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.

Overcast

50°F

10°C

Humidity 82%
Wind Speed NNW 3 MPH
Barometer 29.65 in (1004.06 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 12 Apr 08:53 AM PDT
Extended Forecast for

Richland WA

  • Today

    Today: Rain likely, mainly after 5pm. Mostly cloudy, with a high near 67. Light and variable wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 67 °F

    Rain Likely

  • Tonight

    Tonight: Rain likely, mainly before 8pm. Mostly cloudy, with a low around 49. Southwest wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 49 °F

    Rain Likely
    then Chance
    Rain

  • Monday

    Monday: Partly sunny, with a high near 69. Southwest wind 9 to 15 mph, with gusts as high as 24 mph.

    High: 69 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 43. Southwest wind 9 to 15 mph, with gusts as high as 24 mph.

    Low: 43 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 61. Southwest wind 9 to 18 mph, with gusts as high as 30 mph.

    High: 61 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance Rain

  • Wednesday

    Wednesday: A 50 percent chance of rain. Partly sunny, with a high near 58.

    High: 58 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 35.

    Low: 35 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

Detailed Forecast

Today
Rain likely, mainly after 5pm. Mostly cloudy, with a high near 67. Light and variable wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain likely, mainly before 8pm. Mostly cloudy, with a low around 49. Southwest wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Partly sunny, with a high near 69. Southwest wind 9 to 15 mph, with gusts as high as 24 mph.
Monday Night
Mostly cloudy, with a low around 43. Southwest wind 9 to 15 mph, with gusts as high as 24 mph.
Tuesday
Partly sunny, with a high near 61. Southwest wind 9 to 18 mph, with gusts as high as 30 mph.
Tuesday Night
A 50 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 44.
Wednesday
A 50 percent chance of rain. Partly sunny, with a high near 58.
Wednesday Night
A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 35.
Thursday
Mostly sunny, with a high near 61.
Thursday Night
Mostly clear, with a low around 35.
Friday
Sunny, with a high near 63.
Friday Night
Partly cloudy, with a low around 38.
Saturday
Mostly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Richland WA
 46.3°N 119.31°W (Elev. 400 ft)
Last Update:
4:01 am PDT Apr 12, 2026
Forecast Valid:
9am PDT Apr 12, 2026-6pm PDT Apr 18, 2026
 
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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