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Fujita scale. F0: 40–72 64–116 38.9% 10–50 Light damage. Some damage to chimneys; branches broken off trees; shallow-rooted trees pushed over; sign boards damaged. F1:73–112 117–180 35.6% 30–150 Moderate damage.

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slide2

F0: 40–72 64–116 38.9% 10–50 Light damage.

  • Some damage to chimneys; branches broken off trees; shallow-rooted trees pushed over; sign boards damaged.
slide3

F1:73–112 117–180 35.6% 30–150 Moderate damage.

  • The lower limit is the beginning of hurricane wind speed; peels surface off roofs; mobile homes pushed off foundations or overturned; moving autos pushed off the roads; attached garages may be destroyed.
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F2 113–157 181–253 19.4% 110–250 Significant damage.

  • Roofs torn off frame houses; mobile homes demolished; boxcars overturned; large trees snapped or uprooted; highrise windows broken and blown in; light-object missiles generated.
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F3 158–206 254–332 4.9% 200–500 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
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F4 207–260 333–418 1.1% 400–900 Devastating damage.

  • Well-constructed houses leveled; structures with weak foundations blown away some distance; cars thrown and large missiles generated
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F5 261–318 419–512 <0.1% 1100 ~ Incredible damage.

  • Strong frame houses lifted off foundations and carried considerable distances to disintegrate; automobile sized missiles fly through the air in excess of 100 m (109 yd); trees debarked; steel reinforced concrete structures badly damaged