Watch Category 6: Day of Destruction (2004) HD Full Movie Free on SolarMovie. Watch Category 6: Day of Destruction (2004) online free. Three tornadoes converge to wreak havoc on Chicago, disrupting the power grid and creating the worst...Three tornadoes converge to wreak havoc on Chicago, disrupting the power grid and creating the worst super-storm in history: a category 6 twister.