333  
SXUS52 KCHS 220110  
OSOCHS  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE CHARLESTON SC  
900 PM EDT THU MAY 21 2026  
   
..DOWNTOWN CHARLESTON, EDISTO BECH AND HARBOR  
 
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
WATERFRONT PRK N/A 77 73 87 SE8 29.90R  
EDISTO BEACH N/A 79 72 78 SE9 30.00S  
   
..LAKE MOULTRIE  
 
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
PINOPOLIS N/A 79 70 73 VRB3 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 0024 77 79 150/ 8/ 9 1017.9  
FORT PULASKI 0024 78 79 160/ 7/ 12 1017.2  
SAPELO ISLAND 0000 79 140/ 7 1017.0  
WINYAH BAY 2345 77 170/ 7 1017.0  
LAKE MURRAY 0020 84 90/ 4/ 5 N/A  
ACE BASIN NERRS 2345 79 100/ 3 1017.0  
 
   
..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 0040 78 76 170/ 10/ 12 1018.1S  
BUOY 41008 0050 78 150/ 12/ 14 1016.7R  
FOLLY BEACH CMAN NOT AVBL  
PRITCHARDS ISLAN NOT AVBL  
CHAS PILOT BUOY 0040 76 N/A  
CHAS PILOT WAVE 0040 76 N/A 3/ 9  
CAPERS NS BUOY 0008 76 140/ 12/ 16 1017.0F  
CAPERS NS WAVE 0030 77 N/A 2/ 9  
FRIPP NS BUOY 0008 78 78 150/ 10/ 12 1016.7S  
FRIPP NS WAVE 0020 79 N/A 3/ 9  
5E ST. MARYS GA 0056 79 N/A 3/ 9  
 
 
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 0050 76 75 170/ 12/ 14 1019.0R 4/10 3/120/10  
BUOY 41025 0050 78 78 190/ 19/ 23 1019.0R 4/ 8  
CAPE LOOKOUT NC 0050 75 190/ 10/ 12 1018.8R  
BUOY 41002 0040 75 75 150/ 12/ 14 1021.3R  
BUOY 41010 NOT AVBL  
ST AUGUSTINE FL 0100 80 150/ 14/ 16 1016.9R  
 
 
 
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