The enhanced fujita damage scale is used in determining tornadic winds by the damage they produce. EF0 produces light damage with winds up to 72 mph. EF1 produces moderate damage with winds between 73-112 mph. EF2 produces considerable damage with winds between 113-157 mph. EF3 produces severe damage with winds between 158-206 mph. EF4 produces devastating damage with winds between 207-260 mph. And EF5 tornadoes produce incredible damage with winds of more than 261 mph.