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roaring forties
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roaring forties

ocean region
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Related Topics:
ocean
westerlies

roaring forties,, areas between latitudes 40° and 50° south in the Southern Hemisphere, where the prevailing winds blow persistently from the west. The roaring forties have strong, often gale-force, winds throughout the year. They were named by the sailors who first entered these latitudes.

This article was most recently revised and updated by John P. Rafferty.