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

Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Current conditions at

Chehalis-Centralia Airport (KCLS)

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

Overcast

50°F

10°C

Humidity 100%
Wind Speed S 5 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 17 Jun 06:35 AM PDT
Extended Forecast for

Rochester WA

  • Today

    Today: Mostly sunny, with a high near 77. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 77 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 50. West northwest wind 5 to 8 mph becoming calm in the evening.

    Low: 50 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 83. Calm wind becoming north northeast 5 to 7 mph in the morning.

    High: 83 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 55. North northeast wind around 6 mph becoming calm in the evening.

    Low: 55 °F

    Mostly Cloudy

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 84. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Friday Night

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

    Low: 51 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 77. Calm wind becoming west northwest around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 50. West northwest wind 5 to 8 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 83. Calm wind becoming north northeast 5 to 7 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 55. North northeast wind around 6 mph becoming calm in the evening.
Juneteenth
Mostly sunny, with a high near 84. Calm wind becoming west northwest around 6 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 51.
Saturday
Mostly sunny, with a high near 73.
Saturday Night
Mostly clear, with a low around 50.
Sunday
Sunny, with a high near 83.
Sunday Night
Mostly clear, with a low around 53.
Monday
Sunny, with a high near 91.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rochester WA
 46.81°N 123.09°W (Elev. 200 ft)
Last Update:
11:26 pm PDT Jun 16, 2026
Forecast Valid:
7am PDT Jun 17, 2026-6pm PDT Jun 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

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Chance of Precipitation