Current conditions at

Tri-Cities Airport (KPSC)

Lat: 46.26955°NLon: 119.11813°WElev: 397.0ft.

Clear

52°F

11°C

Humidity 34%
Wind Speed N 0 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 16 Apr 10:15 AM PDT
Extended Forecast for

Prosser WA

Freeze Warning April 16, 11:00pm until April 17, 09:00am
Click here for hazard details and duration
Freeze Warning
  • Today

    Today: Sunny, with a high near 59. West wind 7 to 13 mph, with gusts as high as 21 mph.

    High: 59 °F

    Sunny

  • Tonight

    Tonight: Widespread frost after 2am.  Otherwise, mostly clear, with a low around 31. West wind 6 to 11 mph becoming light southwest  after midnight. Winds could gust as high as 21 mph.

    Low: 31 °F

    Mostly Clear
    then Frost

  • Friday

    Friday: Widespread frost, mainly before 8am.  Otherwise, sunny, with a high near 61. Light and variable wind.

    High: 61 °F

    Frost then
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 37. Light east wind.

    Low: 37 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 69. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 69 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 74.

    High: 74 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 59. West wind 7 to 13 mph, with gusts as high as 21 mph.
Tonight
Widespread frost after 2am. Otherwise, mostly clear, with a low around 31. West wind 6 to 11 mph becoming light southwest after midnight. Winds could gust as high as 21 mph.
Friday
Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 61. Light and variable wind.
Friday Night
Mostly cloudy, with a low around 37. Light east wind.
Saturday
Partly sunny, with a high near 69. Calm wind becoming northeast around 5 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 43.
Sunday
Partly sunny, with a high near 74.
Sunday Night
Mostly cloudy, with a low around 48.
Monday
Partly sunny, with a high near 79.
Monday Night
A slight chance of rain after 11pm. Partly cloudy, with a low around 51.
Tuesday
A slight chance of rain. Partly sunny, with a high near 77.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 50.
Wednesday
A chance of rain. Mostly cloudy, with a high near 70.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Prosser WA
 46.22°N 119.79°W (Elev. 715 ft)
10:02 am PDT Apr 16, 2026
10am PDT Apr 16, 2026-6pm PDT Apr 22, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database