The second practice for the Big Machine Music Grand Prix got underway at 12:30 p.m. ET after a rain delay. The session will be shortened to 30 minutes, with live coverage on Peacock and the INDYCAR Radio Network.
Firestone rain tires will be permitted, and rain lights will be turned on all 27 cars.
INDYCAR officials plan to adhere to the existing event schedule after this session, unless the weather forces future adjustments.