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.

Partly Cloudy

57°F

14°C

Humidity 41%
Wind Speed SW 24 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 14 Apr 02:20 PM PDT
Extended Forecast for

Richland WA

  • This Afternoon

    This Afternoon: A 30 percent chance of rain, mainly before 5pm. Cloudy, with a high near 60. Southwest wind around 18 mph, with gusts as high as 30 mph.

    High: 60 °F

    Chance Rain

  • Tonight

    Tonight: A slight chance of rain before 8pm, then rain likely after 2am. Cloudy, with a low around 45. Southwest wind 14 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Slight Chance
    Rain then
    Rain Likely

  • Wednesday

    Wednesday: Rain likely before 11am, then a chance of rain after 2pm. Mostly cloudy, with a high near 58. West wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 58 °F

    Rain Likely
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain before 11pm. Snow level 2300 feet lowering to 1100 feet after midnight . Mostly cloudy, with a low around 35. Southwest wind 9 to 14 mph, with gusts as high as 24 mph.

    Low: 35 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 62. Southwest wind 6 to 10 mph, with gusts as high as 18 mph.

    High: 62 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 70.

    High: 70 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of rain, mainly before 5pm. Cloudy, with a high near 60. Southwest wind around 18 mph, with gusts as high as 30 mph.
Tonight
A slight chance of rain before 8pm, then rain likely after 2am. Cloudy, with a low around 45. Southwest wind 14 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain likely before 11am, then a chance of rain after 2pm. Mostly cloudy, with a high near 58. West wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A 20 percent chance of rain before 11pm. Snow level 2300 feet lowering to 1100 feet after midnight . Mostly cloudy, with a low around 35. Southwest wind 9 to 14 mph, with gusts as high as 24 mph.
Thursday
Sunny, with a high near 62. Southwest wind 6 to 10 mph, with gusts as high as 18 mph.
Thursday Night
Mostly clear, with a low around 35.
Friday
Sunny, with a high near 63.
Friday Night
Mostly clear, with a low around 39.
Saturday
Partly sunny, with a high near 70.
Saturday Night
Mostly cloudy, with a low around 47.
Sunday
A chance of rain. Mostly cloudy, with a high near 70.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 48.
Monday
A slight chance of rain. Mostly cloudy, with a high near 69.
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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:
12:22 pm PDT Apr 14, 2026
Forecast Valid:
2pm PDT Apr 14, 2026-6pm PDT Apr 20, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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