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A gustnado is a brief, shallow surface-based vortex which forms within the downburst emanating from a thunderstorm. [2] The name is a portmanteau by elision of " gust front tornado ", as gustnadoes form due to non-tornadic straight-line wind features in the downdraft ( outflow ), specifically within the gust front of strong thunderstorms.
An unusual weather phenomenon called a “gustnado,” which looks like a small tornado but is actually a type of whirlwind kicked up by thunderstorm winds, brought some dramatic moments to a ...
The English word has been reborrowed into Spanish, referring to the same weather phenomenon. Tornadoes' opposite phenomena are the widespread, straight-line derechos ( / d ə ˈ r eɪ tʃ oʊ / , from Spanish : derecho Spanish pronunciation: [deˈɾetʃo] , 'straight').
Tornado; Groups of tornadoes Tornado family; Tornado outbreak. Tornado outbreak sequence; Tornadogenesis, the term for the formation of tornadoes . Supercell; Funnel cloud; Types of tornadoes
Outflow boundary on radar with radial velocity and frontal boundary drawn in.. An outflow boundary, also known as a gust front, is a storm-scale or mesoscale boundary separating thunderstorm-cooled air from the surrounding air; similar in effect to a cold front, with passage marked by a wind shift and usually a drop in temperature and a related pressure jump.
The largest tornado ever documented was a multiple-vortex tornado. It struck El Reno, Oklahoma, on May 31, 2013, as a rain-wrapped tornado, taking the lives of tornado researcher Tim Samaras, his son Paul, and their TWISTEX colleague, Carl Young.
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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: