640  
SXUS52 KCHS 202010  
OSOCHS  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE CHARLESTON SC  
400 PM EDT WED MAY 20 2026  
   
..DOWNTOWN CHARLESTON, EDISTO BECH AND HARBOR
 
 
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
WATERFRONT PRK N/A 79 68 69 SE14 29.94F  
EDISTO BEACH N/A 79 68 69 E7 30.10S  
   
..LAKE MOULTRIE
 
 
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
PINOPOLIS N/A 81 72 74 N7 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 1930 77 78 140/ 12/ 13 1019.2F  
FORT PULASKI 1930 80 78 160/ 5/ 11 1019.1F  
SAPELO ISLAND 1900 83 100/ 6 1019.0  
WINYAH BAY 1845 77 140/ 10 1019.0  
LAKE MURRAY 1920 91 CALM N/A  
ACE BASIN NERRS 1845 85 90/ 3 1019.0  
 
   
..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 1950 75 76 40/ 6/ 8 1019.5F 3/10 3/120/10  
BUOY 41008 1950 76 70/ 8/ 10 1018.4F  
FOLLY BEACH CMAN NOT AVBL  
PRITCHARDS ISLAN NOT AVBL  
CHAS PILOT BUOY 1940 76 N/A  
CHAS PILOT WAVE 1940 76 N/A 2/ 9  
CAPERS NS BUOY 1908 76 78 130/ 8/ 12 1019.0F  
CAPERS NS WAVE 1930 77 N/A 2/ 9  
FRIPP NS BUOY 1908 76 76 120/ 8/ 12 1019.0F  
FRIPP NS WAVE 1920 77 N/A 2/10  
5E ST. MARYS GA 1956 79 N/A 2/11 2/110/11  
 
 
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 1950 75 76 60/ 8/ 8 1019.6F 3/ 8 3/120/ 8  
BUOY 41025 1950 78 80 190/ 14/ 17 1019.9F 3/ 9  
CAPE LOOKOUT NC 1950 77 150/ 5/ 6 1019.7F  
BUOY 41002 1950 74 75 140/ 14/ 16 1020.5F 4/ 9 3/110/ 9  
BUOY 41010 NOT AVBL  
ST AUGUSTINE FL 2000 79 90/ 8/ 9 1018.5F  
 

 
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab SC Page
The Nexlab GA Page Main Text Page