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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.

Overcast

54°F

12°C

Humidity 76%
Wind Speed SSW 3 MPH
Barometer 29.7 in (1005.76 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 11 Apr 12:55 AM PDT
Extended Forecast for

Chehalis WA

  • Overnight

    Overnight: Rain, mainly after 2am. Low around 46. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 46 °F

    Rain

  • Saturday

    Saturday: Rain, mainly before 10am. Patchy fog before 11am. High near 60. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 60 °F

    Rain and
    Patchy Fog
    then Chance
    Rain

  • Saturday Night

    Saturday Night: A 20 percent chance of rain before 9pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Slight Chance
    Rain and
    Patchy Fog
    then Patchy
    Fog

  • Sunday

    Sunday: A 20 percent chance of rain after 11am. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 60. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 60 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Sunday Night

    Sunday Night: A 30 percent chance of rain. Mostly cloudy, with a low around 44. Southwest wind 3 to 7 mph.

    Low: 44 °F

    Chance Rain

  • Monday

    Monday: A 50 percent chance of rain. Mostly cloudy, with a high near 55.

    High: 55 °F

    Chance Rain

  • Monday Night

    Monday Night: A 20 percent chance of rain. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Slight Chance
    Rain

  • Tuesday

    Tuesday: Rain, mainly after 11am. Cloudy, with a high near 50.

    High: 50 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain. Cloudy, with a low around 35.

    Low: 35 °F

    Rain

Detailed Forecast

Overnight
Rain, mainly after 2am. Low around 46. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Rain, mainly before 10am. Patchy fog before 11am. High near 60. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
A 20 percent chance of rain before 9pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 43. Calm wind.
Sunday
A 20 percent chance of rain after 11am. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 60. Calm wind becoming west northwest around 6 mph in the afternoon.
Sunday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 44. Southwest wind 3 to 7 mph.
Monday
A 50 percent chance of rain. Mostly cloudy, with a high near 55.
Monday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 41.
Tuesday
Rain, mainly after 11am. Cloudy, with a high near 50.
Tuesday Night
Rain. Cloudy, with a low around 35.
Wednesday
Rain likely before 11am, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 51.
Wednesday Night
A chance of rain. Partly cloudy, with a low around 33.
Thursday
A chance of rain. Mostly sunny, with a high near 55.
Thursday Night
Partly cloudy, with a low around 33.
Friday
A slight chance of rain. Mostly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chehalis WA
 46.66°N 122.98°W (Elev. 177 ft)
Last Update:
11:27 pm PDT Apr 10, 2026
Forecast Valid:
1am PDT Apr 11, 2026-6pm PDT Apr 17, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation