Tropical Cyclone Eta was the twenty-ninth and most powerful tropical cyclone of the 2020 Atlantic Hurricane Season. Eta developed from a powerful tropical wave moving across the eastern Caribbean Sea, which evolved into a tropical depression on 31 October. On 1 November, it strengthened into a tropical storm while it was over the central Caribbean Sea. On 2 November, Tropical Storm Eta rapidly intensified, becoming a major hurricane, and on 3 November it made landfall in Nicaragua as a category 4 hurricane.