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Thousand Island State Conservancy Area, WI Weather Forecast
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Thousand Island State Conservancy Area Weather Forecast
| TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | FRIDAY |
 |  | | |  |  | | |  | |  | |
| Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Partly Sunny | Chance of Showers | Partly Sunny | Chance of Showers | Chance of Showers | Chance of Showers | Partly Cloudy | Partly Cloudy |
| Hi: 75°FHi: 24°C | Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C | Lo: 69°FLo: 21°C | Hi: 85°FHi: 29°C | Lo: 69°FLo: 21°C | Hi: 85°FHi: 29°C | Lo: 69°FLo: 21°C | Hi: 85°FHi: 29°C | Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C Lo: 61°FLo: 16°C |
| POP: 90% | POP: 50% | POP: 30% | POP: 30% | POP: 30% | POP: 50% | POP: 30% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 948 AM CDT Sat Aug 29 2026 
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Issued: 709 AM CDT Sat Aug 29 2026
Key Messages
- Rain showers to spread across the area this morning into this evening. Most locations to see at least 0.20" with the greatest potential for localized heavy rainfall (0.50-1") across the Northwoods.
- Hazardous boating and swimming conditions on Lake Michigan from late tonight through Sunday evening.
- Becoming warmer and more humid Sunday into early next week. Heat indices may rise into the 90s Monday afternoon.
- Thunderstorms possible at times from Sunday into early next week. It is too ...