Severe Weather and Flooding Threat in the Central U.S. and Mid-Atlantic; Dangerous Heat in the West and Southern Plains

Severe thunderstorms and heavy rain are expected across the central High Plains into parts of the central and southern Plains and in the the Mid-Atlantic today. Intense, dangerous heat will persist across the West, Southwest, and Southern Plains into the end of the week. Elevated to critical fire weather conditions expected in the Great Basin and Four Corners region. Read More >

Hazardous Weather Conditions

Current conditions at

CHEHALIS (CLSW1)

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

NA

65°F

18°C

Humidity 66%
Wind Speed E 0 MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Last update 23 Jun 08:09 AM PDT
Extended Forecast for

Winlock WA

Heat Advisory June 23, 08:23am until June 23, 11:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory June 23, 08:23am until June 23, 11:00pm

    NOW until 11:00pm Tue

    Heat Advisory

  • Today

    High: 91 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 56. North northwest wind around 5 mph becoming calm  in the evening.

    Low: 56 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 84. Calm wind becoming west northwest 5 to 8 mph in the afternoon.

    High: 84 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 49. West northwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 49 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Cloudy, with a high near 69. Calm wind.

    High: 69 °F

    Cloudy

  • Thursday Night

    Thursday Night: Rain, mainly after 11pm.  Low around 50. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Rain

  • Friday

    Friday: Rain.  High near 61. Chance of precipitation is 100%.

    High: 61 °F

    Rain

  • Friday Night

    Friday Night: Rain likely, mainly before 11pm.  Mostly cloudy, with a low around 47.

    Low: 47 °F

    Rain Likely

Detailed Forecast

Today
Partly sunny, then gradually becoming sunny, with a high near 91. Calm wind becoming north around 5 mph in the afternoon.
Tonight
Increasing clouds, with a low around 56. North northwest wind around 5 mph becoming calm in the evening.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 84. Calm wind becoming west northwest 5 to 8 mph in the afternoon.
Wednesday Night
Increasing clouds, with a low around 49. West northwest wind 5 to 8 mph becoming calm in the evening.
Thursday
Cloudy, with a high near 69. Calm wind.
Thursday Night
Rain, mainly after 11pm. Low around 50. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain. High near 61. Chance of precipitation is 100%.
Friday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 47.
Saturday
Rain likely, then showers and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 62.
Saturday Night
A chance of rain before 11pm. Mostly cloudy, with a low around 46.
Sunday
A chance of rain. Mostly cloudy, with a high near 63.
Sunday Night
Mostly cloudy, with a low around 48.
Monday
Mostly cloudy, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
Winlock WA
 46.49°N 122.93°W (Elev. 400 ft)
11:26 pm PDT Jun 22, 2026
8am PDT Jun 23, 2026-6pm PDT Jun 29, 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