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Current conditions at
Tri-Cities Airport (KPSC)
Lat: 46.26955°NLon: 119.11813°WElev: 397.0ft.
Partly Cloudy
57°F
14°C
| Humidity | 50% |
| Wind Speed | WSW 9 MPH |
| Barometer | 30.11 in (1019.64 mb) |
| Dewpoint | 39°F (4°C) |
| Visibility | 10.00 mi |
| Last update | 23 Apr 10:00 AM PDT |
Extended Forecast for
Prosser WA
Today

High: 65 °F
Mostly Sunny
Tonight

Low: 40 °F
Partly Cloudy
Friday

High: 60 °F
Sunny
Friday Night

Low: 34 °F
Mostly Clear
Saturday

High: 62 °F
Sunny
Saturday Night

Low: 37 °F
Mostly Clear
Sunday

High: 65 °F
Mostly Sunny
Sunday Night

Low: 41 °F
Partly Cloudy
Monday

High: 69 °F
Sunny
Detailed Forecast
Today
Mostly sunny, with a high near 65. West wind around 8 mph.
Tonight
Partly cloudy, with a low around 40. West wind 6 to 8 mph.
Friday
Sunny, with a high near 60. Northwest wind 7 to 9 mph becoming northeast in the morning.
Friday Night
Mostly clear, with a low around 34. Northeast wind 5 to 7 mph becoming light and variable in the evening.
Saturday
Sunny, with a high near 62. Northeast wind 5 to 9 mph.
Saturday Night
Mostly clear, with a low around 37.
Sunday
Mostly sunny, with a high near 65.
Sunday Night
Partly cloudy, with a low around 41.
Monday
Sunny, with a high near 69.
Monday Night
Partly cloudy, with a low around 43.
Tuesday
Mostly sunny, with a high near 72.
Tuesday Night
Mostly clear, with a low around 45.
Wednesday
Sunny, with a high near 75.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Prosser WA
46.21°N 119.75°W (Elev. 741 ft)
46.21°N 119.75°W (Elev. 741 ft)
6:47 am PDT Apr 23, 2026
10am PDT Apr 23, 2026-6pm PDT Apr 29, 2026


