... 6.04.2004 . ... Credit: Jacques Descloitres , MODIS Land Rapid Response Team , GSFC , NASA Explanation: How did this huge cyclone form? An unusually strong storm -- perhaps the strongest storm in the recorded history of the South Atlantic Ocean -- crossed the coast of Brazil last week. Cyclones this powerful, classified by some as the first ever Category 1 Hurricane , are very rare in the South Atlantic. ... April 2004 . ... 2003 2004 . ... Publications with keywords: cyclone - hurricane . ...