An Abrolhos squall (or Abroholos squall or simply abroholos) typically occurs from May through August (austral winter) near the Abrolhos Islands off the coast of eastern Brazil near 18°S latitude, located between Cabo de São Tomé and Cabo Frio.
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The southeast trade winds of the tropical South Atlantic Ocean acquire heat and moisture traversing the warm Brazilian current offshore, providing moisture for this rain and thundersquall phenomenon.
Houtman Abrolhos | Abrolhos Archipelago | Abrolhos Islands | Abrolhos | Abrolhos Marine National Park |