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Chamberlain Lake, IN Weather Forecast
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Chamberlain Lake Weather Forecast
| THIS AFTERNOON | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT |
 |  |  | | |  | |  | | | | |
| Chance of T-Storm | Partly Cloudy | Mostly Sunny | Clearing | Sunny | Mostly Clear | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm |
| Hi: 85°FHi: 29°C | Lo: 71°FLo: 22°C | Hi: 90°FHi: 32°C | Lo: 71°FLo: 22°C | Hi: 91°FHi: 33°C | Lo: 71°FLo: 22°C | Hi: 89°FHi: 32°C | Lo: 70°FLo: 21°C | Hi: 85°FHi: 29°C | Lo: 69°FLo: 21°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C |
| POP: 20% | POP: 20% | POP: 50% | POP: 50% | POP: 40% | POP: 40% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 228 PM EDT Mon Aug 31 2026 
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Issued: 209 PM EDT Mon Aug 31 2026
Key Messages
- Heat indices of 100 to 105 are forecasted Tuesday and Wednesday afternoon in northern Indiana and northwestern Ohio. A Heat Advisory is in effect.
- Chances for showers and isolated storms will diminish through the afternoon.
- Isolated thunderstorms are possible Tuesday afternoon and again Wednesday afternoon and evening, with the greatest chances north of US Route 6. Locally gusty winds are possible, but confidence is low on overall chances.
- Hotter and more humid conditions build throu...