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

72°F

22°C

Humidity 39%
Wind Speed SW 13 MPH
Barometer 29.67 in (1004.74 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 21 Apr 11:53 AM PDT
Extended Forecast for

Pasco WA

  • This Afternoon

    This Afternoon: A 20 percent chance of rain after 2pm. Partly sunny, with a high near 79. Southwest wind 9 to 13 mph, with gusts as high as 22 mph.

    High: 79 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: Rain, mainly after 11pm. Low around 50. Southwest wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 50 °F

    Rain

  • Wednesday

    Wednesday: Rain. High near 58. West wind 13 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

    High: 58 °F

    Rain

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 44. Southwest wind 10 to 17 mph, with gusts as high as 29 mph.

    Low: 44 °F

    Chance Rain

  • Thursday

    Thursday: A 30 percent chance of rain, mainly before 11am. Mostly sunny, with a high near 63. West wind 7 to 9 mph.

    High: 63 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of rain after 2pm. Partly sunny, with a high near 79. Southwest wind 9 to 13 mph, with gusts as high as 22 mph.
Tonight
Rain, mainly after 11pm. Low around 50. Southwest wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Rain. High near 58. West wind 13 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Wednesday Night
A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 44. Southwest wind 10 to 17 mph, with gusts as high as 29 mph.
Thursday
A 30 percent chance of rain, mainly before 11am. Mostly sunny, with a high near 63. West wind 7 to 9 mph.
Thursday Night
Partly cloudy, with a low around 42.
Friday
Mostly sunny, with a high near 63.
Friday Night
Partly cloudy, with a low around 40.
Saturday
Sunny, with a high near 64.
Saturday Night
Partly cloudy, with a low around 41.
Sunday
Mostly sunny, with a high near 66.
Sunday Night
Partly cloudy, with a low around 44.
Monday
Sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Pasco WA
 46.26°N 119.14°W (Elev. 469 ft)
Last Update:
11:46 am PDT Apr 21, 2026
Forecast Valid:
12pm 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