104
FZUS52 KJAX 280015
CWFJAX
COASTAL WATERS FORECAST FOR NORTHEAST FLORIDA/SOUTHEAST GEORGIA
NATIONAL WEATHER SERVICE JACKSONVILLE FL
815 PM EDT MON JUL 27 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.
AMZ400-281515-
SYNOPSIS FOR ALTAMAHA SOUND GA TO FLAGLER BEACH FL OUT TO 60 NM-
815 PM EDT MON JUL 27 2026
SYNOPSIS
A SLOW MOVING FRONTAL BOUNDARY APPROACHING THE GEORGIA WATERS WILL
STALL TONIGHT AND WILL DISSIPATE ON TUESDAY. LIGHT NORTHWEST TO
NORTHERLY WINDS WILL PREVAIL ACROSS OUR LOCAL WATERS TODAY, WITH
ONLY ISOLATED AFTERNOON SHOWERS AND THUNDERSTORMS, MOSTLY ACROSS THE
NORTHEAST FLORIDA WATERS. WINDS WILL BECOME ONSHORE OVER THE NEAR
SHORE WATERS TOWARDS NOON, FOLLOWED BY SOUTHERLY WINDS BRIEFLY
SURGING THROUGHOUT OUR LOCAL WATERS THIS EVENING, WITH SPEEDS
GENERALLY REMAINING BELOW CAUTION LEVELS. LIGHT PREVAILING WESTERLY
WINDS ARE FORECAST ON TUESDAY, WITH THE AFTERNOON SEA BREEZE
POTENTIALLY TRIGGERING ISOLATED TO WIDELY SCATTERED SHOWERS AND
THUNDERSTORMS THROUGH TUESDAY EVENING, MAINLY FOR THE NORTHEAST
FLORIDA WATERS.
ANOTHER FRONTAL BOUNDARY WILL SINK INTO THE DEEP SOUTH LATE THIS
WEEK, WITH THIS FEATURE BECOMING STATIONARY DURING THE WEEKEND.
STRONG TO SEVERE THUNDERSTORMS WILL BE POSSIBLE WELL IN ADVANCE OF
THIS FRONT ON WEDNESDAY AFTERNOON AND EVENING ACROSS OUR LOCAL
WATERS. SCATTERED TO NUMEROUS THUNDERSTORMS WILL CONTINUE ACROSS
THE NORTHEAST FLORIDA WATERS ON THURSDAY AND FRIDAY, WITH LESS
COVERAGE CURRENTLY FORECAST FOR THE GEORGIA WATERS. WAVES OF SHOWERS
AND THUNDERSTORMS WILL THEN OVERSPREAD ALL OF OUR LOCAL WATERS
DURING THE UPCOMING WEEKEND. OUTSIDE OF EXPECTED THUNDERSTORM
ACTIVITY, SOUTHWESTERLY WINDS WILL PREVAIL AND WILL STRENGTHEN AHEAD
OF THE APPROACHING FRONT BEGINNING TOWARDS MIDWEEK, WITH CAUTION
CONDITIONS LIKELY THROUGH THE UPCOMING WEEKEND AND PERIODS OF SMALL
CRAFT ADVISORY CONDITIONS POSSIBLE.
GULF STREAM
THE APPROXIMATE LOCATION OF THE WEST WALL OF THE GULF STREAM AS OF
JUL 27, 2026 AT 0000 UTC...
50 NAUTICAL MILES EAST OF FLAGLER BEACH.
49 NAUTICAL MILES EAST OF SAINT AUGUSTINE BEACH.
60 NAUTICAL MILES EAST SOUTHEAST OF JACKSONVILLE BEACH.
68 NAUTICAL MILES EAST SOUTHEAST OF ST SIMONS ISLAND.
THIS DATA DERIVED FROM NCEP GLOBAL RTOFS MODEL.
AMZ450-452-454-281515-
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-
815 PM EDT MON JUL 27 2026
REST OF TONIGHT
SOUTH WINDS AROUND 10 KNOTS, BECOMING
SOUTHWEST. SEAS AROUND 2 FEET. WAVE DETAIL: SOUTHEAST 2 FEET AT
3 SECONDS AND EAST 2 FEET AT 8 SECONDS. INTRACOASTAL WATERS LIGHT
CHOP.
TUESDAY
SOUTHWEST WINDS AROUND 5 KNOTS, BECOMING SOUTH 10 TO
15 KNOTS IN THE AFTERNOON. SEAS 2 TO 3 FEET. WAVE DETAIL: SOUTH
2 FEET AT 3 SECONDS AND EAST 2 FEET AT 8 SECONDS. INTRACOASTAL
WATERS A MODERATE CHOP.
TUESDAY NIGHT
SOUTHWEST WINDS 10 TO 15 KNOTS, INCREASING TO
15 TO 20 KNOTS AFTER MIDNIGHT. SEAS 2 TO 3 FEET. WAVE DETAIL:
SOUTH 3 FEET AT 4 SECONDS AND EAST 2 FEET AT 8 SECONDS.
INTRACOASTAL WATERS CHOPPY.
WEDNESDAY
SOUTHWEST WINDS 15 TO 20 KNOTS, DIMINISHING TO 10 TO
15 KNOTS IN THE AFTERNOON. SEAS 2 TO 3 FEET. WAVE DETAIL:
SOUTHWEST 3 FEET AT 4 SECONDS. INTRACOASTAL WATERS CHOPPY.
SHOWERS AND THUNDERSTORMS LIKELY IN THE AFTERNOON.
WEDNESDAY NIGHT
SOUTHWEST WINDS 15 TO 20 KNOTS. SEAS 2 TO
3 FEET. WAVE DETAIL: SOUTHWEST 3 FEET AT 4 SECONDS. INTRACOASTAL
WATERS CHOPPY. SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS IN
THE EVENING, THEN A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT.
THURSDAY
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.
WAVE DETAIL: WEST 3 FEET AT 4 SECONDS. INTRACOASTAL WATERS A
MODERATE CHOP. A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
MORNING, THEN SHOWERS AND THUNDERSTORMS LIKELY IN THE AFTERNOON.
THURSDAY NIGHT
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS 2 TO
3 FEET. INTRACOASTAL WATERS A MODERATE CHOP. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS.
FRIDAY
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS AROUND 2 FEET.
INTRACOASTAL WATERS A MODERATE CHOP. A SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS IN THE MORNING. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON, THEN A SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS THROUGH THE NIGHT.
SATURDAY
SOUTHWEST WINDS 15 TO 20 KNOTS. SEAS 2 TO 3 FEET.
INTRACOASTAL WATERS CHOPPY. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE MORNING, THEN SHOWERS AND
THUNDERSTORMS LIKELY IN THE AFTERNOON. A SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING. A SLIGHT CHANCE OF SHOWERS THROUGH
THE NIGHT.
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.
AMZ470-472-474-281515-
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-
815 PM EDT MON JUL 27 2026
REST OF TONIGHT
SOUTH WINDS AROUND 10 KNOTS, BECOMING
SOUTHWEST. SEAS AROUND 2 FEET. WAVE DETAIL: SOUTH 2 FEET AT
4 SECONDS AND EAST 2 FEET AT 8 SECONDS.
TUESDAY
SOUTHWEST WINDS 5 TO 10 KNOTS, BECOMING SOUTH 10 TO
15 KNOTS IN THE AFTERNOON. SEAS 2 TO 3 FEET. WAVE DETAIL: SOUTH
2 FEET AT 4 SECONDS AND EAST 2 FEET AT 8 SECONDS.
TUESDAY NIGHT
SOUTHWEST WINDS 15 TO 20 KNOTS. SEAS 3 TO
4 FEET, OCCASIONALLY TO 5 FEET. WAVE DETAIL: SOUTHWEST 4 FEET AT
5 SECONDS AND EAST 2 FEET AT 8 SECONDS.
WEDNESDAY
SOUTHWEST WINDS 15 TO 20 KNOTS. SEAS 3 TO 4 FEET,
OCCASIONALLY TO 5 FEET. WAVE DETAIL: SOUTHWEST 4 FEET AT
5 SECONDS AND EAST 2 FEET AT 8 SECONDS. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
WEDNESDAY NIGHT AND THURSDAY
SOUTHWEST WINDS 15 TO 20 KNOTS.
SEAS 3 TO 5 FEET, OCCASIONALLY TO 6 FEET. WAVE DETAIL: SOUTHWEST
4 FEET AT 5 SECONDS. SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS.
THURSDAY NIGHT
SOUTHWEST WINDS 15 TO 20 KNOTS, DIMINISHING TO
10 TO 15 KNOTS AFTER MIDNIGHT. SEAS 2 TO 4 FEET, OCCASIONALLY TO
5 FEET. WAVE DETAIL: SOUTHWEST 3 FEET AT 5 SECONDS. A CHANCE OF
SHOWERS AND THUNDERSTORMS, MAINLY IN THE EVENING.
FRIDAY THROUGH SATURDAY
SOUTHWEST WINDS 15 TO 20 KNOTS. SEAS
2 TO 4 FEET, OCCASIONALLY TO 5 FEET. A CHANCE OF SHOWERS AND
THUNDERSTORMS.
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.
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