020
FZUS52 KJAX 092259
CWFJAX
COASTAL WATERS FORECAST FOR NORTHEAST FLORIDA/SOUTHEAST GEORGIA
NATIONAL WEATHER SERVICE JACKSONVILLE FL
659 PM EDT THU JUL 9 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.
AMZ400-101400-
SYNOPSIS FOR ALTAMAHA SOUND GA TO FLAGLER BEACH FL OUT TO 60 NM-
659 PM EDT THU JUL 9 2026
SYNOPSIS
HIGH PRESSURE RIDGE WILL REMAIN ANCHORED ACROSS CENTRAL AND SOUTH
FLORIDA THIS WEEK AS LOW PRESSURE TROUGHING DEVELOPS TO THE NORTH.
THIS PATTERN WILL MAINTAIN A SOUTHWEST FLOW THROUGH EARLY AFTERNOON
FOLLOWED BY LATE AFTERNOON AND EVENING WIND SURGES FROM THE SOUTH
AND AN INCREASE TO SMALL CRAFT EXERCISE CAUTION WIND SPEEDS. THE
OFFSHORE FLOW WILL ALLOW FOR A SLIGHT CHANCE OF AFTERNOON AND
EVENING THUNDERSTORM OVER THE LOCAL COASTAL WATERS THROUGH FRIDAY,
WITH INCREASED CHANCES OF THUNDERSTORMS SATURDAY THROUGH EARLY NEXT
WEEK. MARINERS SHOULD EXPECT LOCALLY STRONG WIND GUSTS AND FREQUENT
LIGHTNING WITH ANY DEVELOPING THUNDERSTORMS.
GULF STREAM
THE APPROXIMATE LOCATION OF THE WEST WALL OF THE GULF STREAM AS OF
JUL 09, 2026 AT 0000 UTC...
46 NAUTICAL MILES EAST OF FLAGLER BEACH.
44 NAUTICAL MILES EAST OF SAINT AUGUSTINE BEACH.
56 NAUTICAL MILES EAST SOUTHEAST OF JACKSONVILLE BEACH.
68 NAUTICAL MILES EAST SOUTHEAST OF ST SIMONS ISLAND.
THIS DATA DERIVED FROM NCEP GLOBAL RTOFS MODEL.
AMZ450-452-454-101400-
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-
659 PM EDT THU JUL 9 2026
..SMALL CRAFT EXERCISE CAUTION IN EFFECT UNTIL 1 AM EDT FRIDAY
TONIGHT
SOUTH WINDS 15 TO 20 KNOTS, BECOMING SOUTHWEST 10 TO
15 KNOTS AFTER MIDNIGHT. SEAS 2 TO 4 FEET, OCCASIONALLY TO
5 FEET. WAVE DETAIL: SOUTHEAST 3 FEET AT 5 SECONDS. INTRACOASTAL
WATERS CHOPPY. A CHANCE OF SHOWERS AND THUNDERSTORMS THIS
EVENING.
FRIDAY
SOUTHWEST WINDS 5 TO 10 KNOTS, BECOMING SOUTH 15 TO
20 KNOTS IN THE AFTERNOON. SEAS 2 TO 4 FEET, OCCASIONALLY TO
5 FEET. WAVE DETAIL: SOUTHEAST 3 FEET AT 5 SECONDS. INTRACOASTAL
WATERS CHOPPY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE AFTERNOON.
FRIDAY NIGHT
SOUTH WINDS 15 TO 20 KNOTS, BECOMING SOUTHWEST
10 TO 15 KNOTS AFTER MIDNIGHT. SEAS 2 TO 4 FEET, OCCASIONALLY TO
5 FEET. WAVE DETAIL: SOUTH 4 FEET AT 5 SECONDS. INTRACOASTAL
WATERS CHOPPY.
SATURDAY
SOUTHWEST WINDS 5 TO 10 KNOTS, BECOMING SOUTH 15 TO
20 KNOTS IN THE AFTERNOON. SEAS 2 TO 3 FEET. WAVE DETAIL:
SOUTHEAST 3 FEET AT 5 SECONDS. INTRACOASTAL WATERS CHOPPY. A
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
SATURDAY NIGHT
SOUTHWEST WINDS 15 TO 20 KNOTS, BECOMING WEST
10 TO 15 KNOTS AFTER MIDNIGHT. SEAS 2 TO 4 FEET, OCCASIONALLY TO
5 FEET. WAVE DETAIL: SOUTHEAST 3 FEET AT 5 SECONDS. INTRACOASTAL
WATERS CHOPPY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE EVENING.
SUNDAY AND SUNDAY NIGHT
WEST WINDS 5 TO 10 KNOTS. SEAS 2 TO
3 FEET. WAVE DETAIL: SOUTHWEST 2 FEET AT 5 SECONDS AND SOUTHEAST
2 FEET AT 8 SECONDS. INTRACOASTAL WATERS LIGHT CHOP. A CHANCE OF
SHOWERS AND THUNDERSTORMS.
MONDAY THROUGH TUESDAY
WEST WINDS 5 TO 10 KNOTS. SEAS AROUND
2 FEET. INTRACOASTAL WATERS LIGHT CHOP. SHOWERS AND THUNDERSTORMS
LIKELY.
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.
AMZ470-472-474-101400-
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-
659 PM EDT THU JUL 9 2026
..SMALL CRAFT EXERCISE CAUTION IN EFFECT UNTIL 5 AM EDT FRIDAY
TONIGHT
SOUTHWEST WINDS 15 TO 20 KNOTS. SEAS 3 TO 4 FEET,
OCCASIONALLY TO 5 FEET. WAVE DETAIL: SOUTH 4 FEET AT 5 SECONDS
AND SOUTHEAST 2 FEET AT 9 SECONDS. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS THIS EVENING.
FRIDAY
SOUTHWEST WINDS 10 TO 15 KNOTS, BECOMING SOUTH 15 TO
20 KNOTS IN THE AFTERNOON. SEAS 2 TO 3 FEET. WAVE DETAIL: SOUTH
3 FEET AT 5 SECONDS AND SOUTHEAST 3 FEET AT 8 SECONDS.
FRIDAY NIGHT
SOUTHWEST WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET,
OCCASIONALLY TO 6 FEET. WAVE DETAIL: SOUTH 4 FEET AT 5 SECONDS
AND SOUTHEAST 2 FEET AT 8 SECONDS.
SATURDAY
SOUTHWEST WINDS 10 TO 15 KNOTS, BECOMING SOUTH IN THE
AFTERNOON. SEAS 2 TO 4 FEET, OCCASIONALLY TO 5 FEET. WAVE DETAIL:
SOUTH 3 FEET AT 5 SECONDS AND SOUTHEAST 3 FEET AT 8 SECONDS.
SATURDAY NIGHT
SOUTH WINDS 15 TO 20 KNOTS, BECOMING WEST 10 TO
15 KNOTS AFTER MIDNIGHT. SEAS 3 TO 4 FEET, OCCASIONALLY TO
5 FEET. WAVE DETAIL: SOUTH 3 FEET AT 5 SECONDS AND SOUTHEAST
3 FEET AT 8 SECONDS. A SLIGHT CHANCE OF SHOWERS IN THE EVENING.
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 SOUTHWEST 2 FEET AT 4 SECONDS. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
SUNDAY NIGHT
SOUTHWEST WINDS AROUND 10 KNOTS. SEAS 2 TO
3 FEET. A CHANCE OF SHOWERS AND THUNDERSTORMS, MAINLY IN THE
EVENING.
MONDAY THROUGH TUESDAY
SOUTHWEST 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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