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Current conditions at
Tri-Cities Airport (KPSC)
Lat: 46.26955°NLon: 119.11813°WElev: 397.0ft.
Clear
63°F
17°C
| Humidity | 25% |
| Wind Speed | S 5 MPH |
| Barometer | 29.79 in (1008.81 mb) |
| Dewpoint | 26°F (-3°C) |
| Visibility | 10.00 mi |
| Last update | 26 Apr 12:20 PM PDT |
Extended Forecast for
Prosser WA
This Afternoon
High: 66 °F
Increasing
CloudsTonight
Low: 40 °F
Partly Cloudy
Monday
High: 70 °F
Mostly Sunny
Monday Night
Low: 42 °F
Partly Cloudy
Tuesday
High: 70 °F
Mostly Sunny
Tuesday Night
Low: 41 °F
Mostly Clear
Wednesday
High: 73 °F
Sunny
Wednesday Night
Low: 46 °F
Mostly Clear
Thursday
High: 78 °F
Sunny
Detailed Forecast
This Afternoon
Increasing clouds, with a high near 66. West wind around 5 mph.
Tonight
Partly cloudy, with a low around 40. West wind around 6 mph.
Monday
Mostly sunny, with a high near 70. West wind 3 to 6 mph.
Monday Night
Partly cloudy, with a low around 42. Northwest wind 6 to 8 mph becoming southwest in the evening.
Tuesday
Mostly sunny, with a high near 70. Southwest wind 5 to 7 mph.
Tuesday Night
Mostly clear, with a low around 41.
Wednesday
Sunny, with a high near 73.
Wednesday Night
Mostly clear, with a low around 46.
Thursday
Sunny, with a high near 78.
Thursday Night
Partly cloudy, with a low around 48.
Friday
Sunny, with a high near 80.
Friday Night
Partly cloudy, with a low around 50.
Saturday
Partly sunny, with a high near 78.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Prosser WA
46.21°N 119.75°W (Elev. 741 ft)
46.21°N 119.75°W (Elev. 741 ft)
12:21 pm PDT Apr 26, 2026
12pm PDT Apr 26, 2026-6pm PDT May 2, 2026
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