Heavy Rainfall and Flooding Concerns in the Southwest; Coastal Low to Impact the East Coast

Deep tropical moisture will lead to widespread showers and thunderstorms capable of producing flash flooding through early next week over the Southwest and Four Corners. A coastal storm is expected to impact the southeast U.S. coast and mid-Atlantic regions with flooding, dangerous rip currents, gusty winds and heavy rain up much of the East Coast through early next week. Read More >

Current conditions at

Tri-Cities Airport (KPSC)

Lat: 46.26955°NLon: 119.11813°WElev: 397.0ft.

Overcast

64°F

18°C

Humidity 45%
Wind Speed SW 17 MPH
Barometer 29.81 in (1009.48 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 11 Oct 03:20 PM PDT
Extended Forecast for

Kennewick WA

  • This Afternoon

    This Afternoon: A 30 percent chance of showers.  Mostly cloudy, with a high near 63. Southwest wind around 16 mph, with gusts as high as 26 mph.

    High: 63 °F

    Chance
    Showers

  • Tonight

    Tonight: A 40 percent chance of showers, mainly before 11pm.  Mostly cloudy, with a low around 49. Breezy, with a southwest wind 16 to 22 mph, with gusts as high as 33 mph.

    Low: 49 °F

    Chance
    Showers and
    Breezy

  • Sunday

    Sunday: Showers likely, mainly after 2pm.  Mostly cloudy, with a high near 56. Southwest wind 13 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers, mainly after 8pm.  Low around 46. Southwest wind 6 to 10 mph becoming northeast after midnight. Winds could gust as high as 18 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 46 °F

    Showers

  • Columbus Day

    Columbus Day: A 50 percent chance of showers before 11am.  Partly sunny, with a high near 58. North wind 10 to 16 mph, with gusts as high as 25 mph.  New precipitation amounts of less than a tenth of an inch possible.

    High: 58 °F

    Chance
    Showers then
    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers. Mostly cloudy, with a high near 63. Southwest wind around 16 mph, with gusts as high as 26 mph.
Tonight
A 40 percent chance of showers, mainly before 11pm. Mostly cloudy, with a low around 49. Breezy, with a southwest wind 16 to 22 mph, with gusts as high as 33 mph.
Sunday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 56. Southwest wind 13 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Showers, mainly after 8pm. Low around 46. Southwest wind 6 to 10 mph becoming northeast after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Columbus Day
A 50 percent chance of showers before 11am. Partly sunny, with a high near 58. North wind 10 to 16 mph, with gusts as high as 25 mph. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Mostly sunny, with a high near 58.
Tuesday Night
Partly cloudy, with a low around 39.
Wednesday
Sunny, with a high near 61.
Wednesday Night
Mostly clear, with a low around 40.
Thursday
Sunny, with a high near 62.
Thursday Night
Partly cloudy, with a low around 45.
Friday
Sunny, with a high near 65.
Friday Night
Mostly clear, with a low around 43.
Saturday
A slight chance of showers. Mostly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
Kennewick WA
 46.19°N 119.16°W (Elev. 505 ft)
3:20 pm PDT Oct 11, 2025
3pm PDT Oct 11, 2025-6pm PDT Oct 18, 2025
 
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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