Fujita Scale - MSNewsNow.com - Jackson, MS

Fujita Scale

SCALE

WIND ESTIMATE

TYPICAL DAMAGE

F-0

Wind speed less than 73 (MPH)

Light Damage.  Some damage to chimneys; branches broken off trees; shallow-rooted trees pushed over; sign boards damaged.

F-1

Wind speed 73 - 112 (MPH)

Moderate Damage.  Peels surface off roofs; mobile homes pushed off foundations or overturned; moving autos blown off roads.

F-2

Wind speed 113 - 157 (MPH)

Considerable Damage.  Roofs torn off frame houses; mobile homes demolished; boxcars overturned; large trees snapped or uprooted; light object missiles generated; cars lifted off ground.

F-3

Wind speed 158 - 206 (MPH)

Severe Damage.  Roofs and some walls torn off well-constructed houses; trains overturned; most trees in forest uprooted; heavy cars lifted off the ground and thrown.

F-4

Wind speed 207 - 260 (MPH)

Devastating Damage.  Well-constructed houses leveled; structures with weak foundations blown away some distance; cars thrown and large missiles generated.

F-5

Wind speed 261 - 318 (MPH)

Incredible Damage.  Strong frame houses leveled off foundations and swept away; automobile-sized missiles fly through the air in excess of 100 meters (109 yards); tree debarked; incredible phenomena will occur.

The Fujita Scale was named after Dr. Tetsuya "Ted" Fujita, also known to many as "Mr. Tornado", the world's most famous and successful Storm Investigator.

Powered by Frankly