473  
SXUS52 KCHS 210925  
OSOCHS  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE CHARLESTON SC  
500 AM EDT SUN JUN 21 2026  
   
..DOWNTOWN CHARLESTON, EDISTO BECH AND HARBOR  
 
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
WATERFRONT PRK N/A 76 73 90 VRB2 29.77F  
EDISTO BEACH N/A 75 70 83 CALM 29.90S  
   
..LAKE MOULTRIE  
 
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
PINOPOLIS N/A 75 75 100 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 0842 260/ 3/ 5 N/A  
FORT PULASKI 0842 320/ 3/ 4 N/A  
SAPELO ISLAND 0800 71 CALM 1013.0  
WINYAH BAY 0745 74 180/ 1 1013.0  
LAKE MURRAY 0820 73 CALM N/A  
ACE BASIN NERRS 0845 73 CALM 1013.0S  
 
   
..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 0900 80 81 290/ 6/ 6 1013.5  
BUOY 41008 0900 78 270/ 6/ 8 1013.1  
FOLLY BEACH CMAN NOT AVBL  
PRITCHARDS ISLAN NOT AVBL  
CHAS PILOT BUOY 0808 79 80 280/ 6/ 8 1012.5F  
CHAS PILOT WAVE 0745 80 N/A 2/ 4  
CAPERS NS BUOY 0808 79 82 250/ 8/ 12 1012.7F  
CAPERS NS WAVE 0830 81 N/A 2/ 4  
FRIPP NS BUOY 0808 78 81 310/ 10/ 14 1012.7F  
FRIPP NS WAVE 0820 81 N/A 2/ 4  
5E ST. MARYS GA 0856 82 N/A 1/ 7  
 
 
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 0900 79 80 280/ 6/ 8 1013.7  
BUOY 41025 0900 79 79 230/ 8/ 8 1013.0  
CAPE LOOKOUT NC 0900 78 280/ 3/ 4 1013.2  
BUOY 41002 0900 81 82 260/ 10/ 12 1013.6  
BUOY 41010 0900 82 84 210/ 8/ 10 1013.8  
ST AUGUSTINE FL 0900 75 290/ 1/ 1 1014.1R  
 
 
 
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