Weather WorldGrand Lake 102, WI Weather Forecast
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Grand Lake 102 Weather Forecast
| REST OF TODAY | TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT |
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| Mostly Sunny | Partly Cloudy | Chance of Showers | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of Showers | Chance of Showers |
| Hi: 80°FHi: 27°C | Lo: 60°FLo: 16°C | Hi: 75°FHi: 24°C | Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C | Lo: 69°FLo: 21°C | Hi: 85°FHi: 29°C | Lo: 70°FLo: 21°C | Hi: 85°FHi: 29°C | Lo: 69°FLo: 21°C | Hi: 85°FHi: 29°C | Lo: 65°FLo: 18°C |
| POP: 80% | POP: 40% | POP: 30% | POP: 40% | POP: 20% | POP: 20% | POP: 30% | POP: 50% | POP: 30% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 132 PM CDT Fri Aug 28 2026 
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Issued: 254 PM CDT Fri Aug 28 2026
Key Messages
- A few patches of fog possible early Saturday morning in river valleys.
- Isolated thunderstorms possible in southwestern Wisconsin Saturday afternoon, while light rain showers prevail elsewhere.
- Isolated thunderstorms across all of southern Wisconsin Sunday into Sunday night. A few storms may become severe (marginal risk, 1 out of 5), especially into the evening and early overnight hours.
- Periods of on and off thunderstorms, with some strong to severe, Monday night through the majority...