What is Whirlwind?
[[File:Whirlwind-001.jpg|thumb|A whirlwind]] [[File:Whirlwind example.jpg|thumb|A [[dust devil]] at school ground]] [[File:Whirlwind 2250.jpg|thumb|Whirlwind, 61 km northeast of [[Broome, Western Australia]]]] A '''whirlwind''' is a [[vortex]] of [[wind]] (a straight rotating column of air) that forms because of [[turbulence]] created by heating and [[Flux|flow]] ([[Air current|current]]) differences. Whirlwinds happen all over the world and in any season. == Other websites == * [http://vimeo.com/alicespringsfilmtv/skyfire/ Fire whirlwind video September 11, 2012 Alice Springs Australia.] * [http://www.torro.org.uk/TORRO/research/stormclassification.php Severe Storm Definitions & Whirlwind Classification] {{Webarchive|url=https://web.archive.org/web/20070707174307/http://www.torro.org.uk/TORRO/research/stormclassification.php |date=2007-07-07 }} ([[TORRO]]) * [https://web.archive.org/web/20051124092548/http://www.torro.org.uk/TORRO/severeweather/tornadofaqs.php#whirlwind Whirlwinds] ([[TORRO]]) * [https://www.youtube.com/watch?v=lheEu2prfzU A 'hay devil' from National Geographic] * [https://www.youtube.com/watch?v=4sGEaCto4-4 A longer version of the above but poorer quality] {{Weather-stub}} [[Category:Weather]]