National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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 >

Current conditions at

CHEHALIS (CLSW1)

Lat: 46.61°NLon: 122.90833°WElev: 262.0ft.

NA

62°F

17°C

Humidity 31%
Wind Speed NNW 3 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Last update 08 Apr 07:09 PM PDT
Extended Forecast for

4 Miles WNW Winlock WA

  • Tonight

    Tonight: Mostly clear, with a low around 37. North wind around 5 mph.

    Low: 37 °F

    Mostly Clear

  • Thursday

    Thursday: Areas of frost before 7am. Otherwise, sunny, with a high near 66. North wind 3 to 6 mph.

    High: 66 °F

    Areas Frost
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 43. North wind around 6 mph becoming light and variable after midnight.

    Low: 43 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 67. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 67 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 50 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 45. West wind around 5 mph becoming calm in the evening.

    Low: 45 °F

    Chance Rain

  • Saturday

    Saturday: Rain, mainly before 2pm, then showers and possibly a thunderstorm after 2pm. High near 55. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 55 °F

    Showers

  • Saturday Night

    Saturday Night: Rain likely, mainly after 11pm. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.

    Low: 42 °F

    Rain Likely

  • Sunday

    Sunday: Rain likely. Mostly cloudy, with a high near 49.

    High: 49 °F

    Rain Likely

  • Sunday Night

    Sunday Night: A chance of rain. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 37. North wind around 5 mph.
Thursday
Areas of frost before 7am. Otherwise, sunny, with a high near 66. North wind 3 to 6 mph.
Thursday Night
Mostly clear, with a low around 43. North wind around 6 mph becoming light and variable after midnight.
Friday
Mostly sunny, with a high near 67. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
A 50 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 45. West wind around 5 mph becoming calm in the evening.
Saturday
Rain, mainly before 2pm, then showers and possibly a thunderstorm after 2pm. High near 55. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.
Sunday
Rain likely. Mostly cloudy, with a high near 49.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 41.
Monday
A chance of rain. Mostly cloudy, with a high near 51.
Monday Night
Mostly cloudy, with a low around 39.
Tuesday
A chance of rain. Mostly cloudy, with a high near 52.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 40.
Wednesday
Rain likely. Mostly cloudy, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Winlock WA
 46.52°N 123.03°W (Elev. 912 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