Guntersville Hydrofest 2025 Tickets. This year, the hydrofest will be this summer’s biggest event at the lake, with three classes of hydroplanes, racing at speeds of up to 200 mph. The annual lake guntersville hydrofest is set to take place june 29 and 30, with a kickoff street party on the 28.

We have some exciting things. Tickets go on sale march 1, 2023.