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 31%
Wind Speed NW 9 MPH
Barometer 29.82 in (1009.82 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 19 Apr 04:35 PM PDT
Extended Forecast for

Richland WA

  • Tonight

    Tonight: Partly cloudy, with a low around 48. North wind 3 to 5 mph.

    Low: 48 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 81. Light north wind.

    High: 81 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 52. Northeast wind around 5 mph becoming light and variable in the evening.

    Low: 52 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 78. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 78 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 51. Southwest wind 10 to 13 mph, with gusts as high as 22 mph. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 51 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain likely, mainly before 11am. Mostly cloudy, with a high near 65. Chance of precipitation is 70%.

    High: 65 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain. 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 67.

    High: 67 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 48. North wind 3 to 5 mph.
Monday
Partly sunny, with a high near 81. Light north wind.
Monday Night
Partly cloudy, with a low around 52. Northeast wind around 5 mph becoming light and variable in the evening.
Tuesday
Partly sunny, with a high near 78. Light southwest wind increasing to 5 to 10 mph in the morning.
Tuesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 51. Southwest wind 10 to 13 mph, with gusts as high as 22 mph. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain likely, mainly before 11am. Mostly cloudy, with a high near 65. Chance of precipitation is 70%.
Wednesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 46.
Thursday
A 20 percent chance of rain before 11am. Mostly sunny, with a high near 67.
Thursday Night
Mostly clear, with a low around 44.
Friday
Sunny, with a high near 70.
Friday Night
Partly cloudy, with a low around 46.
Saturday
Mostly sunny, with a high near 70.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
Sunny, with a high near 70.
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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:
3:00 pm PDT Apr 19, 2026
Forecast Valid:
4pm PDT Apr 19, 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