Editing Cyclone (section)

===Mesocyclone===
{{Main|Mesocyclone}}
A '''mesocyclone''' is a [[vortex]] of air, {{convert|2.0|km|mi}} to {{convert|10|km|mi}} in diameter (the [[mesoscale meteorology|mesoscale of meteorology]]), within a [[convection|convective]] storm.<ref name="MesocyloneDef">{{cite web|title=Mesocyclone|author=Glossary of Meteorology|publisher=[[American Meteorological Society]]|date=June 2000|url=http://glossary.ametsoc.org/wiki/Mesocyclone|access-date=2006-12-07|archive-date=2014-05-17|archive-url=https://web.archive.org/web/20140517225409/http://glossary.ametsoc.org/wiki/Mesocyclone|url-status=live}}</ref> Air rises and rotates around a vertical axis, usually in the same direction as low-pressure systems<ref name="skybrary.aero">{{cite web |title=Mesocyclone – SKYbrary Aviation Safety |url=https://www.skybrary.aero/index.php/Mesocyclone |website=www.skybrary.aero |access-date=13 January 2021 |archive-date=14 January 2021 |archive-url=https://web.archive.org/web/20210114104249/https://www.skybrary.aero/index.php/Mesocyclone |url-status=live }}</ref> in both northern and southern hemisphere. They are most often cyclonic, that is, associated with a localized low-pressure region within a [[supercell]].<ref name="skybrary.aero"/><ref>{{cite web|author=[[National Weather Service]] Forecast Office State College, Pennsylvania|url=http://www.erh.noaa.gov/ctp/features/2006/07_10/|title=Splitting Storm and Anti-cyclonic Rotating Mesocyclone in a Thunderstorm over Elk County July 10th, 2006|date=2006-07-16|access-date=2008-06-15|archive-date=2009-01-14|archive-url=https://web.archive.org/web/20090114220647/http://www.erh.noaa.gov/ctp/features/2006/07_10/|url-status=live}}</ref> Such storms can feature strong surface winds and severe [[hail]].<ref name="skybrary.aero"/> Mesocyclones often occur together with updrafts in [[supercell]]s, where [[tornado]]es may form.<ref name="skybrary.aero"/> About 1,700 mesocyclones form annually across the United States, but only half produce tornadoes.<ref name="FoN">Forces of Nature. [http://library.thinkquest.org/C003603/english/tornadoes/themesocyclone.shtml Tornadoes : the mesocyclone.] {{webarchive|url=https://web.archive.org/web/20080616154710/http://library.thinkquest.org/C003603/english/tornadoes/themesocyclone.shtml|date=2008-06-16}} Retrieved on 2008-06-15.</ref>