Enhanced Fujita Scale

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Rating Wind Damage
EF0 - Weak 65-85 mph, Light Damage
EF1 - Weak 86-110 mph, Moderate Damage
EF2 - Strong 111-135 mph, Considerable Damage
EF3 - Strong 136-165 mph, Severe Damage
EF4 - Violent 166-200 mph, Devastating Damage
EF5 - Violent >200 mph, Incredible Damage