Indianapolis, IN – High heat and building humidity will blanket central Indiana through the holiday weekend, with temperatures peaking near 93°F Saturday and Sunday before thunderstorms arrive late Sunday afternoon.
According to the National Weather Service in Indianapolis, daily highs will remain in the upper 80s to low 90s through Independence Day, with mostly sunny skies and light winds. The first real chance for relief—and potential disruptions—comes Sunday after 2 p.m., when a 30 percent chance of thunderstorms develops.
The heat will be most intense Saturday and Sunday, with highs of 93°F and dew points climbing. Southwest winds will offer little relief, blowing at just 3 to 7 mph. Cities including Greenwood, Carmel, and Fishers should prepare for possible power outages or travel delays if storms strengthen by evening.
Those celebrating outdoors on July 4 should stay hydrated, wear sunscreen, and limit time in direct sun. With overnight lows holding in the 70s, cooling centers and shaded areas may be essential for vulnerable populations.
Rain chances increase Monday, with 60% likelihood of storms both Monday and Tuesday. More updates are expected as storm timing and severity become clearer.
🌤️ 5-Day Forecast for Indianapolis:
- Thursday: Sunny, high near 90°F. Light winds.
- Friday: Mostly clear, low 71°F.
- Saturday: Hot and sunny, high 93°F.
- Sunday: 30% chance of p.m. storms, high 93°F.
- Monday: Showers/storms likely, 60% chance, high near 89°F.
