Severe Weather
Storyboard-Text
- A violently rotating column of air touching the ground, usually attached to the base of a thunderstorm. Tornadoes are nature"s most violent storms. ... Winds of a tornado may reach 300 miles per hour. Damage paths can be in excess of one mile wide and 50 miles long.Tornadoes form when warm, humid air collides with cold, dry air. The denser cold air is pushed over the warm air, usually producing thunderstorms. The warm air rises through the colder air, causing an updraft. ... When it touches the ground, it becomes a tornado.
- They can cut through massive swaths of forest, destroying trees and wildlife habitat, and opening up opportunities for invasive species to gain ground. When tornadoes touch down, we brace for news of property damage, injuries, and loss of life, but the high-speed wind storms wreak environmental havoc, too.
- Thunderstorms form when warm, moist air rises into cold air.Thunderstorm, a violent short-lived weather disturbance that is almost always associated with lightning, thunder, dense clouds, heavy rain or hail, and strong gusty winds.
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