Impending
Impending，指即将发生的事件，但通常是不愉快的或不愿看到的，英文定义：used to refer an event, usually something unpleasant or unwanted, that is going to happen soon。
常用搭配：impending disaster/ impending doom
举个例子，老大的邮件：
Dear all,
My flight to ××× has been cancelled due to impending hurricane and I attach an updated meeting schedule.
