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.

Clear

56°F

13°C

Humidity 66%
Wind Speed S 3 MPH
Barometer 29.66 in (1004.4 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 11 Apr 11:53 PM PDT
Extended Forecast for

4 Miles S Richland WA

  • Overnight

    Overnight: Partly cloudy, with a low around 47. Light northwest wind.

    Low: 47 °F

    Partly Cloudy

  • Sunday

    Sunday: Rain likely, mainly after 5pm. Mostly cloudy, with a high near 66. Southwest wind 3 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 66 °F

    Rain Likely

  • Sunday Night

    Sunday Night: Rain likely, mainly before 8pm. Mostly cloudy, with a low around 49. Southwest wind 11 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 49 °F

    Rain Likely

  • Monday

    Monday: Mostly sunny, with a high near 68. Southwest wind 13 to 17 mph, with gusts as high as 25 mph.

    High: 68 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 44. Southwest wind 14 to 17 mph, with gusts as high as 26 mph.

    Low: 44 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance Rain

  • Wednesday

    Wednesday: A 50 percent chance of rain. Partly sunny, with a high near 57.

    High: 57 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain before 11pm. Snow level 2600 feet lowering to 1400 feet after midnight . Mostly cloudy, with a low around 36.

    Low: 36 °F

    Slight Chance
    Rain then
    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 47. Light northwest wind.
Sunday
Rain likely, mainly after 5pm. Mostly cloudy, with a high near 66. 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 8pm. Mostly cloudy, with a low around 49. Southwest wind 11 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Mostly sunny, with a high near 68. Southwest wind 13 to 17 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 44. Southwest wind 14 to 17 mph, with gusts as high as 26 mph.
Tuesday
Partly sunny, with a high near 60.
Tuesday Night
A 50 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 45.
Wednesday
A 50 percent chance of rain. Partly sunny, with a high near 57.
Wednesday Night
A 20 percent chance of rain before 11pm. Snow level 2600 feet lowering to 1400 feet after midnight . Mostly cloudy, with a low around 36.
Thursday
Mostly sunny, with a high near 60.
Thursday Night
Mostly clear, with a low around 36.
Friday
Sunny, with a high near 62.
Friday Night
Partly cloudy, 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:
11:46 pm PDT Apr 11, 2026
Forecast Valid:
12am PDT Apr 12, 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