058  
WHUS42 KCHS 151124  
CFWCHS  
 
COASTAL HAZARD MESSAGE  
NATIONAL WEATHER SERVICE CHARLESTON SC  
624 AM EST SUN DEC 15 2024  
 
SCZ049-050-151500-  
/O.CON.KCHS.CF.Y.0060.000000T0000Z-241215T1500Z/  
COASTAL COLLETON-CHARLESTON-  
624 AM EST SUN DEC 15 2024  
 
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST THIS  
MORNING...  
 
* WHAT...UP TO ONE HALF FOOT OF INUNDATION ABOVE GROUND LEVEL  
ALONG SHORELINES AND TIDAL WATERWAYS (7.2 TO 7.4 FEET MEAN  
LOWER LOW WATER AT CHARLESTON).  
 
* WHERE...COASTAL COLLETON AND CHARLESTON COUNTIES.  
 
* WHEN...UNTIL 10 AM EST THIS MORNING.  
 
* IMPACTS...THIS COULD RESULT IN SOME ROADS BECOMING IMPASSABLE.  
 
* ADDITIONAL DETAILS...HIGH TIDE WILL OCCUR AROUND 7:32 AM TODAY  
AT CHARLESTON. SALTWATER INUNDATION WILL BE POSSIBLE 1 TO 2  
HOURS BEFORE AND AFTER HIGH TIDE.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF TRAVEL IS REQUIRED, ALLOW EXTRA TIME AS SOME ROADS MAY BE  
CLOSED. DO NOT DRIVE AROUND BARRICADES OR THROUGH WATER OF  
UNKNOWN DEPTH. TAKE THE NECESSARY ACTIONS TO PROTECT FLOOD-PRONE  
PROPERTY.  
 
VISIT WATER.WEATHER.GOV FOR ADDITIONAL WATER LEVEL AND FLOOD  
IMPACT INFORMATION.  
 

 
 
TIME OF HIGH TOTAL TIDES ARE APPROXIMATE TO THE NEAREST HOUR.  
 
CHARLESTON HARBOR SC  
MLLW CATEGORIES - MINOR 7.0 FT, MODERATE 7.5 FT, MAJOR 8.0 FT  
MHHW CATEGORIES - MINOR 1.2 FT, MODERATE 1.7 FT, MAJOR 2.2 FT  
 
TOTAL TOTAL DEPARTURE  
DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD  
FT MLLW FT MHHW FT FT IMPACT  
-------- --------- --------- --------- ------- --------  
15/08 AM 7.3 1.5 0.9 N/A MINOR  
15/08 PM 5.7 -0.1 0.7 N/A NONE  
16/08 AM 6.7 0.9 0.4 N/A NONE  
16/09 PM 5.1 -0.7 0.2 N/A NONE  
17/09 AM 6.1 0.3 0.0 N/A NONE  
17/09 PM 4.7 -1.1 0.0 N/A NONE  
 

 
 

 
 
GAZ117-119-139-141-SCZ048-051-151500-  
/O.CON.KCHS.CF.Y.0060.000000T0000Z-241215T1500Z/  
COASTAL BRYAN-COASTAL CHATHAM-COASTAL LIBERTY-COASTAL MCINTOSH-  
BEAUFORT-COASTAL JASPER-  
624 AM EST SUN DEC 15 2024  
 
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST THIS  
MORNING...  
 
* WHAT...UP TO ONE HALF FOOT OF INUNDATION ABOVE GROUND LEVEL  
ALONG SHORELINES AND TIDAL WATERWAYS (9.4 TO 9.6 FEET MEAN  
LOWER LOW WATER AT FORT PULASKI).  
 
* WHERE...BEAUFORT, COASTAL JASPER, AND COASTAL SOUTHEAST  
GEORGIA.  
 
* WHEN...UNTIL 10 AM EST THIS MORNING.  
 
* IMPACTS...SALTWATER INUNDATION WILL IMPACT SOME ROADS.  
 
* ADDITIONAL DETAILS...HIGH TIDE WILL OCCUR AROUND 7:37 AM TODAY  
AT FORT PULASKI. SALTWATER INUNDATION WILL BE POSSIBLE 1 TO 2  
HOURS BEFORE AND AFTER HIGH TIDE.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF TRAVEL IS REQUIRED, ALLOW EXTRA TIME AS SOME ROADS MAY BE  
CLOSED. DO NOT DRIVE AROUND BARRICADES OR THROUGH WATER OF  
UNKNOWN DEPTH. TAKE THE NECESSARY ACTIONS TO PROTECT FLOOD-PRONE  
PROPERTY.  
 
VISIT WATER.WEATHER.GOV FOR ADDITIONAL WATER LEVEL AND FLOOD  
IMPACT INFORMATION.  
 

 
 
TIME OF HIGH TOTAL TIDES ARE APPROXIMATE TO THE NEAREST HOUR.  
 
FORT PULASKI GA  
MLLW CATEGORIES - MINOR 9.5 FT, MODERATE 10.0 FT, MAJOR 10.5 FT  
MHHW CATEGORIES - MINOR 2.0 FT, MODERATE 2.5 FT, MAJOR 3.0 FT  
 
TOTAL TOTAL DEPARTURE  
DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD  
FT MLLW FT MHHW FT FT IMPACT  
-------- --------- --------- --------- ------- --------  
15/08 AM 9.5 2.0 1.2 N/A MINOR  
15/08 PM 7.8 0.3 0.9 N/A NONE  
16/08 AM 8.8 1.3 0.6 N/A NONE  
16/09 PM 7.2 -0.3 0.5 N/A NONE  
17/09 AM 8.1 0.6 0.2 N/A NONE  
17/10 PM 6.6 -0.9 0.1 N/A NONE  
 

 
 

 
 
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