918  
SXUS52 KCHS 301825  
OSOCHS  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE CHARLESTON SC  
200 PM EDT MON JUN 30 2025  
   
..DOWNTOWN CHARLESTON, EDISTO BECH AND HARBOR  
 
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
WATERFRONT PRK N/A 84 77 79 S13 29.93S HX 94  
EDISTO BEACH N/A 84 73 70 S14 N/A HX 91  
   
..LAKE MOULTRIE  
 
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
PINOPOLIS N/A 88 73 62 VRB3 N/A HX 96  
   
..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 1742 85 200/ 10/ 17 1018.6F  
FORT PULASKI 1742 86 190/ 6/ 12 1018.0F  
SAPELO ISLAND 1800 89 140/ 8 1018.0  
WINYAH BAY 1745 85 150/ 11 1018.0S  
LAKE MURRAY 1750 88 160/ 7/ 18 N/A  
ACE BASIN NERRS 1645 87 170/ 2 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 1810 83 84 170/ 12/ 14 1018.6  
BUOY 41008 1810 80 82 160/ 8/ 10 1017.9  
FOLLY BEACH CMAN NOT AVBL  
PRITCHARDS ISLAN NOT AVBL  
CHAS PILOT BUOY 1708 82 190/ 12/ 16 1018.2F  
CHAS PILOT WAVE NOT AVBL  
CAPERS NS BUOY 1708 82 82 190/ 14/ 17 1018.0F  
CAPERS NS WAVE 1707 N/A 2/ 9  
FRIPP NS BUOY 1708 84 190/ 10/ 14 1018.3S  
FRIPP NS WAVE 1730 84 N/A 2/ 9  
5E ST. MARYS GA 1756 80 N/A 2/10  
 
 
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 1810 83 84 190/ 14/ 16 1018.7  
BUOY 41025 1800 83 82 210/ 17/ 19 1018.6  
CAPE LOOKOUT NC 1810 85 200/ 14/ 20 1018.5  
BUOY 41002 1800 83 83 190/ 14/ 16 1021.0  
BUOY 41010 1800 83 84 180/ 12/ 16 1020.0  
ST AUGUSTINE FL 1800 78 140/ 12/ 13 1018.6F  
 
 
 
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