438
FZUS52 KCHS 202139
CWFCHS
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE CHARLESTON SC
539 PM EDT SAT JUN 20 2026
SOUTH SANTEE RIVER SC TO ALTAMAHA SOUND GA OUT 60 NM, INCLUDING
CHARLESTON HARBOR AND GRAYS REEF NATIONAL MARINE SANCTUARY
AMZ300-211100-
539 PM EDT SAT JUN 20 2026
.SYNOPSIS FOR THE COASTAL WATERS OF SOUTH COASTAL SOUTH CAROLINA
AND NORTH COASTAL GEORGIA...
A WEAK COLD FRONT WILL STALL AND DISSIPATE OVER SOUTHEAST GEORGIA
THROUGH TONIGHT. BROAD HIGH PRESSURE WILL LINGER OVER THE REGION
THROUGH THE REST OF THIS WEEKEND. ANOTHER COLD FRONT WILL
APPROACH THE SOUTHEAST EARLY NEXT WEEK.
AMZ340-211100-
CHARLESTON HARBOR-
539 PM EDT SAT JUN 20 2026
TONIGHT
S WINDS 5 KT, BECOMING W AFTER MIDNIGHT.
SUN
NW WINDS 5 KT, BECOMING S IN THE AFTERNOON.
SUN NIGHT
S WINDS 5 TO 10 KT.
MON
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
TO 20 KT IN THE AFTERNOON. A SLIGHT CHANCE OF SHOWERS AND TSTMS
IN THE AFTERNOON.
MON NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. A SLIGHT
CHANCE OF SHOWERS AND TSTMS IN THE EVENING.
TUE
SW WINDS 10 TO 15 KT. A CHANCE OF SHOWERS AND TSTMS IN THE
AFTERNOON.
TUE NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT, BECOMING W
5 KT AFTER MIDNIGHT. A CHANCE OF SHOWERS AND TSTMS, MAINLY IN THE
EVENING.
WED
SW WINDS 5 TO 10 KT. A CHANCE OF SHOWERS AND TSTMS.
WED NIGHT
SW WINDS 5 TO 10 KT. A CHANCE OF SHOWERS AND TSTMS.
THU
SW WINDS 10 TO 15 KT. A CHANCE OF SHOWERS AND TSTMS.
THU NIGHT
SW WINDS 10 TO 15 KT. A CHANCE OF SHOWERS AND TSTMS.
WINDS AND WAVES HIGHER IN AND NEAR TSTMS.
UNLESS OTHERWISE NOTED, WAVES 1 FOOT OR LESS.
CHARLESTON HARBOR WATER TEMPERATURE 83 DEGREES.
AMZ360-211100-
COASTAL WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT
20 NM-
539 PM EDT SAT JUN 20 2026
TONIGHT
S WINDS 5 KT, BECOMING W AFTER MIDNIGHT. SEAS 2 FT.
WAVE DETAIL: SW 1 FOOT AT 4 SECONDS.
SUN
NW WINDS 5 KT, BECOMING S IN THE AFTERNOON. SEAS 2 FT.
WAVE DETAIL: SE 2 FT AT 7 SECONDS.
SUN NIGHT
S WINDS 10 KT. SEAS 2 FT. WAVE DETAIL: S 2 FT AT
3 SECONDS.
MON
SW WINDS 10 KT, INCREASING TO 15 TO 20 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS.
MON NIGHT
SW WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. WAVE DETAIL:
SW 4 FT AT 5 SECONDS.
TUE
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 3 TO 4 FT.
WAVE DETAIL: SW 4 FT AT 5 SECONDS. A SLIGHT CHANCE OF SHOWERS AND
TSTMS IN THE AFTERNOON.
TUE NIGHT
SW WINDS 15 TO 20 KT, BECOMING W 10 TO 15 KT AFTER
MIDNIGHT. SEAS 3 TO 4 FT, SUBSIDING TO 2 TO 3 FT AFTER MIDNIGHT.
A SLIGHT CHANCE OF SHOWERS AND TSTMS.
WED
W WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. A SLIGHT CHANCE OF
SHOWERS AND TSTMS.
WED NIGHT
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. A CHANCE OF
SHOWERS AND TSTMS.
THU
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 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.
AMZ362-211100-
COASTAL WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-
539 PM EDT SAT JUN 20 2026
TONIGHT
SW WINDS 5 KT, BECOMING NW LATE. SEAS 2 FT. WAVE
DETAIL: SW 1 FOOT AT 4 SECONDS. A SLIGHT CHANCE OF SHOWERS AND
TSTMS EARLY THIS EVENING.
SUN
NW WINDS 5 KT, BECOMING S IN THE AFTERNOON. SEAS 2 FT.
WAVE DETAIL: W 1 FOOT AT 2 SECONDS AND SE 1 FOOT AT 7 SECONDS.
SUN NIGHT
S WINDS 10 KT. SEAS 2 FT.
MON
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT
AT 3 SECONDS.
MON NIGHT
SW WINDS 15 KT WITH GUSTS TO 20 KT. SEAS 2 TO 3 FT.
WAVE DETAIL: SW 3 FT AT 4 SECONDS.
TUE
SW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. SEAS 2 TO 3 FT.
WAVE DETAIL: SW 3 FT AT 5 SECONDS. A CHANCE OF SHOWERS AND TSTMS
IN THE AFTERNOON.
TUE NIGHT
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. A CHANCE OF
SHOWERS AND TSTMS.
WED
SW WINDS 5 TO 10 KT. SEAS 2 FT. A CHANCE OF SHOWERS AND
TSTMS.
WED NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. A CHANCE OF
SHOWERS AND TSTMS.
THU
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. A SLIGHT CHANCE OF
SHOWERS AND TSTMS.
THU NIGHT
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. A CHANCE OF
SHOWERS AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ364-211100-
COASTAL WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM,
INCLUDING GRAYS REEF NATIONAL MARINE SANCTUARY-
539 PM EDT SAT JUN 20 2026
TONIGHT
W WINDS 5 KT. SEAS 2 FT. WAVE DETAIL: SW 1 FOOT AT
3 SECONDS. A CHANCE OF SHOWERS AND TSTMS THIS EVENING. A SLIGHT
CHANCE OF SHOWERS AFTER MIDNIGHT.
SUN
NW WINDS 5 TO 10 KT, BECOMING S IN THE AFTERNOON. SEAS
2 FT. WAVE DETAIL: SE 1 FOOT AT 7 SECONDS.
SUN NIGHT
SW WINDS 10 KT. SEAS 2 FT. WAVE DETAIL: S 1 FOOT AT
3 SECONDS.
MON
W WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT IN THE
AFTERNOON. SEAS 2 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS. A SLIGHT
CHANCE OF SHOWERS AND TSTMS IN THE AFTERNOON.
MON NIGHT
SW WINDS 10 TO 15 KT. SEAS 2 FT. WAVE DETAIL: S 2 FT
AT 4 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS IN THE
EVENING.
TUE
SW WINDS 10 TO 15 KT. SEAS 2 FT. WAVE DETAIL: SW 2 FT AT
4 SECONDS. A CHANCE OF SHOWERS AND TSTMS IN THE AFTERNOON.
TUE NIGHT
SW WINDS 10 TO 15 KT. SEAS 2 FT. A CHANCE OF SHOWERS
AND TSTMS.
WED
SW WINDS 5 TO 10 KT. SEAS 2 FT. A CHANCE OF SHOWERS AND
TSTMS.
WED NIGHT
SW WINDS 10 TO 15 KT. SEAS 2 FT. A CHANCE OF SHOWERS
AND TSTMS.
THU
SW WINDS 10 TO 15 KT. SEAS 2 FT. A SLIGHT CHANCE OF
SHOWERS AND TSTMS.
THU NIGHT
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. A CHANCE OF
SHOWERS AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ380-211100-
WATERS FROM SOUTH SANTEE RIVER SC TO EDISTO BEACH SC EXTENDING
FROM 20 TO 60 NM-
539 PM EDT SAT JUN 20 2026
TONIGHT
SE WINDS 5 KT, BECOMING NW LATE. SEAS 2 TO 3 FT. WAVE
DETAIL: SW 1 FOOT AT 5 SECONDS.
SUN
N WINDS 5 KT, BECOMING S IN THE AFTERNOON. SEAS 2 FT. WAVE
DETAIL: SE 2 FT AT 7 SECONDS AND SW 1 FOOT AT 4 SECONDS.
SUN NIGHT
S WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: SW 2 FT
AT 3 SECONDS.
MON
SW WINDS 10 KT, INCREASING TO 15 TO 20 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS.
MON NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 3 TO
4 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS. A SLIGHT CHANCE OF
SHOWERS AND TSTMS IN THE EVENING, THEN A CHANCE OF SHOWERS AND
TSTMS AFTER MIDNIGHT.
TUE
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 4 FT. WAVE
DETAIL: SW 4 FT AT 5 SECONDS. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF TSTMS IN THE MORNING.
TUE NIGHT
SW WINDS 15 TO 20 KT, BECOMING W 10 TO 15 KT AFTER
MIDNIGHT. SEAS 3 TO 4 FT. A CHANCE OF SHOWERS AND TSTMS.
WED
W WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. A SLIGHT CHANCE OF
SHOWERS AND TSTMS.
WED NIGHT
SW WINDS 10 KT. SEAS 3 FT. A CHANCE OF SHOWERS AND
TSTMS.
THU
SW WINDS 10 TO 15 KT. SEAS 3 FT. A SLIGHT CHANCE OF
SHOWERS AND TSTMS.
THU NIGHT
SW WINDS 15 KT. SEAS 3 TO 4 FT. A CHANCE OF SHOWERS
AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
AMZ382-211100-
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA EXTENDING FROM 20 TO
60 NM-
539 PM EDT SAT JUN 20 2026
TONIGHT
SW WINDS 5 KT, BECOMING NW LATE. SEAS 2 FT. WAVE
DETAIL: SW 1 FOOT AT 4 SECONDS. A SLIGHT CHANCE OF SHOWERS AND
TSTMS THIS EVENING, THEN A SLIGHT CHANCE OF SHOWERS AFTER
MIDNIGHT.
SUN
NW WINDS 5 KT, BECOMING SW IN THE AFTERNOON. SEAS 2 FT.
WAVE DETAIL: SE 2 FT AT 7 SECONDS AND W 1 FOOT AT 3 SECONDS. A
SLIGHT CHANCE OF SHOWERS AND TSTMS IN THE MORNING.
SUN NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: SW 2 FT
AT 3 SECONDS.
MON
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT
AT 3 SECONDS.
MON NIGHT
SW WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. WAVE DETAIL:
SW 3 FT AT 4 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS.
TUE
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. SEAS 3 TO 4 FT.
WAVE DETAIL: SW 3 FT AT 5 SECONDS. A SLIGHT CHANCE OF SHOWERS AND
TSTMS IN THE MORNING.
TUE NIGHT
SW WINDS 15 TO 20 KT, BECOMING W 10 TO 15 KT AFTER
MIDNIGHT. SEAS 3 TO 4 FT, SUBSIDING TO 2 TO 3 FT AFTER MIDNIGHT.
A CHANCE OF SHOWERS AND TSTMS.
WED
W WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
WED NIGHT
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. A CHANCE OF
SHOWERS AND TSTMS.
THU
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 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.
AMZ384-211100-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA EXTENDING FROM 20 TO
60 NM-
539 PM EDT SAT JUN 20 2026
TONIGHT
W WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: W 1 FOOT
AT 3 SECONDS. A CHANCE OF TSTMS THIS EVENING. A CHANCE OF
SHOWERS. A SLIGHT CHANCE OF TSTMS AFTER MIDNIGHT.
SUN
NW WINDS 5 TO 10 KT, BECOMING SW IN THE AFTERNOON. SEAS
2 FT. WAVE DETAIL: SE 2 FT AT 7 SECONDS AND W 1 FOOT AT
3 SECONDS. A SLIGHT CHANCE OF SHOWERS IN THE MORNING.
SUN NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 FT. WAVE DETAIL: SW
1 FOOT AT 3 SECONDS.
MON
SW WINDS 10 TO 15 KT. SEAS 2 FT. WAVE DETAIL: SW 2 FT AT
3 SECONDS.
MON NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS.
TUE
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT
AT 4 SECONDS. A SLIGHT CHANCE OF SHOWERS AND TSTMS IN THE
AFTERNOON.
TUE NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 2 TO
3 FT. A CHANCE OF SHOWERS AND TSTMS.
WED
W WINDS 5 TO 10 KT. SEAS 2 FT. A SLIGHT CHANCE OF SHOWERS
AND TSTMS.
WED NIGHT
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. A CHANCE OF
SHOWERS AND TSTMS.
THU
SW WINDS 10 TO 15 KT. SEAS 2 FT.
THU NIGHT
S WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. A CHANCE OF
SHOWERS AND TSTMS.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page