319
FZUS52 KJAX 130626
CWFJAX
COASTAL WATERS FORECAST FOR NORTHEAST FLORIDA/SOUTHEAST GEORGIA
NATIONAL WEATHER SERVICE JACKSONVILLE FL
226 AM EDT SUN SEP 13 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.
AMZ400-132100-
SYNOPSIS FOR ALTAMAHA SOUND GA TO FLAGLER BEACH FL OUT TO 60 NM-
226 AM EDT SUN SEP 13 2026
SYNOPSIS
OFFSHORE WINDS WILL CONTINUE ACROSS THE AREA WATERS TODAY AND ON
MONDAY, EXCEPT FOR A SEA BREEZE WHICH WILL SHIFT WINDS TO THE
SOUTHEAST AND SOUTH DURING THE AFTERNOON HOURS. ANOTHER GOOD CHANCE
OF A COUPLE OF STRONG THUNDERSTORMS THIS AFTERNOON AND EVENING.
STRONG GUSTY WINDS AND VERY HEAVY RAINFALL WILL ACCOMPANY THE
STRONGER STORMS. ON MONDAY, LESS THUNDERSTORM ACTIVITY IS EXPECTED
AND LIKELY BE LIMITED TO NORTHEAST FLORIDA NEARSHORE WATERS. FROM
TUESDAY THROUGH THURSDAY, A STRONG NORTHEAST WIND SURGE WILL BRING
SMALL CRAFT ADVISORY CONDITIONS, ROUGH SEAS, AND NUMEROUS SHOWERS
AND A FEW THUNDERSTORMS OVER THE AREA WATERS.
GULF STREAM
THE APPROXIMATE LOCATION OF THE WEST WALL OF THE GULF STREAM AS OF
SEP 12, 2026 AT 0000 UTC...
50 NAUTICAL MILES EAST OF FLAGLER BEACH.
58 NAUTICAL MILES EAST OF SAINT AUGUSTINE BEACH.
64 NAUTICAL MILES EAST SOUTHEAST OF JACKSONVILLE BEACH.
76 NAUTICAL MILES EAST SOUTHEAST OF ST SIMONS ISLAND.
THIS DATA DERIVED FROM NCEP GLOBAL RTOFS MODEL.
AMZ450-452-454-132100-
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-
226 AM EDT SUN SEP 13 2026
REST OF TONIGHT
SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS AROUND
2 FEET. WAVE DETAIL: SOUTHEAST 2 FEET AT 4 SECONDS AND EAST
2 FEET AT 8 SECONDS. INTRACOASTAL WATERS LIGHT CHOP.
SUNDAY
WEST 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 AFTERNOON.
SUNDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS, BECOMING WEST AFTER
MIDNIGHT. SEAS AROUND 2 FEET. WAVE DETAIL: SOUTHEAST 2 FEET AT
9 SECONDS. INTRACOASTAL WATERS LIGHT CHOP. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE EVENING.
MONDAY
NORTHWEST WINDS 5 TO 10 KNOTS, BECOMING EAST IN THE
AFTERNOON. SEAS AROUND 2 FEET. WAVE DETAIL: SOUTHEAST 2 FEET AT
9 SECONDS. INTRACOASTAL WATERS LIGHT CHOP.
MONDAY NIGHT
SOUTHEAST WINDS AROUND 5 KNOTS, BECOMING EAST
AFTER MIDNIGHT. SEAS AROUND 2 FEET. WAVE DETAIL: EAST 2 FEET AT
9 SECONDS. INTRACOASTAL WATERS LIGHT CHOP.
TUESDAY
NORTHEAST WINDS 15 TO 20 KNOTS, INCREASING TO 25 TO
30 KNOTS IN THE AFTERNOON. SEAS 2 TO 3 FEET, BUILDING TO 4 TO
6 FEET, OCCASIONALLY TO 8 FEET IN THE AFTERNOON. WAVE DETAIL:
NORTHEAST 3 FEET AT 4 SECONDS AND EAST 2 FEET AT 9 SECONDS,
BECOMING NORTHEAST 6 FEET AT 5 SECONDS AND NORTHEAST 5 FEET AT
9 SECONDS. INTRACOASTAL WATERS VERY ROUGH. A CHANCE OF SHOWERS
WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING, THEN
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
TUESDAY NIGHT
NORTHEAST WINDS 20 TO 25 KNOTS. SEAS 5 TO
8 FEET, OCCASIONALLY TO 10 FEET. INTRACOASTAL WATERS ROUGH. A
CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT.
WEDNESDAY
NORTHEAST WINDS 25 TO 30 KNOTS. SEAS 6 TO 8 FEET,
OCCASIONALLY TO 10 FEET. INTRACOASTAL WATERS VERY ROUGH. A CHANCE
OF SHOWERS IN THE MORNING, THEN A SLIGHT CHANCE OF THUNDERSTORMS
IN THE AFTERNOON. A SLIGHT CHANCE OF SHOWERS. A SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT.
THURSDAY
NORTHEAST WINDS 20 TO 25 KNOTS, BECOMING EAST 15 TO
20 KNOTS. SEAS 5 TO 7 FEET, OCCASIONALLY TO 9 FEET, SUBSIDING TO
4 TO 5 FEET, OCCASIONALLY TO 6 FEET AFTER MIDNIGHT. INTRACOASTAL
WATERS ROUGH. SHOWERS LIKELY WITH A SLIGHT CHANCE OF
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF THUNDERSTORMS
THROUGH THE NIGHT. A CHANCE OF SHOWERS. A SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT.
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.
AMZ470-472-474-132100-
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-
226 AM EDT SUN SEP 13 2026
REST OF TONIGHT
SOUTHWEST WINDS AROUND 10 KNOTS. SEAS 2 TO
3 FEET. WAVE DETAIL: SOUTH 2 FEET AT 4 SECONDS AND SOUTHEAST
2 FEET AT 8 SECONDS.
SUNDAY
WEST WINDS 5 TO 10 KNOTS, BECOMING SOUTH IN THE
AFTERNOON. SEAS 2 TO 3 FEET. WAVE DETAIL: SOUTHEAST 3 FEET AT
8 SECONDS.
SUNDAY NIGHT
SOUTHWEST WINDS AROUND 10 KNOTS, BECOMING WEST
AFTER MIDNIGHT. SEAS 2 TO 3 FEET. WAVE DETAIL: SOUTHEAST 3 FEET
AT 9 SECONDS. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
EVENING.
MONDAY
NORTHWEST WINDS 5 TO 10 KNOTS, BECOMING NORTHEAST IN
THE AFTERNOON. SEAS 2 TO 3 FEET. WAVE DETAIL: SOUTHEAST 2 FEET AT
9 SECONDS. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
MORNING.
MONDAY NIGHT
EAST WINDS AROUND 5 KNOTS, INCREASING TO 5 TO
10 KNOTS AFTER MIDNIGHT. SEAS AROUND 2 FEET. WAVE DETAIL: EAST
2 FEET AT 9 SECONDS.
TUESDAY
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 3 FEET AT 4 SECONDS AND EAST
2 FEET AT 9 SECONDS, BECOMING NORTHEAST 6 FEET AT 9 SECONDS AND
NORTHEAST 5 FEET AT 5 SECONDS. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE MORNING, THEN SHOWERS LIKELY WITH
A CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
TUESDAY NIGHT
NORTHEAST WINDS 20 TO 25 KNOTS. SEAS 5 TO
8 FEET, OCCASIONALLY TO 10 FEET. A SLIGHT CHANCE OF
THUNDERSTORMS. A CHANCE OF SHOWERS, MAINLY IN THE EVENING.
WEDNESDAY
NORTHEAST WINDS 20 TO 25 KNOTS. SEAS 6 TO 8 FEET,
OCCASIONALLY TO 10 FEET. A SLIGHT CHANCE OF SHOWERS THROUGH THE
DAY. A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON, THEN A
CHANCE OF SHOWERS THROUGH THE NIGHT. A SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT.
THURSDAY
NORTHEAST WINDS 15 TO 20 KNOTS, BECOMING EAST 10 TO
15 KNOTS. SEAS 4 TO 6 FEET, OCCASIONALLY TO 8 FEET. A SLIGHT
CHANCE OF THUNDERSTORMS IN THE MORNING. SHOWERS LIKELY THROUGH
THE DAY. A CHANCE OF THUNDERSTORMS. A CHANCE OF SHOWERS THROUGH
THE NIGHT.
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page