温おん帯たい低てい気き圧あつ

noun

extratropical cyclone

A cyclone that forms outside the tropics, often associated with fronts and typical mid-latitude weather systems.

• 温おん帯たい低てい気き圧あつが発はっ達たつしながら日本にほんに近ちかづいている。

  An extratropical cyclone is approaching Japan while developing.

• 明日あしたは温おん帯たい低てい気き圧あつの影えい響きょうで雨あめが降ふるでしょう。

  Tomorrow it will rain due to the influence of an extratropical cyclone.