Current conditions at
Tri-Cities Airport (KPSC)
Lat: 46.26955°NLon: 119.11813°WElev: 397.0ft.
Clear
54°F
12°C
| Humidity | 81% |
| Wind Speed | NE 3 MPH |
| Barometer | 29.98 in (1015.24 mb) |
| Dewpoint | 48°F (9°C) |
| Visibility | 10.00 mi |
| Last update | 09 May 11:35 PM PDT |
Extended Forecast for
Prosser WA
Tonight
Low: 50 °F
Mostly Cloudy
Sunday
High: 83 °F
Partly Sunny
Sunday Night
Low: 47 °F
Partly Cloudy
Monday
High: 79 °F
Sunny
Monday Night
Low: 50 °F
Mostly Clear
Tuesday
High: 89 °F
Mostly Sunny
Tuesday Night
Low: 56 °F
Partly Cloudy
Wednesday
High: 83 °F
Partly Sunny
Wednesday Night
Low: 51 °F
Partly Cloudy
Detailed Forecast
Tonight
Mostly cloudy, with a low around 50. Light and variable wind.
Sunday
Partly sunny, with a high near 83. Calm wind becoming west 5 to 9 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 47. West wind 6 to 14 mph, with gusts as high as 24 mph.
Monday
Sunny, with a high near 79. West wind around 5 mph becoming calm in the morning.
Monday Night
Mostly clear, with a low around 50. East wind around 5 mph becoming light and variable in the evening.
Tuesday
Mostly sunny, with a high near 89.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
Partly sunny, with a high near 83.
Wednesday Night
Partly cloudy, with a low around 51.
Thursday
Sunny, with a high near 80.
Thursday Night
Partly cloudy, with a low around 48.
Friday
Sunny, with a high near 74.
Friday Night
Partly cloudy, with a low around 46.
Saturday
Mostly sunny, with a high near 72.
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)
11:32 pm PDT May 9, 2026
11pm PDT May 9, 2026-6pm PDT May 16, 2026
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