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

61°F

16°C

Humidity 55%
Wind Speed SSE 3 MPH
Barometer 29.85 in (1010.84 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 26 May 11:35 AM PDT
Extended Forecast for

West Pasco WA

  • Today

    Today: Mostly cloudy, with a high near 69. Southwest wind around 5 mph becoming light and variable in the afternoon.

    High: 69 °F

    Mostly Cloudy

  • Tonight

    Tonight: A slight chance of showers between 8pm and 11pm. Mostly cloudy, with a low around 50. Southwest wind around 5 mph becoming calm after midnight. Chance of precipitation is 20%.

    Low: 50 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 86. Light and variable wind.

    High: 86 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 58. Light and variable wind.

    Low: 58 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of thunderstorms after 5pm. Mostly sunny, with a high near 93. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 30%.

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 50%.

    Low: 58 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers. Mostly sunny, with a high near 80.

    High: 80 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 69. Southwest wind around 5 mph becoming light and variable in the afternoon.
Tonight
A slight chance of showers between 8pm and 11pm. Mostly cloudy, with a low around 50. Southwest wind around 5 mph becoming calm after midnight. Chance of precipitation is 20%.
Wednesday
Sunny, with a high near 86. Light and variable wind.
Wednesday Night
Partly cloudy, with a low around 58. Light and variable wind.
Thursday
A chance of thunderstorms after 5pm. Mostly sunny, with a high near 93. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 50%.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 80.
Friday Night
Mostly cloudy, with a low around 50.
Saturday
Mostly sunny, with a high near 74.
Saturday Night
Mostly clear, with a low around 48.
Sunday
Mostly sunny, with a high near 76.
Sunday Night
Mostly clear, with a low around 49.
Monday
Sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
West Pasco WA
 46.24°N 119.17°W (Elev. 361 ft)
Last Update:
11:46 am PDT May 26, 2026
Forecast Valid:
11am PDT May 26, 2026-6pm PDT Jun 1, 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