INDIANAPOLIS (WRTV) — Muggy air remains over the next few days with dew points in the 70s in central Indiana. On Wednesday, the heat index could peak close to 100 degrees. TONIGHT: Scattered showers and storms continue. Some of these thunderstorms could bring some really intense rainfall in a short period of time. But just like we’ve seen the last few days, it’s feast or famine with the rain. Low temperatures in the upper 60s.