258
FZUS52 KJAX 011522
CWFJAX
COASTAL WATERS FORECAST FOR NORTHEAST FLORIDA/SOUTHEAST GEORGIA
NATIONAL WEATHER SERVICE JACKSONVILLE FL
1122 AM EDT THU OCT 1 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.
AMZ400-020630-
SYNOPSIS FOR ALTAMAHA SOUND GA TO FLAGLER BEACH FL OUT TO 60 NM-
1122 AM EDT THU OCT 1 2026
SYNOPSIS
HIGH PRESSURE STRETCHING ACROSS THE COASTAL CAROLINAS WILL MOVE
OFFSHORE THIS AFTERNOON, WITH PREVAILING SOUTHEASTERLY WINDS
EXPECTED TO SURGE THIS EVENING, BUT SPEEDS ARE FORECAST TO REMAIN
JUST BELOW CAUTION LEVELS. A SURGE OF TROPICAL MOISTURE WILL SPREAD
NORTHWARD FROM THE FLORIDA PENINSULA TONIGHT AND FRIDAY, RESULTING
IN GRADUALLY INCREASING CHANCES FOR SHOWERS AND A FEW EMBEDDED
THUNDERSTORMS ACROSS OUR LOCAL WATERS. A FRONTAL BOUNDARY WILL THEN
ENTER THE SOUTHEASTERN STATES ON FRIDAY NIGHT AND SATURDAY, WITH
THIS BOUNDARY SLOWING ITS FORWARD PROGRESS AS IT APPROACHES OUR
LOCAL WATERS THROUGH MONDAY. COVERAGE OF SHOWERS AND THUNDERSTORMS
WILL CONTINUE TO INCREASE THIS WEEKEND. BY EARLY NEXT WEEK, STRONG
HIGH PRESSURE BUILDING OVER THE GREAT LAKES AND MID ATLANTIC REGION
WILL WEDGE DOWN THE SOUTHEASTERN SEABOARD COAST, PUSHING THE FRONT
SOUTHWARD ACROSS THE NORTHEAST FLORIDA WATERS BY MONDAY NIGHT AND
PROVIDING A SURGE OF NORTHEASTERLY WINDS AND BUILDING SEAS BY EARLY
TUESDAY. SMALL CRAFT ADVISORY CONDITIONS ARE LIKELY BY LATE MONDAY
NIGHT OR TUESDAY, WITH THE POTENTIAL FOR WIND GUSTS NEAR GALE FORCE
THROUGH AT LEAST MIDWEEK.
GULF STREAM
THE APPROXIMATE LOCATION OF THE WEST WALL OF THE GULF STREAM AS OF
SEP 30, 2026 AT 0000 UTC...
54 NAUTICAL MILES EAST OF FLAGLER BEACH.
58 NAUTICAL MILES EAST OF SAINT AUGUSTINE BEACH.
70 NAUTICAL MILES EAST SOUTHEAST OF JACKSONVILLE BEACH.
76 NAUTICAL MILES EAST SOUTHEAST OF ST SIMONS ISLAND.
THIS DATA DERIVED FROM NCEP GLOBAL RTOFS MODEL.
AMZ450-452-454-020630-
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-
1122 AM EDT THU OCT 1 2026
REST OF TODAY
EAST SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3
FEET. WAVE DETAIL: SOUTHEAST 3 FEET AT 4 SECONDS. INTRACOASTAL
WATERS A LIGHT CHOP. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS.
TONIGHT
EAST SOUTHEAST WINDS AROUND 15 KNOTS THIS EVENING,
BECOMING SOUTHEAST 10 TO 15 KNOTS AFTER MIDNIGHT. SEAS 2 TO 3
FEET. WAVE DETAIL: SOUTHEAST 3 FEET AT 4 SECONDS. INTRACOASTAL
WATERS A MODERATE CHOP. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE
OF THUNDERSTORMS.
FRIDAY
SOUTHEAST WINDS AROUND 10 KNOTS, BECOMING EAST SOUTHEAST
10 TO 15 KNOTS DURING THE AFTERNOON. SEAS 2 TO 3 FEET. WAVE
DETAIL: SOUTHEAST 3 FEET AT 5 SECONDS AND EAST 2 FEET AT 11
SECONDS. INTRACOASTAL WATERS A LIGHT CHOP. A CHANCE OF SHOWERS AND
THUNDERSTORMS.
FRIDAY NIGHT
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS 2 TO 3
FEET. WAVE DETAIL: SOUTHEAST 2 FEET AT 5 SECONDS AND EAST 2 FEET
AT 11 SECONDS. INTRACOASTAL WATERS A LIGHT CHOP. A CHANCE OF
SHOWERS AND THUNDERSTORMS, MAINLY IN THE EVENING.
SATURDAY
EAST SOUTHEAST WINDS AROUND 10 KNOTS. SEAS 2 TO 3
FEET. WAVE DETAIL: SOUTHEAST 2 FEET AT 5 SECONDS AND EAST 2 FEET
AT 10 SECONDS. INTRACOASTAL WATERS A LIGHT CHOP. SHOWERS
LIKELY WITH A CHANCE OF THUNDERSTORMS.
SATURDAY NIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3
FEET. WAVE DETAIL: SOUTHEAST 2 FEET AT 6 SECONDS. INTRACOASTAL
WATERS MOSTLY SMOOTH. A CHANCE OF SHOWERS AND THUNDERSTORMS.
SUNDAY
SOUTH WINDS 5 TO 10 KNOTS, BECOMING SOUTHEAST AROUND 10
KNOTS DURING THE AFTERNOON. SEAS 2 TO 3 FEET. INTRACOASTAL WATERS
BECOMING A LIGHT CHOP. SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS.
SUNDAY NIGHT
SOUTH WINDS AROUND 10 KNOTS, BECOMING SOUTHWEST 5
TO 10 KNOTS AFTER MIDNIGHT. SEAS 2 TO 3 FEET. INTRACOASTAL WATERS
BECOMING MOSTLY SMOOTH. SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS.
MONDAY
WEST WINDS AROUND 10 KNOTS, BECOMING NORTH NORTHEAST 10
TO 15 KNOTS DURING THE AFTERNOON. SEAS 2 TO 4 FEET. INTRACOASTAL
WATERS A LIGHT CHOP. SHOWERS AND THUNDERSTORMS LIKELY.
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.
AMZ470-472-474-020630-
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-
1122 AM EDT THU OCT 1 2026
REST OF TODAY
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3
FEET. WAVE DETAIL: SOUTHEAST 3 FEET AT 4 SECONDS AND EAST 2 FEET
AT 10 SECONDS. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS.
TONIGHT
EAST SOUTHEAST WINDS AROUND 15 KNOTS DURING THE
EVENING, BECOMING SOUTHEAST 10 TO 15 KNOTS AFTER MIDNIGHT. SEAS 3
TO 4 FEET, OCCASIONALLY TO 5 FEET. WAVE DETAIL: SOUTHEAST 3 FEET
AT 4 SECONDS AND EAST 2 FEET AT 10 SECONDS. A CHANCE OF SHOWERS
WITH A SLIGHT CHANCE OF THUNDERSTORMS.
FRIDAY
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS 3 TO 4 FEET,
OCCASIONALLY TO 5 FEET. WAVE DETAIL: SOUTHEAST 3 FEET AT 5 SECONDS
AND EAST 2 FEET AT 11 SECONDS. A CHANCE OF SHOWERS AND
THUNDERSTORMS.
FRIDAY NIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND 3 FEET.
WAVE DETAIL: SOUTHEAST 2 FEET AT 5 SECONDS AND EAST 2 FEET AT 10
SECONDS. A CHANCE OF SHOWERS AND THUNDERSTORMS.
SATURDAY AND SATURDAY NIGHT
SOUTHEAST WINDS AROUND 10 KNOTS.
SEAS AROUND 3 FEET. WAVE DETAIL: SOUTHEAST 3 FEET AT 7 SECONDS AND
EAST 2 FEET AT 10 SECONDS. SHOWERS AND THUNDERSTORMS LIKELY.
SUNDAY
SOUTH WINDS 5 TO 10 KNOTS, BECOMING SOUTHEAST AROUND 10
KNOTS DURING THE AFTERNOON. SEAS AROUND 3 FEET. SHOWERS LIKELY
WITH A CHANCE OF THUNDERSTORMS.
SUNDAY NIGHT
SOUTH WINDS AROUND 10 KNOTS, BECOMING SOUTHWEST 5
TO 10 KNOTS AFTER MIDNIGHT. SEAS 2 TO 3 FEET. SHOWERS LIKELY WITH
A CHANCE OF THUNDERSTORMS.
MONDAY
WEST WINDS AROUND 10 KNOTS, BECOMING NORTH NORTHEAST 10
TO 15 KNOTS DURING THE AFTERNOON. SEAS 3 TO 4 FEET. SHOWERS AND
THUNDERSTORMS LIKELY.
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.
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