Wonder Lake, IN Weather Forecast
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Wonder Lake Weather Forecast
| TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | THURSDAY | THURSDAY NIGHT |
| Patchy Fog | Partly Cloudy | Clearing | Mostly Sunny | Clear | Sunny | Mostly Clear | Sunny | Mostly Clear | Mostly Clear | Mostly Clear | Chance of Showers |
| Lo: 59°FLo: 15°C | Hi: 85°FHi: 29°C | Lo: 65°FLo: 18°C | Hi: 89°FHi: 32°C | Lo: 71°FLo: 22°C | Hi: 91°FHi: 33°C | Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C | Hi: 95°FHi: 35°C Lo: 75°FLo: 24°C | Hi: 95°FHi: 35°C Lo: 75°FLo: 24°C | Hi: 95°FHi: 35°C Lo: 75°FLo: 24°C | Lo: 71°FLo: 22°C |
| POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 350 PM EDT Fri Aug 28 2026 

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Issued: 211 PM EDT Fri Aug 28 2026
Key Messages
- Dry through Saturday with seasonable temperatures
- Hotter and more humid air arrives Sunday and persists through much of next week
- Isolated thunderstorms may return mid to late week next week
Discussion
(This evening through Friday)... Issued at 211 PM EDT Fri Aug 28 2026
Rest of This Afternoon through Saturday...
Quiet weather will continue this period. High pressure will be at the surface. The few to scattered cumulus will dissipate early this evening. Upper energy will bring some high ...
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