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

57°F

14°C

Humidity 30%
Wind Speed ENE 3 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 17 Apr 07:00 PM PDT
Extended Forecast for

6 Miles WNW West Richland WA

  • Tonight

    Tonight: Mostly cloudy, with a low around 42. Southeast wind around 7 mph becoming north after midnight.

    Low: 42 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy through mid morning, then becoming sunny, with a high near 68. North wind 5 to 8 mph becoming northeast in the afternoon.

    High: 68 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 46. Northeast wind around 8 mph becoming north in the evening.

    Low: 46 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 74. Northeast wind 8 to 13 mph, with gusts as high as 20 mph.

    High: 74 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 52. Northeast wind around 9 mph becoming northwest after midnight.

    Low: 52 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 78.

    High: 78 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 55.

    Low: 55 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 78.

    High: 78 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 42. Southeast wind around 7 mph becoming north after midnight.
Saturday
Mostly cloudy through mid morning, then becoming sunny, with a high near 68. North wind 5 to 8 mph becoming northeast in the afternoon.
Saturday Night
Partly cloudy, with a low around 46. Northeast wind around 8 mph becoming north in the evening.
Sunday
Partly sunny, with a high near 74. Northeast wind 8 to 13 mph, with gusts as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 52. Northeast wind around 9 mph becoming northwest after midnight.
Monday
Partly sunny, with a high near 78.
Monday Night
Mostly cloudy, with a low around 55.
Tuesday
Partly sunny, with a high near 78.
Tuesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 52.
Wednesday
A chance of rain. Mostly cloudy, with a high near 63.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 47.
Thursday
A slight chance of rain. Mostly sunny, with a high near 63.
Thursday Night
Partly cloudy, with a low around 46.
Friday
Mostly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WNW West Richland WA
 46.36°N 119.51°W (Elev. 1122 ft)
Last Update:
3:36 pm PDT Apr 17, 2026
Forecast Valid:
7pm PDT Apr 17, 2026-6pm PDT Apr 24, 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