Current conditions at
Tri-Cities Airport (KPSC)
Lat: 46.26955°NLon: 119.11813°WElev: 397.0ft.
Clear
66°F
19°C
| Humidity | 45% |
| Wind Speed | SSW 9 MPH |
| Barometer | 29.85 in (1010.84 mb) |
| Dewpoint | 45°F (7°C) |
| Visibility | 10.00 mi |
| Last update | 30 Jun 10:00 PM PDT |
Extended Forecast for
Prosser WA
Tonight
Low: 48 °F
Mostly Clear
Wednesday
High: 81 °F
Sunny
Wednesday Night
Low: 49 °F
Partly Cloudy
Thursday
High: 82 °F
Mostly Sunny
Thursday Night
Low: 52 °F
Partly Cloudy
Friday
High: 87 °F
Sunny
Friday Night
Low: 53 °F
Mostly Clear
Independence Day
High: 90 °F
Sunny
Saturday Night
Low: 54 °F
Clear
Detailed Forecast
Tonight
Mostly clear, with a low around 48. West wind 5 to 8 mph becoming south after midnight.
Wednesday
Sunny, with a high near 81. South wind 3 to 5 mph.
Wednesday Night
Partly cloudy, with a low around 49. West wind around 6 mph.
Thursday
Mostly sunny, with a high near 82. Light southwest wind.
Thursday Night
Partly cloudy, with a low around 52. West wind 3 to 6 mph.
Friday
Sunny, with a high near 87.
Friday Night
Mostly clear, with a low around 53.
Independence Day
Sunny, with a high near 90.
Saturday Night
Clear, with a low around 54.
Sunday
Sunny, with a high near 90.
Sunday Night
Mostly clear, with a low around 56.
Monday
Sunny, with a high near 93.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Sunny, with a high near 92.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Prosser WA
46.2°N 119.78°W (Elev. 646 ft)
46.2°N 119.78°W (Elev. 646 ft)
3:01 pm PDT Jun 30, 2026
10pm PDT Jun 30, 2026-6pm PDT Jul 7, 2026
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