1964 Atlantic hurricane season
Approaching the east coast of Florida, Dora's motion became erratic, making a few cyclonic loops. Around 04:00 UTC on September 10, the hurricane made landfall near St. Augustine, Florida, with winds of . Two hours later, Dora weakened to a Category 2 hurricane. However, deterioration then slowed, with the hurricane falling to tropical storm intensity on September 11. Dora then briefly drifted over southwestern Georgia, until turned east-northeastward late the next day. Early on September 14, the storm re-emerged into the Atlantic Ocean near Cape Hatteras, North Carolina, and became extratropical several hours later. The remnants of Dora moved rapidly northeastward and dissipated offshore Newfoundland early on September 16.
Hurricane Dennis
In Alabama, sustained winds reached minimal hurricane force in the interior of the state. In total, 280,000 people in Alabama experienced power outages during the storm. No deaths occurred, although Dennis caused three injuries and total damage amounted to $127 million (2005 USD), mostly due to structural damage. There was also severe damage to cotton crops. In Mississippi, damage was not as severe as previously anticipated. As Dennis impacted the state, a storm tide of – above normal was reported. Rainfall from the hurricane averaged between 1–5 inches (25–125 mm),
and minimum barometric pressure of 994.2 mb was reported near Pascagoula. Wind gusts peaked at causing several hundred trees to uproot or snap, damaging a total of 21 homes and businesses.
Dennis caused at least 10 tornadoes in the U.S., although only one of them reached F1 status on the Fujita scale. The storm dropped over 10 inches (250 mm) of rain in some areas of Alabama and Georgia (see the ). Parts of Georgia, which had received heavy rain just days earlier from Hurricane Cindy, suffered heavy flooding, and flash-floods were reported on the outskirts of the Atlanta metropolitan area.