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龍捲風

File:F5_tornado_Elie_Manitoba_2007.jpg · Wikimedia Commons · See Wikimedia Commons

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Also known as tornadoes, whirlwind, twister

強烈對流天氣

AI overview

A tornado is a rapidly rotating column of air that extends from the ground up to a cloud base, often visible as a funnel with swirling debris and dust. Tornadoes matter because they can be dangerous and destructive—while most are relatively small and short-lived, the most extreme ones can produce very high wind speeds and cause significant damage over large areas.

AI-generated from the Wikipedia summary — may contain errors.

Key facts

Weather type.name
Tornado
Weather type.image
F5 tornado Elie Manitoba 2007.jpg
Weather type.caption
A tornado approaching Elie, Manitoba, Canada in June 2007
Weather type.area of occurrence
Every continent except Antarctica
Weather type.season
Any, though primarily in spring or summer
Weather type.effect
Wind damage

via Wikipedia infobox

Research

1,059 papers

via PubMed

Wikidata facts

Subclass of
extreme weather
Has part
funnel cloud
Image
F5 tornado Elie Manitoba 2007.jpg
Show 7 more facts
Commons category
Tornadoes
topic's main category
Category:Tornado
Commons gallery
Tornado
Unicode character
🌪
on focus list of Wikimedia project
Wikipedia:Vital articles/Level/4
measurement scale
Enhanced Fujita Scale
has cause
cumulonimbus
Sources (7)

via Wikidata · CC0

Article · 中文

龍捲風,又稱龍捲、捲風,是一種猛烈的天氣現象,由直立中空管狀的強烈旋轉氣球構成。龍捲風常發生於積雨雲或是積雨雲以下,並通常形成上大下小的漏斗狀,延伸至地面,並且常被尘土或碎片残骸等包围。极少数情况下龍捲風也可能從積雲發起。無論是陸地上的「陸龍捲」或是海面上的「水龍捲」,發生條件均基本上需要極不穩定的空氣擾動,或高溫高濕空氣與冷空氣的劇烈輻合作用。因此,龍捲風常發生於中緯度溫帶氣旋及強烈對流雷雨附近。龍捲風漏斗狀的雲稱為「漏斗雲」或「管狀雲」。 通常,龙卷风的直径约在75米(246英尺)左右,风速通常在64公里每小時(18米每秒)到177公里每小時(49米每秒)之間,總移動距離約在數公里。一些大型龙卷风风速可超过480公里每小時(130米每秒),直径达1.6公里(1.0英里),移动路径超过100公里。 虽然除南极洲外的每块大陆都有龙卷风,但美国遭受的龙卷风比任何国家或地区都多。除此之外,龙卷风在加拿大南部、亚洲中南部和东部、南美洲中东部、非洲南部、欧洲西北部和东南部、澳大利亚西部和东南部以及新西兰等地区皆常出现。

Abstract from DBpedia / Wikipedia · CC BY-SA

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