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

Tri-Cities Airport (KPSC)

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

Partly Cloudy

72°F

22°C

Humidity 30%
Wind Speed SSW 14 MPH
Barometer 29.61 in (1002.71 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 11 Apr 05:35 PM PDT
Extended Forecast for

4 Miles S Richland WA

  • Tonight

    Tonight: Increasing clouds, with a low around 47. West wind 5 to 9 mph becoming light after midnight.

    Low: 47 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Rain likely, mainly after 2pm. Mostly cloudy, with a high near 64. Southwest wind 3 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Rain Likely

  • Sunday Night

    Sunday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 49. Southwest wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 49 °F

    Rain Likely

  • Monday

    Monday: A 30 percent chance of rain before 11am. Partly sunny, with a high near 66. Southwest wind 13 to 17 mph, with gusts as high as 25 mph.

    High: 66 °F

    Chance Rain
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 42. Southwest wind 14 to 18 mph, with gusts as high as 26 mph.

    Low: 42 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 44. Breezy.

    Low: 44 °F

    Chance Rain
    and Breezy

  • Wednesday

    Wednesday: A 50 percent chance of rain. Partly sunny, with a high near 56.

    High: 56 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain before 11pm. Snow level 2700 feet lowering to 1500 feet after midnight . Mostly cloudy, with a low around 35.

    Low: 35 °F

    Slight Chance
    Rain then
    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 47. West wind 5 to 9 mph becoming light after midnight.
Sunday
Rain likely, mainly after 2pm. Mostly cloudy, with a high near 64. Southwest wind 3 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 49. Southwest wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
A 30 percent chance of rain before 11am. Partly sunny, with a high near 66. Southwest wind 13 to 17 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 42. Southwest wind 14 to 18 mph, with gusts as high as 26 mph.
Tuesday
Partly sunny, with a high near 60.
Tuesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 44. Breezy.
Wednesday
A 50 percent chance of rain. Partly sunny, with a high near 56.
Wednesday Night
A 20 percent chance of rain before 11pm. Snow level 2700 feet lowering to 1500 feet after midnight . Mostly cloudy, with a low around 35.
Thursday
Mostly sunny, with a high near 59.
Thursday Night
Mostly clear, with a low around 36.
Friday
Sunny, with a high near 62.
Friday Night
Mostly clear, with a low around 39.
Saturday
Mostly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Richland WA
 46.24°N 119.3°W (Elev. 568 ft)
Last Update:
3:01 pm PDT Apr 11, 2026
Forecast Valid:
5pm PDT Apr 11, 2026-6pm PDT Apr 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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