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-Centralia Airport (KCLS)

Lat: 46.677°NLon: 122.9827°WElev: 177.0ft.

Rain

46°F

8°C

Humidity 100%
Wind Speed S 16 MPH
Barometer 29.83 in (1010.16 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 14 Apr 08:15 PM PDT
Extended Forecast for

Chehalis WA

  • Tonight

    Tonight: Rain, mainly before 1am.  Low around 34. Southwest wind 8 to 13 mph becoming light south southwest  after midnight. Winds could gust as high as 30 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 34 °F

    Rain then
    Rain Likely

  • Wednesday

    Wednesday: A chance of rain, then showers and possibly a thunderstorm after 11am.  High near 48. Light southwest wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 20 mph.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 48 °F

    Showers

  • Wednesday Night

    Wednesday Night: Rain likely before 11pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 31. West wind 5 to 8 mph becoming calm  in the evening.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 31 °F

    Rain Likely
    then Partly
    Cloudy

  • Thursday

    Thursday: A 20 percent chance of rain after 11am.  Mostly sunny, with a high near 55. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 55 °F

    Slight Chance
    Rain

  • Thursday Night

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

    Low: 36 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny

  • Friday Night

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

    Low: 37 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of rain after 11am.  Mostly cloudy, with a high near 63.

    High: 63 °F

    Slight Chance
    Rain

  • Saturday Night

    Saturday Night: Rain likely, mainly after 11pm.  Mostly cloudy, with a low around 45.

    Low: 45 °F

    Rain Likely

Detailed Forecast

Tonight
Rain, mainly before 1am. Low around 34. Southwest wind 8 to 13 mph becoming light south southwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A chance of rain, then showers and possibly a thunderstorm after 11am. High near 48. Light southwest wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Rain likely before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 31. West wind 5 to 8 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A 20 percent chance of rain after 11am. Mostly sunny, with a high near 55. Calm wind becoming west 5 to 7 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 36. West wind 5 to 9 mph becoming calm in the evening.
Friday
Partly sunny, with a high near 57.
Friday Night
Mostly cloudy, with a low around 37.
Saturday
A slight chance of rain after 11am. Mostly cloudy, with a high near 63.
Saturday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 45.
Sunday
Rain likely. Mostly cloudy, with a high near 60.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 43.
Monday
A chance of rain. Partly sunny, with a high near 60.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 41.
Tuesday
A chance of rain. Partly sunny, with a high near 59.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Chehalis WA
 46.66°N 122.95°W (Elev. 420 ft)
11:27 am PDT Apr 14, 2026
8pm PDT Apr 14, 2026-6pm PDT Apr 21, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database