PROBLEM TO BE SOLVED: To provide a device that controls a size and a route of a typhoon or a tornado to reduce damage.SOLUTION: A device controls a fitting angle and an output of a blower 3 to create an ascending air current or a descending air current and adjust pressure inside a cylinder 2, and artificially create a typhoon or a tornado.SELECTED DRAWING: Figure 2COPYRIGHT: (C)2020,JPO&INPIT【課題】台風や竜巻の大きさと進路を制御して被害を少なくする装置を提供する。【解決手段】送風機3の取り付け角度と出力を制御して上昇気流または下降気流に渦を作り、かつ円筒2内部の圧力を調整することにより台風や竜巻を人工的に発生させる装置。【選択図】図2