Meaning of the word "long foretold, long last; short notice, soon past" in English

What does "long foretold, long last; short notice, soon past" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

long foretold, long last; short notice, soon past

US /lɔŋ fɔrˈtoʊld, lɔŋ læst; ʃɔrt ˈnoʊtɪs, sun pæst/
UK /lɒŋ fɔːˈtəʊld, lɒŋ lɑːst; ʃɔːt ˈnəʊtɪs, suːn pɑːst/
"long foretold, long last; short notice, soon past" picture

Idiom

A weather proverb suggesting that a storm that is slow to develop will last a long time, while a sudden storm will end quickly.

Example:
The dark clouds have been gathering for days, so remember: long foretold, long last; short notice, soon past.
The rain started out of nowhere, so it should be over soon, as they say: short notice, soon past.