788
FZUS52 KCHS 271810
CWFCHS
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE CHARLESTON SC
210 PM EDT FRI MAR 27 2026
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
AMZ300-280815-
210 PM EDT FRI MAR 27 2026
.SYNOPSIS FOR THE COASTAL WATERS OF SOUTH COASTAL SOUTH CAROLINA
AND NORTH COASTAL GEORGIA...
A STRONG COLD FRONT WILL PUSH ACROSS THE WATERS TONIGHT INTO
SATURDAY BRINGING INCREASING WINDS AND SEAS, LIKELY TO GALE
FORCE. HIGH PRESSURE WILL BUILD OVER THE REGION SATURDAY THROUGH
TUESDAY.
AMZ330-280815-
CHARLESTON HARBOR-
210 PM EDT FRI MAR 27 2026
...GALE WARNING IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY
AFTERNOON...
THIS AFTERNOON
SW WINDS 10 KT, INCREASING TO 15 KT WITH GUSTS
TO 20 KT LATE.
TONIGHT
SW WINDS 10 TO 15 KT, BECOMING W 15 TO 20 KT AFTER
MIDNIGHT, THEN N 20 KT WITH GUSTS TO 30 KT LATE. WAVES BUILDING TO 1
TO 2 FT.
SAT
N WINDS 20 TO 25 KT WITH GUSTS TO 35 KT, BECOMING NE 15 TO
20 KT IN THE AFTERNOON. WAVES 2 TO 3 FT, SUBSIDING TO 1 TO 2 FT.
SAT NIGHT
NE WINDS 15 KT WITH GUSTS TO 20 KT.
SUN
E WINDS 10 TO 15 KT WITH GUSTS TO 20 KT.
SUN NIGHT
E WINDS 5 TO 10 KT.
MON
SE WINDS 5 TO 10 KT.
MON NIGHT
SE WINDS 5 KT.
TUE
S WINDS 5 TO 10 KT.
TUE NIGHT
S WINDS 5 KT.
UNLESS OTHERWISE NOTED, WAVES 1 FOOT OR LESS.
CHARLESTON HARBOR WATER TEMPERATURE 63 DEGREES.
AMZ350-280815-
WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT 20 NM-
210 PM EDT FRI MAR 27 2026
...GALE WARNING IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY
AFTERNOON...
THIS AFTERNOON
SW WINDS 15 KT WITH GUSTS TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND E 2 FT AT 7 SECONDS.
TONIGHT
SW WINDS 15 KT, BECOMING W 20 TO 25 KT AFTER MIDNIGHT.
SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND E 2 FT AT
7 SECONDS.
SAT
NE WINDS 25 TO 30 KT WITH GUSTS TO 40 KT. SEAS 4 TO 6 FT,
BUILDING TO 5 TO 7 FT IN THE AFTERNOON. WAVE DETAIL: NE 5 FT AT
7 SECONDS AND SW 3 FT AT 5 SECONDS, BECOMING NE 7 FT AT 6 SECONDS
AND S 1 FOOT AT 5 SECONDS.
SAT NIGHT
NE WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. SEAS 6 TO
8 FT. WAVE DETAIL: E 8 FT AT 7 SECONDS.
SUN
E WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT IN THE
AFTERNOON. SEAS 6 TO 8 FT, SUBSIDING TO 5 TO 7 FT IN THE
AFTERNOON. WAVE DETAIL: E 8 FT AT 8 SECONDS, BECOMING E 7 FT AT
8 SECONDS.
SUN NIGHT
E WINDS 10 TO 15 KT, BECOMING SE 5 TO 10 KT AFTER
MIDNIGHT. SEAS 4 TO 6 FT, SUBSIDING TO 4 TO 5 FT AFTER MIDNIGHT.
WAVE DETAIL: E 6 FT AT 9 SECONDS, BECOMING E 5 FT AT 9 SECONDS.
MON
SE WINDS 5 TO 10 KT. SEAS 4 TO 5 FT.
MON NIGHT
SE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.
TUE
S WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.
TUE NIGHT
S WINDS 10 KT. SEAS 3 TO 4 FT.
AMZ352-280815-
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-
210 PM EDT FRI MAR 27 2026
...GALE WARNING IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY
AFTERNOON...
THIS AFTERNOON
S WINDS 10 TO 15 KT. SEAS 2 FT. WAVE DETAIL: S
2 FT AT 3 SECONDS AND E 2 FT AT 7 SECONDS.
TONIGHT
SW WINDS 10 TO 15 KT, BECOMING W 15 TO 20 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT 4 SECONDS AND E
2 FT AT 7 SECONDS.
SAT
NE WINDS 25 TO 30 KT WITH GUSTS TO 35 KT. SEAS 3 TO 4 FT,
BUILDING TO 5 TO 7 FT IN THE AFTERNOON. WAVE DETAIL: NE 4 FT AT 7
SECONDS AND NW 2 FT AT 4 SECONDS, BECOMING NE 7 FT AT 6 SECONDS.
SAT NIGHT
NE WINDS 25 KT WITH GUSTS TO 30 KT. SEAS 6 TO 8 FT.
WAVE DETAIL: E 8 FT AT 7 SECONDS.
SUN
E WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT IN THE
AFTERNOON. SEAS 6 TO 8 FT, SUBSIDING TO 5 TO 7 FT IN THE
AFTERNOON. WAVE DETAIL: E 8 FT AT 8 SECONDS, BECOMING E 7 FT AT
9 SECONDS.
SUN NIGHT
E WINDS 10 TO 15 KT, BECOMING SE 5 TO 10 KT AFTER
MIDNIGHT. SEAS 5 TO 6 FT, SUBSIDING TO 4 TO 5 FT AFTER MIDNIGHT.
WAVE DETAIL: E 6 FT AT 9 SECONDS, BECOMING E 5 FT AT 9 SECONDS.
MON
E WINDS 5 TO 10 KT. SEAS 4 TO 5 FT.
MON NIGHT
SE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.
TUE
SE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.
TUE NIGHT
S WINDS 10 KT. SEAS 3 TO 4 FT.
AMZ354-280815-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM, INCLUDING
GRAYS REEF NATIONAL MARINE SANCTUARY-
210 PM EDT FRI MAR 27 2026
...GALE WARNING IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY
AFTERNOON...
THIS AFTERNOON
S WINDS 10 TO 15 KT. SEAS 2 FT. WAVE DETAIL: E
2 FT AT 7 SECONDS.
TONIGHT
S WINDS 10 TO 15 KT, BECOMING W AFTER MIDNIGHT. SEAS
2 TO 3 FT. WAVE DETAIL: E 3 FT AT 7 SECONDS AND S 2 FT AT
3 SECONDS.
SAT
NE WINDS 25 TO 30 KT WITH GUSTS TO 35 KT. SEAS 3 TO 4 FT,
BUILDING TO 5 TO 7 FT IN THE AFTERNOON. WAVE DETAIL: NE 4 FT AT 7
SECONDS AND NW 1 FOOT AT 2 SECONDS, BECOMING NE 7 FT AT 6 SECONDS.
SAT NIGHT
NE WINDS 25 TO 30 KT. SEAS 7 TO 9 FT. WAVE DETAIL: E
9 FT AT 8 SECONDS.
SUN
E WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT IN THE
AFTERNOON. SEAS 7 TO 9 FT, SUBSIDING TO 6 TO 8 FT IN THE
AFTERNOON. WAVE DETAIL: E 8 FT AT 9 SECONDS, BECOMING E 7 FT AT
10 SECONDS.
SUN NIGHT
E WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT AFTER
MIDNIGHT. SEAS 5 TO 7 FT, SUBSIDING TO 5 TO 6 FT AFTER MIDNIGHT.
WAVE DETAIL: E 7 FT AT 11 SECONDS, BECOMING E 6 FT AT 10 SECONDS.
MON
E WINDS 5 TO 10 KT. SEAS 4 TO 5 FT.
MON NIGHT
SE WINDS 5 TO 10 KT. SEAS 4 TO 5 FT.
TUE
SE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.
TUE NIGHT
S WINDS 10 KT. SEAS 3 TO 4 FT.
AMZ374-280815-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA FROM 20 TO 60 NM-
210 PM EDT FRI MAR 27 2026
...GALE WARNING IN EFFECT FROM LATE TONIGHT THROUGH LATE SATURDAY
NIGHT...
THIS AFTERNOON
S WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: E 3 FT AT 8 SECONDS.
TONIGHT
S WINDS 10 TO 15 KT, BECOMING SW 15 TO 20 KT WITH
GUSTS TO 25 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT, BUILDING TO 3 TO
4 FT. WAVE DETAIL: E 3 FT AT 8 SECONDS AND S 2 FT AT 3 SECONDS,
BECOMING SW 2 FT AT 4 SECONDS AND E 2 FT AT 8 SECONDS.
SAT
NE WINDS 25 TO 30 KT WITH GUSTS TO 40 KT, INCREASING TO 30
TO 35 KT WITH GUSTS TO 45 KT. SEAS 4 TO 6 FT, BUILDING TO 8 TO 10
FT IN THE AFTERNOON. WAVE DETAIL: NE 6 FT AT 7 SECONDS AND NW 3
FT AT 4 SECONDS, BECOMING NE 10 FT AT 7 SECONDS.
SAT NIGHT
NE WINDS 25 TO 30 KT WITH GUSTS TO 35 KT. SEAS 9 TO
11 FT. WAVE DETAIL: NE 11 FT AT 8 SECONDS.
SUN
E WINDS 20 TO 25 KT, DIMINISHING TO 15 TO 20 KT IN THE
AFTERNOON. SEAS 9 TO 11 FT, SUBSIDING TO 8 TO 10 FT IN THE
AFTERNOON. WAVE DETAIL: E 11 FT AT 10 SECONDS, BECOMING E 10 FT
AT 11 SECONDS.
SUN NIGHT
E WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. SEAS 7 TO
9 FT, SUBSIDING TO 6 TO 8 FT AFTER MIDNIGHT. WAVE DETAIL: E 8 FT
AT 11 SECONDS, BECOMING E 7 FT AT 10 SECONDS.
MON
E WINDS 5 TO 10 KT. SEAS 5 TO 7 FT.
MON NIGHT
SE WINDS 5 TO 10 KT. SEAS 4 TO 6 FT.
TUE
SE WINDS 5 TO 10 KT. SEAS 4 TO 5 FT.
TUE NIGHT
S WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.
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