169
FZUS52 KJAX 181640
CWFJAX
COASTAL WATERS FORECAST FOR NORTHEAST FLORIDA/SOUTHEAST GEORGIA
NATIONAL WEATHER SERVICE JACKSONVILLE FL
1239 PM EDT FRI JUL 18 2025
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.
AMZ400-190700-
SYNOPSIS FOR ALTAMAHA SOUND GA TO FLAGLER BEACH FL OUT TO 60 NM-
1239 PM EDT FRI JUL 18 2025
SYNOPSIS
HIGH PRESSURE CENTERED OFF THE SOUTHEASTERN SEABOARD WILL SHIFT
SLOWLY WESTWARD TOWARDS OUR LOCAL WATERS TONIGHT AND SATURDAY. ONLY
ISOLATED LATE AFTERNOON AND EVENING THUNDERSTORMS ARE POSSIBLE
ACROSS THE NEAR SHORE WATERS THROUGH SATURDAY. TROUGHING WILL THEN
DEVELOP ON SUNDAY OVER THE SOUTHEASTERN STATES, WITH THIS FEATURE
POTENTIALLY SHARPENING NEAR OUR LOCAL WATERS EARLY NEXT WEEK.
CHANCES FOR SHOWERS AND THUNDERSTORMS WILL INCREASE BEGINNING LATE
SUNDAY AFTERNOON, WITH STRONG TO ISOLATED SEVERE AFTERNOON AND
EVENING THUNDERSTORMS POTENTIALLY IMPACTING OUR LOCAL WATERS EACH
DAY NEXT WEEK.
GULF STREAM
THE APPROXIMATE LOCATION OF THE WEST WALL OF THE GULF STREAM AS OF
JUL 17, 2025 AT 1200 UTC...
64 NAUTICAL MILES EAST OF FLAGLER BEACH.
73 NAUTICAL MILES EAST OF SAINT AUGUSTINE BEACH.
82 NAUTICAL MILES EAST OF JACKSONVILLE BEACH.
68 NAUTICAL MILES EAST SOUTHEAST OF ST SIMONS ISLAND.
THIS DATA COURTESY OF THE NAVAL OCEANOGRAPHIC OFFICE.
AMZ450-452-454-190700-
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-
1239 PM EDT FRI JUL 18 2025
REST OF TODAY
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET.
WAVE DETAIL: SOUTHEAST 3 FEET AT 8 SECONDS. INTRACOASTAL WATERS
LIGHT CHOP. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS THIS
AFTERNOON.
TONIGHT
SOUTH WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. WAVE
DETAIL: SOUTHEAST 3 FEET AT 8 SECONDS. INTRACOASTAL WATERS LIGHT
CHOP.
SATURDAY
SOUTH WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET. WAVE
DETAIL: SOUTHEAST 2 FEET AT 8 SECONDS. INTRACOASTAL WATERS LIGHT
CHOP.
SATURDAY NIGHT
SOUTH WINDS 10 TO 15 KNOTS, BECOMING SOUTHWEST
5 TO 10 KNOTS AFTER MIDNIGHT. SEAS 2 TO 3 FEET. WAVE DETAIL:
SOUTHEAST 3 FEET AT 8 SECONDS. INTRACOASTAL WATERS A MODERATE
CHOP.
SUNDAY
WEST WINDS 5 TO 10 KNOTS, BECOMING SOUTH IN THE
AFTERNOON. SEAS AROUND 2 FEET. WAVE DETAIL: SOUTHEAST 2 FEET AT
8 SECONDS. INTRACOASTAL WATERS LIGHT CHOP.
SUNDAY NIGHT
SOUTH WINDS AROUND 10 KNOTS, BECOMING WEST AFTER
MIDNIGHT. SEAS 2 TO 3 FEET. WAVE DETAIL: SOUTHEAST 2 FEET AT
4 SECONDS AND SOUTHEAST 2 FEET AT 8 SECONDS. INTRACOASTAL WATERS
LIGHT CHOP. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
EVENING.
MONDAY
SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET.
INTRACOASTAL WATERS LIGHT CHOP. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF THUNDERSTORMS
THROUGH THE NIGHT. A CHANCE OF SHOWERS. A SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT.
TUESDAY
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET.
INTRACOASTAL WATERS LIGHT CHOP. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING, THEN SHOWERS AND THUNDERSTORMS
LIKELY IN THE AFTERNOON. A CHANCE OF THUNDERSTORMS IN THE
EVENING. A CHANCE OF SHOWERS THROUGH THE NIGHT.
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.
AMZ470-472-474-190700-
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-
1239 PM EDT FRI JUL 18 2025
REST OF TODAY
SOUTH WINDS AROUND 10 KNOTS. SEAS AROUND 3 FEET.
WAVE DETAIL: SOUTHEAST 3 FEET AT 8 SECONDS.
TONIGHT
SOUTH WINDS AROUND 10 KNOTS. SEAS AROUND 3 FEET. WAVE
DETAIL: SOUTHEAST 3 FEET AT 8 SECONDS.
SATURDAY
SOUTHWEST WINDS 5 TO 10 KNOTS, BECOMING SOUTH IN THE
AFTERNOON. SEAS 2 TO 3 FEET. WAVE DETAIL: SOUTHEAST 3 FEET AT
8 SECONDS.
SATURDAY NIGHT
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS 2 TO
3 FEET. WAVE DETAIL: SOUTHEAST 3 FEET AT 8 SECONDS AND SOUTH
2 FEET AT 4 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 AND SOUTH 2 FEET AT 4 SECONDS.
SUNDAY NIGHT
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.
WAVE DETAIL: SOUTHEAST 3 FEET AT 8 SECONDS AND SOUTH 2 FEET AT
4 SECONDS. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
MONDAY THROUGH TUESDAY
SOUTH WINDS 5 TO 10 KNOTS. SEAS 2 TO
3 FEET. A CHANCE OF SHOWERS AND THUNDERSTORMS.
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.
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