F

    Slight Chance
    Rain

  • Saturday Night

    Saturday Night: Rain likely, mainly after 11pm.  Mostly cloudy, with a low around 44.

    Low: 44 °F

    Rain Likely

  • Sunday

    Sunday: Rain likely.  Mostly cloudy, with a high near 64.

    High: 64 °F

    Rain Likely

Detailed Forecast

Today
Rain, possibly mixed with snow showers, becoming all rain after 1pm. Some thunder is also possible. High near 46. Light west wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Tonight
A chance of rain and snow showers before 8pm, then a chance of rain showers between 8pm and 9pm. Some thunder is also possible. Partly cloudy, with a low around 31. West wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 30%. Little or no snow accumulation expected.
Thursday
A 20 percent chance of rain after 11am. Mostly sunny, with a high near 52. Calm wind becoming west around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 36. West wind 5 to 9 mph becoming calm after midnight.
Friday
Partly sunny, with a high near 55. Calm wind.
Friday Night
Mostly cloudy, with a low around 37.
Saturday
A 20 percent chance of rain after 11am. Partly sunny, with a high near 62.
Saturday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 44.
Sunday
Rain likely. Mostly cloudy, with a high near 64.
Sunday Night
A chance of rain, mainly before 11pm. Mostly cloudy, with a low around 44.
Monday
A chance of rain. Partly sunny, with a high near 67.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 44.
Tuesday
A chance of rain. Partly sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Winlock WA
 46.52°N 123.03°W (Elev. 912 ft)
1:16 am PDT Apr 15, 2026
5am PDT Apr 15, 2026-6pm PDT Apr 21, 2026
 
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Additional Resources

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