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Tornado

A tornado, also known as a twister, is a rapidly rotating column of air that extends vertically from the surface of the Earth to the base of a cumulonimbus or cumulus cloud. Tornadoes are often (but not always) visible in the form of a condensation funnel originating from the cloud base, with a cloud of rotating debris and dust close to the ground. Most…

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Area of occurrence
Every continent except Antarctica
Effect
Wind damage
Season
Any, though primarily in spring or summer

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Overview

Rating

Etymology

Definitions

Characteristics

Life cycle

Types

Intensity and damage

Climatology

Detection

Extremes

Safety

Myths and misconceptions

Ongoing research

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Map overview Semantic statistics

Tornado

Nodes201
Edges200
Triples367
Avg. degree1.99
Density0.00995
Components1

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Tornado

Top relations

related to Further reading · 40
Tornado → Bluestein, Bradford, Chronicles, Cyclone' Jones, Dr, Environmental Films, Grazulis, Great Plains, Heavily, Herbert, History, Howard, ISBN, January, Johnsbury, Jones, Marlene, May, Monster Storms, Nani
related to Climatology · 19
Tornado → British Columbia, Canada, Europe, Gulf, In, Increased, Mexico, New Brunswick, North America, Ontario, Prairie Provinces, Quebec, Rockies, Rocky Mountains, The United States, This, Tornado Alley, Tornadoes, United States
related to Intensity and damage · 16
Tornado → An EF0, Doppler, EF, EF5, Enhanced Fujita, Fujita, In, International Fujita, T0, T11, The, The EF, The Fujita, Tornadoes, TORRO, United States
related to Myths and misconceptions · 16
Tornado → Andover, Another, By, Due, Folklore, However, Indeed, It, Kansas, Kansas Turnpike, May, Oklahoma, Opening, This, Venturi, While
related to Storm spotting · 15
Tornado → Canwarn, EAS, Emergency Alert System, In, In Canada, In Europe, NWS, Skywarn, Skywarn Europe, Storm Research Organisation, The, There, TORRO, United Kingdom, United States
has effect · 14
Tornado → CG, E-field, For, In, June, Manchester, More, South Dakota, Temperature, The, There, Tornadic, Tornadoes, V-shape
related to Associations with climate and climate change · 14
Tornado → Associations, El Niño, ENSO, For, Gulf, Increased, La Niña, Mediterranean Sea, Mexico, Ocean, Pacific, Research, Some, Southern Oscillation
related to Extremes · 14
Tornado → April, As, Bangladesh, Daultipur-Salturia Tornado, F5, Fujita Scale, Illinois, In, Indiana, It, March, Missouri, The Tri-State Tornado, United States
related to Rating · 13
Tornado → An F0, An F5, Doppler, EF0, EF5, Enhanced Fujita Scale, T0, T11, The, The Fujita, The International Fujita, There, TORRO
related to Rotation · 12
Tornado → Approximately, Coriolis, Low-level, Northern Hemisphere, On, RFD, Rossby, Southern Hemisphere, Supercells, Tornadoes, Typically, While

Important terminology Word statistics

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Important terminology

tornadoes cloud funnel ground also storm may damage weather winds radar occur wind form air united often area states many

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
TornadoArea of occurrenceEvery continent except Antarctica1.00infobox
TornadoEffectWind damage1.00infobox
TornadoSeasonAny, though primarily in spring or summer1.00infobox
Tornadois aviolently rotating column of air0.90text
Tornadois atype of tornado in which two or more columns of spinning air rotate about their own axes and at the same time revolve around a common center0.90text
Tornadois adistinct circulation0.90text
temperatureinstance oftornadoes also exhibit changes in atmospheric variables0.80text
moistureinstance oftornadoes also exhibit changes in atmospheric variables0.80text
and atmospheric pressureinstance oftornadoes also exhibit changes in atmospheric variables0.80text
sirensinstance ofThe organizations activate public warning systems0.80text
the Emergency Alert Systeminstance ofThe organizations activate public warning systems0.80text
NEXRAD detect signatures that suggest the presence of tornadoesinstance ofhas maintained a network of spotters in the United Kingdom since 1974.Storm spotters are required because radar systems0.80text

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