That's arbitrary, The '05 season had storms right on into January. This little ditty doesn't seem to have a lot of punch, buy if it takes a slow track up through Georgia, that would be cool. By now, a flash flood is not a danger; it's our salvation.
Yes, 2005 did carry on past the normal deadline. The “official” Atlantic Hurricane Season as determined by NOAA is June 1 through Nov. 30 — but nature sometimes has other ideas.