137
FZUS52 KCHS 311716
CWFCHS
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE CHARLESTON SC
116 PM EDT MON MAR 31 2025
SOUTH SANTEE RIVER SC TO SAVANNAH GA OUT 20 NM AND SAVANNAH GA TO
ALTAMAHA SOUND GA OUT 60 NM, INCLUDING CHARLESTON HARBOR AND
GRAYS REEF NATIONAL MARINE SANCTUARY
AMZ300-010630-
116 PM EDT MON MAR 31 2025
.SYNOPSIS FOR THE COASTAL WATERS OF SOUTH COASTAL SOUTH CAROLINA
AND NORTH COASTAL GEORGIA...
SHOWERS AND THUNDERSTORM WILL OCCUR THIS AFTERNOON AND EVENING
AHEAD OF AN APPROACHING COLD FRONT. THE FRONT LINGERS NEARBY
MID-WEEK, BEFORE STRONGER HIGH PRESSURE PREVAILS LATE THIS WEEK.
AMZ330-010630-
CHARLESTON HARBOR-
116 PM EDT MON MAR 31 2025
THIS AFTERNOON
SW WINDS 10 TO 15 KT.
TONIGHT
SW WINDS 10 TO 15 KT. TSTMS AND SHOWERS IN THE
EVENING, THEN A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF TSTMS
AFTER MIDNIGHT. SOME TSTMS MAY PRODUCE DAMAGING WINDS IN THE
EVENING.
TUE
NW WINDS 5 KT, BECOMING SE IN THE AFTERNOON. A SLIGHT
CHANCE OF SHOWERS IN THE MORNING. PATCHY FOG IN THE MORNING WITH
VSBY 1 TO 3 NM.
TUE NIGHT
E WINDS 5 TO 10 KT.
WED
E WINDS 5 TO 10 KT.
WED NIGHT
SE WINDS 5 TO 10 KT.
THU
S WINDS 10 KT.
THU NIGHT
S WINDS 5 TO 10 KT.
FRI
S WINDS 10 KT.
FRI NIGHT
S WINDS 5 TO 10 KT.
WINDS AND WAVES HIGHER IN AND NEAR TSTMS.
UNLESS OTHERWISE NOTED, WAVES 1 FOOT OR LESS.
CHARLESTON HARBOR WATER TEMPERATURE 65 DEGREES.
AMZ350-010630-
WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT 20 NM-
116 PM EDT MON MAR 31 2025
THIS AFTERNOON
SW WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. WAVE
DETAIL: SE 5 FT AT 9 SECONDS.
TONIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 4 TO
5 FT. WAVE DETAIL: SE 5 FT AT 9 SECONDS. SHOWERS AND TSTMS LIKELY
IN THE EVENING, THEN A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF
TSTMS AFTER MIDNIGHT. SOME TSTMS MAY PRODUCE DAMAGING WINDS IN
THE EVENING.
TUE
W WINDS 10 TO 15 KT, BECOMING E 5 TO 10 KT IN THE
AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT AT 9 SECONDS. A
SLIGHT CHANCE OF SHOWERS IN THE MORNING. PATCHY FOG. VSBY 1 TO
3 NM IN THE MORNING.
TUE NIGHT
E WINDS 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT
AT 9 SECONDS.
WED
E WINDS 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT AT
9 SECONDS. A SLIGHT CHANCE OF SHOWERS IN THE MORNING.
WED NIGHT
SE WINDS 10 KT. SEAS 3 TO 4 FT, BUILDING TO 4 TO
5 FT AFTER MIDNIGHT. WAVE DETAIL: SE 4 FT AT 9 SECONDS.
THU
S WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.
THU NIGHT
S WINDS 10 TO 15 KT. SEAS 4 FT.
FRI
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
FRI NIGHT
S WINDS 10 KT. SEAS 3 TO 4 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ352-010630-
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-
116 PM EDT MON MAR 31 2025
THIS AFTERNOON
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE
DETAIL: SE 4 FT AT 9 SECONDS. A SLIGHT CHANCE OF SHOWERS AND
TSTMS LATE.
TONIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 3 TO
4 FT. WAVE DETAIL: SE 4 FT AT 9 SECONDS. TSTMS AND SHOWERS IN THE
EVENING, THEN A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF TSTMS
AFTER MIDNIGHT. SOME TSTMS MAY PRODUCE DAMAGING WINDS IN THE
EVENING.
TUE
W WINDS 5 TO 10 KT, BECOMING SE IN THE AFTERNOON. SEAS
3 TO 4 FT. WAVE DETAIL: SE 4 FT AT 9 SECONDS. A SLIGHT CHANCE OF
SHOWERS IN THE MORNING. PATCHY FOG. VSBY 1 TO 3 NM IN THE
MORNING.
TUE NIGHT
E WINDS 5 TO 10 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT
AT 9 SECONDS. A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT.
WED
SE WINDS 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE 3 FT AT
9 SECONDS. A SLIGHT CHANCE OF SHOWERS IN THE MORNING.
WED NIGHT
SE WINDS 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT
AT 9 SECONDS.
THU
S WINDS 10 KT. SEAS 4 TO 5 FT.
THU NIGHT
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
FRI
S WINDS 10 KT. SEAS 3 TO 4 FT.
FRI NIGHT
S WINDS 10 KT. SEAS 3 TO 4 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ354-010630-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM, INCLUDING
GRAYS REEF NATIONAL MARINE SANCTUARY-
116 PM EDT MON MAR 31 2025
THIS AFTERNOON
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE
DETAIL: SE 4 FT AT 9 SECONDS. A SLIGHT CHANCE OF SHOWERS AND
TSTMS LATE.
TONIGHT
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE
4 FT AT 9 SECONDS. TSTMS AND SHOWERS IN THE EVENING, THEN A
CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF TSTMS AFTER MIDNIGHT.
SOME TSTMS MAY PRODUCE DAMAGING WINDS IN THE EVENING.
TUE
W WINDS 5 TO 10 KT, BECOMING SE IN THE AFTERNOON. SEAS
3 TO 4 FT. WAVE DETAIL: SE 4 FT AT 9 SECONDS. A SLIGHT CHANCE OF
SHOWERS IN THE MORNING. PATCHY FOG. VSBY 1 TO 3 NM IN THE
MORNING.
TUE NIGHT
SE WINDS 10 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT AT
9 SECONDS. A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT.
WED
SE WINDS 10 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT AT
9 SECONDS.
WED NIGHT
SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL:
SE 4 FT AT 9 SECONDS.
THU
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
THU NIGHT
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
FRI
S WINDS 10 KT. SEAS 3 TO 4 FT.
FRI NIGHT
S WINDS 10 KT. SEAS 3 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ374-010630-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA FROM 20 TO 60 NM-
116 PM EDT MON MAR 31 2025
THIS AFTERNOON
SW WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. WAVE
DETAIL: SE 5 FT AT 9 SECONDS.
TONIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 4 TO
5 FT. WAVE DETAIL: SE 5 FT AT 9 SECONDS. TSTMS LIKELY WITH A
CHANCE OF SHOWERS IN THE EVENING, THEN A CHANCE OF SHOWERS WITH A
SLIGHT CHANCE OF TSTMS AFTER MIDNIGHT. SOME TSTMS MAY PRODUCE
DAMAGING WINDS IN THE EVENING.
TUE
W WINDS 10 TO 15 KT, BECOMING SW 5 TO 10 KT IN THE
AFTERNOON. SEAS 4 TO 5 FT, SUBSIDING TO 3 TO 4 FT IN THE
AFTERNOON. WAVE DETAIL: SE 5 FT AT 9 SECONDS, BECOMING SE 4 FT AT
9 SECONDS. A SLIGHT CHANCE OF SHOWERS IN THE MORNING. PATCHY FOG.
VSBY 1 TO 3 NM IN THE MORNING.
TUE NIGHT
E WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE
4 FT AT 9 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS AFTER
MIDNIGHT.
WED
SE WINDS 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT AT
9 SECONDS. A SLIGHT CHANCE OF SHOWERS IN THE MORNING.
WED NIGHT
SE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 4 TO
5 FT. WAVE DETAIL: SE 5 FT AT 9 SECONDS.
THU
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
THU NIGHT
S WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.
FRI
S WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.
FRI NIGHT
S WINDS 10 TO 15 KT. SEAS 4 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
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