Hurricane Frederic By lgerm Aug 27, 1979 Originated as a Tropical Wave Aug 29, 1979 Became a Tropical Depression Aug 30, 1979 Became a Tropical Storm Sep 1, 1979 Became a hurricane 650 miles east of Barbados Sep 2, 1979 Weakened to a Tropical Storm Sep 5, 1979 Turned Northwest Sep 10, 1979 Became a hurricane again Sep 12, 1979 Moved into the Gulf of Mexico Winds 135mph Pressure 945mb Category 4 Sep 13, 1979 Made Landfall on Dauphin Island, Alabama Strong category 3 Sep 14, 1979 Started to Dissipate