Excitement for this weekend’s Season 4 opener is ramping up as the league touched down in the city of Chicago.

Season 4 // United States Sail Grand Prix Chicago // Rebranded ROCKWOOL Denmark F50

The tech base has been built and the F50s assembled. The teams have begun limited practice time on the waters of Lake Michigan ahead of racing this weekend.

Season 4 // United States Sail Grand Prix Chicago // Rebranded Denmark F50

Pressure is on home team the United States after a disappointing seventh place finish in Season 3 and a disastrous performance in Chicago last season.

Season 4 // United States Sail Grand Prix Chicago // Swiss team at tech base

Meanwhile, three-time and defending SailGP champions Australia will be looking to repeat their Season 3 triumph on Lake Michigan and propel themselves to the top of the leaderboard early on.

Season 4 // United States Sail Grand Prix Chicago // Emirates GBR F50 tent

The hydrofoiling F50 fleet will undertake a practice race day on Thursday, before racing gets underway in earnest on June 16 & 17 at 16:00 CDT. Full broadcast information and How To Watch details are HERE.