Indianapolis/ Weather & Environment

Indianapolis Sizzles at 96 as Heat Advisory Bakes City Before Weekend Storms

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Published on September 02, 2026
Indianapolis Sizzles at 96 as Heat Advisory Bakes City Before Weekend StormsSource: Google Street View

Indianapolis is starting Wednesday under clear skies and temperatures near 75 degrees, but the city is headed for another sweltering afternoon. The high is expected to reach 96, with heat-index values making it feel as hot as 105.

A Heat Advisory remains in effect across central Indiana through 8 p.m. Thursday, with heat-index readings potentially reaching 108. The National Weather Service advises residents to drink plenty of fluids, stay in air conditioning or shade, and check on relatives and neighbors who may be more vulnerable to heat illness.

Another Hot Night And A Repeat Thursday

Wednesday night will stay mostly clear, but relief will be limited, with a low around 77 and heat-index values as high as 102. Thursday will bring another sunny day near 96, with the heat index reaching about 103 and light southwest winds.

Storm Chances Build Into The Weekend

Rain chances remain minimal through Thursday, then increase Friday, when Indianapolis has a 30% chance of showers and thunderstorms and a high near 93. Saturday looks slightly cooler at 90, but the chance of showers and thunderstorms rises to 40%.

Forecasters say any storms that reach central Indiana late Thursday into the weekend could bring damaging wind gusts, although the timing and exact coverage remain uncertain. By Sunday, temperatures should ease back to the mid-80s under mostly sunny skies, with similar conditions expected for Labor Day.