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  2. Tornadoes are generally classified as either a land spout (a tornado on land), a water spout (a tornado that forms over water) or a gustnado (a small tornado caused by a strong downburst of wind ...

  3. How Do Hurricanes Spawn Tornadoes? - Live Science

    www.livescience.com/37235-how-hurricanes-spawn-tornadoes.html

    Tornadoes mostly form over land, instead of over water, because the land slows down surface-level winds, creating even more wind shear, McNoldy said. Tornadoes form wherever these pre-existing ...

  4. Tornado Facts: Causes, Formation & Seeking Shelter - Live Science

    www.livescience.com/21498-tornado-facts.html

    Tornadoes can occur at any time during the year, but they form most frequently in the spring and summer, depending upon your location. They are most likely to appear between 3 p.m. and 9 p.m., ...

  5. Tornado Safety Myths | What To Do During A Tornado - Live Science

    www.livescience.com/28269-tornado-safety-myths.html

    Tornadoes conjure up images of massive funnel clouds tearing over the expansive Great Plains of the United States during springtime, but tornadoes range in size and strength and can happen ...

  6. 12 Twisted Tornado Facts - Live Science

    www.livescience.com/3589-12-twisted-tornado-facts.html

    Tornadoes have much higher wind speeds, so most of the damage wrought by them is wind-related. But they are much smaller and so cause damage over a smaller area than hurricanes. Most damage from ...

  7. Where and What is Tornado Alley? Tornado Alley Facts - Live...

    www.livescience.com/25675-tornado-alley.html

    The United States records about 1,000 tornadoes a year, by far the most prolific of any region in the world, with Canada ranking second at only 100 per year. [Related: 12 Twisted Tornado Facts]

  8. Whirling Flames: How Fire Tornadoes Work | Live Science

    www.livescience.com/45676-what-is-a-firenado.html

    Most fire tornadoes last only a few minutes — one reason they've been captured on video so rarely. As the hot air rises and cools, its strength diminishes, and whatever fuel creates the firenado ...

  9. Tornadoes in Winter? - Live Science

    www.livescience.com/3309-tornadoes-winter.html

    Tornadoes are possible in a wider range of places than some people realize. While the United States leads the way with more than 1,000 tornadoes a year, twisters are known to touch down in every ...

  10. Deadliest Tornado Years in U.S. History | Worst Tornadoes - Live...

    www.livescience.com/30518-top-5-deadliest-tornado-years-110617.html

    This year's season has seen historic killer tornadoes, including an EF-5 storm on the tornado damage scale that killed 151 people in Joplin, Mo., in May. That storm was a month after the other ...

  11. How the 'deadly December tornado' carved a 250-mile path through...

    www.livescience.com/deadly-december-tornado-four-states-midwest

    Tornadoes form when denser cold air collides with and pushes down warm, moist air, resulting in thunderstorms. As the warm air rises, it creates an updraft. If winds are jostling that rising air ...