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City of Oshkosh, WIOshkosh, WI Weather Forecast
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Oshkosh Weather Forecast
| EARLY THIS MORNING | TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | THURSDAY | THURSDAY NIGHT |
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| Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Partly Cloudy | Mostly Cloudy | Mostly Cloudy | Partly Cloudy | Partly Cloudy | Mostly Clear | Mostly Clear | Partly Cloudy | Mostly Clear |
| Hi: 56°FHi: 13°C | Hi: 65°FHi: 18°C | Lo: 55°FLo: 13°C | Hi: 65°FHi: 18°C | Hi: 61°FHi: 16°C Lo: 49°FLo: 9°C | Hi: 61°FHi: 16°C Lo: 49°FLo: 9°C | Hi: 61°FHi: 16°C Lo: 45°FLo: 7°C | Hi: 61°FHi: 16°C Lo: 45°FLo: 7°C | Hi: 65°FHi: 18°C Lo: 45°FLo: 7°C | Hi: 65°FHi: 18°C Lo: 45°FLo: 7°C | Hi: 65°FHi: 18°C | Lo: 49°FLo: 9°C |
| POP: 100% | POP: 70% |
POP = Probability of Precipitation.
Weather Outlook Updated: 318 AM CDT Sat Sep 19 2026 
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Issued: 124 AM CDT Sat Sep 19 2026
Key Messages
- Periods of showers and a few thunderstorms will continue into tonight. Additional rainfall up to 1 inch will be possible south of Highway 29, but the threat for flooding has diminished as the heaviest rainfall remains anchored further south.
- A Beach Hazards Statement and Small Craft Advisory have been issued into this evening for areas south of Algoma. Additional advisories will likely be required from Sunday morning through Tuesday as strong northeast winds and high waves develop.
- A...