"There is no plan for one at Super Bowl XLVIII in the open-air home of the Jets and Giants in New Jersey — because NFL officials can’t figure out how to stage the festivities in the frigid climate, sources told The Post. Lawyers, league bosses and TV execs are haggling over protocols for a weather emergency, like a heavy snowstorm. ... local officials have reminded the league that the game could be impossible to play in the case of a blizzard or ice storm, a source said. "How do you cancel a Super Bowl or postpone it?" a source said. "Who decides? When? How do they decide? Will it be the next day, the next week? What if the teams can’t get there? What if the George Washington Bridge is shut down?""