Watching is free. Every one of these tournaments runs a public weigh-in on Friday or Saturday evening, and most of them are followed by a Sunday awards ceremony that's also open to anyone who shows up. You don't need a boat, a registration, or an invitation — just a chair, a hat, and time.
Pick the tournament for the vibe you want. DSR is family-and- tradition energy with kids' events and 90 years of continuity. TWAT is the spectacle weekend — themed boats, mariachi on the bridges of multi-million-dollar yachts, costumes, the crowd cheering like Mardi Gras. Texas Legends is the big-purse, big-yacht professional energy. Pachanga is the quieter, smaller-field, science-funded edition.
Book lodging early. July and August book out fast on Mustang Island; tournament weekends fill first. Anywhere on the island is walkable / golf-cartable to a weigh-in.
Plan for ferry timing. Tournament weekends are high-traffic ferry weekends — expect a 30–60 minute wait Friday evening and Sunday morning, especially when two tournaments overlap. AM 530 has live ferry status.