1960 – Hurricane Donna passed over the Middle and Upper Keys with 150-mph winds, causing extensive damage: Over half of the structures from Marathon to Islamorada were destroyed; tides were 9 to 13.5 feet above normal; six highway bridges were severely damaged, and the water pipeline was wrecked in five places.

1994 – More than 17,000 Cuban refugees had crossed the Florida Straits during the month. It was the largest Cuban exodus since the 1980 Mariel boatlift.

1942 – The U.S. Coast Guard Cutter Thetis sank the German submarine U-157 22 miles south of the Marquesas Keys by dropping seven depth charges around it. The kill was confirmed when clothing and other debris from the sub floated to the surface. The U-157 was the only U-Boat sunk in South Florida during World War II.

1957 – The second mate and an oiler of the Key West-to-Havana ferry SS City of Havana were taken into custody by federal authorities at Key West on charges of smuggling aliens into the United States.