686
FZUS52 KJAX 240013
CWFJAX
COASTAL WATERS FORECAST FOR NORTHEAST FLORIDA/SOUTHEAST GEORGIA
NATIONAL WEATHER SERVICE JACKSONVILLE FL
813 PM EDT SAT MAY 23 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.
AMZ400-241515-
SYNOPSIS FOR ALTAMAHA SOUND GA TO FLAGLER BEACH FL OUT TO 60 NM-
813 PM EDT SAT MAY 23 2026
SYNOPSIS
A STATIONARY FRONTAL BOUNDARY LOCATED TO THE NORTH AND NORTHWEST OF
OUR LOCAL WATERS WILL LIFT FURTHER NORTHWARD AS A WARM FRONT
TONIGHT AND SUNDAY. MEANWHILE, ATLANTIC HIGH PRESSURE CENTERED
NEAR BERMUDA WILL CONTINUE TO EXTEND ITS AXIS SOUTHWESTWARD
ACROSS OUR LOCAL WATERS THROUGH EARLY NEXT WEEK, MAINTAINING A
PREVAILING SOUTH TO SOUTHEASTERLY WIND FLOW, WITH SOUTHEASTERLY
WIND SURGES DURING THE LATE AFTERNOON AND EVENING HOURS
INCREASING SPEEDS TO CAUTION LEVELS FOR THE NORTHEAST FLORIDA
WATERS. WIDELY SCATTERED SHOWERS AND THUNDERSTORMS WILL REMAIN
POSSIBLE THROUGH SUNDAY ACROSS OUR LOCAL WATERS, WITH ACTIVITY
THEN BECOMING MORE ISOLATED ON MEMORIAL DAY AND TUESDAY.
ATLANTIC HIGH PRESSURE WILL THEN SHIFT SOUTHWARD DURING THE MID
TO LATE PORTIONS OF NEXT WEEK, WITH INCREASING CHANCES FOR
SHOWERS AND THUNDERSTORMS ACROSS OUR AREA AS PREVAILING WINDS
BECOME SOUTHERLY.
GULF STREAM
THE APPROXIMATE LOCATION OF THE WEST WALL OF THE GULF STREAM AS OF
MAY 23, 2026 AT 0000 UTC...
50 NAUTICAL MILES EAST OF FLAGLER BEACH.
53 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.
AMZ452-454-241515-
COASTAL WATERS FROM FERNANDINA BEACH TO ST. AUGUSTINE FL OUT
20 NM-
COASTAL WATERS FROM ST. AUGUSTINE TO FLAGLER BEACH FL OUT 20 NM-
813 PM EDT SAT MAY 23 2026
..SMALL CRAFT EXERCISE CAUTION IN EFFECT UNTIL 2 AM EDT SUNDAY
TONIGHT
SOUTH WINDS AROUND 15 KNOTS. SEAS 3 TO 4 FEET,
OCCASIONALLY TO 5 FEET. WAVE DETAIL: SOUTHEAST 4 FEET AT 8 SECONDS
AND SOUTHEAST 2 FEET AT 4 SECONDS. INTRACOASTAL WATERS A MODERATE
CHOP. A CHANCE OF SHOWERS AND THUNDERSTORMS, MAINLY THIS EVENING.
SUNDAY
SOUTHEAST WINDS 10 TO 15 KNOTS, INCREASING TO 15 TO
20 KNOTS IN THE AFTERNOON. SEAS 3 TO 4 FEET, OCCASIONALLY TO
5 FEET. WAVE DETAIL: SOUTHEAST 4 FEET AT 8 SECONDS. INTRACOASTAL
WATERS CHOPPY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE MORNING, THEN A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON.
SUNDAY NIGHT
SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS AROUND
4 FEET, OCCASIONALLY TO 5 FEET. WAVE DETAIL: SOUTHEAST 4 FEET AT
8 SECONDS. INTRACOASTAL WATERS CHOPPY. A SLIGHT CHANCE OF SHOWERS
AFTER MIDNIGHT.
MONDAY
SOUTHEAST WINDS 10 TO 15 KNOTS, INCREASING TO 15 TO 20
KNOTS IN THE AFTERNOON. SEAS 4 TO 5 FEET, OCCASIONALLY TO 6 FEET.
WAVE DETAIL: SOUTHEAST 5 FEET AT 8 SECONDS AND SOUTHEAST 4 FEET AT
5 SECONDS. INTRACOASTAL WATERS ROUGH. A SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS IN THE MORNING.
MONDAY NIGHT
SOUTHEAST WINDS AROUND 20 KNOTS, DIMINISHING TO
15 TO 20 KNOTS AFTER MIDNIGHT. SEAS 4 TO 5 FEET, OCCASIONALLY TO 6
FEET. WAVE DETAIL: SOUTHEAST 5 FEET AT 6 SECONDS AND EAST 4 FEET
AT 9 SECONDS. INTRACOASTAL WATERS ROUGH. A SLIGHT CHANCE OF
SHOWERS.
TUESDAY
SOUTHEAST WINDS AROUND 15 KNOTS, INCREASING TO 20 TO
25 KNOTS IN THE AFTERNOON. SEAS 4 TO 5 FEET, OCCASIONALLY TO
6 FEET. WAVE DETAIL: SOUTHEAST 5 FEET AT 5 SECONDS AND SOUTHEAST
5 FEET AT 8 SECONDS. INTRACOASTAL WATERS ROUGH.
TUESDAY NIGHT
SOUTHEAST WINDS 20 TO 25 KNOTS, BECOMING SOUTH
15 TO 20 KNOTS AFTER MIDNIGHT. SEAS 4 TO 5 FEET, OCCASIONALLY TO
6 FEET. INTRACOASTAL WATERS ROUGH. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS.
WEDNESDAY THROUGH THURSDAY
SOUTHWEST WINDS 15 TO 20 KNOTS.
SEAS 3 TO 5 FEET, OCCASIONALLY TO 6 FEET. INTRACOASTAL WATERS
CHOPPY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.
AMZ450-470-241515-
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-
813 PM EDT SAT MAY 23 2026
TONIGHT
SOUTH WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET,
OCCASIONALLY TO 5 FEET. WAVE DETAIL: SOUTHEAST 4 FEET AT
8 SECONDS. INTRACOASTAL WATERS A MODERATE CHOP. A CHANCE OF
SHOWERS. A CHANCE OF THUNDERSTORMS, MAINLY THIS EVENING.
SUNDAY
SOUTH WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET,
OCCASIONALLY TO 5 FEET. WAVE DETAIL: SOUTHEAST 4 FEET AT
8 SECONDS. INTRACOASTAL WATERS A MODERATE CHOP. A CHANCE OF
SHOWERS AND THUNDERSTORMS, MAINLY IN THE MORNING.
SUNDAY NIGHT
SOUTH WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET,
OCCASIONALLY TO 6 FEET. WAVE DETAIL: SOUTHEAST 4 FEET AT
8 SECONDS. INTRACOASTAL WATERS A MODERATE CHOP. A SLIGHT CHANCE
OF SHOWERS IN THE EVENING, THEN A CHANCE OF SHOWERS AFTER
MIDNIGHT.
MONDAY
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET,
OCCASIONALLY TO 5 FEET. WAVE DETAIL: SOUTHEAST 4 FEET AT
8 SECONDS. INTRACOASTAL WATERS A MODERATE CHOP. A SLIGHT CHANCE
OF SHOWERS IN THE MORNING.
MONDAY NIGHT
SOUTH WINDS AROUND 15 KNOTS. SEAS 4 TO 5 FEET,
OCCASIONALLY TO 6 FEET. WAVE DETAIL: SOUTHEAST 5 FEET AT
8 SECONDS AND SOUTHEAST 2 FEET AT 5 SECONDS. INTRACOASTAL WATERS
A MODERATE CHOP. A SLIGHT CHANCE OF SHOWERS.
TUESDAY
SOUTH WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET,
OCCASIONALLY TO 6 FEET. WAVE DETAIL: SOUTHEAST 5 FEET AT
8 SECONDS AND SOUTH 2 FEET AT 5 SECONDS. INTRACOASTAL WATERS A
MODERATE CHOP.
TUESDAY NIGHT
SOUTH WINDS 10 TO 15 KNOTS. SEAS 4 TO 5 FEET,
OCCASIONALLY TO 6 FEET. INTRACOASTAL WATERS A MODERATE CHOP. A
SLIGHT CHANCE OF THUNDERSTORMS. A SLIGHT CHANCE OF SHOWERS IN THE
EVENING, THEN A CHANCE OF SHOWERS AFTER MIDNIGHT.
WEDNESDAY THROUGH THURSDAY
SOUTHWEST WINDS 10 TO 15 KNOTS.
SEAS 3 TO 5 FEET, OCCASIONALLY TO 6 FEET. INTRACOASTAL WATERS A
MODERATE CHOP. A CHANCE OF SHOWERS AND THUNDERSTORMS.
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.
AMZ472-474-241515-
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-
813 PM EDT SAT MAY 23 2026
..SMALL CRAFT EXERCISE CAUTION IN EFFECT UNTIL 2 AM EDT SUNDAY
TONIGHT
SOUTHEAST WINDS AROUND 15 KNOTS. SEAS AROUND 4 FEET,
OCCASIONALLY TO 5 FEET. WAVE DETAIL: SOUTHEAST 4 FEET AT 8
SECONDS. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS.
SUNDAY
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS AROUND 4 FEET,
OCCASIONALLY TO 5 FEET. WAVE DETAIL: SOUTHEAST 4 FEET AT
8 SECONDS. A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING.
SUNDAY NIGHT
SOUTHEAST WINDS AROUND 15 KNOTS. SEAS 4 TO
5 FEET, OCCASIONALLY TO 6 FEET. WAVE DETAIL: SOUTHEAST 5 FEET AT
8 SECONDS.
MONDAY
SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 5 FEET,
OCCASIONALLY TO 6 FEET. WAVE DETAIL: SOUTHEAST 5 FEET AT
8 SECONDS AND SOUTHEAST 2 FEET AT 5 SECONDS.
MONDAY NIGHT
SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS AROUND
5 FEET, OCCASIONALLY TO 6 FEET. WAVE DETAIL: SOUTHEAST 5 FEET AT
8 SECONDS AND SOUTHEAST 3 FEET AT 5 SECONDS. A SLIGHT CHANCE OF
SHOWERS.
TUESDAY
SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 5 FEET,
OCCASIONALLY TO 6 FEET. WAVE DETAIL: SOUTHEAST 5 FEET AT
8 SECONDS AND SOUTHEAST 2 FEET AT 5 SECONDS.
TUESDAY NIGHT
SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS AROUND
5 FEET, OCCASIONALLY TO 6 FEET. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS.
WEDNESDAY
SOUTH WINDS 10 TO 15 KNOTS. SEAS 4 TO 5 FEET,
OCCASIONALLY TO 6 FEET. A CHANCE OF SHOWERS.
THURSDAY
SOUTH WINDS 5 TO 10 KNOTS, BECOMING SOUTHWEST 10 TO
15 KNOTS. SEAS 3 TO 4 FEET, OCCASIONALLY TO 5 FEET. A SLIGHT
CHANCE OF THUNDERSTORMS.
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.
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