344  
SXUS52 KCHS 210410  
OSOCHS  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE CHARLESTON SC  
1200 AM EDT THU MAY 21 2026  
   
..DOWNTOWN CHARLESTON, EDISTO BECH AND HARBOR  
 
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
WATERFRONT PRK N/A 75 71 87 S6 29.94S  
EDISTO BEACH N/A 75 72 88 SE8 30.10S  
   
..LAKE MOULTRIE  
 
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
PINOPOLIS N/A 72 70 94 CALM N/A  
   
..LAKE AND SUPPLEMENTAL COASTAL OBSERVATIONS  
 
 
STATION/POSITION TIME TEMP WIND PRES WAVE SWELL  
AIR SEA DIR/SP/G HT/PER HT/PER/DIR  
(UTC) (F) (DEG/KT/KT) (MB) (FT/S) (FT/S/D)  
CHRLSTN HARBOR 0324 74 77 170/ 5/ 6 1019.4  
FORT PULASKI 0324 75 78 140/ 4/ 5 1018.7  
SAPELO ISLAND 0300 75 130/ 4 1019.0  
WINYAH BAY 0245 75 140/ 5 1019.0  
LAKE MURRAY 0320 80 160/ 13/ 15 N/A  
ACE BASIN NERRS 0245 74 100/ 1 1018.0  
 
   
..C-MAN AND BUOY OBSERVATIONS  
 
 
STATION/POSITION TIME TEMP WIND PRES WAVE SWELL  
AIR SEA DIR/SP/G HT/PER HT/PER/DIR  
(UTC) (F) (DEG/KT/KT) (MB) (FT/S) (FT/S/D)  
BUOY 41004 0350 76 75 180/ 6/ 8 1019.1S 3/10 3/120/10  
BUOY 41008 0350 77 150/ 8/ 10 1017.8F  
FOLLY BEACH CMAN NOT AVBL  
PRITCHARDS ISLAN NOT AVBL  
CHAS PILOT BUOY 0340 74 N/A  
CHAS PILOT WAVE 0340 74 N/A 2/ 9  
CAPERS NS BUOY 0308 75 76 150/ 8/ 12 1018.4R  
CAPERS NS WAVE 0330 76 N/A 2/ 9  
FRIPP NS BUOY 0308 76 76 130/ 8/ 10 1018.4R  
FRIPP NS WAVE 0320 76 N/A 3/ 9  
5E ST. MARYS GA 0356 78 N/A 3/10  
 
 
STATION/POSITION TIME TEMP WIND PRES WAVE SWELL  
AIR SEA DIR/SP/G HT/PER HT/PER/DIR  
(UTC) (F) (DEG/KT/KT) (MB) (FT/S) (FT/S/D)  
FRYING PAN BUOY 0350 76 77 270/ 2/ 2 1018.8F 3/10 3/130/10  
BUOY 41025 0340 78 79 180/ 19/ 23 1019.5F  
CAPE LOOKOUT NC 0350 75 170/ 9/ 10 1019.5F  
BUOY 41002 0340 74 75 160/ 12/ 16 1020.9F  
BUOY 41010 NOT AVBL  
ST AUGUSTINE FL 0400 79 160/ 14/ 16 1018.6S  
 
 
 
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