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

Chehalis-Centralia Airport (KCLS)

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

Rain

54°F

12°C

Humidity 100%
Wind Speed SSE 9 MPH
Barometer 29.69 in (1005.42 mb)
Dewpoint 54°F (12°C)
Visibility 6.00 mi
Last update 30 Sep 05:35 PM PDT
Extended Forecast for

2 Miles SW Rochester WA

  • Tonight

    Tonight: Rain likely before 11pm, then a chance of showers and thunderstorms between 11pm and 2am, then rain likely after 2am. Mostly cloudy, with a low around 51. South wind 13 to 17 mph, with gusts as high as 34 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after noon. Widespread dense fog, mainly before 7am. High near 65. South wind 11 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 65 °F

    Chance
    Showers and
    Dense Fog
    then Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 11pm, then showers between 11pm and 2am, then showers and possibly a thunderstorm after 2am. Low around 51. South wind 14 to 17 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Showers

  • Thursday

    Thursday: Showers, with thunderstorms also possible after 5pm. Patchy fog before 11am. High near 64. South wind 11 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 64 °F

    Showers and
    Patchy Fog

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 11pm. Mostly cloudy, with a low around 48. South southeast wind 3 to 7 mph. Chance of precipitation is 30%.

    Low: 48 °F

    Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of showers after 11am. Partly sunny, with a high near 66.

    High: 66 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 65.

    High: 65 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

Detailed Forecast

Tonight
Rain likely before 11pm, then a chance of showers and thunderstorms between 11pm and 2am, then rain likely after 2am. Mostly cloudy, with a low around 51. South wind 13 to 17 mph, with gusts as high as 34 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after noon. Widespread dense fog, mainly before 7am. High near 65. South wind 11 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and possibly a thunderstorm before 11pm, then showers between 11pm and 2am, then showers and possibly a thunderstorm after 2am. Low around 51. South wind 14 to 17 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers, with thunderstorms also possible after 5pm. Patchy fog before 11am. High near 64. South wind 11 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 11pm. Mostly cloudy, with a low around 48. South southeast wind 3 to 7 mph. Chance of precipitation is 30%.
Friday
A 20 percent chance of showers after 11am. Partly sunny, with a high near 66.
Friday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 49.
Saturday
Partly sunny, with a high near 65.
Saturday Night
Partly cloudy, with a low around 45.
Sunday
Mostly sunny, with a high near 66.
Sunday Night
Mostly clear, with a low around 44.
Monday
Sunny, with a high near 70.
Monday Night
Clear, with a low around 43.
Tuesday
Sunny, with a high near 72.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Rochester WA
 46.81°N 123.12°W (Elev. 190 ft)
Last Update:
2:25 pm PDT Sep 30, 2025
Forecast Valid:
6pm PDT Sep 30, 2025-6pm PDT Oct 7, 2025
 
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