Watch for tornado danger signs. Tornadoes may happen so quickly without warning. Pay attention to weather clues e. G. Dark sky, cloud of debris, funnel cloud or roaring noise.

• 留意龙卷风出现的徵兆。龙卷风可能来去匆匆,但事前或会有一些气象先兆,例如乌云盖天,碎片在空中乱飞,云呈漏斗形状或如咆哮般声音。