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

36°F

2°C

Humidity 86%
Wind Speed N 0 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 18 Apr 05:35 AM PDT
Extended Forecast for

Pasco WA

  • Today

    Today: Areas of frost before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 71. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 71 °F

    Areas Frost
    then Mostly
    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 40. Northeast wind 3 to 6 mph.

    Low: 40 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 77. Calm wind becoming north 5 to 7 mph in the afternoon.

    High: 77 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 46. Northeast wind 5 to 8 mph becoming calm after midnight.

    Low: 46 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 81. Calm wind.

    High: 81 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 81.

    High: 81 °F

    Partly Sunny

  • Tuesday Night

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

    Low: 50 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 50 percent chance of rain. Mostly cloudy, with a high near 65.

    High: 65 °F

    Chance Rain

Detailed Forecast

Today
Areas of frost before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 71. Calm wind becoming northeast around 5 mph in the afternoon.
Tonight
Partly cloudy, with a low around 40. Northeast wind 3 to 6 mph.
Sunday
Partly sunny, with a high near 77. Calm wind becoming north 5 to 7 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 46. Northeast wind 5 to 8 mph becoming calm after midnight.
Monday
Partly sunny, with a high near 81. Calm wind.
Monday Night
Partly cloudy, with a low around 50.
Tuesday
Partly sunny, with a high near 81.
Tuesday Night
A chance of showers and thunderstorms before 11pm, then a chance of rain after 11pm. Mostly cloudy, with a low around 50. Chance of precipitation is 50%.
Wednesday
A 50 percent chance of rain. Mostly cloudy, with a high near 65.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 44.
Thursday
A chance of rain. Partly sunny, with a high near 62.
Thursday Night
Partly cloudy, with a low around 40.
Friday
Mostly sunny, with a high near 68.
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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:
4:01 am PDT Apr 18, 2026
Forecast Valid:
5am PDT Apr 18, 2026-6pm PDT Apr 24, 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