The National Weather Service defines a tornado as a violently rotating column of air extending from a thunderstorm to the ground. However, Ed Calianese said the definition fails to convey that ...

BISMARCK, N.D. (KFYR) - Not all funnels that form up in the clouds or near the ground are considered tornadoes. There are a few different types of weather events that all look similar. But there are ...

What's the difference between a tornado and a funnel cloud? Funnel clouds are rotating columns of air not in contact with the ground. However, the violently rotating column of air may reach the ground ...

Far from shore and hidden beneath the waves, scientists are tracking swirling columns of water that behave like slow-motion tornadoes in the sea. These spinning features, known as ocean eddies, are ...

AREA. WHEN YOU THINK OF TORNADOES, YOU MAY THINK OF THE GREAT PLAINS AND DEEP SOUTH, BUT TORNADOES CAN AND DO HAPPEN IN ALL 50 STATES. TORNADOES FORM WHEN WARM, MOIST AIR AT THE SURFACE IS HEADING IN ...

Tornado: A violently rotating column of air extending from the base of a thunderstorm down to the ground. It is made visible by condensation of water vapor and by dust and debris carried aloft by the ...

Tornado: A violently rotating column of air extending from the base of a thunderstorm to the ground. The air within a tornado spirals upward in corkscrew fashion, with top speeds of about 315 m.p.h.