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Tornado Fact 1. The deadliest ever tornado was the 'Tri-State' tornado that passed through Missouri, Illinois and Indiana on March 18th 1925. During its 3?hour life this tornado killed 695 people along its 219 mile path.


 Tornado Fact 2. Tornadoes are measured and rated using the Fujita scale.


 Tornado Fact 3. Tornadoes tend to occur in mid-latitudes, and as they are restricted to land masses this means mainly in the northern hemisphere.


Prada Handbags Outlet Online Tornado Fact 4. Those over the US tend to be the most violent as the North American continent has a combination of warm, moist Gulf air from the south colliding with cold air travelling down from the north west, producing ideal tornado forming conditions.


 Tornado Fact 5. On some days up to 20 tornadoes may be spotted in Tornado Alley- the flat country of the mid-west stretching from Texas through to Oklahoma and Kansas.


Ferragamo Shoes For Men Tornado Fact 6. A wind speed of 280mph was ascribed to a tornado that hit Texas in April 1958


 Tornado Fact 7. The average life-span of a tornado is approximately 15 minutes. However some can last much longer, on 26th May 1917 the Mattoon-Charleston Tornado lasted seven and a half hours and travelled 293 miles.


 Tornado Fact 8. A 'super Outbreak' of tornadoes during 3rd and 4th April 1974 saw 148 individual tornadoes cross and devastate and area from Alabama to Michigan.


 Tornado Fact 9. Although they can and do travel in any direction, the majority of tornadoes travel from south-west to north-east.


Parajumpers Gobi Jacket Tornado Fact 10. The US endures around 750 tornadoes annually.


 Tornado Fact 11. Tornadoes can occur at any time of the year, although there tends to be a peak in the US in Tornado Alley during May and June.


 Tornado Fact 12. Few people survive seeing the inside of a tornado vortex. Bill Keller from Kansas survived such a vortex in June 1928: "A screaming, hissing sound came directly from the end of the funnel, and when I looked up I saw right into the very heart of the tornado...it was brilliantly lit with constant flashes of lightning...around the rim of the vortex, small tornadoes were constantly breaking away and writhing their way around the funnel"

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