118
FZUS52 KJAX 030431
CWFJAX
COASTAL WATERS FORECAST FOR NORTHEAST FLORIDA/SOUTHEAST GEORGIA
NATIONAL WEATHER SERVICE JACKSONVILLE FL
1231 AM EDT THU SEP 3 2026
ATLANTIC COASTAL WATERS FROM ALTAMAHA SOUND GA TO FLAGLER BEACH
FL OUT TO 60 NM.
SEAS ARE PROVIDED AS A RANGE OF THE AVERAGE HEIGHT OF THE HIGHEST
1/3 OF THE WAVES, ALONG WITH THE OCCASIONAL HEIGHT OF THE AVERAGE
HIGHEST 1/10 OF THE WAVES.
AMZ400-031945-
SYNOPSIS FOR ALTAMAHA SOUND GA TO FLAGLER BEACH FL OUT TO 60 NM-
1231 AM EDT THU SEP 3 2026
SYNOPSIS
ONSHORE EAST TO SOUTHEAST FLOW WILL CONTINUE WAVES OF SHOWERS AND
EMBEDDED THUNDERSTORMS AT TIMES THROUGH FRIDAY. PREVAILING WESTERLY
WINDS ARE THEN EXPECTED FROM SATURDAY THROUGH AT LEAST MONDAY
MORNING AS A FRONTAL BOUNDARY SINKS SOUTHWARD TOWARDS OUR REGION,
WITH THIS FEATURE MAINTAINING A STORMY WEATHER PATTERN. STRONGER
HIGH PRESSURE WILL BUILD DOWN THE SOUTHEASTERN SEABOARD EARLY NEXT
WEEK IN THE WAKE OF THIS BOUNDARY, LIKELY PUSHING THE FRONT OVER THE
NORTHEAST FLORIDA WATERS.
GULF STREAM
THE APPROXIMATE LOCATION OF THE WEST WALL OF THE GULF STREAM AS OF
SEP 02, 2026 AT 0000 UTC...
46 NAUTICAL MILES EAST OF FLAGLER BEACH.
53 NAUTICAL MILES EAST OF SAINT AUGUSTINE BEACH.
64 NAUTICAL MILES EAST SOUTHEAST OF JACKSONVILLE BEACH.
68 NAUTICAL MILES EAST SOUTHEAST OF ST SIMONS ISLAND.
THIS DATA DERIVED FROM NCEP GLOBAL RTOFS MODEL.
AMZ450-452-454-031945-
COASTAL WATERS FROM ALTAMAHA SOUND TO FERNANDINA BEACH FL OUT
20 NM-
COASTAL WATERS FROM FERNANDINA BEACH TO ST. AUGUSTINE FL OUT
20 NM-
COASTAL WATERS FROM ST. AUGUSTINE TO FLAGLER BEACH FL OUT 20 NM-
1231 AM EDT THU SEP 3 2026
REST OF TONIGHT
EAST WINDS AROUND 10 KNOTS. SEAS 3 TO 4 FEET,
OCCASIONALLY TO 5 FEET. WAVE DETAIL: EAST 3 FEET AT 10 SECONDS
AND NORTHEAST 2 FEET AT 5 SECONDS. INTRACOASTAL WATERS LIGHT
CHOP. A SLIGHT CHANCE OF SHOWERS LATE THIS EVENING, THEN A CHANCE
OF SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS.
THURSDAY
EAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET,
OCCASIONALLY TO 5 FEET. WAVE DETAIL: EAST 3 FEET AT 10 SECONDS.
INTRACOASTAL WATERS A MODERATE CHOP. A CHANCE OF SHOWERS. A
CHANCE OF THUNDERSTORMS, MAINLY IN THE MORNING.
THURSDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO
4 FEET, OCCASIONALLY TO 5 FEET. WAVE DETAIL: EAST 4 FEET AT
9 SECONDS. INTRACOASTAL WATERS A MODERATE CHOP. A SLIGHT CHANCE
OF THUNDERSTORMS. A SLIGHT CHANCE OF SHOWERS IN THE EVENING, THEN
A CHANCE OF SHOWERS AFTER MIDNIGHT.
FRIDAY
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS AROUND 3 FEET.
WAVE DETAIL: SOUTHEAST 3 FEET AT 8 SECONDS. INTRACOASTAL WATERS A
MODERATE CHOP. A CHANCE OF SHOWERS. A SLIGHT CHANCE OF
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF THUNDERSTORMS IN
THE AFTERNOON.
FRIDAY NIGHT
SOUTH WINDS 10 TO 15 KNOTS, BECOMING SOUTHWEST
5 TO 10 KNOTS AFTER MIDNIGHT. SEAS 2 TO 3 FEET. WAVE DETAIL:
SOUTHEAST 3 FEET AT 8 SECONDS. INTRACOASTAL WATERS A MODERATE
CHOP. A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING. A SLIGHT
CHANCE OF SHOWERS.
SATURDAY
SOUTHWEST WINDS 5 TO 10 KNOTS, BECOMING SOUTHEAST IN
THE AFTERNOON. SEAS AROUND 2 FEET. WAVE DETAIL: SOUTHEAST 2 FEET
AT 8 SECONDS. INTRACOASTAL WATERS LIGHT CHOP. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
SATURDAY NIGHT
SOUTHWEST WINDS AROUND 10 KNOTS. SEAS AROUND
2 FEET. INTRACOASTAL WATERS LIGHT CHOP. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
SUNDAY THROUGH MONDAY
EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO
3 FEET. INTRACOASTAL WATERS A MODERATE CHOP. SHOWERS LIKELY WITH
A CHANCE OF THUNDERSTORMS.
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.
AMZ470-472-474-031945-
WATERS FROM ALTAMAHA SOUND GA TO FERNANDINA BEACH FL FROM 20 TO
60 NM-
WATERS FROM FERNANDINA BEACH TO ST. AUGUSTINE FL FROM 20 TO 60 NM-
WATERS FROM ST. AUGUSTINE TO FLAGLER BEACH FL FROM 20 TO 60 NM-
1231 AM EDT THU SEP 3 2026
REST OF TONIGHT
EAST WINDS 10 TO 15 KNOTS. SEAS AROUND 4 FEET,
OCCASIONALLY TO 5 FEET. WAVE DETAIL: EAST 4 FEET AT 10 SECONDS
AND NORTHEAST 2 FEET AT 5 SECONDS. A CHANCE OF SHOWERS. A SLIGHT
CHANCE OF THUNDERSTORMS LATE THIS EVENING, THEN A CHANCE OF
THUNDERSTORMS.
THURSDAY
EAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET,
OCCASIONALLY TO 5 FEET. WAVE DETAIL: EAST 4 FEET AT 10 SECONDS
AND NORTHEAST 2 FEET AT 5 SECONDS. SHOWERS AND THUNDERSTORMS
LIKELY IN THE MORNING, THEN A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
THURSDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS AROUND
4 FEET, OCCASIONALLY TO 5 FEET. WAVE DETAIL: SOUTHEAST 4 FEET AT
9 SECONDS. A CHANCE OF SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS
IN THE EVENING, THEN A CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.
FRIDAY
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS 3 TO 4 FEET,
OCCASIONALLY TO 5 FEET. WAVE DETAIL: SOUTHEAST 4 FEET AT
8 SECONDS. A CHANCE OF SHOWERS AND THUNDERSTORMS, MAINLY IN THE
MORNING.
FRIDAY NIGHT
SOUTH WINDS AROUND 10 KNOTS. SEAS AROUND 3 FEET.
WAVE DETAIL: SOUTHEAST 3 FEET AT 8 SECONDS. A CHANCE OF SHOWERS
WITH A SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.
SATURDAY AND SATURDAY NIGHT
SOUTHWEST WINDS 10 TO 15 KNOTS.
SEAS 2 TO 3 FEET. WAVE DETAIL: SOUTHEAST 3 FEET AT 8 SECONDS AND
SOUTHWEST 2 FEET AT 4 SECONDS. A CHANCE OF SHOWERS AND
THUNDERSTORMS.
SUNDAY THROUGH MONDAY
EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO
4 FEET, OCCASIONALLY TO 5 FEET. SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS.
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.
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