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

64°F

18°C

Humidity 34%
Wind Speed SSW 11 MPH
Barometer 29.76 in (1007.79 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 25 May 02:55 AM PDT
Extended Forecast for

West Pasco WA

  • Overnight

    Overnight: Mostly clear, with a low around 57. South wind around 7 mph.

    Low: 57 °F

    Mostly Clear

  • Memorial Day

    Memorial Day: A 30 percent chance of showers after 5pm. Partly sunny, with a high near 86. South wind 5 to 10 mph becoming west 12 to 17 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 86 °F

    Partly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: Showers likely, mainly before 11pm. Cloudy, with a low around 49. Southwest wind 8 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: 49 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Cloudy, with a high near 68. South wind 5 to 7 mph.

    High: 68 °F

    Cloudy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 50. South wind 3 to 5 mph.

    Low: 50 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers. Mostly sunny, with a high near 86.

    High: 86 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. Chance of precipitation is 40%.

    Low: 56 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a low around 57. South wind around 7 mph.
Memorial Day
A 30 percent chance of showers after 5pm. Partly sunny, with a high near 86. South wind 5 to 10 mph becoming west 12 to 17 mph in the afternoon. Winds could gust as high as 29 mph.
Monday Night
Showers likely, mainly before 11pm. Cloudy, with a low around 49. Southwest wind 8 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.
Tuesday
Cloudy, with a high near 68. South wind 5 to 7 mph.
Tuesday Night
A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 50. South wind 3 to 5 mph.
Wednesday
Mostly sunny, with a high near 78.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 86.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. Chance of precipitation is 40%.
Friday
A chance of showers. Partly sunny, with a high near 76.
Friday Night
Mostly cloudy, with a low around 50.
Saturday
Sunny, with a high near 74.
Saturday Night
A slight chance of showers. Mostly clear, with a low around 48.
Sunday
Mostly sunny, with a high near 76.
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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 pm PDT May 24, 2026
Forecast Valid:
3am PDT May 25, 2026-6pm PDT May 31, 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