FZUS72 KJAX 202220 MWSJAX Marine Weather Statement National Weather Service Jacksonville FL 620 PM EDT Mon Jul 20 2026 AMZ452-454-202230- /O.EXP.KJAX.MA.W.0142.000000T0000Z-260720T2230Z/ 620 PM EDT Mon Jul 20 2026 ...THE SPECIAL MARINE WARNING WILL EXPIRE AT 630 PM EDT... The affected areas were... Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM... Coastal waters from St. Augustine to Flagler Beach FL out 20 NM... The thunderstorm has weakened and no longer poses a significant threat to boaters. && LAT...LON 2955 8124 2963 8125 2965 8128 2973 8128 2981 8135 3005 8140 3000 8099 2949 8109 TIME...MOT...LOC 2220Z 179DEG 18KT 2989 8118 $$ HESS