Fujita Damage Scale |
F0 | Gale Tornado weak 40-72 mph |
F1 | Moderate Tornado weak 73-112 mph |
F2 | Significant Tornado strong 113-157 mph |
F3 | Severe Tornado strong 158-206 mph |
F4 | Devastating Tornado violent 207-318 mph |
F5 | Incredible Tornado violent 261-318 mph |