722  
SXUS52 KCHS 210610  
OSOCHS  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE CHARLESTON SC  
200 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 72 90 S7 29.92F  
EDISTO BEACH N/A 75 70 83 SE9 30.10S  
   
..LAKE MOULTRIE  
 
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
PINOPOLIS N/A 70 70 100 VRB2 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 0530 74 77 160/ 7/ 8 1018.6F  
FORT PULASKI 0530 76 78 190/ 6/ 10 1018.3F  
SAPELO ISLAND 0500 77 160/ 10 1019.0  
WINYAH BAY 0445 75 160/ 5 1018.0  
LAKE MURRAY 0520 76 180/ 8/ 11 N/A  
ACE BASIN NERRS 0445 76 110/ 3 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 0550 76 75 200/ 6/ 6 1018.6F 3/10 3/120/10  
BUOY 41008 0550 77 180/ 8/ 10 1017.4F  
FOLLY BEACH CMAN NOT AVBL  
PRITCHARDS ISLAN NOT AVBL  
CHAS PILOT BUOY 0540 73 N/A  
CHAS PILOT WAVE 0540 73 N/A 2/ 9  
CAPERS NS BUOY 0508 75 76 150/ 6/ 10 1018.0F  
CAPERS NS WAVE 0530 76 N/A 2/ 9  
FRIPP NS BUOY 0508 76 75 160/ 6/ 8 1017.8F  
FRIPP NS WAVE 0520 75 N/A 2/ 9  
5E ST. MARYS GA 0556 78 N/A 3/11 2/100/11  
 
 
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 0550 75 76 260/ 6/ 8 1018.3F 3/ 9 3/140/ 9  
BUOY 41025 0550 78 79 190/ 19/ 21 1018.9F 5/ 5  
CAPE LOOKOUT NC 0550 74 170/ 5/ 7 1018.6F  
BUOY 41002 0550 74 75 150/ 12/ 16 1020.6S 5/ 9 3/130/ 9  
BUOY 41010 NOT AVBL  
ST AUGUSTINE FL 0600 77 210/ 4/ 5 1018.1F  
 
 
 
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