Grandview, WA Weather Forecast
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Grandview Weather Forecast
| REST OF TODAY | TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | TUESDAY | WEDNESDAY | THURSDAY |
| Partly Cloudy | Mostly Cloudy | Mostly Cloudy | Rain Showers | Rain Showers | Mostly Clear | Mostly Clear | Mostly Clear | Clear | Clear |
| Hi: 73°FHi: 23°C | Lo: 53°FLo: 12°C | Hi: 73°FHi: 23°C | Lo: 50°FLo: 10°C | Hi: 63°FHi: 17°C | Hi: 66°FHi: 19°C Lo: 46°FLo: 8°C | Hi: 66°FHi: 19°C Lo: 46°FLo: 8°C | Hi: 66°FHi: 19°C Lo: 46°FLo: 8°C | Hi: 75°FHi: 24°C Lo: 50°FLo: 10°C | Hi: 75°FHi: 24°C Lo: 50°FLo: 10°C |
| POP: 100% | POP: 90% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1132 AM PDT Fri Sep 11 2026 

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Issued: 153 PM PDT Fri Sep 11 2026
Key Messages
- Scattered rain showers and Isolated thunderstorms developing Saturday evening and rain showers becoming more numerous though Sunday morning.
- Widespread wetting rain Saturday Night and Sunday
-Breezy to windy across the eastern Columbia River Gorge Saturday Night and Sunday Morning.
Discussion
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Regional radar was clear this afternoon with GOES satellite day cloud phase showing thin high level clouds spreading east across the Upper Columbia Basin. Eastern WA Eastern OR, while most of ce...
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