FZUS72 KCHS 072220 MWSCHS Marine Weather Statement National Weather Service Charleston SC 620 PM EDT Tue Jul 7 2026 AMZ364-072230- /O.EXP.KCHS.MA.W.0046.000000T0000Z-260707T2230Z/ 620 PM EDT Tue Jul 7 2026 ...SPECIAL MARINE WARNING WILL EXPIRE AT 630 PM EDT... The affected areas were... Coastal waters from Savannah GA to Altamaha Sound GA out 20 nm, including Grays Reef National Marine Sanctuary... The thunderstorm has weakened and no longer poses a significant threat to boaters. && LAT...LON 3178 8107 3182 8102 3187 8098 3195 8090 3200 8081 3199 8078 3199 8077 3186 8075 3173 8088 3172 8102 TIME...MOT...LOC 2152Z 320DEG 8KT 3185 8093 $$ DPB