Tropical Storm Fred was the sixth tropical cyclone in the 2021 Atlantic Hurricane Season. This tropical disturbance was reported by National Hurricane Center on 9 August and was named Potential Tropical Cyclone Six, strengthening while approaching the Leeward Islands. On 10 August, a Tropical Storm Watch was issued for northern Haiti. On 11 August Potential Tropical Cyclone Six was upgraded to Tropical Storm Fred while passing over the Dominican Republic. The following day, 12 August, Tropical Storm Fred weakened to become a tropical depression while it was passing over Haiti, bringing heavy rainfall to that country.