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

67°F

19°C

Humidity 47%
Wind Speed SSW 9 MPH
Barometer 29.68 in (1005.08 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 21 Apr 09:53 AM PDT
Extended Forecast for

Pasco WA

  • Today

    Today: Partly sunny, with a high near 78. Southwest wind 6 to 13 mph, with gusts as high as 21 mph.

    High: 78 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms, then rain likely after 2am. Cloudy, with a low around 49. Southwest wind 13 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 49 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Rain. High near 63. Southwest wind 14 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 63 °F

    Rain

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain. Mostly cloudy, with a low around 43. Southwest wind 10 to 18 mph, with gusts as high as 28 mph.

    Low: 43 °F

    Slight Chance
    Rain

  • Thursday

    Thursday: A 20 percent chance of rain. Mostly sunny, with a high near 67. Southwest wind 8 to 10 mph becoming northwest in the afternoon.

    High: 67 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 78. Southwest wind 6 to 13 mph, with gusts as high as 21 mph.
Tonight
A chance of showers and thunderstorms, then rain likely after 2am. Cloudy, with a low around 49. Southwest wind 13 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Rain. High near 63. Southwest wind 14 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 43. Southwest wind 10 to 18 mph, with gusts as high as 28 mph.
Thursday
A 20 percent chance of rain. Mostly sunny, with a high near 67. Southwest wind 8 to 10 mph becoming northwest in the afternoon.
Thursday Night
Partly cloudy, with a low around 41.
Friday
Sunny, with a high near 66.
Friday Night
Mostly clear, with a low around 38.
Saturday
Sunny, with a high near 67.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Mostly sunny, with a high near 69.
Sunday Night
Partly cloudy, with a low around 43.
Monday
Mostly sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Pasco WA
 46.26°N 119.11°W (Elev. 400 ft)
Last Update:
10:01 am PDT Apr 21, 2026
Forecast Valid:
10am PDT Apr 21, 2026-6pm PDT Apr 27, 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