Shrieking sixties (English spelling) Shrieking sixties

Japanese: shrieking sixties（英語表記）shriekingsixties

...In the Northern Hemisphere, there are many continents, so there are many disturbances, and the westerlies do not develop easily in the lower atmosphere, but in the Southern Hemisphere, there are few continents, so the westerlies develop well. Sailors call these westerlies by nicknames such as "roaring forties," "furious fifties," and "shrieking sixties." (3) Jet stream A particularly strong part of the westerlies, several hundred kilometers wide and several hundred meters thick. ...

From [Westerly Winds]

…In the Southern Hemisphere, where there are fewer continents, the westerly winds are well developed and have special names for each latitude. They are also called the roaring forties, the furious fifties, and the shrieking sixties. The westerly winds develop in the winter hemisphere where the temperature difference between the north and south is large, and weaken in the summer hemisphere where the temperature difference is small. …

*Some of the terminology that refers to "shrieking sixties" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…北半球では大陸が多いのでじょう乱が多く，下層での偏西風は発達しにくいが，南半球では大陸が少ないので偏西風はよく発達する。この偏西風を船乗りたちは〈ほえる40度roaring forties〉〈狂暴な50度furious fifties〉〈号泣する60度shrieking sixties〉などという異名で呼んでいる。(3)ジェット気流　偏西風中にある幅数百km，厚さ数百mの特に風速の強い部分。…

【偏西風】より

…南半球では，大陸が少ないので，偏西風がよく発達し，緯度ごとに偏西風に特別の名前がつけられている。ほえる40度roaring forties，狂暴な50度furious fifties，号叫する60度shrieking sixtiesなどと異名で呼ばれている。　偏西風は南北の温度差が大きい冬半球に発達し，温度差が小さい夏半球には弱くなる。…

※「shrieking sixties」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典第２版について | 情報

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