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City of Indianapolis, INIndianapolis, IN Weather Forecast
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Indianapolis Weather Forecast
| TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT |
 |  |  |  | | |  |  | |  |  | |
| Chance of Showers | Patchy Fog | Partly Cloudy | Mostly Clear | Partly Cloudy | Mostly Clear | Mostly Clear | Partly Cloudy | Partly Cloudy | Chance of Showers | Chance of T-Storm | Mostly Clear |
| Hi: 79°FHi: 26°C | Lo: 60°FLo: 16°C | Hi: 75°FHi: 24°C | Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C | Hi: 79°FHi: 26°C Lo: 59°FLo: 15°C | Hi: 79°FHi: 26°C Lo: 59°FLo: 15°C | Hi: 81°FHi: 27°C Lo: 60°FLo: 16°C | Hi: 81°FHi: 27°C Lo: 60°FLo: 16°C | Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C | Hi: 81°FHi: 27°C Lo: 61°FLo: 16°C |
| POP: 20% | POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 658 AM EDT Sat Aug 22 2026 
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Indianapolis Forecast Discussion
Issued: 653 AM EDT Sat Aug 22 2026
Key Messages
- Isolated/scattered showers and a few t-storms are possible early this morning with isolated convection possible again late today
- Cooler and less humid weather expected Sunday through Tuesday with highs mainly in the 70s to low 80s.
- Areas of late night/early morning fog will occur Saturday and Sunday nights.
- Dry weather expected Monday and Tuesday with increasing chances for rain and storms mid-late next week.
Discussion
(Today through Friday)... Issued at 302 AM EDT Sat Aug 22 2026
Toda...