Heat Across the Center of the Nation; Severe Thunderstorms Across the Great Lakes and Ohio Valley

Heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest into Monday. Fire weather concerns continue for portions of the Intermountain West. Active monsoonal moisture fuels thunderstorms over the Southwest with possible flash flooding. Tropical cyclone Fausto in the Pacific, should weaken as it approaches Hawaii; Dangerous surf, swells and rip currents are expected. Read More >

Current conditions at

CHEHALIS (CLSW1)

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

NA

63°F

17°C

Humidity 73%
Wind Speed NW 1 MPH
Barometer NA
Dewpoint 54°F (12°C)
Visibility NA
Last update 26 Jul 09:09 PM PDT
Extended Forecast for

2 Miles SSE Chehalis WA

  • Tonight

    Tonight: Patchy fog after 1am.  Otherwise, mostly cloudy, with a low around 52. Calm wind.

    Low: 52 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: Areas of fog before 9am.  Otherwise, mostly sunny, with a high near 80. Calm wind becoming west around 5 mph in the afternoon.

    High: 80 °F

    Areas Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Patchy fog after 2am.  Otherwise, partly cloudy, with a low around 53. West wind around 6 mph becoming calm  in the evening.

    Low: 53 °F

    Partly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: A 40 percent chance of rain after 11am.  Patchy fog before 8am.  Otherwise, mostly cloudy, with a high near 74. Light and variable wind becoming south around 6 mph in the morning.

    High: 74 °F

    Chance Rain
    and Patchy
    Fog

  • Tuesday Night

    Tuesday Night: Areas of fog after 1am.  Otherwise, partly cloudy, with a low around 50. West northwest wind around 6 mph becoming calm  in the evening.

    Low: 50 °F

    Partly Cloudy
    then Areas
    Fog

  • Wednesday

    Wednesday: Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 78.

    High: 78 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 2am.  Otherwise, mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 80.

    High: 80 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 2am.  Otherwise, mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear
    then Patchy
    Fog

Detailed Forecast

Tonight
Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 52. Calm wind.
Monday
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 80. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 53. West wind around 6 mph becoming calm in the evening.
Tuesday
A 40 percent chance of rain after 11am. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 74. Light and variable wind becoming south around 6 mph in the morning.
Tuesday Night
Areas of fog after 1am. Otherwise, partly cloudy, with a low around 50. West northwest wind around 6 mph becoming calm in the evening.
Wednesday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 78.
Wednesday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 48.
Thursday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 80.
Thursday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 49.
Friday
Sunny, with a high near 83.
Friday Night
Mostly clear, with a low around 52.
Saturday
Partly sunny, with a high near 76.
Saturday Night
Mostly clear, with a low around 50.
Sunday
Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Chehalis WA
 46.64°N 122.94°W (Elev. 200 ft)
11:26 am PDT Jul 26, 2026
9pm PDT Jul 26, 2026-6pm PDT Aug 2, 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