IndyCar has been forced to postpone Sonsio Grand Prix qualifying at Indianapolis Motor Speedway until Saturday morning after persistent rain made the road course unsafe for time attacks on Friday afternoon.
In an official statement, the series confirmed that NTT IndyCar Series qualifying for the Sonsio Grand Prix had been postponed until Saturday, with the new green flag for the qualifying session set for 10:45 a.m. ET. The decision came after a sustained downpour caused water to pool across multiple sections of the IMS road course, particularly on the run from the oval Turn 1 banking down through the infield esses.
Reporters at the circuit described conditions that left officials with no realistic window to run a time-attack format. The rain had eased briefly in the early afternoon but returned with greater intensity, prompting safety teams to delay the call until it became obvious that the schedule could not be saved.
The postponement compresses what was already an intense Saturday for the IndyCar paddock. Crews now face an early start and a tight turnaround between qualifying and the morning warm-up before the Sunday race, with weather forecasts continuing to show showers on the radar through the morning. Series officials will keep teams briefed on track conditions and may run additional installation laps if surface water has not cleared by the rescheduled green flag.
McLaren's Pato O'Ward had been one of several drivers identifying Friday's session as critical to building setup confidence on a road course where the team has struggled across the opening rounds. His weekend kicked off with frank concern that the team is still missing pace, and the lost qualifying simulation time will not have helped that diagnosis. Chip Ganassi's Alex Palou, the dominant force on the IMS road course in recent seasons, will lean on his three-race winning streak at the venue and the strong baseline data already in his crew's hands.
The weather drama also matters because the Sonsio Grand Prix marks the formal pivot from the road-course portion of the season into the all-oval Indianapolis 500 programme. Practice for the 109th running of the 500 begins on Tuesday, and any team that loses Saturday running will carry that deficit into the most demanding fortnight of the IndyCar calendar.
For the rookies, the rain delay carries a different cost. Mick Schumacher's RLL programme had been counting on Friday afternoon to run setup permutations on a circuit the German has only seen in simulator form, and his Indy 500 rookie test earlier in the week did not include road-course mileage. Other newcomers, including Caio Collet at AJ Foyt and Jack Doohan-linked engineers preparing across the paddock, also lose a planned data day.
Indianapolis Motor Speedway track staff worked through the afternoon to keep the surface clear of debris, with the on-track crew sweeping standing water from key braking zones in case a brief window opened. None did.
IndyCar's contingency planning includes the option to run a single-lap qualifying format if the morning weather shortens the available window, although series officials will prefer to deliver the full Firestone Fast Six showdown that fans expect. With practice and qualifying now condensed into a half-day window before the race, Saturday at the Brickyard suddenly looks like one of the busiest days of the IndyCar season.
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*Originally published on [Motorsports Global](https://motorsports.global/article/sonsio-grand-prix-qualifying-postponed-rain-indianapolis-may-2026). Visit for full coverage.*
