A tropical depression developed over Senegal on August 5. Tracking westward, the depression passed south of Cape Verde before dissipating southwest of the islands on August 8. Four days later, another tropical depression originated about 175 mi (280 km) east-southeast of Charleston, South Carolina. It moved slowly northeastward and intensified slightly, but dissipated about southeast of Cape Hatteras, North Carolina, on August 15. The tenth tropical depression formed on August 16 while offshore Senegal. Moving generally westward, the cyclone crossed through Cape Verde and struck the islands of Fogo and Santiago. By August 18, the depression dissipated. Another tropical depression developed about east-southeast of Bermuda on September 3. The system moved northeastward toward the Azores, but degenerated about southwest of Flores Island on September 5. The next tropical depression formed on September 20 while located about west-southwest of Cape Verde. The storm tracked generally westward, but then began moving west-northwestward on September 21. Three days later, the depression dissipated about east-northeast of Barbados.