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

82°F

28°C

Humidity 15%
Wind Speed E 6 MPH
Barometer 29.85 in (1010.84 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 22 May 02:00 PM PDT
Extended Forecast for

West Richland WA

  • This Afternoon

    This Afternoon: Sunny, with a high near 85. East wind around 5 mph.

    High: 85 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 53. East wind around 5 mph becoming calm after midnight.

    Low: 53 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 88. South wind 3 to 8 mph.

    High: 88 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 53. Southwest wind 5 to 10 mph, with gusts as high as 18 mph.

    Low: 53 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 87. Southwest wind 6 to 10 mph, with gusts as high as 18 mph.

    High: 87 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Memorial Day

    Memorial Day: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 46. Breezy.

    Low: 46 °F

    Slight Chance
    Showers and
    Breezy then
    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 85. East wind around 5 mph.
Tonight
Mostly clear, with a low around 53. East wind around 5 mph becoming calm after midnight.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 88. South wind 3 to 8 mph.
Saturday Night
Partly cloudy, with a low around 53. Southwest wind 5 to 10 mph, with gusts as high as 18 mph.
Sunday
Mostly sunny, with a high near 87. Southwest wind 6 to 10 mph, with gusts as high as 18 mph.
Sunday Night
Partly cloudy, with a low around 54.
Memorial Day
Mostly sunny, with a high near 82.
Monday Night
A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 46. Breezy.
Tuesday
Mostly sunny, with a high near 70.
Tuesday Night
A slight chance of showers. Mostly cloudy, with a low around 46.
Wednesday
Mostly sunny, with a high near 74.
Wednesday Night
Mostly clear, with a low around 48.
Thursday
A slight chance of showers. Sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
West Richland WA
 46.32°N 119.38°W (Elev. 600 ft)
Last Update:
11:46 am PDT May 22, 2026
Forecast Valid:
2pm PDT May 22, 2026-6pm PDT May 28, 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