446
FZUS52 KJAX 132358
CWFJAX
COASTAL WATERS FORECAST FOR NORTHEAST FLORIDA/SOUTHEAST GEORGIA
NATIONAL WEATHER SERVICE JACKSONVILLE FL
758 PM EDT SAT SEP 13 2025
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.
AMZ400-141500-
SYNOPSIS FOR ALTAMAHA SOUND GA TO FLAGLER BEACH FL OUT TO 60 NM-
758 PM EDT SAT SEP 13 2025
SYNOPSIS
A WAVE OF LOW PRESSURE BEGINS TO DEVELOP ALONG A STALLED FRONT
ACROSS SOUTH FLORIDA THROUGH TONIGHT AS HIGH PRESSURE PERSISTS
NORTHEAST OF THE REGION. INCREASING NORTHEAST WINDS BETWEEN THESE
TWO FEATURES WILL BRING SMALL CRAFT ADVISORY CONDITIONS ACROSS THE
LOCAL WATERS LATER THIS AFTERNOON THROUGH AT LEAST SUNDAY. WAVES OF
SHOWERS AND ISOLATED TO SCATTERED STORMS ARE EXPECTED, MAINLY ACROSS
THE NORTHEAST FLORIDA WATERS.
GULF STREAM
THE APPROXIMATE LOCATION OF THE WEST WALL OF THE GULF STREAM AS OF
SEP 11, 2025 AT 1200 UTC...
50 NAUTICAL MILES EAST OF FLAGLER BEACH.
59 NAUTICAL MILES EAST OF SAINT AUGUSTINE BEACH.
75 NAUTICAL MILES EAST OF JACKSONVILLE BEACH.
78 NAUTICAL MILES EAST OF ST SIMONS ISLAND.
THIS DATA COURTESY OF THE NAVAL OCEANOGRAPHIC OFFICE.
AMZ450-452-454-141500-
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-
758 PM EDT SAT SEP 13 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY EVENING
REST OF TONIGHT
NORTHEAST WINDS 20 TO 25 KNOTS. GUSTS UP TO
35 KNOTS EARLY. SEAS 6 TO 8 FEET, OCCASIONALLY TO 10 FEET. WAVE
DETAIL: NORTHEAST 8 FEET AT 7 SECONDS. INTRACOASTAL WATERS ROUGH.
A SLIGHT CHANCE OF THUNDERSTORMS EARLY. A CHANCE OF SHOWERS.
SUNDAY
NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 5 TO 7 FEET,
OCCASIONALLY TO 9 FEET. WAVE DETAIL: NORTHEAST 6 FEET AT
7 SECONDS. INTRACOASTAL WATERS CHOPPY. A SLIGHT CHANCE OF
THUNDERSTORMS. A CHANCE OF SHOWERS, MAINLY IN THE MORNING.
SUNDAY NIGHT
NORTHEAST WINDS 15 TO 20 KNOTS, DIMINISHING TO
10 TO 15 KNOTS AFTER MIDNIGHT. SEAS 4 TO 6 FEET, OCCASIONALLY TO
8 FEET. WAVE DETAIL: NORTHEAST 6 FEET AT 8 SECONDS. INTRACOASTAL
WATERS CHOPPY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
MONDAY
NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 5 FEET,
OCCASIONALLY TO 6 FEET. WAVE DETAIL: NORTHEAST 5 FEET AT
9 SECONDS AND EAST 4 FEET AT 5 SECONDS. INTRACOASTAL WATERS
CHOPPY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
MONDAY NIGHT AND TUESDAY
NORTHEAST WINDS 10 TO 15 KNOTS. SEAS
4 TO 5 FEET, OCCASIONALLY TO 6 FEET. WAVE DETAIL: NORTHEAST
4 FEET AT 6 SECONDS AND NORTHEAST 4 FEET AT 9 SECONDS.
INTRACOASTAL WATERS A MODERATE CHOP. A SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS.
TUESDAY NIGHT
NORTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO
4 FEET, OCCASIONALLY TO 5 FEET. WAVE DETAIL: NORTHEAST 4 FEET AT
9 SECONDS. INTRACOASTAL WATERS A MODERATE CHOP.
WEDNESDAY
NORTHEAST WINDS 10 TO 15 KNOTS, BECOMING EAST 5 TO
10 KNOTS. SEAS 2 TO 4 FEET, OCCASIONALLY TO 5 FEET. INTRACOASTAL
WATERS A MODERATE CHOP. A SLIGHT CHANCE OF SHOWERS AFTER
MIDNIGHT.
THURSDAY
NORTHEAST WINDS 10 TO 15 KNOTS, BECOMING EAST 5 TO
10 KNOTS. SEAS 2 TO 4 FEET, OCCASIONALLY TO 5 FEET. INTRACOASTAL
WATERS A MODERATE CHOP. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS.
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.
AMZ470-472-474-141500-
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-
758 PM EDT SAT SEP 13 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY EVENING
REST OF TONIGHT
NORTHEAST WINDS 20 TO 25 KNOTS. GUSTS UP TO
35 KNOTS EARLY. SEAS 6 TO 8 FEET, OCCASIONALLY TO 10 FEET. WAVE
DETAIL: NORTHEAST 8 FEET AT 8 SECONDS. A SLIGHT CHANCE OF
THUNDERSTORMS. A CHANCE OF SHOWERS EARLY, THEN SHOWERS LIKELY.
SUNDAY
NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 6 TO 7 FEET,
OCCASIONALLY TO 9 FEET. WAVE DETAIL: NORTHEAST 7 FEET AT
8 SECONDS. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS.
SUNDAY NIGHT
NORTHEAST WINDS 15 TO 20 KNOTS, DIMINISHING TO
10 TO 15 KNOTS AFTER MIDNIGHT. SEAS 5 TO 6 FEET, OCCASIONALLY TO
8 FEET. WAVE DETAIL: NORTHEAST 6 FEET AT 9 SECONDS. A CHANCE OF
SHOWERS AND THUNDERSTORMS.
MONDAY
NORTHEAST WINDS 15 TO 20 KNOTS. SEAS AROUND 5 FEET,
OCCASIONALLY TO 6 FEET. WAVE DETAIL: NORTHEAST 5 FEET AT
9 SECONDS AND EAST 3 FEET AT 5 SECONDS. A CHANCE OF SHOWERS AND
THUNDERSTORMS.
MONDAY NIGHT THROUGH TUESDAY NIGHT
NORTHEAST WINDS 10 TO
15 KNOTS. SEAS 4 TO 5 FEET, OCCASIONALLY TO 6 FEET. WAVE DETAIL:
NORTHEAST 5 FEET AT 9 SECONDS AND NORTHEAST 4 FEET AT 5 SECONDS.
A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
WEDNESDAY
EAST WINDS 5 TO 10 KNOTS. SEAS 3 TO 4 FEET,
OCCASIONALLY TO 5 FEET. WAVE DETAIL: NORTHEAST 4 FEET AT
9 SECONDS. A SLIGHT CHANCE OF SHOWERS. A SLIGHT CHANCE OF
THUNDERSTORMS.
THURSDAY
EAST WINDS 5 TO 10 KNOTS. SEAS 3 TO 4 FEET,
OCCASIONALLY TO 5 FEET. A SLIGHT CHANCE OF THUNDERSTORMS IN THE
MORNING. A CHANCE OF SHOWERS THROUGH THE DAY. A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON, THEN A SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS IN THE EVENING. A CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT.
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.
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