F0: 40-72 mph |
Chimney damage; tree branches broken |
F1: 73-112 mph |
Mobile homes pushed off foundations or overturned |
F2: 113-157 mph |
Considerable damage; mobile homes demolished; trees uprooted |
F3: 158-206 mph |
Roofs/walls torn down; trains overturned; cars thrown |
F4: 207-260 mph |
Well-constructed walls leveled |
F5: 261-318 mph |
Homes lifted off foundation, carried distances; cars thrown as far as 100 meters |