Kńg-lê-á-hong (tornado) sī khong-khì chiâⁿ chò îⁿ-thiāu-á hêng, se̍h chin kín, téng-koân sī chek-loān-hûn (cumulonimbus), he̍k-chiá chi̍t-poàⁿ-pái-á sī chek-hûn (cumulus), ē-kha kap thô͘-kha sio-chiap. Kńg-lê-á-hong ê hêng chin chē khoán, m̄-koh toā-hūn sī chúi-laū-á hêng.

1949 nî, Bí-kok Kansas ê kńg-lê-á-hong.