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

66°F

19°C

Humidity 52%
Wind Speed NW 4 MPH
Barometer 29.79 in (1008.81 mb)
Dewpoint 48°F (9°C)
Visibility 9.00 mi
Last update 19 Apr 07:20 PM PDT
Extended Forecast for

4 Miles S Richland WA

  • Tonight

    Tonight: Partly cloudy, with a low around 49. Northwest wind 3 to 6 mph.

    Low: 49 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 81. North wind 3 to 5 mph.

    High: 81 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 52. Light and variable wind becoming southwest around 6 mph after midnight.

    Low: 52 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 77. Southwest wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 77 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Rain likely, mainly after 11pm. Mostly cloudy, with a low around 51. Southwest wind 14 to 16 mph, with gusts as high as 24 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, mainly before 11am. Mostly cloudy, with a high near 63. Chance of precipitation is 70%.

    High: 63 °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 66.

    High: 66 °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 49. Northwest wind 3 to 6 mph.
Monday
Partly sunny, with a high near 81. North wind 3 to 5 mph.
Monday Night
Partly cloudy, with a low around 52. Light and variable wind becoming southwest around 6 mph after midnight.
Tuesday
Partly sunny, with a high near 77. Southwest wind 6 to 11 mph, with gusts as high as 20 mph.
Tuesday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 51. Southwest wind 14 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain likely, mainly before 11am. Mostly cloudy, with a high near 63. 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 66.
Thursday Night
Mostly clear, with a low around 44.
Friday
Sunny, with a high near 69.
Friday Night
Partly cloudy, with a low around 46.
Saturday
Mostly sunny, with a high near 69.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
Sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Richland WA
 46.24°N 119.3°W (Elev. 568 ft)
Last Update:
3:00 pm PDT Apr 19, 2026
Forecast Valid:
7pm 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