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

70°F

21°C

Humidity 26%
Wind Speed NW 5 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 18 Apr 05:15 PM PDT
Extended Forecast for

4 Miles SSW Richland WA

  • Tonight

    Tonight: Partly cloudy, with a low around 43. Northwest wind around 8 mph.

    Low: 43 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 74. North wind 7 to 9 mph.

    High: 74 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 50. North wind 7 to 9 mph.

    Low: 50 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 78. North wind around 6 mph.

    High: 78 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 53. Northeast wind 6 to 8 mph becoming west after midnight.

    Low: 53 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 77.

    High: 77 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Rain likely, mainly after 11pm. Mostly cloudy, with a low around 51. Chance of precipitation is 60%.

    Low: 51 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain likely, mainly before 11am. Mostly cloudy, with a high near 58. Breezy. Chance of precipitation is 60%.

    High: 58 °F

    Rain Likely
    and Breezy

  • Wednesday Night

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

    Low: 44 °F

    Chance Rain

Detailed Forecast

Tonight
Partly cloudy, with a low around 43. Northwest wind around 8 mph.
Sunday
Partly sunny, with a high near 74. North wind 7 to 9 mph.
Sunday Night
Mostly cloudy, with a low around 50. North wind 7 to 9 mph.
Monday
Partly sunny, with a high near 78. North wind around 6 mph.
Monday Night
Partly cloudy, with a low around 53. Northeast wind 6 to 8 mph becoming west after midnight.
Tuesday
Partly sunny, with a high near 77.
Tuesday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 51. Chance of precipitation is 60%.
Wednesday
Rain likely, mainly before 11am. Mostly cloudy, with a high near 58. Breezy. Chance of precipitation is 60%.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 44.
Thursday
A chance of rain, mainly before 11am. Mostly sunny, with a high near 61.
Thursday Night
Partly cloudy, with a low around 44.
Friday
Sunny, with a high near 67.
Friday Night
Mostly clear, with a low around 46.
Saturday
Sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Richland WA
 46.24°N 119.33°W (Elev. 1398 ft)
Last Update:
2:57 pm PDT Apr 18, 2026
Forecast Valid:
5pm PDT Apr 18, 2026-6pm PDT Apr 25, 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