It has been a hot and hazy day with temperatures climbing into the upper 80s and low 90s. Heat indices have been in the upper 90s and triple digits. It will stay muggy this evening with “feels like temps” still in the low 90s at 10pm. There is a small chance of an isolated thunderstorm, mainly in north central Indiana. Overnight temperatures will only fall into the mid 70s.
The National Weather Service has extended the Heat Advisory through Sunday evening, as high heat and high humidity continue to dominate central Indiana. A few scattered thunderstorms are possible Sunday afternoon. Better chances of storms holds off until Sunday evening into early Monday morning. There is also a low risk for severe weather in north central Indiana. Heavy downpours, gusty winds and lightning will be the main threats. The flag falls for the Brickyard 400 at 3:19pm. Temperatures will be back into the upper 80s and low 90s. Heat indices will be in the triple digits.
Storm chances continue on Monday with another hot and humid day in store.
The high humidity starts to break down on Tuesday.
More storm chance return Thursday on into the weekend.