737  
SXUS52 KCHS 210425  
OSOCHS  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE CHARLESTON SC  
1200 AM EDT TUE JUL 21 2026  
   
..DOWNTOWN CHARLESTON, EDISTO BECH AND HARBOR  
 
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
WATERFRONT PRK N/A 85 79 82 S12 29.85S HX 98  
EDISTO BEACH N/A 86 77 74 S18 29.98S HX 97  
   
..LAKE MOULTRIE  
 
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
PINOPOLIS N/A 81 77 89 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 0348 84 87 200/ 10/ 16 1016.1R  
FORT PULASKI 0348 85 88 180/ 5/ 8 1015.3F  
SAPELO ISLAND 0400 84 140/ 6 1015.0  
WINYAH BAY 0400 84 230/ 8 1015.0  
LAKE MURRAY 0330 83 190/ 5/ 8 N/A  
ACE BASIN NERRS 0345 85 130/ 1 1015.0S  
 
   
..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 0400 85 85 190/ 16/ 17 1016.2  
BUOY 41008 0400 85 160/ 19/ 23 1014.6  
FOLLY BEACH CMAN 0410 85 200/ 16/ 20 1016.0  
PRITCHARDS ISLAN NOT AVBL  
CHAS PILOT BUOY 0308 84 180/ 17/ 23 1014.9  
CHAS PILOT WAVE 0245 85 N/A 3/ 5  
CAPERS NS BUOY 0308 85 86 190/ 17/ 23 1015.1F  
CAPERS NS WAVE 0330 86 N/A 3/ 5  
FRIPP NS BUOY 0308 86 87 190/ 17/ 23 1015.3S  
FRIPP NS WAVE 0320 87 N/A 4/ 5  
5E ST. MARYS GA 0356 84 N/A 3/ 5  
 
 
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 0400 84 85 200/ 14/ 17 1015.8  
BUOY 41025 0400 85 84 220/ 19/ 23 1015.1  
CAPE LOOKOUT NC 0410 84 220/ 13/ 18 1015.3  
BUOY 41002 0400 83 86 200/ 12/ 16 1018.0  
BUOY 41010 0400 86 85 170/ 14/ 17 1017.0  
ST AUGUSTINE FL 0400 80 160/ 10/ 11 1014.9F  
 
 
 
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