Current conditions at

Tri-Cities Airport (KPSC)

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

Clear

37°F

3°C

Humidity 74%
Wind Speed N 0 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 24 Apr 11:20 PM PDT
Extended Forecast for

Prosser WA

Freeze Warning April 25, 12:00am until April 25, 08:00am
Click here for hazard details and duration
Freeze Warning
  • Tonight

    Tonight: Mostly clear, with a low around 34. Calm wind.

    Low: 34 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 62. Calm wind becoming north around 6 mph in the afternoon.

    High: 62 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 36. North wind around 5 mph becoming calm  in the evening.

    Low: 36 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 65. Light northwest wind.

    High: 65 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 40. Light west wind.

    Low: 40 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Monday Night

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

    Low: 42 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Tuesday Night

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

    Low: 41 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 34. Calm wind.
Saturday
Sunny, with a high near 62. Calm wind becoming north around 6 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 36. North wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 65. Light northwest wind.
Sunday Night
Partly cloudy, with a low around 40. Light west wind.
Monday
Sunny, with a high near 68.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Mostly sunny, with a high near 68.
Tuesday Night
Partly cloudy, with a low around 41.
Wednesday
Sunny, with a high near 72.
Wednesday Night
Mostly clear, with a low around 45.
Thursday
Sunny, with a high near 76.
Thursday Night
Partly cloudy, with a low around 47.
Friday
Mostly sunny, with a high near 78.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Prosser WA
 46.22°N 119.79°W (Elev. 715 ft)
11:31 pm PDT Apr 24, 2026
11pm PDT Apr 24, 2026-6pm PDT May 1, 2026
 
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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