A tropical depression developed well east of the Lesser Antilles on August 29. Initially drifting westward, the storm gradually intensified and became a tropical storm early the next day. By August 31, the system strengthened into a Category 1 hurricane. The next day, the hurricane entered the Caribbean Sea, passing the island of Dominica as a Category 2 hurricane. Continuing to intensify, the storm further intensified into a Category 3 hurricane on September 2 and then to a Category 4 the following day. Around 18:00 UTC on September 3, the hurricane peaked with winds of 155 mph (250 km/h), observed by a ship. Simultaneously, the storm made landfall near Santo Domingo, Dominican Republic.