Winfield, WI Weather Forecast
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Winfield Weather Forecast
| TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY |
| Chance of Showers | Chance of Showers | Chance of T-Storm | Chance of Showers | Mostly Cloudy | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Showers | Rain Showers | Chance of Showers |
| Lo: 60°FLo: 16°C | Hi: 71°FHi: 22°C | Lo: 61°FLo: 16°C | Hi: 75°FHi: 24°C | Lo: 60°FLo: 16°C | Hi: 71°FHi: 22°C | Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C | Lo: 61°FLo: 16°C | Hi: 70°FHi: 21°C | Lo: 59°FLo: 15°C | Hi: 71°FHi: 22°C |
| POP: 20% | POP: 20% | POP: 40% | POP: 30% | POP: 50% | POP: 80% | POP: 80% | POP: 70% | POP: 50% | POP: 40% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 731 PM CDT Tue Sep 15 2026 

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Issued: 923 PM CDT Tue Sep 15 2026
Key Messages
- High swim risk Wednesday morning at Milwaukee & Racine County beaches, with a moderate swim risk at Ozaukee and Kenosha County beaches.
- Isolated sprinkles/showers possible near the Wisconsin- Illinois border tonight through Wednesday afternoon, with better chances for scattered showers areawide Wednesday night into Thursday. No hazards are expected.
- Higher chances for showers & storms arrive Friday-Friday night, continuing off & on into early next week. Will be watching for locally h...
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