English
fish storm
From fish + storm, from the observation that it is a storm that seemingly only impacts fish.
Proto-Indo-European *piskós
Proto-Germanic *fiskaz
Proto-West Germanic *fisk
Old English fisċ
Middle English fisch ‘an animal that inhabits the water or the meat…’
English fish
Proto-Germanic *staurijaną ‘to destroy, disturb’
Proto-Germanic *sturmaz ‘storm’
Proto-West Germanic *sturm ‘storm’
Old English storm ‘tempest, storm’
Middle English storm
English storm
Today it means
noun A storm, particularly a hurricane or tropical storm, which turns out in the open Atlantic or Pacific and poses no threat to land.
Language periods are conventional ranges, not dates for this word.
Etymograph / fish storm