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Landspout is a term created by atmospheric scientist Howard B. Bluestein in 1985 for a tornado not associated with a mesocyclone. [3] The Glossary of Meteorology defines a landspout: "Colloquial expression describing tornadoes occurring with a parent cloud in its growth stage and with its vorticity originating in the boundary layer.
A waterspout is a rotating column of air that occurs over a body of water, usually appearing as a funnel-shaped cloud in contact with the water and a cumuliform cloud. [1] [2] There are two types of waterspout, each formed by distinct mechanisms. The most common type is a weak vortex known as a "fair weather" or "non-tornadic" waterspout.
[1] [2] [3] A tornado is a violently rotating column of air in contact with the surface and a cumuliform cloud base. Tornado formation is caused by the stretching and aggregating/merging of environmental and/or storm-induced vorticity that tightens into an intense vortex. There are various ways this may come about and thus various forms and sub ...
According to the Northern Tornadoes Project, a research group founded in part by Ontario's Western University, Canada has had a total of 90 confirmed tornadoes and waterspouts in 2021.
By definition, as the waterspout came ashore, it turned into a tornado. Traveling farther inland, the tornado picked up debris and Donaway's shock and fear could be heard behind the camera. "Oh ...
A waterspout is a tornado but on the water. Zouzias said the NWS won’t know until later if a tornado actually touched down. Tornado Warning including Myrtle Beach SC, Socastee SC and Conway SC ...
On July 29, 2013, a cold-core funnel cloud touched down as an EF0 tornado in Ottawa, Ontario, Canada, causing extensive damage in the form of downed trees on a golf course. No advance weather watches or warnings were issued by Environment Canada, and the tornado was spawned from one of the few non-severe storm clouds moving through the area ...
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