The action of warm air rising and cold air sinking (convection) plays a key role in the formation of severe thunderstorms. If the warm surface air is forced to rise, it will continue to rise, because it is less dense than the surrounding air.
Two of the most important ingredients for thunderstorm formation are instability (unstable air) and moisture.
A storm is any disturbed state of an environment or astronomical body's
atmosphere especially ... High wind is also the cause of sandstorms in dry
Storms are formed when the movement of cold and warm air currents creates
extreme ... is created at an atmospheric level as warm wet air rushes, causing
A thunderstorm is a storm with lightning and thunder. ... Since opposites attract,
that causes a positive charge to build up on the ground beneath the cloud.
Nov 28, 2010 ... Brief, simplified description of what causes thunderstorms.
... which has the potential to cause significant damage. Severe thunderstorms
produce wind gusts of 90km/h or more, with peak ...
Many hazardous weather events are associated with thunderstorms. Under the
right conditions, rainfall from thunderstorms causes flash flooding, killing more ...
Despite what you may have heard, severe weather does not magically occur with
no rhyme or reason. To get severe thunderstorms, you need plenty of lift, ...
Orographic thunderstorms are caused by air that is forced up by a mountain or
hillside. Air mass thunderstorms are the result of localized convection in an ...
www.ask.com/youtube?q=What Causes Storms?&v=CW_SKUtIRc0
Nov 8, 2013 ... The Philippines are hit by more than 20 tropical storms a year, says the BBC's
Jay Wynne. At least three or four turn into typhoons. But why is ...