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

Severe Weather and Heavy Rainfall in the Ohio Valley; Heat Continuing in the South and Southeast

Severe thunderstorms with damaging wind gusts will be possible from the mid-Mississippi Valley into parts of the Ohio Valley and central Appalachians tonight. Heavy rain associated with these storms may lead to considerable flash and urban flooding impacts across portions of the Ohio Valley. Mid-summer heat persists from the Central Plains to the Southeast. Read More >

Current conditions at

Chehalis-Centralia Airport (KCLS)

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

Clear

72°F

22°C

Humidity 68%
Wind Speed N 0 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 11 Aug 07:55 PM PDT
Extended Forecast for

4 Miles ESE Rochester WA

  • Tonight

    Tonight: Partly cloudy, with a low around 56. West wind 5 to 8 mph becoming calm after midnight.

    Low: 56 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy through mid morning, then becoming sunny, with a high near 77. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 77 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 52. West wind around 6 mph becoming calm in the evening.

    Low: 52 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 81. Light and variable wind.

    High: 81 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 53. West wind 3 to 8 mph.

    Low: 53 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 80.

    High: 80 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 81.

    High: 81 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 56. West wind 5 to 8 mph becoming calm after midnight.
Wednesday
Mostly cloudy through mid morning, then becoming sunny, with a high near 77. Calm wind becoming west northwest around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 52. West wind around 6 mph becoming calm in the evening.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 81. Light and variable wind.
Thursday Night
Mostly clear, with a low around 53. West wind 3 to 8 mph.
Friday
Partly sunny, with a high near 80.
Friday Night
Partly cloudy, with a low around 51.
Saturday
Partly sunny, with a high near 81.
Saturday Night
Partly cloudy, with a low around 51.
Sunday
Partly sunny, with a high near 84.
Sunday Night
Mostly cloudy, with a low around 53.
Monday
A slight chance of rain. Mostly cloudy, with a high near 81.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 54.
Tuesday
A slight chance of rain. Partly sunny, with a high near 77.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Rochester WA
 46.8°N 123.02°W (Elev. 187 ft)
Last Update:
7:06 pm PDT Aug 11, 2026
Forecast Valid:
8pm PDT Aug 11, 2026-6pm PDT Aug 18, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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