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

Chehalis-Centralia Airport (KCLS)

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

Mist

48°F

9°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 29.67 in (1004.74 mb)
Dewpoint 48°F (9°C)
Visibility 1.75 mi
Last update 12 Apr 05:15 AM PDT
Extended Forecast for

Chehalis WA

  • Today

    Today: A 30 percent chance of rain, mainly after 5pm.  Patchy fog before 8am.  Otherwise, mostly cloudy, with a high near 60. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 60 °F

    Patchy Fog
    then Chance
    Rain

  • Tonight

    Tonight: A 30 percent chance of rain, mainly between 2am and 4am.  Mostly cloudy, with a low around 45. Southwest wind 5 to 7 mph.

    Low: 45 °F

    Chance Rain

  • Monday

    Monday: A 40 percent chance of rain.  Mostly cloudy, with a high near 55. West southwest wind 5 to 10 mph.

    High: 55 °F

    Chance Rain

  • Monday Night

    Monday Night: A 30 percent chance of rain after 11pm.  Mostly cloudy, with a low around 41. West southwest wind 5 to 9 mph becoming light southwest.

    Low: 41 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain.  High near 50. South wind 6 to 13 mph, with gusts as high as 24 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 50 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Low around 37. 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. Chance of precipitation is 90%.

    High: 50 °F

    Showers

  • Wednesday Night

    Wednesday Night: A chance of rain, mainly before 11pm.  Mostly cloudy, with a low around 33.

    Low: 33 °F

    Chance Rain

  • Thursday

    Thursday: A slight chance of rain after 11am.  Mostly sunny, with a high near 54.

    High: 54 °F

    Slight Chance
    Rain

Detailed Forecast

Today
A 30 percent chance of rain, mainly after 5pm. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 60. Calm wind becoming west 5 to 8 mph in the afternoon.
Tonight
A 30 percent chance of rain, mainly between 2am and 4am. Mostly cloudy, with a low around 45. Southwest wind 5 to 7 mph.
Monday
A 40 percent chance of rain. Mostly cloudy, with a high near 55. West southwest wind 5 to 10 mph.
Monday Night
A 30 percent chance of rain after 11pm. Mostly cloudy, with a low around 41. West southwest wind 5 to 9 mph becoming light southwest.
Tuesday
Rain. High near 50. South wind 6 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain. Low around 37. 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. Chance of precipitation is 90%.
Wednesday Night
A chance of rain, mainly before 11pm. Mostly cloudy, with a low around 33.
Thursday
A slight chance of rain after 11am. Mostly sunny, with a high near 54.
Thursday Night
Partly cloudy, with a low around 35.
Friday
Partly sunny, with a high near 58.
Friday Night
Partly cloudy, with a low around 35.
Saturday
Partly sunny, with a high near 62.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Chehalis WA
 46.68°N 122.98°W (Elev. 180 ft)
11:27 pm PDT Apr 11, 2026
5am PDT Apr 12, 2026-6pm PDT Apr 18, 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