147
WHUS42 KCHS 081710
CFWCHS
URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE CHARLESTON SC
110 PM EDT WED OCT 8 2025
SCZ049-050-090115-
/O.NEW.KCHS.SU.Y.0008.251009T1800Z-251012T1200Z/
/O.NEW.KCHS.CF.A.0001.251009T1200Z-251010T1900Z/
/O.NEW.KCHS.RP.S.0010.251009T1200Z-251010T0000Z/
COASTAL COLLETON-CHARLESTON-
110 PM EDT WED OCT 8 2025
...COASTAL FLOOD WATCH IN EFFECT FROM THURSDAY MORNING THROUGH
FRIDAY AFTERNOON...
...HIGH RIP CURRENT RISK IN EFFECT FROM THURSDAY MORNING THROUGH
THURSDAY EVENING...
...HIGH SURF ADVISORY IN EFFECT FROM 2 PM THURSDAY TO 8 AM EDT
SUNDAY...
* WHAT...FOR THE COASTAL FLOOD WATCH, UP TO TWO FEET OF
INUNDATION ABOVE GROUND LEVEL POSSIBLE ALONG SHORELINES AND
TIDAL WATERWAYS (8.0 TO 8.2 FEET MEAN LOWER LOW WATER AT
CHARLESTON THURSDAY AND 8.4 TO 8.6 FEET MEAN LOWER LOW WATER
FRIDAY). FOR THE HIGH RIP CURRENT RISK, DANGEROUS RIP CURRENTS
EXPECTED. FOR THE HIGH SURF ADVISORY, LARGE BREAKING WAVES OF 5
TO 6 FEET EXPECTED IN THE SURF ZONE.
* WHERE...COASTAL COLLETON AND CHARLESTON COUNTIES.
* WHEN...FOR THE COASTAL FLOOD WATCH, FROM THURSDAY MORNING
THROUGH FRIDAY AFTERNOON. FOR THE HIGH RIP CURRENT RISK, FROM
THURSDAY MORNING THROUGH THURSDAY EVENING. FOR THE HIGH SURF
ADVISORY, FROM 2 PM THURSDAY TO 8 AM EDT SUNDAY.
* IMPACTS...SIGNIFICANT SALTWATER INUNDATION WILL RENDER
NUMEROUS ROADS IMPASSABLE. PROPERTIES MAY ALSO FLOOD.
DANGEROUS SWIMMING AND SURFING CONDITIONS AND LOCALIZED BEACH
EROSION. RIP CURRENTS CAN SWEEP EVEN THE BEST SWIMMERS AWAY
FROM SHORE INTO DEEPER WATER.
* ADDITIONAL DETAILS...HIGH TIDE WILL OCCUR AROUND 10:06 AM
THURSDAY AT CHARLESTON. SALTWATER INUNDATION WILL BE POSSIBLE
SEVERAL 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.
INEXPERIENCED SWIMMERS SHOULD REMAIN OUT OF THE WATER DUE TO
DANGEROUS SURF CONDITIONS.
SWIM NEAR A LIFEGUARD. IF CAUGHT IN A RIP CURRENT, RELAX AND
FLOAT. DON'T SWIM AGAINST THE CURRENT. IF ABLE, SWIM IN A
DIRECTION FOLLOWING THE SHORELINE. IF UNABLE TO ESCAPE, FACE THE
SHORE AND CALL OR WAVE FOR HELP.
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
-------- --------- --------- --------- ------- --------
08/10 PM 6.9 1.1 0.8 N/A NONE
09/10 AM 8.1 2.3 1.0 N/A MAJOR
09/10 PM 7.6 1.8 1.8 N/A MODERATE
10/11 AM 8.5 2.7 1.6 N/A MAJOR
10/11 PM 7.1 1.3 1.5 N/A MINOR
GAZ117-119-139-141-SCZ048-051-090115-
/O.NEW.KCHS.SU.Y.0008.251009T1800Z-251012T1200Z/
/O.NEW.KCHS.RP.S.0010.251009T1200Z-251010T0000Z/
COASTAL BRYAN-COASTAL CHATHAM-COASTAL LIBERTY-COASTAL MCINTOSH-
BEAUFORT-COASTAL JASPER-
110 PM EDT WED OCT 8 2025
...HIGH RIP CURRENT RISK IN EFFECT FROM THURSDAY MORNING THROUGH
THURSDAY EVENING...
...HIGH SURF ADVISORY IN EFFECT FROM 2 PM THURSDAY TO 8 AM EDT
SUNDAY...
* WHAT...FOR THE HIGH RIP CURRENT RISK, DANGEROUS RIP CURRENTS
EXPECTED. FOR THE HIGH SURF ADVISORY, LARGE BREAKING WAVES OF 5
TO 6 FEET EXPECTED IN THE SURF ZONE.
* WHERE...GEORGIA BEACHES, BEAUFORT, AND COASTAL JASPER.
* WHEN...FOR THE HIGH RIP CURRENT RISK, FROM THURSDAY MORNING
THROUGH THURSDAY EVENING. FOR THE HIGH SURF ADVISORY, FROM 2
PM THURSDAY TO 8 AM EDT SUNDAY.
* IMPACTS...DANGEROUS SWIMMING AND SURFING CONDITIONS AND
LOCALIZED BEACH EROSION. RIP CURRENTS CAN SWEEP EVEN THE BEST
SWIMMERS AWAY FROM SHORE INTO DEEPER WATER.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED SWIMMERS SHOULD REMAIN OUT OF THE WATER DUE TO
DANGEROUS SURF CONDITIONS.
SWIM NEAR A LIFEGUARD. IF CAUGHT IN A RIP CURRENT, RELAX AND
FLOAT. DON'T SWIM AGAINST THE CURRENT. IF ABLE, SWIM IN A
DIRECTION FOLLOWING THE SHORELINE. IF UNABLE TO ESCAPE, FACE THE
SHORE AND CALL OR WAVE FOR HELP.
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