Daily Weather Brief for 24 May 2026: Race-Day Showers and Thunderstorms Linger Around Indianapolis
Clouds, showers and possible thunder remain part of the Indianapolis 500 weather picture before brighter Memorial Day conditions.
INDIANAPOLIS | Indianapolis race day moved through a cloudier, unsettled pattern Sunday, with earlier rain and drizzle followed by a forecast for afternoon showers and thunderstorms.
The weather feed for Indianapolis listed partly sunny conditions near 68 degrees, with a Sunday forecast calling for a high near 73, a low near 55 and afternoon showers and thunderstorms after morning rain and drizzle.
The practical weather issue for the Indianapolis 500 is timing. Lightning, wet track conditions and track-drying time can affect race operations even when a severe-weather warning is not active.
Memorial Day is expected to improve, with clouds followed by a brighter sky, warmer temperatures and lower humidity.
Additional Reporting By: National Weather Service Indianapolis; National Weather Service; NOAA
What this means
Race timing, lightning proximity, track drying and post-race traffic are the practical conditions to monitor Sunday evening, with Monday offering a brighter and less humid travel window.