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Extreme Heat and Tropical Storm Bertha Impacts

Dangerous heat will expand from the Gulf Coast into the Southern Plains and Desert Southwest through week's end. Additional extreme heat impacting the Pacific Northwest will shift to the northern Plains by the weekend. Tropical Storm Bertha is expected to continue to impact portions of the northwestern Gulf Coast from south central Louisiana to the upper Texas coast today. Read More >

Hazardous Weather Conditions

Current conditions at

DW8787 CHEHALIS (D8787)

Lat: 46.64646°NLon: 122.8388°WElev: 550.0ft.

NA

60°F

16°C

Humidity 97%
Wind Speed ENE 0 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 59°F (15°C)
Visibility NA
Last update 23 Jul 04:45 AM PDT
Extended Forecast for

8 Miles SSE Mossyrock WA

Red Flag Warning July 23, 05:09am until July 23, 10:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning July 23, 05:09am until July 23, 10:00pm

    NOW until 10:00pm Thu

    Red Flag Warning

  • Overnight

    Low: 62 °F

    Slight Chance
    Rain

  • Thursday

    Thursday: A 20 percent chance of rain before 8am. Mostly cloudy, with a high near 73. Calm wind.

    High: 73 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 58. Calm wind.

    Low: 58 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 76. Light and variable wind.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 56. West northwest wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 56.

    Low: 56 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of rain after 11am. Partly sunny, with a high near 68.

    High: 68 °F

    Slight Chance
    Rain

Detailed Forecast

Overnight
A 20 percent chance of rain. Mostly cloudy, with a low around 62. Calm wind.
Thursday
A 20 percent chance of rain before 8am. Mostly cloudy, with a high near 73. Calm wind.
Thursday Night
Mostly clear, with a low around 58. Calm wind.
Friday
Sunny, with a high near 76. Light and variable wind.
Friday Night
Mostly clear, with a low around 56. West northwest wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 67.
Saturday Night
A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 56.
Sunday
A slight chance of rain after 11am. Partly sunny, with a high near 68.
Sunday Night
Partly cloudy, with a low around 55.
Monday
Partly sunny, with a high near 68.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
Partly sunny, with a high near 69.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Mostly sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SSE Mossyrock WA
 46.41°N 122.43°W (Elev. 1732 ft)
Last Update:
11:26 pm PDT Jul 22, 2026
Forecast Valid:
5am PDT Jul 23, 2026-6pm PDT Jul 29, 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