On November 10, Subtropical Storm Theta formed, making the 2020 Atlantic hurricane season the busiest Atlantic hurricane season on record. The next day, the storm transitioned into a tropical storm, as it peaked with winds of 70 mph (110 km/h). The storm then weakened, but restrengthened to reach 65 mph (105 km/h), before weakening, and eventually dissipating on July 15.