A tornado is a rotating column of air that forms strong relationship between a cumulonimbus cloud or in the rare event of a cumulus cloud base to the ground . Tornadoes come in many sizes but are typically in the form of a visible condensation funnel , whose narrow end touches the earth and is often surrounded by a cloud of debris .
Most tornadoes have wind speeds of 177 km / h or more with an average range of 75 m and cover a few kilometers before disappearing . Several tornado winds reaching speeds of more than 300-480 km / h stretch more than a mile ( 1.6 km ) and can survive on surfaces with more than 100 km .
Tornadoes are more common in the United States . A tornado is also commonly occur in southern Canada , south - central and eastern Asia , east - central Latin America , Southern Africa , northwestern and central Europe , Italy , western and southern Australia , and New Zealand .
Here Tornado terdasyat in recorded history .
1 . Tri - State Tornado - March 18, 1925
For more than three and a half hours , the Tri - State Tornado became the most deadly tornado tore up the U.S. mainland . This tornado killed 700 people and destroyed more than 15,000 thousand homes in the area of Illinois , Indiana , and Missouri . After this disaster , the local government began to develop a tornado warning system that is expected to reduce the death rate if disaster comes back .
This storm occurred on May 7, 1840 , Natchez tornado touched down in Concordia Parish , Louisiana , and Adams County , Mississippi . Most of the deaths occurred in the Mississippi River , since the tornado tracked for some time directly over the river . The death toll from a tornado is predicted to more than officially registered , because many of those killed are hard to find . Carrying 269 people died and 100 people on the river of the field of agriculture . losses reached $ 1,260,000 .
3.St.Louis Tornado ( 27 May 1896)
St.Louis Tornado ( 27 May 1896) became one of the deadliest in U.S. history , landed about 6 miles west of the Eads Bridge in St. Louis . From the northwest end of Tower Grove Park , a complex combination of tornado and downburst widened to more than a mile and moved to this timur.Tornado sweep the whole house , mills , saloons , hospitals , factories , rail yards , churches , and led to a total over $ 10 million in damages. death toll at 137 people.
4.The Tupelo Tornado ( 5 april 1936)
Tupelo Tornado appear near Coffeeville , Yalobusha County . That tornado leveled hundreds of homes and killing entire families . A movie theater turned into a hospital with a popcorn machine used to sterilize instruments . One hundred and fifty box cars were taken from the city to serve as temporary housing , an estimated 233 people were killed and hundreds wounded , a loss estimated at $ 3 million .
5.The Gainesville Tornado ( 6 april 1936)
A pair of large tornado moved east - northeast through downtown Gainesville , Georgia . Approximately 750 homes were destroyed and 254 badly damaged . Damages reached $ 12.5 million . The death toll was the biggest there is in a single building occurred in the Cooper Pants Factory . Storey building , crowded with young workers , collapsed and caught fire , killing about 70 people . At that time 203 people were recorded dead , 40 people are still missing . In the city center , several buildings washed away , most places of business and multi factories collapsed and collapsed .
In the Woodward tornado killed at least 107 people , mostly in the northern part of the city , where about 1,000 people were injured , and hundreds of people were killed . more than 100 city blocks were destroyed , and more than 1,000 houses were damaged or destroyed . Damage to two miles wide and losses of more than $ 6,000,000 .
7.The Amite / Pine / Purvis Tornado ( 24 april 1908 )
It is estimated that 55 more people were killed and 400 people were injured , most of Purvis city razed to the ground . Only seven of the 150 houses in the town reportedly stands , losses reached more than U.S. $ 500,000 .
8.New Richmond Tornado ( 12 June 1899)
New Richmond , Wisconsin tornado started as a waterspout on Lake St. Croix , then moved to the northeast of New Richmond . This tornado passed through the middle of the town square , debris flying debris caused dozens of deaths . More than 300 buildings were damaged and destroyed barantakan losses at U.S. $ 300,000 .
9 . Flint Tornado ( 8 June 1953)
The Flint Tornado destroys homes on either side of Coldwater Road and killed several members of a family of at least 20 families in Michigan and an estimated 100 people were killed . losses reached $ 19 million .
10.Waco Tornado ( 11 May 1953)
About 200 buildings were destroyed and 400 damaged businesses . The most publicized damage is a big brick building in the city center , especially the collapse of a six-story furniture store . Bricks from the store meets the road to a depth of five meters . About 150 homes were destroyed and 700 damaged . More than 2000 mobilpun were damaged , losses estimated at $ 41 million .
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