山雨欲來風滿樓 [－－－来风满楼]

Jyutping saan1 jyu5 juk6 loi4 fung1 mun5 lau4
Pinyin shān yǔ yù lái fēng mǎn lóu

Definitions (CC-CANTO)
  1. the signs of important events often come before they are about to happen
Definitions (Wiktionary)
  1. proverb
    A big event is always preceded by some kind of omen (often describing the tense situation and atmosphere before a serious event happens)
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）