


Special Marine Warning
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
886 WHUS52 KCHS 260118 SMWCHS AMZ350-352-370-372-260315- /O.NEW.KCHS.MA.W.0105.250626T0118Z-250626T0315Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Charleston SC 918 PM EDT Wed Jun 25 2025 The National Weather Service in Charleston has issued a * Special Marine Warning for... Waters from South Santee River SC to Savannah GA out 40 NM... * Until 1115 PM EDT. * At 918 PM EDT, a wind shift with a history of producing wind gusts of 40 to 50 knots was located along a line from 6 NM northwest of Y-73 Reef to 18 NM west of Stono Inshore Reef, moving south at 20 knots. HAZARD...Wind gusts to nearly 50 knots. SOURCE...Buoy. At 815 PM, numerous wind gusts of 40 to 50 knots were observed in the Charleston Harbor and along the coast near Folly Beach and Isle of Palms. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Edisto Sixty Reef, Edisto Forty Reef, Hunting Island Reef, Edisto Offshore Reef, Fripp Island Reef, N. Edisto Nearshore Reef, Deveaux Bank, Fripp Island Wreck, Betsy Ross Reef, Saint Helena Sound, Fripp Inlet Buoy, Pelican Bank, Beaufort 45 Feet Reef, General Gordon and Port Royal Sound. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 3216 8076 3225 8067 3232 8066 3232 8062 3229 8060 3234 8047 3238 8046 3247 8050 3255 8057 3259 8052 3253 8045 3262 8041 3260 8038 3251 8033 3258 8022 3240 7981 3226 7935 3205 7964 3192 7990 3193 8015 TIME...MOT...LOC 0116Z 11DEG 19KT 3263 7937 3263 7995 3280 8034 MAX HAIL SIZE...0.00 IN MAX WIND GUST...50 KTS $$ ST