423  
SXUS52 KCHS 211227  
OSOCHS  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE CHARLESTON SC  
800 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 77 73 87 VRB2 29.80R  
EDISTO BEACH N/A 75 72 88 VRB2 29.90S  
   
..LAKE MOULTRIE  
 
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
PINOPOLIS N/A 73 73 100 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 1130 76 82 250/ 2/ 4 1014.8R  
FORT PULASKI 1130 75 82 280/ 6/ 7 1015.3R  
SAPELO ISLAND 1200 74 250/ 4 1017.0  
WINYAH BAY 1145 75 120/ 2 1014.0R  
LAKE MURRAY 1220 77 250/ 2/ 4 N/A  
ACE BASIN NERRS 1145 75 220/ 1 1014.0S  
 
   
..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 1210 80 81 230/ 2/ 2 1015.0  
BUOY 41008 1210 78 270/ 8/ 10 1015.5  
FOLLY BEACH CMAN NOT AVBL  
PRITCHARDS ISLAN NOT AVBL  
CHAS PILOT BUOY 1108 79 80 300/ 2/ 4 1013.9R  
CHAS PILOT WAVE 1045 81 N/A 2/ 4  
CAPERS NS BUOY 1108 78 82 320/ 4/ 6 1013.5R  
CAPERS NS WAVE 1130 81 N/A 2/ 4  
FRIPP NS BUOY 1108 78 82 270/ 6/ 10 1014.3R  
FRIPP NS WAVE 1120 82 N/A 1/ 7  
5E ST. MARYS GA 1156 82 N/A 1/ 8  
 
 
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 1210 79 80 330/ 4/ 6 1014.8  
BUOY 41025 1210 78 79 260/ 4/ 4 1014.2  
CAPE LOOKOUT NC 1210 80 310/ 3/ 4 1014.1  
BUOY 41002 1210 81 82 280/ 12/ 14 1014.6  
BUOY 41010 1210 82 83 260/ 10/ 12 1015.6  
ST AUGUSTINE FL 1200 77 260/ 4/ 5 1016.1R  
 
 
 
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