


Special Marine Warning
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
102 WHUS52 KCHS 222238 SMWCHS AMZ370-372-222345- /O.NEW.KCHS.MA.W.0121.250722T2238Z-250722T2345Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Charleston SC 638 PM EDT Tue Jul 22 2025 The National Weather Service in Charleston has issued a * Special Marine Warning for... Waters from South Santee River SC to Edisto Beach SC extending from 20 to 40 NM... Waters from Edisto Beach SC to Savannah GA extending from 20 to 40 NM... * Until 745 PM EDT. * At 638 PM EDT, strong thunderstorms were located along a line from 17 NM southwest of Doug Mellichamp Reef to 20 NM south of Doug Mellichamp Reef, moving southwest at 20 knots. HAZARD...Wind gusts to 40 knots. SOURCE...Radar indicated. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Mainly open waters of Waters from South Santee River SC to Edisto Beach SC extending from 20 to 40 NM and Waters from Edisto Beach SC to Savannah GA extending from 20 to 40 NM. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 3196 7984 3206 8009 3233 7959 3238 7931 3232 7925 3231 7928 3228 7932 3226 7935 3218 7945 3215 7948 3213 7952 3210 7957 3208 7960 3205 7964 3201 7970 3200 7974 TIME...MOT...LOC 2238Z 27DEG 18KT 3222 7952 3225 7937 3214 7921 MAX HAIL SIZE...0.00 IN MAX WIND GUST...40 KTS $$ ST