Christmas Twister (2012 TV Movie)
-F0: 60-117 km/h or 45- 72 mph (light damage).
-F1: 117-181 km/h or 73-112 mph (moderate damage).
-F2: 181-250 km/h or 113-157 mph (significant damage).
-F3: 250-320 km/h or 158-206 mph (severe damage).
-F4: 320-420 km/h or 207-260 mph (devastating damage).
-F5: 420-510 km/h or 261-308 mph (incredible damage).
-F6: 510-610 km/h or 309-379 mph (altough initially Fujita scale have five marks, in 1999 a tornado located in Bridge Creek-Moore, Oklahoma, devastated with a force more powerful never seen before. It was the only one F6 registered in history).