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Heavy Rain and Flooding Concerns in Hawaii; Severe Weather in the Plains

A storm system is expected to bring strong winds, widespread heavy rainfall, and flooding concerns to the Hawaiian Islands through the weekend. Strong to severe thunderstorms are forecast from the Southern Plains to the Mid-Missouri Valley Thursday afternoon and evening. Large hail and strong winds are the primary threats. Read More >

Hazardous Weather Conditions

Current conditions at

Chehalis-Centralia Airport (KCLS)

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

Clear

63°F

17°C

Humidity 25%
Wind Speed NNE 8 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 08 Apr 06:55 PM PDT
Extended Forecast for

Chehalis WA

Frost Advisory April 8, 11:00pm until April 9, 09:00am
Click here for hazard details and duration
Frost Advisory

  • Tonight

    Tonight: Mostly clear, with a low around 36. Calm wind.

    Low: 36 °F

    Mostly Clear

  • Thursday

    Thursday: Patchy frost before 7am. Otherwise, sunny, with a high near 69. Calm wind becoming north northeast 5 to 8 mph in the morning.

    High: 69 °F

    Patchy Frost
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 42. North northeast wind around 6 mph becoming calm in the evening.

    Low: 42 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 69. Light and variable wind.

    High: 69 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 50 percent chance of rain, mainly after 11pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 46. West wind around 5 mph becoming calm in the evening.

    Low: 46 °F

    Chance Rain
    and Patchy
    Fog

  • Saturday

    Saturday: Rain likely before 11am, then showers likely and possibly a thunderstorm after 11am. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 59. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 59 °F

    Showers
    Likely and
    Patchy Fog

  • Saturday Night

    Saturday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance Rain

  • Sunday

    Sunday: A chance of rain. Mostly cloudy, with a high near 53.

    High: 53 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A chance of rain, mainly before 11pm. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 36. Calm wind.
Thursday
Patchy frost before 7am. Otherwise, sunny, with a high near 69. Calm wind becoming north northeast 5 to 8 mph in the morning.
Thursday Night
Mostly clear, with a low around 42. North northeast wind around 6 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 69. Light and variable wind.
Friday Night
A 50 percent chance of rain, mainly after 11pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 46. West wind around 5 mph becoming calm in the evening.
Saturday
Rain likely before 11am, then showers likely and possibly a thunderstorm after 11am. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 59. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 44.
Sunday
A chance of rain. Mostly cloudy, with a high near 53.
Sunday Night
A chance of rain, mainly before 11pm. Mostly cloudy, with a low around 42.
Monday
A slight chance of rain. Mostly cloudy, with a high near 55.
Monday Night
Mostly cloudy, with a low around 41.
Tuesday
A chance of rain. Mostly cloudy, with a high near 56.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 42.
Wednesday
A chance of rain. Mostly cloudy, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chehalis WA
 46.68°N 122.98°W (Elev. 180 ft)
Last Update:
11:26 am PDT Apr 8, 2026
Forecast Valid:
7pm PDT Apr 8, 2026-6pm PDT Apr 15, 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