The areas affected include... Coastal waters from Altamaha Sound to Fernandina Beach FL out 20 NM... Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM... Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to 60 NM... Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM...
At 315 PM EDT, Doppler radar indicated strong thunderstorms, capable of producing winds to around 30 knots. These thunderstorms were located along a line extending from 8 nm west of St. Simons Island to 8 nm west of Jacksonville Beach, moving northeast at 20 knots.