Sargasso Sea Sargasso Sea The Sargasso Sea () is a region of the North Atlantic Ocean bounded by four currents forming an ocean gyre. Unlike all other regions called seas, it has no land boundaries. It is distinguished from other parts of the Atlantic Ocean by its characteristic brown "Sargassum" seaweed and often calm blue water. The sea is bounded on the west by the Gulf Stream, on the north by the North Atlantic Current, on the east by the Canary Current, and on the south by the North Atlantic Equatorial Current, a clockwise-circulating system of ocean currents termed the North Atlantic
2013–14 Atlantic winter storms in Europe it explosively deepened before reaching Western Europe. Deepening below is considered uncommon in the North Atlantic, but has been recorded on a number of occasions, measured from ships transiting the ocean and from land based-recording stations. Offshore the minimum low pressure of the "Dirk" storm was forecast to reach a low of . On land the low pressure during the storm was measured at on 24 December at Stornoway, Isle of Lewis off the north west coast of Scotland. This the lowest measured in Britain and Ireland since 1886 (127 years), when a low of was recorded in Belfast, Northern