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

48°F

9°C

Humidity 61%
Wind Speed N 0 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 13 Apr 11:30 PM PDT
Extended Forecast for

4 Miles WNW West Richland WA

  • Tonight

    Tonight: Partly cloudy, with a low around 40. Southwest wind around 11 mph, with gusts as high as 18 mph.

    Low: 40 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after 2pm. Increasing clouds, with a high near 60. Breezy, with a southwest wind 13 to 23 mph, with gusts as high as 33 mph.

    High: 60 °F

    Breezy.
    Partly Sunny
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: A slight chance of rain before 8pm, then a chance of rain after 11pm. Cloudy, with a low around 45. Breezy, with a southwest wind 21 to 24 mph, with gusts as high as 36 mph. Chance of precipitation is 40%.

    Low: 45 °F

    Chance Rain
    and Breezy

  • Wednesday

    Wednesday: Rain likely, mainly before 11am. Mostly cloudy, with a high near 58. West wind 15 to 18 mph, with gusts as high as 26 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 1400 feet after midnight . Mostly cloudy, with a low around 35. Southwest wind 14 to 18 mph, with gusts as high as 28 mph.

    Low: 35 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 36.

    Low: 36 °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 38.

    Low: 38 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 40. Southwest wind around 11 mph, with gusts as high as 18 mph.
Tuesday
A 20 percent chance of rain after 2pm. Increasing clouds, with a high near 60. Breezy, with a southwest wind 13 to 23 mph, with gusts as high as 33 mph.
Tuesday Night
A slight chance of rain before 8pm, then a chance of rain after 11pm. Cloudy, with a low around 45. Breezy, with a southwest wind 21 to 24 mph, with gusts as high as 36 mph. Chance of precipitation is 40%.
Wednesday
Rain likely, mainly before 11am. Mostly cloudy, with a high near 58. West wind 15 to 18 mph, with gusts as high as 26 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 1400 feet after midnight . Mostly cloudy, with a low around 35. Southwest wind 14 to 18 mph, with gusts as high as 28 mph.
Thursday
Mostly sunny, with a high near 60.
Thursday Night
Mostly clear, with a low around 36.
Friday
Sunny, with a high near 63.
Friday Night
Mostly clear, with a low around 38.
Saturday
Mostly sunny, with a high near 69.
Saturday Night
Mostly cloudy, with a low around 46.
Sunday
A chance of rain. Mostly cloudy, with a high near 69.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 46.
Monday
A slight chance of rain. Partly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW West Richland WA
 46.35°N 119.48°W (Elev. 577 ft)
Last Update:
11:46 pm PDT Apr 13, 2026
Forecast Valid:
11pm PDT Apr 13, 2026-6pm PDT Apr 20, 2026
 
Forecast Discussion
 
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Additional Resources

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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