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City of Corvallis, ORCorvallis, OR Weather Forecast
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Corvallis Weather Forecast
| TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY |
 |  |  | | |  | | | | | | |
| Clearing | Sunny | Mostly Clear | Sunny | Mostly Clear | Clearing | Clear | Mostly Sunny | Mostly Clear | Mostly Sunny | Mostly Clear | Mostly Sunny |
| Lo: 51°FLo: 11°C | Hi: 79°FHi: 26°C | Lo: 55°FLo: 13°C | Hi: 81°FHi: 27°C | Lo: 51°FLo: 11°C | Hi: 79°FHi: 26°C | Lo: 50°FLo: 10°C | Hi: 79°FHi: 26°C | Lo: 51°FLo: 11°C | Hi: 80°FHi: 27°C | Lo: 51°FLo: 11°C | Hi: 75°FHi: 24°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 501 PM PDT Tue Sep 15 2026 
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Issued: 622 PM PDT Tue Sep 15 2026
Aviation
...Through 00Z Thursday...Westerly flow aloft turns north-northeasterly tonight as an upper level trough drops southward over the Pacific Northwest. VFR conditions are expected to continue this evening into tonight as mid to high level clouds drift across the airspace. Skies will become clear early Wednesday morning as offshore winds begin to develop at the surface. By Wednesday afternoon, east to northeast winds will increase at KTTD, KUAO, KHIO, and KPDX with gusts as high as 20 kt. No...