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Current conditions at
Sunnyside Municipal Airport (K1S5)
Lat: 46.3271°NLon: 119.9704°WElev: 768.0ft.
Clear
62°F
17°C
| Humidity | 65% |
| Wind Speed | N 0 MPH |
| Barometer | 29.99 in (1015.58 mb) |
| Dewpoint | 50°F (10°C) |
| Visibility | 10.00 mi |
| Last update | 29 Jul 07:55 AM PDT |
Extended Forecast for
4 Miles E Prosser WA
Today
High: 85 °F
Sunny then
Patchy SmokeTonight
Low: 56 °F
Patchy Smoke
then Mostly
ClearThursday

High: 88 °F
Sunny
Thursday Night

Low: 55 °F
Mostly Clear
Friday

High: 91 °F
Sunny
Friday Night

Low: 59 °F
Clear
Saturday

High: 86 °F
Sunny
Saturday Night

Low: 51 °F
Clear
Sunday

High: 78 °F
Sunny
Detailed Forecast
Today
Patchy smoke after 2pm. Sunny, with a high near 85. West wind around 5 mph becoming calm in the morning.
Tonight
Patchy smoke before 11pm. Mostly clear, with a low around 56. Southwest wind 3 to 8 mph.
Thursday
Sunny, with a high near 88. Southwest wind around 6 mph.
Thursday Night
Mostly clear, with a low around 55. West wind around 6 mph.
Friday
Sunny, with a high near 91. West wind around 5 mph becoming light and variable in the morning.
Friday Night
Clear, with a low around 59.
Saturday
Sunny, with a high near 86.
Saturday Night
Clear, with a low around 51.
Sunday
Sunny, with a high near 78.
Sunday Night
Clear, with a low around 51.
Monday
Sunny, with a high near 84.
Monday Night
Clear, with a low around 54.
Tuesday
Sunny, with a high near 89.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
4 Miles E Prosser WA
46.21°N 119.69°W (Elev. 1598 ft)
46.21°N 119.69°W (Elev. 1598 ft)
4:00 am PDT Jul 29, 2026
8am PDT Jul 29, 2026-6pm PDT Aug 4, 2026


