721
FZUS52 KJAX 102330
CWFJAX
COASTAL WATERS FORECAST FOR NORTHEAST FLORIDA/SOUTHEAST GEORGIA
NATIONAL WEATHER SERVICE JACKSONVILLE FL
730 PM EDT FRI JUL 10 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.
AMZ400-111430-
SYNOPSIS FOR ALTAMAHA SOUND GA TO FLAGLER BEACH FL OUT TO 60 NM-
730 PM EDT FRI JUL 10 2026
SYNOPSIS
ATLANTIC HIGH PRESSURE WILL CONTINUE TO EXTEND ITS AXIS WESTWARD
ACROSS THE FLORIDA PENINSULA THROUGH SATURDAY MORNING, WITH THIS
WEATHER PATTERN MAINTAINING A PREVAILING SOUTHWESTERLY WIND FLOW
DURING THE OVERNIGHT AND MORNING HOURS, WITH SOUTHEAST AND SOUTHERLY
WINDS THEN SURGING TO CAUTION LEVELS DURING THE LATE AFTERNOON AND
EVENING HOURS AS THE ATLANTIC SEA BREEZE SHIFTS INLAND THROUGH
SATURDAY. TROUGHING WILL THEN DEVELOP OVER THE SOUTHEASTERN STATES
BY LATE SATURDAY AND SUNDAY, WITH PREVAILING WESTERLY WINDS FORECAST
AND INCREASING CHANCES FOR AFTERNOON AND EVENING THUNDERSTORMS,
ESPECIALLY BY SUNDAY AND MONDAY. A FRONTAL BOUNDARY WILL THEN SINK
INTO THE SOUTHEASTERN STATES EARLY NEXT WEEK, WITH THIS FEATURE
LIKELY STALLING OVER THE SOUTHEAST GEORGIA WATERS BY TUESDAY BEFORE
WEAKENING TOWARDS MIDWEEK. NUMEROUS SHOWERS AND THUNDERSTORMS ARE
FORECAST ON TUESDAY ACROSS OUR LOCAL WATERS, WITH COVERAGE THEN
EXPECTED TO GRADUALLY DECREASE BY WEDNESDAY AND ESPECIALLY THURSDAY.
GULF STREAM
THE APPROXIMATE LOCATION OF THE WEST WALL OF THE GULF STREAM AS OF
JUL 10, 2026 AT 0000 UTC...
46 NAUTICAL MILES EAST OF FLAGLER BEACH.
49 NAUTICAL MILES EAST OF SAINT AUGUSTINE BEACH.
56 NAUTICAL MILES EAST SOUTHEAST OF JACKSONVILLE BEACH.
66 NAUTICAL MILES EAST SOUTHEAST OF ST SIMONS ISLAND.
THIS DATA DERIVED FROM NCEP GLOBAL RTOFS MODEL.
AMZ450-452-454-111430-
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-
730 PM EDT FRI JUL 10 2026
...SMALL CRAFT EXERCISE CAUTION IN EFFECT UNTIL 1 AM EDT
SATURDAY...
REST OF TONIGHT
SOUTH WINDS 15 TO 20 KNOTS, BECOMING SOUTHWEST
10 TO 15 KNOTS. SEAS 2 TO 4 FEET, OCCASIONALLY TO 5 FEET. WAVE
DETAIL: SOUTHEAST 3 FEET AT 4 SECONDS. INTRACOASTAL WATERS
CHOPPY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS EARLY.
SATURDAY
SOUTHWEST WINDS 5 TO 10 KNOTS, BECOMING SOUTH 10 TO
15 KNOTS IN THE AFTERNOON. SEAS 2 TO 3 FEET. WAVE DETAIL:
SOUTHEAST 3 FEET AT 5 SECONDS AND SOUTHEAST 2 FEET AT 8 SECONDS.
INTRACOASTAL WATERS A MODERATE CHOP.
SATURDAY NIGHT
SOUTHWEST WINDS 15 TO 20 KNOTS, BECOMING WEST
10 TO 15 KNOTS AFTER MIDNIGHT. SEAS 2 TO 3 FEET. WAVE DETAIL:
SOUTH 3 FEET AT 5 SECONDS. INTRACOASTAL WATERS CHOPPY. A SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING.
SUNDAY
WEST WINDS 5 TO 10 KNOTS, BECOMING SOUTH IN THE
AFTERNOON. SEAS 2 TO 3 FEET. WAVE DETAIL: SOUTHWEST 2 FEET AT
4 SECONDS AND SOUTHEAST 2 FEET AT 8 SECONDS. INTRACOASTAL WATERS
LIGHT CHOP. A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON.
SUNDAY NIGHT
SOUTHWEST WINDS 10 TO 15 KNOTS, BECOMING WEST
5 TO 10 KNOTS AFTER MIDNIGHT. SEAS 2 TO 3 FEET. WAVE DETAIL:
SOUTH 2 FEET AT 4 SECONDS AND SOUTHEAST 2 FEET AT 8 SECONDS.
INTRACOASTAL WATERS A MODERATE CHOP. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN A SLIGHT CHANCE OF SHOWERS
AFTER MIDNIGHT.
MONDAY AND MONDAY NIGHT
WEST WINDS 5 TO 10 KNOTS. SEAS AROUND
2 FEET. WAVE DETAIL: SOUTHEAST 2 FEET AT 8 SECONDS. INTRACOASTAL
WATERS LIGHT CHOP. A CHANCE OF SHOWERS AND THUNDERSTORMS.
TUESDAY THROUGH WEDNESDAY
SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS
2 TO 3 FEET. INTRACOASTAL WATERS LIGHT CHOP. A CHANCE OF SHOWERS
AND THUNDERSTORMS.
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.
AMZ470-472-474-111430-
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-
730 PM EDT FRI JUL 10 2026
...SMALL CRAFT EXERCISE CAUTION IN EFFECT UNTIL 1 AM EDT
SATURDAY...
REST OF TONIGHT
SOUTH WINDS 15 TO 20 KNOTS, BECOMING SOUTHWEST
10 TO 15 KNOTS. SEAS 3 TO 4 FEET, OCCASIONALLY TO 5 FEET. WAVE
DETAIL: SOUTH 4 FEET AT 5 SECONDS AND SOUTHEAST 3 FEET AT
8 SECONDS.
SATURDAY
SOUTHWEST WINDS 5 TO 10 KNOTS, BECOMING SOUTH 10 TO
15 KNOTS IN THE AFTERNOON. SEAS 2 TO 3 FEET. WAVE DETAIL: SOUTH
3 FEET AT 5 SECONDS AND SOUTHEAST 3 FEET AT 8 SECONDS.
SATURDAY NIGHT
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS 3 TO
4 FEET, OCCASIONALLY TO 5 FEET. WAVE DETAIL: SOUTH 3 FEET AT
5 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: WEST 2 FEET AT
4 SECONDS AND SOUTHEAST 2 FEET AT 8 SECONDS. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
SUNDAY NIGHT
SOUTHWEST WINDS 10 TO 15 KNOTS, BECOMING WEST
AFTER MIDNIGHT. SEAS 2 TO 3 FEET. WAVE DETAIL: SOUTH 2 FEET AT
4 SECONDS AND SOUTHEAST 2 FEET AT 8 SECONDS. A CHANCE OF SHOWERS.
A CHANCE OF THUNDERSTORMS, MAINLY IN THE EVENING.
MONDAY
WEST WINDS 5 TO 10 KNOTS, BECOMING SOUTH IN THE
AFTERNOON. SEAS AROUND 2 FEET. WAVE DETAIL: SOUTHEAST 2 FEET AT
8 SECONDS. A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON.
MONDAY NIGHT
SOUTHWEST WINDS 5 TO 10 KNOTS, BECOMING WEST
AFTER MIDNIGHT. SEAS AROUND 2 FEET. SHOWERS LIKELY WITH A CHANCE
OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.
TUESDAY
NORTH WINDS 5 TO 10 KNOTS, BECOMING SOUTH. SEAS 2 TO
3 FEET. A SLIGHT CHANCE OF SHOWERS THROUGH THE DAY. A SLIGHT
CHANCE OF THUNDERSTORMS. A CHANCE OF SHOWERS THROUGH THE NIGHT. A
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.
WEDNESDAY
NORTH WINDS 5 TO 10 KNOTS, BECOMING SOUTHWEST. SEAS
AROUND 3 FEET. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.
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