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McColley Lake, IN Weather Forecast
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McColley Lake Weather Forecast
| TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | LABOR DAY |
 |  | |  |  | | | | | | | |
| Mostly Clear | Mostly 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 | Mostly Sunny | Mostly Clear | Mostly Sunny |
| Lo: 71°FLo: 22°C | Hi: 91°FHi: 33°C | Lo: 75°FLo: 24°C | Hi: 91°FHi: 33°C | Lo: 71°FLo: 22°C | Hi: 89°FHi: 32°C | Lo: 69°FLo: 21°C | Hi: 85°FHi: 29°C | Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C |
| POP: 20% | POP: 30% | POP: 30% | POP: 40% | POP: 40% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 714 PM EDT Tue Sep 01 2026 
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Issued: 723 PM EDT Tue Sep 1 2026
Key Messages
- Heat and humidity continue through at least midweek with peak heat indices around 100 degrees.
- Low chances for showers and storms (15-20%) north of I-80/I-90 tonight and Wednesday night. If an isolated storm or two develops, it could produce gusty to damaging winds. Low confidence at this time.
- 30-50% chances for showers and storms area-wide later in the week on Thursday and Friday.
Discussion
... Issued at 1250 PM EDT Tue Sep 1 2026
Happy September 1st and start to meteorological fall!...