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Crain Lake, IN Weather Forecast
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Crain Lake Weather Forecast
| TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT |
 |  | | |  |  |  |  | | | | |
| Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Clearing | Clearing | Mostly Sunny | Chance of Showers | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Clearing |
| Hi: 89°FHi: 32°C | Lo: 75°FLo: 24°C | Hi: 91°FHi: 33°C | Lo: 71°FLo: 22°C | Hi: 85°FHi: 29°C | Lo: 61°FLo: 16°C | Hi: 85°FHi: 29°C | Lo: 65°FLo: 18°C | Hi: 89°FHi: 32°C Lo: 65°FLo: 18°C | Hi: 89°FHi: 32°C Lo: 65°FLo: 18°C | Hi: 80°FHi: 27°C | Lo: 61°FLo: 16°C |
| POP: 50% | POP: 20% | POP: 50% | POP: 50% | POP: 20% | POP: 40% | POP: 40% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 603 AM EDT Sat Aug 15 2026 
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Crain Lake Forecast Discussion
Issued: 602 AM EDT Sat Aug 15 2026
Key Messages
- Strong to severe storms with damaging winds, heavy rainfall, and flash flooding remain a significant threat through the weekend
- Heat index values in excess of 100 possible today and Sunday in southern portions of central Indiana
- Dry and milder weather early in the work week
- Additional storms possible Wednesday
Discussion
(Today through Friday)... Issued at 312 AM EDT Sat Aug 15 2026
Through 7AM:
Rapid convective development is occurring upstream from central...