Indianapolis, Indiana – Spotty downpours and isolated thunderstorms are expected to affect central Indiana through Wednesday night, with cloud-to-ground lightning posing a hazard to evening commutes and outdoor plans. While severe storms are not anticipated, brief rain and the risk of lightning could create disruptions.
According to the National Weather Service in Indianapolis, the greatest concern is lightning, which can be dangerous even in less intense storms. Localized showers may pop up after 2 p.m., with a 20% chance of precipitation, and patchy fog is possible before 9 a.m. It’s advised to keep an eye on the sky, especially in the afternoon and evening, if you are outside or on the roads.
🌩️ What to Expect: Scattered Showers and Thunderstorms
Wednesday: Scattered showers and thunderstorms are expected to develop in the afternoon, with the greatest risk for lightning. Isolated rain and occasional lightning are expected in parts of Indianapolis through the night, but severe storms are not expected.
Thursday: The thunderstorm threat will taper off, giving way to sunny skies and a high of 88°F. A return to warmer conditions is expected for the weekend.
Friday and Saturday: Hot temperatures near 90°F are forecast, with mostly sunny skies, making for ideal outdoor conditions.
Sunday: Continuing sunny skies and warm temperatures in the low 90s will make for another dry day.
Monday: Partly cloudy conditions with a 20% chance of showers and storms.
🌧️ Impact on Outdoor Plans and Travel
While no severe weather alerts have been issued, drivers should be prepared for patchy rain and possible lightning strikes during Wednesday night’s commute. Outdoor activities may also be disrupted by isolated thunderstorms, so stay weather-aware.
Though severe storms are unlikely, localized power disruptions or brief delays from storms are possible, especially in the evening hours.
🌡️ Five-Day Forecast for Indianapolis, IN
Thursday, August 10:
Mostly sunny, high 88°F / low 70°F
Sunshine returns as the storm threat decreases.
Friday, August 11:
Sunny, high 90°F / low 72°F
A hot, clear day ahead.
Saturday, August 12:
Hot and mostly clear, high 91°F / low 73°F
Continue to prepare for warm and dry conditions.
Sunday, August 13:
Sunny, high 90°F / low 72°F
Another hot, sunny day.
Monday, August 14:
Partly cloudy, 20% chance of showers/storms, high 90°F / low 71°F
A slight chance of rain as a new weather system moves in.
