RedactedNarrative: V1 was driving north across Lake Poinsett with a strong south wind. Operator 1 was not wearing a PFD, P1 was not wearing a PFD, P2 and P3 were wearing a PFD. A large wave flooded V1 and V1 capsized. O1 along with P1, P2, and P3 clung to the boat for approximately sixty minutes until help arrived.