284
FZUS52 KJAX 222256
CWFJAX
COASTAL WATERS FORECAST FOR NORTHEAST FLORIDA/SOUTHEAST GEORGIA
NATIONAL WEATHER SERVICE JACKSONVILLE FL
656 PM EDT TUE SEP 22 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.
AMZ400-231400-
SYNOPSIS FOR ALTAMAHA SOUND GA TO FLAGLER BEACH FL OUT TO 60 NM-
656 PM EDT TUE SEP 22 2026
SYNOPSIS
LOW PRESSURE WILL STRENGTHEN WELL TO THE NORTHEAST OF THE REGION
THIS PERIOD, AND TRACKS FURTHER TO THE NORTH OF THE AREA. HIGH
PRESSURE WILL BUILD DOWN THE EASTERN US COASTAL STATES WEDNESDAY
CAUSING A BACKDOOR COLD FRONT TO SWEEP SOUTHWARD. THE GRADIENT
BETWEEN THE HIGH, AND THE FRONT TRAILING FROM THE LOW TO THE
NORTHEAST, WILL YIELD SMALL CRAFT ADVISORY CONDITIONS BEGINNING
WEDNESDAY AFTERNOON, AND LASTING THROUGH FRIDAY. A PERIOD OF GALE
CONDITIONS WILL BE POSSIBLE THURSDAY INTO THURSDAY NIGHT.
GULF STREAM
THE APPROXIMATE LOCATION OF THE WEST WALL OF THE GULF STREAM AS OF
SEP 22, 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.
71 NAUTICAL MILES EAST SOUTHEAST OF ST SIMONS ISLAND.
THIS DATA DERIVED FROM NCEP GLOBAL RTOFS MODEL.
AMZ450-470-231400-
COASTAL WATERS FROM ALTAMAHA SOUND TO FERNANDINA BEACH FL OUT
20 NM-
WATERS FROM ALTAMAHA SOUND GA TO FERNANDINA BEACH FL FROM 20 TO
60 NM-
656 PM EDT TUE SEP 22 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY MORNING THROUGH
FRIDAY EVENING...
TONIGHT
NORTHEAST WINDS AROUND 10 KNOTS. SEAS 2 TO 3 FEET.
WAVE DETAIL: EAST 3 FEET AT 7 SECONDS. INTRACOASTAL WATERS LIGHT
CHOP. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS THIS EVENING,
THEN A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
WEDNESDAY
NORTHEAST WINDS 15 TO 20 KNOTS, INCREASING TO 20 TO
25 KNOTS IN THE AFTERNOON. SEAS 2 TO 4 FEET, OCCASIONALLY TO
5 FEET, BUILDING TO 4 TO 6 FEET, OCCASIONALLY TO 8 FEET IN THE
AFTERNOON. WAVE DETAIL: NORTHEAST 4 FEET AT 7 SECONDS, BECOMING
NORTHEAST 5 FEET AT 5 SECONDS. INTRACOASTAL WATERS ROUGH. A
CHANCE OF THUNDERSTORMS. SHOWERS LIKELY, MAINLY IN THE MORNING.
WEDNESDAY NIGHT
NORTHEAST WINDS 20 TO 25 KNOTS. SEAS 5 TO
8 FEET, OCCASIONALLY TO 10 FEET. WAVE DETAIL: NORTHEAST 7 FEET AT
7 SECONDS. INTRACOASTAL WATERS ROUGH. SHOWERS LIKELY WITH A
CHANCE OF THUNDERSTORMS.
THURSDAY
NORTH WINDS 25 TO 30 KNOTS. SEAS 6 TO 9 FEET,
OCCASIONALLY TO 11 FEET, BUILDING TO 8 TO 11 FEET, OCCASIONALLY
TO 14 FEET IN THE AFTERNOON. WAVE DETAIL: NORTHEAST 9 FEET AT
7 SECONDS, BECOMING NORTHEAST 11 FEET AT 8 SECONDS. INTRACOASTAL
WATERS VERY ROUGH. SHOWERS LIKELY. A SLIGHT CHANCE OF
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF THUNDERSTORMS IN
THE AFTERNOON.
THURSDAY NIGHT
NORTHEAST WINDS 25 TO 30 KNOTS. SEAS 9 TO
12 FEET, OCCASIONALLY TO 15 FEET. WAVE DETAIL: NORTHEAST 12 FEET
AT 9 SECONDS. INTRACOASTAL WATERS VERY ROUGH. A CHANCE OF SHOWERS
WITH A SLIGHT CHANCE OF THUNDERSTORMS.
FRIDAY
NORTH WINDS 20 TO 25 KNOTS. SEAS 8 TO 11 FEET,
OCCASIONALLY TO 14 FEET. WAVE DETAIL: NORTHEAST 11 FEET AT
12 SECONDS. INTRACOASTAL WATERS ROUGH.
FRIDAY NIGHT
NORTH WINDS 15 TO 20 KNOTS. SEAS 7 TO 10 FEET,
OCCASIONALLY TO 13 FEET, SUBSIDING TO 6 TO 8 FEET, OCCASIONALLY
TO 10 FEET AFTER MIDNIGHT. INTRACOASTAL WATERS CHOPPY.
SATURDAY
NORTH WINDS 15 TO 20 KNOTS, BECOMING NORTHEAST 5 TO
10 KNOTS. SEAS 5 TO 8 FEET, OCCASIONALLY TO 10 FEET, SUBSIDING TO
4 TO 6 FEET, OCCASIONALLY TO 8 FEET AFTER MIDNIGHT. INTRACOASTAL
WATERS CHOPPY.
SUNDAY
NORTHEAST WINDS 5 TO 10 KNOTS, BECOMING SOUTH. SEAS
4 TO 6 FEET, OCCASIONALLY TO 8 FEET, SUBSIDING TO 3 TO 4 FEET,
OCCASIONALLY TO 5 FEET AFTER MIDNIGHT. INTRACOASTAL WATERS LIGHT
CHOP.
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.
AMZ452-454-472-474-231400-
COASTAL WATERS FROM FERNANDINA BEACH TO ST. AUGUSTINE FL OUT
20 NM-
COASTAL WATERS FROM ST. AUGUSTINE TO FLAGLER BEACH FL OUT 20 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-
656 PM EDT TUE SEP 22 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY EVENING THROUGH
LATE FRIDAY NIGHT...
TONIGHT
NORTHEAST WINDS AROUND 10 KNOTS. SEAS 2 TO 3 FEET.
WAVE DETAIL: EAST 3 FEET AT 7 SECONDS. INTRACOASTAL WATERS LIGHT
CHOP. A SLIGHT CHANCE OF SHOWERS THIS EVENING, THEN A CHANCE OF
SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.
WEDNESDAY
NORTH WINDS 10 TO 15 KNOTS, BECOMING NORTHEAST 15 TO
20 KNOTS IN THE AFTERNOON. SEAS 2 TO 3 FEET, BUILDING TO 3 TO
5 FEET, OCCASIONALLY TO 6 FEET IN THE AFTERNOON. WAVE DETAIL:
NORTHEAST 3 FEET AT 7 SECONDS, BECOMING NORTHEAST 4 FEET AT
7 SECONDS. INTRACOASTAL WATERS CHOPPY. A CHANCE OF THUNDERSTORMS.
A CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS LIKELY IN THE
AFTERNOON.
WEDNESDAY NIGHT
NORTHEAST WINDS 15 TO 20 KNOTS, INCREASING TO
20 TO 25 KNOTS AFTER MIDNIGHT. SEAS 3 TO 5 FEET, OCCASIONALLY TO
6 FEET, BUILDING TO 5 TO 7 FEET, OCCASIONALLY TO 9 FEET AFTER
MIDNIGHT. WAVE DETAIL: NORTHEAST 5 FEET AT 6 SECONDS, BECOMING
NORTHEAST 6 FEET AT 6 SECONDS. INTRACOASTAL WATERS ROUGH. A
CHANCE OF THUNDERSTORMS. A CHANCE OF SHOWERS IN THE EVENING, THEN
SHOWERS LIKELY AFTER MIDNIGHT.
THURSDAY
NORTH WINDS 20 TO 25 KNOTS, INCREASING TO 25 TO
30 KNOTS IN THE AFTERNOON. SEAS 5 TO 7 FEET, OCCASIONALLY TO
9 FEET, BUILDING TO 8 TO 11 FEET, OCCASIONALLY TO 14 FEET IN THE
AFTERNOON. WAVE DETAIL: NORTHEAST 7 FEET AT 7 SECONDS, BECOMING
NORTHEAST 10 FEET AT 8 SECONDS. INTRACOASTAL WATERS VERY ROUGH.
SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING, THEN A
CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
THURSDAY NIGHT
NORTHEAST WINDS 25 TO 30 KNOTS. SEAS 9 TO 12
FEET, OCCASIONALLY TO 15 FEET. WAVE DETAIL: NORTHEAST 12 FEET AT 9
SECONDS. INTRACOASTAL WATERS VERY ROUGH. A SLIGHT CHANCE OF
THUNDERSTORMS. SHOWERS LIKELY, MAINLY IN THE EVENING.
FRIDAY
NORTH WINDS 20 TO 25 KNOTS. SEAS 9 TO 12 FEET,
OCCASIONALLY TO 15 FEET. WAVE DETAIL: NORTHEAST 12 FEET AT
12 SECONDS. INTRACOASTAL WATERS ROUGH. A SLIGHT CHANCE OF
THUNDERSTORMS. A CHANCE OF SHOWERS, MAINLY IN THE MORNING.
FRIDAY NIGHT
NORTH WINDS 20 TO 25 KNOTS, DIMINISHING TO 15 TO
20 KNOTS AFTER MIDNIGHT. SEAS 8 TO 11 FEET, OCCASIONALLY TO
14 FEET, SUBSIDING TO 7 TO 9 FEET, OCCASIONALLY TO 11 FEET AFTER
MIDNIGHT. INTRACOASTAL WATERS ROUGH.
SATURDAY
NORTH WINDS 15 TO 20 KNOTS, BECOMING NORTHEAST 10 TO
15 KNOTS. SEAS 5 TO 8 FEET, OCCASIONALLY TO 10 FEET. INTRACOASTAL
WATERS CHOPPY.
SUNDAY
NORTHEAST WINDS 10 TO 15 KNOTS, BECOMING SOUTHEAST.
SEAS 4 TO 6 FEET, OCCASIONALLY TO 8 FEET. INTRACOASTAL WATERS A
MODERATE CHOP.
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.
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