Originally Posted By FerretAfros I'm not sure what exactly the official weather policy is, but I don't think it has to do with how much track is exposed to potential lightning outside. When I was at Rockin' Rollercoaster last spring in a storm, they said that they closed down because of the lightning. Yah, it's inside, but they said taht it's so much steel that it didn't matter, since the track could get struck through the building. I guess the track for TT doesn't have quite as much steel, but I would assume they take the track inside the building into account as well.