Tropical Cyclone Ida was the ninth named storm of the 2021 Atlantic Hurricane Season. On 26 August it developed as a tropical storm while it was over the central Caribbean Sea, east of Jamaica. On 27 August, Tropical Storm Ida moved through the Cayman Islands, passing approximately 30 mi (50km) from Grand Cayman. Tropical-storm-force winds occurred across this country. In the following days, Ida rapidly strengthened while traversing the Gulf of Mexico, becoming a major hurricane.