Seafair 2024 Hydroplane Car. The hydroplane races certainly are a longtime staple of seafair. Seafair weekend, famous for its hydroplane races and blue angel airshows, celebrates 75 years this summer.

Pit passes give visitors access to the pit areas where the hydroplanes are kept and worked on, as well as to the driver and team areas where they can interact with the drivers and crew members. As racing got going on lake washington on saturday afternoon for the seafair apollo mechanical cup, fans got their first glimpse of the new starting procedures for unlimited hydroplane racing.