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

Sinlaku Continues to Impact the Marianas; Severe Weather for the Central Plains and Northeast; Record Warmth for mid-Atlantic to Southeast

Sinlaku continues to affect the Marianas as it moves north through Friday. Meanwhile, severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley today and for the Central/Southern Plains on Friday. Considerable flooding impacts are ongoing in the Upper Great Lakes, and expected to continue through the weekend. Fire weather concerns persist in the Plains. Read More >

Current conditions at

Chehalis-Centralia Airport (KCLS)

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

Clear

46°F

8°C

Humidity 81%
Wind Speed SSE 4 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 16 Apr 10:15 AM PDT
Extended Forecast for

4 Miles ESE Rochester WA

  • Today

    Today: Sunny, with a high near 57. Light west southwest wind becoming west 5 to 10 mph in the afternoon.

    High: 57 °F

    Sunny

  • Tonight

    Tonight: Patchy frost after 3am. Otherwise, partly cloudy, with a low around 34. West wind 5 to 8 mph becoming calm after midnight.

    Low: 34 °F

    Mostly Clear
    then Patchy
    Frost

  • Friday

    Friday: Patchy frost before 8am. Otherwise, partly sunny, with a high near 59. Calm wind.

    High: 59 °F

    Patchy Frost
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 67. Light and variable wind.

    High: 67 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance Rain

  • Sunday

    Sunday: A 40 percent chance of rain. Mostly cloudy, with a high near 67.

    High: 67 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A slight chance of rain. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Slight Chance
    Rain

  • Monday

    Monday: A chance of rain, mainly after 11am. Partly sunny, with a high near 69.

    High: 69 °F

    Chance Rain

Detailed Forecast

Today
Sunny, with a high near 57. Light west southwest wind becoming west 5 to 10 mph in the afternoon.
Tonight
Patchy frost after 3am. Otherwise, partly cloudy, with a low around 34. West wind 5 to 8 mph becoming calm after midnight.
Friday
Patchy frost before 8am. Otherwise, partly sunny, with a high near 59. Calm wind.
Friday Night
Mostly cloudy, with a low around 38. Calm wind.
Saturday
Mostly cloudy, with a high near 67. Light and variable wind.
Saturday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 46.
Sunday
A 40 percent chance of rain. Mostly cloudy, with a high near 67.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 45.
Monday
A chance of rain, mainly after 11am. Partly sunny, with a high near 69.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 45.
Tuesday
A chance of rain. Mostly cloudy, with a high near 61.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 45.
Wednesday
A chance of rain. Partly sunny, with a high near 59.
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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:
1:20 am PDT Apr 16, 2026
Forecast Valid:
10am PDT Apr 16, 2026-6pm PDT Apr 22, 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