A tornado is a rapidly rotating column of air that spins while in contact with both the surface of ... However, the vast majority of tornadoes occur in the Tornado Alley region of the United States, although ..... Tornadic storms do not contain more lightning than other storms and some tornadic cells never produce lightning at all.
How do tornadoes form? Most tornadoes form from thunderstorms. You need warm, moist air from the Gulf of Mexico and cool, dry air from Canada. When these ...
Tornadoes are associated with large (supercell) thunderstorms that often grow to ... but one way the rotation appears to happen is when winds at two different ...
A tornado can form where winds blow at different speeds causing rotation (A) ... A horizontal rotating column of air can form at the boundary between these two ... and do not necessarily reflect the views of the National Science Foundation.
May 11, 2015 ... Tornadoes remain deadly and relatively unpredictable, despite recent advancements in weather science. Here's what scientists do know:.
Here is simple step by step description of how a tornado develops.
Sep 18, 2016 ... The warm air eventually twists into a spiral and forms the funnel cloud that we all associate with a tornado. The formation of a tornado follows a ...
May 19, 2015 ... Warm, moist air, usually from the south, is lifted by a warm or cold front, causing an updraft. The moisture condenses into clouds and ...