418
FZUS52 KJAX 091612
CWFJAX
COASTAL WATERS FORECAST FOR NORTHEAST FLORIDA/SOUTHEAST GEORGIA
NATIONAL WEATHER SERVICE JACKSONVILLE FL
1112 AM EST FRI JAN 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.
AMZ400-100715-
SYNOPSIS FOR ALTAMAHA SOUND GA TO FLAGLER BEACH FL OUT TO 60 NM-
1112 AM EST FRI JAN 9 2026
SYNOPSIS
STRONG HIGH PRESSURE CENTERED OFF THE NEW ENGLAND COAST WILL
CONTINUE TO WEDGE DOWN THE SOUTHEASTERN SEABOARD THIS AFTERNOON
BEFORE THIS FEATURE SHIFTS FURTHER OFFSHORE IN ADVANCE OF AN
APPROACHING COLD FRONT. DENSE SEA FOG WILL CONTINUE THROUGH THE
EARLY TO MID AFTERNOON HOURS FOR THE NEAR SHORE WATERS ADJACENT TO
SOUTHEAST GEORGIA. SOUTHWESTERLY WINDS WILL GRADUALLY STRENGTHEN
AFTER MIDNIGHT ON SATURDAY NIGHT AHEAD OF THE APPROACHING COLD
FRONT, WITH WINDS SHIFTING TO WESTERLY AND INCREASING TO CAUTION
LEVELS OFFSHORE ON SUNDAY MORNING AS THE FRONT CROSSES OUR LOCAL
WATERS. SCATTERED SHOWERS WILL ACCOMPANY THE FRONTAL PASSAGE, WITH
WINDS THEN SHIFTING TO NORTHWESTERLY AND INCREASING TO SMALL CRAFT
ADVISORY LEVELS ON SUNDAY AFTERNOON AND NIGHT, WITH OCCASIONAL
GUSTS TO GALE FORCE POSSIBLE AS HIGH PRESSURE BUILDS OVER THE
TENNESSEE AND LOWER MISSISSIPPI VALLEYS. HIGH PRESSURE WILL THEN
GRADUALLY WEAKEN OVER THE SOUTHEASTERN STATES ON MONDAY NIGHT AND
TUESDAY, ALLOWING WINDS TO SHIFT TO NORTHEASTERLY WHILE GRADUALLY
DIMINISHING.
GULF STREAM
THE APPROXIMATE LOCATION OF THE WEST WALL OF THE GULF STREAM AS OF
JAN 08, 2026 AT 0000 UTC...
50 NAUTICAL MILES EAST OF FLAGLER BEACH.
58 NAUTICAL MILES EAST OF SAINT AUGUSTINE BEACH.
70 NAUTICAL MILES EAST SOUTHEAST OF JACKSONVILLE BEACH.
68 NAUTICAL MILES EAST SOUTHEAST OF ST SIMONS ISLAND.
THIS DATA DERIVED FROM NCEP GLOBAL RTOFS MODEL.
AMZ450-452-100715-
COASTAL WATERS FROM ALTAMAHA SOUND TO FERNANDINA BEACH FL OUT
20 NM-
COASTAL WATERS FROM FERNANDINA BEACH TO ST. AUGUSTINE FL OUT
20 NM-
1112 AM EST FRI JAN 9 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 1 PM EST THIS AFTERNOON
REST OF TODAY
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS 1 TO 2
FEET. WAVE DETAIL: SOUTHEAST 2 FEET AT 7 SECONDS. INTRACOASTAL
WATERS A LIGHT CHOP. WIDESPREAD DENSE FOG THROUGH EARLY THIS
AFTERNOON. AREAS OF DENSE FOG LATE THIS AFTERNOON.
TONIGHT
SOUTH WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET. WAVE
DETAIL: SOUTHEAST 2 FEET AT 4 SECONDS. INTRACOASTAL WATERS MOSTLY
SMOOTH. AREAS OF DENSE FOG.
SATURDAY
SOUTH WINDS INCREASING TO 10 TO 15 KNOTS. SEAS AROUND
2 FEET. WAVE DETAIL: SOUTHEAST 2 FEET AT 5 SECONDS. INTRACOASTAL
WATERS BECOMING A LIGHT CHOP.
SATURDAY NIGHT
SOUTHWEST WINDS AROUND 10 KNOTS. SEAS AROUND
2 FEET. WAVE DETAIL: SOUTHEAST 2 FEET AT 5 SECONDS. INTRACOASTAL
A WATERS LIGHT CHOP. A CHANCE OF SHOWERS AFTER MIDNIGHT.
SUNDAY
NORTHWEST WINDS 10 TO 15 KNOTS, INCREASING TO 15 TO 20
KNOTS IN THE AFTERNOON. SEAS 2 TO 3 FEET. WAVE DETAIL:
NORTHWEST 3 FEET AT 4 SECONDS AND SOUTHEAST 2 FEET AT 5 SECONDS.
INTRACOASTAL WATERS BECOMING CHOPPY. A CHANCE OF SHOWERS, MAINLY
DURING THE MORNING.
SUNDAY NIGHT
NORTH WINDS 20 TO 25 KNOTS. SEAS 4 TO 6 FEET,
OCCASIONALLY TO 8 FEET. WAVE DETAIL: NORTH 5 FEET AT 5 SECONDS.
INTRACOASTAL WATERS ROUGH.
MONDAY
NORTH NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET,
OCCASIONALLY TO 8 FEET. INTRACOASTAL WATERS CHOPPY.
MONDAY NIGHT AND TUESDAY
NORTH NORTHEAST WINDS 10 TO 15 KNOTS,
BECOMING NORTHEAST AND DIMINISHING TO AROUND 10 KNOTS DURING THE
AFTERNOON. SEAS 2 TO 4 FEET, OCCASIONALLY TO 5 FEET. INTRACOASTAL
WATERS A LIGHT CHOP.
AMZ454-100715-
COASTAL WATERS FROM ST. AUGUSTINE TO FLAGLER BEACH FL OUT 20 NM-
1112 AM EST FRI JAN 9 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 1 PM EST THIS AFTERNOON
REST OF TODAY
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS 1 TO 2
FEET. WAVE DETAIL: SOUTHEAST 2 FEET AT 7 SECONDS. INTRACOASTAL
WATERS A LIGHT CHOP.
TONIGHT
SOUTH WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET. WAVE
DETAIL: SOUTHEAST 2 FEET AT 5 SECONDS. INTRACOASTAL WATERS MOSTLY
SMOOTH. AREAS OF DENSE FOG DEVELOPING AFTER MIDNIGHT.
SATURDAY
SOUTH WINDS AROUND 10 KNOTS. SEAS AROUND 2 FEET. WAVE
DETAIL: SOUTHEAST 2 FEET AT 5 SECONDS. INTRACOASTAL WATERS A LIGHT
CHOP. AREAS OF DENSE FOG EARLY IN THE MORNING.
SATURDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS, BECOMING SOUTHWEST
AFTER MIDNIGHT. SEAS AROUND 2 FEET. WAVE DETAIL: SOUTHEAST 2 FEET
AT 5 SECONDS. INTRACOASTAL WATERS MOSTLY SMOOTH.
SUNDAY
WEST WINDS 10 TO 15 KNOTS, BECOMING NORTHWEST AND
INCREASING TO 15 TO 20 KNOTS IN THE AFTERNOON. SEAS 2 TO 3 FEET.
WAVE DETAIL: NORTHWEST 3 FEET AT 4 SECONDS AND SOUTHEAST 2 FEET
AT 6 SECONDS. INTRACOASTAL WATERS BECOMING CHOPPY. A CHANCE OF
SHOWERS.
SUNDAY NIGHT
NORTH WINDS 20 TO 25 KNOTS. SEAS 5 TO 7 FEET,
OCCASIONALLY TO 9 FEET. WAVE DETAIL: NORTH 7 FEET AT 6 SECONDS.
INTRACOASTAL WATERS ROUGH.
MONDAY
NORTH NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET,
OCCASIONALLY TO 8 FEET. INTRACOASTAL WATERS CHOPPY.
MONDAY NIGHT AND TUESDAY
NORTH NORTHEAST WINDS AROUND 10
KNOTS. SEAS 3 TO 4 FEET, OCCASIONALLY TO 5 FEET. INTRACOASTAL
WATERS A LIGHT CHOP.
AMZ470-472-100715-
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-
1112 AM EST FRI JAN 9 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 1 PM EST THIS AFTERNOON
REST OF TODAY
SOUTH WINDS AROUND 10 KNOTS. SEAS AROUND 2 FEET.
WAVE DETAIL: SOUTHEAST 2 FEET AT 6 SECONDS. WIDESPREAD DENSE FOG
THROUGH EARLY AFTERNOON. PATCHY DENSE FOG LATE THIS AFTERNOON.
TONIGHT
SOUTH WINDS AROUND 10 KNOTS. SEAS AROUND 2 FEET. WAVE
DETAIL: SOUTHEAST 2 FEET AT 5 SECONDS. AREAS OF DENSE FOG.
SATURDAY
SOUTH WINDS 10 TO 15 KNOTS. SEAS AROUND 2 FEET. WAVE
DETAIL: SOUTHEAST 2 FEET AT 5 SECONDS.
SATURDAY NIGHT
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3
FEET. WAVE DETAIL: SOUTHEAST 2 FEET AT 5 SECONDS. A SLIGHT CHANCE
OF SHOWERS AFTER MIDNIGHT.
SUNDAY
NORTHWEST WINDS INCREASING TO 15 TO 20 KNOTS. SEAS 2 TO
3 FEET, BUILDING TO 3 TO 5 FEET, OCCASIONALLY TO 6 FEET IN THE
AFTERNOON. WAVE DETAIL: WEST 3 FEET AT 4 SECONDS AND SOUTHEAST 2
FEET AT 6 SECONDS, BECOMING NORTHWEST 4 FEET AT 4 SECONDS AND
SOUTHEAST 2 FEET AT 7 SECONDS. A CHANCE OF SHOWERS IN THE MORNING.
SUNDAY NIGHT
NORTH WINDS 20 TO 25 KNOTS. SEAS 5 TO 7 FEET,
OCCASIONALLY TO 9 FEET. WAVE DETAIL: NORTH 6 FEET AT 7 SECONDS.
MONDAY
NORTH NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET,
OCCASIONALLY TO 8 FEET.
MONDAY NIGHT AND TUESDAY
NORTH NORTHEAST WINDS 10 TO 15 KNOTS,
DIMINISHING TO AROUND 10 KNOTS DURING THE AFTERNOON. SEAS 3 TO 4
FEET, OCCASIONALLY TO 5 FEET.
AMZ474-100715-
WATERS FROM ST. AUGUSTINE TO FLAGLER BEACH FL FROM 20 TO 60 NM-
1112 AM EST FRI JAN 9 2026
REST OF TODAY
SOUTH WINDS AROUND 10 KNOTS. SEAS AROUND 2 FEET.
WAVE DETAIL: SOUTHEAST 2 FEET AT 5 SECONDS.
TONIGHT AND SATURDAY
SOUTH WINDS AROUND 10 KNOTS. SEAS AROUND
2 FEET. WAVE DETAIL: SOUTHEAST 2 FEET AT 5 SECONDS.
SATURDAY NIGHT
SOUTH WINDS 10 TO 15 KNOTS, BECOMING SOUTHWEST
AFTER MIDNIGHT. SEAS 2 TO 3 FEET. WAVE DETAIL: SOUTHEAST 2 FEET
AT 5 SECONDS.
SUNDAY
WEST WINDS 15 TO 20 KNOTS, BECOMING NORTHWEST AND
INCREASING TO AROUND 20 KNOTS LATE IN THE AFTERNOON. SEAS 2 TO 3
FEET, BUILDING TO 3 TO 5 FEET, OCCASIONALLY TO 6 FEET IN THE
AFTERNOON. WAVE DETAIL: WEST 2 FEET AT 3 SECONDS AND SOUTHEAST 2
FEET AT 7 SECONDS, BECOMING NORTHWEST 4 FEET AT 5 SECONDS AND EAST
2 FEET AT 7 SECONDS. A CHANCE OF SHOWERS.
SUNDAY NIGHT
NORTH WINDS 20 TO 25 KNOTS. SEAS 5 TO 7 FEET,
OCCASIONALLY TO 9 FEET. WAVE DETAIL: NORTHEAST 7 FEET AT 7
SECONDS.
MONDAY
NORTH NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET,
OCCASIONALLY TO 8 FEET.
TUESDAY
NORTH NORTHEAST WINDS 10 TO 15 KNOTS, DIMINISHING TO
AROUND 10 KNOTS DURING THE AFTERNOON. SEAS 3 TO 4 FEET,
OCCASIONALLY TO 5 FEET.
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