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Current conditions at
Sunnyside Municipal Airport (K1S5)
Lat: 46.3271°NLon: 119.9704°WElev: 768.0ft.
Clear
90°F
32°C
| Humidity | 28% |
| Wind Speed | N 0 MPH |
| Barometer | 29.89 in (1012.19 mb) |
| Dewpoint | 53°F (12°C) |
| Visibility | 10.00 mi |
| Heat Index | 88°F (31°C) |
| Last update | 19 Aug 03:55 PM PDT |
Extended Forecast for
4 Miles SSE Grandview WA
Tonight

Low: 58 °F
Mostly Clear
Thursday

High: 97 °F
Sunny
Thursday Night

Low: 62 °F
Partly Cloudy
Friday

High: 96 °F
Partly Sunny
Friday Night

Low: 63 °F
Mostly Cloudy
Saturday

High: 92 °F
Mostly Sunny
Saturday Night

Low: 54 °F
Mostly Clear
Sunday

High: 85 °F
Sunny
Sunday Night

Low: 53 °F
Mostly Clear
Detailed Forecast
Tonight
Mostly clear, with a low around 58. Calm wind.
Thursday
Sunny, with a high near 97. Calm wind.
Thursday Night
Partly cloudy, with a low around 62. Calm wind.
Friday
Partly sunny, with a high near 96. Calm wind.
Friday Night
Mostly cloudy, with a low around 63. Calm wind.
Saturday
Mostly sunny, with a high near 92.
Saturday Night
Mostly clear, with a low around 54.
Sunday
Sunny, with a high near 85.
Sunday Night
Mostly clear, with a low around 53.
Monday
Sunny, with a high near 89.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Sunny, with a high near 92.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
Sunny, with a high near 89.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
4 Miles SSE Grandview WA
46.19°N 119.87°W (Elev. 682 ft)
46.19°N 119.87°W (Elev. 682 ft)
3:00 pm PDT Aug 19, 2026
4pm PDT Aug 19, 2026-6pm PDT Aug 26, 2026


