天有不测风云，人有旦夕祸福

Traditional form:

天有不測風雲，人有旦夕禍福

Pinyin (reading):

tiānyǒubùcèfēngyún,rényǒudànxīhuòfú

Definitions:

• fortune as unpredictable as the weather, every day may bring fortune or calamity (idiom); sth unexpected may happen at any moment

Characters:

• 天 - sky, heaven; god, celestial
• 有 - to have, to own, to possess; to exist
• 不 - no, not, un-; negative prefix
• 测 - to survey, to measure; to estimate, to conjecture
• 风 - wind; air; customs, manners; news
• 云 - cloud; to say, to speak
• 人 - man, person; people
• 有 - to have, to own, to possess; to exist
• 旦 - dawn; morning; day
• 夕 - evening, night, dusk; slanted
• 祸 - misfortune, disaster, calamity
• 福 - happiness, good fortune, blessings

Traditional characters:

• 天 - sky, heaven; god, celestial
• 有 - to have, to own, to possess; to exist
• 不 - no, not, un-; negative prefix
• 測 - to survey, to measure; to estimate, to conjecture
• 風 - wind; air; customs, manners; news
• 雲 - cloud; to say, to speak
• 人 - man, person; people
• 有 - to have, to own, to possess; to exist
• 旦 - dawn; morning; day
• 夕 - evening, night, dusk; slanted
• 禍 - misfortune, disaster, calamity
• 福 - happiness, good fortune, blessings