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.

Mostly Cloudy

62°F

17°C

Humidity 49%
Wind Speed SW 18 MPH
Barometer 29.83 in (1010.16 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 11 Oct 12:53 PM PDT
Extended Forecast for

Richland WA

  • This Afternoon

    This Afternoon: A 30 percent chance of showers, mainly before 2pm.  Mostly cloudy, with a high near 64. Southwest wind 11 to 14 mph, with gusts as high as 25 mph.

    High: 64 °F

    Chance
    Showers

  • Tonight

    Tonight: A 30 percent chance of showers before 11pm.  Mostly cloudy, with a low around 49. Southwest wind 11 to 14 mph, with gusts as high as 25 mph.

    Low: 49 °F

    Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: A 50 percent chance of showers, mainly after 11am.  Mostly cloudy, with a high near 58. Southwest wind 9 to 13 mph, with gusts as high as 23 mph.  New precipitation amounts of less than a tenth of an inch possible.

    High: 58 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Showers, mainly after 8pm.  Low around 46. Southwest wind 5 to 9 mph becoming light and variable. Winds could gust as high as 18 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Showers

  • Columbus Day

    Columbus Day: A 50 percent chance of showers before 11am.  Mostly cloudy, with a high near 58. North wind 7 to 15 mph, with gusts as high as 26 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 43.

    Low: 43 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers, mainly before 2pm. Mostly cloudy, with a high near 64. Southwest wind 11 to 14 mph, with gusts as high as 25 mph.
Tonight
A 30 percent chance of showers before 11pm. Mostly cloudy, with a low around 49. Southwest wind 11 to 14 mph, with gusts as high as 25 mph.
Sunday
A 50 percent chance of showers, mainly after 11am. Mostly cloudy, with a high near 58. Southwest wind 9 to 13 mph, with gusts as high as 23 mph. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Showers, mainly after 8pm. Low around 46. Southwest wind 5 to 9 mph becoming light and variable. Winds could gust as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Columbus Day
A 50 percent chance of showers before 11am. Mostly cloudy, with a high near 58. North wind 7 to 15 mph, with gusts as high as 26 mph. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Partly cloudy, with a low around 43.
Tuesday
Mostly sunny, with a high near 59.
Tuesday Night
Partly cloudy, with a low around 38.
Wednesday
Sunny, with a high near 62.
Wednesday Night
Mostly clear, with a low around 38.
Thursday
Sunny, with a high near 63.
Thursday Night
Partly cloudy, with a low around 44.
Friday
Mostly sunny, with a high near 65.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Richland WA
 46.29°N 119.28°W (Elev. 361 ft)
12:57 pm PDT Oct 11, 2025
1pm PDT Oct 11, 2025-6pm PDT Oct 17, 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