Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather Threat from the Central Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, and thunderstorms to the Marianas Islands into Wednesday. Tropical Storm conditions are likely over Guam. Severe thunderstorms and heavy rain are likely across the Upper Mississippi Valley and Great Lakes region with potential for large to very large hail, damaging wind, and tornadoes through Tuesday. Read More >

Current conditions at

Chehalis-Centralia Airport (KCLS)

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

Partly Cloudy

50°F

10°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 13 Apr 11:15 AM PDT
Extended Forecast for

Chehalis WA

  • Today

    Today: A 40 percent chance of rain, mainly before noon.  Mostly cloudy, with a high near 55. West wind around 9 mph.

    High: 55 °F

    Chance Rain

  • Tonight

    Tonight: A chance of rain between 11pm and 5am.  Mostly cloudy, with a low around 42. West southwest wind 5 to 7 mph becoming light and variable.  Chance of precipitation is 30%.

    Low: 42 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain, mainly after 9am.  High near 51. South southwest wind 8 to 13 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 51 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Low around 37. South southwest wind 8 to 13 mph becoming light west southwest  after midnight.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 37 °F

    Rain then
    Rain Likely

  • Wednesday

    Wednesday: A chance of rain, then showers and possibly a thunderstorm after 11am.  High near 50. Calm wind becoming west 5 to 9 mph in the afternoon.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 50 °F

    Showers

  • Wednesday Night

    Wednesday Night: Rain likely before 11pm.  Mostly cloudy, with a low around 33. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 33 °F

    Rain Likely
    then Partly
    Cloudy

  • Thursday

    Thursday: A 20 percent chance of rain after 11am.  Mostly sunny, with a high near 55.

    High: 55 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

Detailed Forecast

Today
A 40 percent chance of rain, mainly before noon. Mostly cloudy, with a high near 55. West wind around 9 mph.
Tonight
A chance of rain between 11pm and 5am. Mostly cloudy, with a low around 42. West southwest wind 5 to 7 mph becoming light and variable. Chance of precipitation is 30%.
Tuesday
Rain, mainly after 9am. High near 51. South southwest wind 8 to 13 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain. Low around 37. South southwest wind 8 to 13 mph becoming light west southwest after midnight. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
A chance of rain, then showers and possibly a thunderstorm after 11am. High near 50. Calm wind becoming west 5 to 9 mph in the afternoon. 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, with a low around 33. Chance of precipitation is 60%. 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.
Thursday Night
Partly cloudy, with a low around 36.
Friday
Partly sunny, with a high near 58.
Friday Night
Mostly cloudy, with a low around 36.
Saturday
Mostly cloudy, with a high near 63.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 43.
Sunday
A chance of rain. Mostly cloudy, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
Chehalis WA
 46.68°N 122.98°W (Elev. 180 ft)
11:27 am PDT Apr 13, 2026
11am PDT Apr 13, 2026-6pm PDT Apr 19, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database