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

61°F

16°C

Humidity 51%
Wind Speed N 4 MPH
Barometer 29.84 in (1010.5 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 20 Apr 10:20 AM PDT
Extended Forecast for

Richland WA

  • Today

    Today: Partly sunny, with a high near 80. Light northeast wind.

    High: 80 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 52. Light and variable wind.

    Low: 52 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 79. Light south wind becoming southwest 5 to 10 mph in the morning.

    High: 79 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Rain likely, mainly after 11pm. Mostly cloudy, with a low around 51. Southwest wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 51 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain likely. Mostly cloudy, with a high near 64. Southwest wind 9 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 64 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 46.

    Low: 46 °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 44.

    Low: 44 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 80. Light northeast wind.
Tonight
Mostly cloudy, with a low around 52. Light and variable wind.
Tuesday
Partly sunny, with a high near 79. Light south wind becoming southwest 5 to 10 mph in the morning.
Tuesday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 51. Southwest wind around 11 mph, with gusts as high as 21 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 64. Southwest wind 9 to 16 mph, with gusts as high as 28 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 46.
Thursday
A 20 percent chance of rain before 11am. Mostly sunny, with a high near 68.
Thursday Night
Mostly clear, with a low around 44.
Friday
Sunny, with a high near 68.
Friday Night
Partly cloudy, with a low around 43.
Saturday
Sunny, with a high near 70.
Saturday Night
Mostly clear, with a low around 44.
Sunday
Sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Richland WA
 46.29°N 119.28°W (Elev. 361 ft)
Last Update:
9:58 am PDT Apr 20, 2026
Forecast Valid:
10am PDT Apr 20, 2026-6pm PDT Apr 26, 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