Air circulation pattern between 30°and 60 ° that in northern hemisphere moves in a counterclockwise loop; produces prevailing southwesterly winds in these northern mid-latitudes; operates above the Hadley cell (0-30 degrees) and below the polar cell (60-90 degrees). Named after the 19th-century American meteorologist William Ferrell, who wrote " Essay on the Winds and the Currents of the Ocean" (1856)

Record ID: 134