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

75°F

24°C

Humidity 33%
Wind Speed N 0 MPH
Barometer 29.71 in (1006.1 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 20 Apr 05:00 PM PDT
Extended Forecast for

4 Miles WNW West Richland WA

  • Tonight

    Tonight: Mostly cloudy, with a low around 53. Northeast wind around 6 mph becoming west after midnight.

    Low: 53 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 79. Southwest wind 6 to 13 mph, with gusts as high as 21 mph.

    High: 79 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Rain likely, mainly after 11pm. Mostly cloudy, with a low around 50. Southwest wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 50 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain likely. Mostly cloudy, with a high near 65. Breezy, with a west wind 15 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 65 °F

    Rain Likely
    and Breezy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 45. West wind 14 to 21 mph, with gusts as high as 30 mph.

    Low: 45 °F

    Chance Rain

  • Thursday

    Thursday: A 20 percent chance of rain before 11am. Mostly sunny, with a high near 68.

    High: 68 °F

    Slight Chance
    Rain then
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 53. Northeast wind around 6 mph becoming west after midnight.
Tuesday
Partly sunny, with a high near 79. Southwest wind 6 to 13 mph, with gusts as high as 21 mph.
Tuesday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 50. Southwest wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain likely. Mostly cloudy, with a high near 65. Breezy, with a west wind 15 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 45. West wind 14 to 21 mph, with gusts as high as 30 mph.
Thursday
A 20 percent chance of rain before 11am. Mostly sunny, with a high near 68.
Thursday Night
Mostly clear, with a low around 43.
Friday
Sunny, with a high near 68.
Friday Night
Partly cloudy, with a low around 43.
Saturday
Sunny, with a high near 69.
Saturday Night
Mostly clear, with a low around 44.
Sunday
Sunny, with a high near 72.
Sunday Night
Mostly clear, with a low around 46.
Monday
Sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW West Richland WA
 46.35°N 119.48°W (Elev. 577 ft)
Last Update:
3:01 pm PDT Apr 20, 2026
Forecast Valid:
5pm PDT Apr 20, 2026-6pm PDT Apr 27, 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