017
FZUS52 KCHS 232139
CWFCHS
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE CHARLESTON SC
539 PM EDT SAT MAY 23 2026
SOUTH SANTEE RIVER SC TO ALTAMAHA SOUND GA OUT 60 NM, INCLUDING
CHARLESTON HARBOR AND GRAYS REEF NATIONAL MARINE SANCTUARY
AMZ300-241100-
539 PM EDT SAT MAY 23 2026
.SYNOPSIS FOR THE COASTAL WATERS OF SOUTH COASTAL SOUTH CAROLINA
AND NORTH COASTAL GEORGIA...
A WARM AND MOIST AIR MASS WILL REMAIN ACROSS THE REGION THROUGH
MUCH OF NEXT WEEK. THIS ENVIRONMENT MAY SUPPORT ROUNDS OF SHOWERS
AND THUNDERSTORMS, PRIMARILY DURING THE AFTERNOON AND EVENING
HOURS ALONG THE SEA BREEZE.
AMZ340-241100-
CHARLESTON HARBOR-
539 PM EDT SAT MAY 23 2026
TONIGHT
SE WINDS 5 TO 10 KT. A CHANCE OF SHOWERS AND TSTMS
LATE THIS EVENING. SHOWERS LIKELY WITH A SLIGHT CHANCE OF TSTMS
LATE.
SUN
S WINDS 5 TO 10 KT. SHOWERS LIKELY WITH A CHANCE OF TSTMS.
SUN NIGHT
S WINDS 5 TO 10 KT. A SLIGHT CHANCE OF SHOWERS AND
TSTMS IN THE EVENING, THEN A CHANCE OF SHOWERS AFTER MIDNIGHT.
MON
S WINDS 5 TO 10 KT. A CHANCE OF SHOWERS IN THE MORNING,
THEN A SLIGHT CHANCE OF SHOWERS AND TSTMS IN THE AFTERNOON.
MON NIGHT
S WINDS 5 TO 10 KT. A SLIGHT CHANCE OF SHOWERS AFTER
MIDNIGHT.
TUE
S WINDS 5 TO 10 KT. A CHANCE OF SHOWERS. A SLIGHT CHANCE
OF TSTMS IN THE AFTERNOON.
TUE NIGHT
S WINDS 5 TO 10 KT. A SLIGHT CHANCE OF SHOWERS AFTER
MIDNIGHT.
WED
S WINDS 5 TO 10 KT. A CHANCE OF SHOWERS AND TSTMS.
WED NIGHT
SW WINDS 5 TO 10 KT. A SLIGHT CHANCE OF SHOWERS AND
TSTMS.
THU
SW WINDS 5 TO 10 KT. A CHANCE OF SHOWERS AND TSTMS.
THU NIGHT
SW WINDS 5 TO 10 KT. A CHANCE OF SHOWERS WITH A
SLIGHT CHANCE OF TSTMS.
WINDS AND WAVES HIGHER IN AND NEAR TSTMS.
AMZ360-241100-
COASTAL WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT
20 NM-
539 PM EDT SAT MAY 23 2026
TONIGHT
S WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE
3 FT AT 8 SECONDS. A CHANCE OF TSTMS. A CHANCE OF SHOWERS UNTIL
EARLY MORNING, THEN SHOWERS LIKELY LATE.
SUN
S WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT IN THE
AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT AT 8 SECONDS. A
CHANCE OF TSTMS. SHOWERS LIKELY, MAINLY IN THE MORNING.
SUN NIGHT
S WINDS 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT
AT 8 SECONDS. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF TSTMS
AFTER MIDNIGHT.
MON
S WINDS 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT AT
8 SECONDS. A CHANCE OF SHOWERS, MAINLY IN THE MORNING.
MON NIGHT
S WINDS 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT
AT 8 SECONDS. A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT.
TUE
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT
AT 8 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS.
TUE NIGHT
S WINDS 10 KT. SEAS 3 TO 4 FT. A SLIGHT CHANCE OF
SHOWERS AFTER MIDNIGHT.
WED
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A SLIGHT CHANCE OF
SHOWERS AND TSTMS.
WED NIGHT
SW WINDS 10 TO 15 KT. SEAS 4 FT. A CHANCE OF SHOWERS
WITH A SLIGHT CHANCE OF TSTMS.
THU
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A SLIGHT CHANCE OF
SHOWERS AND TSTMS.
THU NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A CHANCE OF
SHOWERS AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ362-241100-
COASTAL WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-
539 PM EDT SAT MAY 23 2026
TONIGHT
S WINDS 5 TO 10 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT AT
8 SECONDS. A CHANCE OF SHOWERS AND TSTMS LATE THIS EVENING.
SUN
S WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT
AT 8 SECONDS. A CHANCE OF SHOWERS AND TSTMS.
SUN NIGHT
S WINDS 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT
AT 8 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS IN THE
EVENING, THEN A CHANCE OF SHOWERS AFTER MIDNIGHT.
MON
S WINDS 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT AT
8 SECONDS. A CHANCE OF SHOWERS, MAINLY IN THE MORNING.
MON NIGHT
S WINDS 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT
AT 8 SECONDS. A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT.
TUE
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT
AT 7 SECONDS. A SLIGHT CHANCE OF SHOWERS. A SLIGHT CHANCE OF
TSTMS IN THE AFTERNOON.
TUE NIGHT
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A SLIGHT CHANCE
OF SHOWERS AFTER MIDNIGHT.
WED
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A CHANCE OF SHOWERS
WITH A SLIGHT CHANCE OF TSTMS.
WED NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A CHANCE OF
SHOWERS AND TSTMS.
THU
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A SLIGHT CHANCE OF
SHOWERS AND TSTMS.
THU NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A CHANCE OF
SHOWERS AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ364-241100-
COASTAL WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM,
INCLUDING GRAYS REEF NATIONAL MARINE SANCTUARY-
539 PM EDT SAT MAY 23 2026
TONIGHT
S WINDS 10 KT. SEAS 3 FT. WAVE DETAIL: SE 3 FT AT
8 SECONDS. A CHANCE OF SHOWERS. A CHANCE OF TSTMS UNTIL EARLY
MORNING, THEN A SLIGHT CHANCE OF TSTMS LATE.
SUN
S WINDS 5 TO 10 KT, BECOMING SE 10 TO 15 KT IN THE
AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: SE 3 FT AT 8 SECONDS. A
CHANCE OF SHOWERS AND TSTMS.
SUN NIGHT
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE
4 FT AT 8 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS IN THE
EVENING, THEN A CHANCE OF SHOWERS AFTER MIDNIGHT.
MON
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT
AT 7 SECONDS. A CHANCE OF SHOWERS, MAINLY IN THE MORNING.
MON NIGHT
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE
4 FT AT 8 SECONDS. A CHANCE OF SHOWERS AFTER MIDNIGHT.
TUE
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT
AT 7 SECONDS. A CHANCE OF SHOWERS IN THE MORNING, THEN A SLIGHT
CHANCE OF SHOWERS AND TSTMS IN THE AFTERNOON.
TUE NIGHT
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A SLIGHT CHANCE
OF SHOWERS AND TSTMS.
WED
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A CHANCE OF SHOWERS
AND TSTMS.
WED NIGHT
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A CHANCE OF
SHOWERS WITH A SLIGHT CHANCE OF TSTMS.
THU
SW WINDS 5 TO 10 KT. SEAS 3 FT. A SLIGHT CHANCE OF SHOWERS
AND TSTMS.
THU NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 FT. A CHANCE OF SHOWERS
WITH A SLIGHT CHANCE OF TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ380-241100-
WATERS FROM SOUTH SANTEE RIVER SC TO EDISTO BEACH SC EXTENDING
FROM 20 TO 60 NM-
539 PM EDT SAT MAY 23 2026
TONIGHT
S WINDS 10 TO 15 KT. SEAS 4 FT. WAVE DETAIL: SE 4 FT
AT 8 SECONDS. A CHANCE OF TSTMS. A CHANCE OF SHOWERS UNTIL EARLY
MORNING, THEN SHOWERS LIKELY LATE.
SUN
S WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. WAVE DETAIL: SE 4 FT
AT 8 SECONDS. A CHANCE OF TSTMS. SHOWERS.
SUN NIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 4 TO
5 FT. WAVE DETAIL: SE 5 FT AT 8 SECONDS. A SLIGHT CHANCE OF
TSTMS. A SLIGHT CHANCE OF SHOWERS IN THE EVENING, THEN A CHANCE
OF SHOWERS AFTER MIDNIGHT.
MON
S WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. WAVE DETAIL: SE 5 FT
AT 8 SECONDS. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF TSTMS.
MON NIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 4 TO
5 FT. WAVE DETAIL: SE 4 FT AT 8 SECONDS. A SLIGHT CHANCE OF
TSTMS. A CHANCE OF SHOWERS, MAINLY IN THE EVENING.
TUE
S WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. WAVE DETAIL: SE 4 FT
AT 8 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS.
TUE NIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 4 TO
5 FT. A SLIGHT CHANCE OF SHOWERS AND TSTMS AFTER MIDNIGHT.
WED
SW WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. A SLIGHT CHANCE OF
SHOWERS AND TSTMS.
WED NIGHT
SW WINDS 15 KT. SEAS 4 TO 5 FT. A CHANCE OF SHOWERS
AND TSTMS.
THU
SW WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. A CHANCE OF SHOWERS
WITH A SLIGHT CHANCE OF TSTMS.
THU NIGHT
SW WINDS 10 TO 15 KT. SEAS 4 FT. A CHANCE OF SHOWERS
AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ382-241100-
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA EXTENDING FROM 20 TO
60 NM-
539 PM EDT SAT MAY 23 2026
TONIGHT
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE
4 FT AT 8 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS EARLY
THIS EVENING, THEN A CHANCE OF SHOWERS AND TSTMS LATE THIS
EVENING.
SUN
S WINDS 10 TO 15 KT. SEAS 4 FT. WAVE DETAIL: SE 4 FT AT
8 SECONDS. A CHANCE OF TSTMS. SHOWERS LIKELY, MAINLY IN THE
MORNING.
SUN NIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 4 TO
5 FT. WAVE DETAIL: SE 5 FT AT 8 SECONDS. A SLIGHT CHANCE OF
SHOWERS AFTER MIDNIGHT.
MON
S WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. WAVE DETAIL: SE 5 FT
AT 8 SECONDS. A SLIGHT CHANCE OF SHOWERS.
MON NIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 4 TO
5 FT. WAVE DETAIL: SE 5 FT AT 8 SECONDS. A SLIGHT CHANCE OF
SHOWERS AND TSTMS AFTER MIDNIGHT.
TUE
S WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. WAVE DETAIL: SE 5 FT
AT 8 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS.
TUE NIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 4 TO
5 FT. A SLIGHT CHANCE OF SHOWERS AND TSTMS AFTER MIDNIGHT.
WED
S WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. A SLIGHT CHANCE OF
SHOWERS AND TSTMS.
WED NIGHT
S WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. A CHANCE OF
SHOWERS AND TSTMS.
THU
SW WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. A SLIGHT CHANCE OF
SHOWERS AND TSTMS.
THU NIGHT
SW WINDS 10 TO 15 KT. SEAS 4 FT. A CHANCE OF SHOWERS
AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ384-241100-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA EXTENDING FROM 20 TO
60 NM-
539 PM EDT SAT MAY 23 2026
TONIGHT
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE
4 FT AT 8 SECONDS. A CHANCE OF SHOWERS AND TSTMS LATE THIS
EVENING.
SUN
S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT
AT 8 SECONDS. A CHANCE OF SHOWERS AND TSTMS.
SUN NIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 4 TO
5 FT. WAVE DETAIL: SE 4 FT AT 8 SECONDS. A SLIGHT CHANCE OF
SHOWERS AFTER MIDNIGHT.
MON
S WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. WAVE DETAIL: SE 4 FT
AT 8 SECONDS. A SLIGHT CHANCE OF SHOWERS.
MON NIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 4 TO
5 FT. WAVE DETAIL: SE 5 FT AT 8 SECONDS. A SLIGHT CHANCE OF
SHOWERS AFTER MIDNIGHT.
TUE
S WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. WAVE DETAIL: SE 5 FT
AT 7 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS.
TUE NIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 4 TO
5 FT. A SLIGHT CHANCE OF SHOWERS AND TSTMS AFTER MIDNIGHT.
WED
S WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. A CHANCE OF SHOWERS
WITH A SLIGHT CHANCE OF TSTMS.
WED NIGHT
S WINDS 10 TO 15 KT. SEAS 4 FT. A CHANCE OF SHOWERS
AND TSTMS.
THU
SW WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. A SLIGHT CHANCE OF
SHOWERS AND TSTMS.
THU NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A CHANCE OF
SHOWERS WITH A SLIGHT CHANCE OF TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
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