
Most extreme hurricane seasons in the Atlantic 1966-2021, by ACE
The 2020 Atlantic hurricane season ranked amongst the top six most powerful seasons in the satellite era, based on Accumulated Cyclone Energy (ACE). That year, the 30 named storms (including 14 hurricanes, of which seven major hurricanes) in the basin registered an ACE of 180. All of the top ten most extreme Atlantic hurricane seasons recorded in the satellite era happened since 1990, with 2005 leading the ranking with an ACE of 250.