165
FZUS52 KJAX 010856
CWFJAX
COASTAL WATERS FORECAST FOR NORTHEAST FLORIDA/SOUTHEAST GEORGIA
NATIONAL WEATHER SERVICE JACKSONVILLE FL
456 AM EDT FRI MAY 1 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.
AMZ400-020000-
SYNOPSIS FOR ALTAMAHA SOUND GA TO FLAGLER BEACH FL OUT TO 60 NM-
456 AM EDT FRI MAY 1 2026
SYNOPSIS
A FRONTAL BOUNDARY WILL STALL ACROSS THE NORTHEAST FLORIDA WATERS
TODAY. BREEZY ONSHORE WINDS WILL DEVELOP THIS MORNING ACROSS THE
GEORGIA WATERS, WITH THESE WINDS THEN BUILDING SOUTHWARD ACROSS
THE NORTHEAST FLORIDA WATERS THIS AFTERNOON. SCATTERED SHOWERS AND
POSSIBLY A FEW THUNDERSTORMS WILL BE POSSIBLE NEAR AND NORTH OF
THIS STALLED FRONT THROUGH THIS EVENING, MAINLY OVER THE GEORGIA
WATERS. THE FRONT WILL THEN LIFT NORTHWARD AS A WARM FRONT TONIGHT
AS A WAVE OF LOW PRESSURE DEVELOPS ALONG THE NORTHERN GULF COAST.
SOUTHWESTERLY WINDS WILL STRENGTHEN ON SATURDAY MORNING AS THIS
DEVELOPING LOW PRESSURE CENTER APPROACHES OUR LOCAL WATERS FROM
THE WEST. WIDESPREAD SHOWERS AND THUNDERSTORMS WILL IMPACT OUR
LOCAL WATERS ON SATURDAY AND SATURDAY EVENING, WITH STRONG TO
SEVERE STORMS POSSIBLE. STRONGER STORMS ON SATURDAY AND SATURDAY
EVENING WILL BE CAPABLE OF PRODUCING STRONG WIND GUSTS, FREQUENT
LIGHTNING STRIKES, AND POSSIBLY A FEW WATERSPOUTS.
SMALL CRAFT ADVISORY CONDITIONS WILL LIKELY DEVELOP LATE SATURDAY
AFTERNOON OR EVENING IN THE IMMEDIATE WAKE OF THE COLD FRONTAL
PASSAGE, AS WINDS ABRUPTLY SHIFT TO NORTHWESTERLY. THE FRONT WILL
SHIFT SOUTH OF OUR AREA ON SATURDAY NIGHT, WITH GUSTY WINDS
SHIFTING TO NORTHERLY AFTER MIDNIGHT. BREEZY NORTHEAST WINDS ARE
THEN EXPECTED ON SUNDAY AS HIGH PRESSURE BUILDS INTO THE
SOUTHEASTERN STATES, WITH DIMINISHING WINDS AND SEAS EARLY NEXT
WEEK AS THE HIGH PRESSURE QUICKLY MOVES OFFSHORE OF THE
SOUTHEASTERN SEABOARD.
GULF STREAM
THE APPROXIMATE LOCATION OF THE WEST WALL OF THE GULF STREAM AS OF
APR 30, 2026 AT 0000 UTC...
67 NAUTICAL MILES EAST OF FLAGLER BEACH.
70 NAUTICAL MILES EAST OF SAINT AUGUSTINE BEACH.
88 NAUTICAL MILES EAST SOUTHEAST OF JACKSONVILLE BEACH.
89 NAUTICAL MILES EAST SOUTHEAST OF ST SIMONS ISLAND.
THIS DATA DERIVED FROM NCEP GLOBAL RTOFS MODEL.
AMZ450-452-454-020000-
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-
456 AM EDT FRI MAY 1 2026
TODAY
NORTHWEST WINDS 5 TO 10 KNOTS EARLY, BECOMING NORTHEAST
AND INCREASING TO AROUND 15 KNOTS THIS AFTERNOON. SEAS 2 TO 3
FEET. WAVE DETAIL: NORTH 2 FEET AT 3 SECONDS AND EAST 2 FEET AT
10 SECONDS. INTRACOASTAL WATERS BECOMING A MODERATE CHOP. A
CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS, MAINLY
THIS AFTERNOON.
TONIGHT
NORTHEAST WINDS 10 TO 15 KNOTS, BECOMING SOUTHWEST
AFTER MIDNIGHT. SEAS 2 TO 3 FEET. WAVE DETAIL: NORTHEAST 3 FEET AT
8 SECONDS. INTRACOASTAL WATERS A LIGHT CHOP. A CHANCE OF SHOWERS
WITH A SLIGHT CHANCE OF THUNDERSTORMS.
SATURDAY
SOUTHWEST WINDS INCREASING TO 15 TO 20 KNOTS,
BECOMING NORTHWEST 20 TO 25 KNOTS LATE IN THE AFTERNOON. SEAS 2
TO 4 FEET, OCCASIONALLY TO 5 FEET. WAVE DETAIL: SOUTH 3 FEET AT 4
SECONDS AND EAST 3 FEET AT 8 SECONDS. INTRACOASTAL WATERS BECOMING
ROUGH. SHOWERS AND THUNDERSTORMS LIKELY. STRONG TO SEVERE
THUNDERSTORMS WILL BE POSSIBLE, WITH STRONGER STORMS CAPABLE OF
PRODUCING DAMAGING WIND GUSTS, FREQUENT LIGHTNING STRIKES, AND
POSSIBLE WATERSPOUTS.
SATURDAY NIGHT
NORTHWEST WINDS 15 TO 20 KNOTS, BECOMING NORTH
AFTER MIDNIGHT. SEAS 4 TO 6 FEET, OCCASIONALLY TO 8 FEET. WAVE
DETAIL: NORTHWEST 5 FEET AT 6 SECONDS. INTRACOASTAL WATERS
CHOPPY. SHOWERS AND THUNDERSTORMS LIKELY IN THE EVENING, THEN A
SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT.
SUNDAY
NORTH NORTHEAST WINDS 15 TO 20 KNOTS, BECOMING
NORTHEAST AROUND 15 KNOTS IN THE AFTERNOON. SEAS 4 TO 6 FEET,
OCCASIONALLY TO 8 FEET. WAVE DETAIL: NORTHEAST 5 FEET AT 6
SECONDS. INTRACOASTAL WATERS BECOMING A MODERATE CHOP.
SUNDAY NIGHT
NORTHEAST WINDS AROUND 10 KNOTS. SEAS 2 TO 4
FEET, OCCASIONALLY TO 5 FEET. WAVE DETAIL: NORTHEAST 4 FEET AT 7
SECONDS. INTRACOASTAL WATERS A LIGHT CHOP.
MONDAY
EAST NORTHEAST WINDS AROUND 10 KNOTS, BECOMING EAST
DURING THE AFTERNOON. SEAS 2 TO 4 FEET, OCCASIONALLY TO 5 FEET.
INTRACOASTAL WATERS CHOPPY.
MONDAY NIGHT
EAST SOUTHEAST WINDS AROUND 10 KNOTS, BECOMING
SOUTHEAST 5 TO 10 KNOTS AFTER MIDNIGHT. SEAS 2 TO 3 FEET.
INTRACOASTAL WATERS BECOMING MOSTLY SMOOTH.
TUESDAY
SOUTHEAST WINDS 5 TO 10 KNOTS, BECOMING EAST SOUTHEAST
AND INCREASING TO AROUND 15 KNOTS DURING THE AFTERNOON. SEAS 3 TO
4 FEET, OCCASIONALLY TO 5 FEET. INTRACOASTAL WATERS BECOMING A
MODERATE CHOP.
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.
AMZ470-472-474-020000-
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-
456 AM EDT FRI MAY 1 2026
TODAY
NORTH NORTHEAST WINDS AROUND 10 KNOTS. SEAS 2 TO 3 FEET.
WAVE DETAIL: NORTHEAST 3 FEET AT 10 SECONDS AND SOUTHWEST 2 FEET
AT 4 SECONDS. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS.
TONIGHT
NORTHEAST WINDS AROUND 10 KNOTS, BECOMING SOUTHWEST 10
TO 15 KNOTS AFTER MIDNIGHT. SEAS 3 TO 4 FEET, OCCASIONALLY TO 5
FEET. WAVE DETAIL: NORTHEAST 3 FEET AT 8 SECONDS AND SOUTHEAST 2
FEET AT 4 SECONDS. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS.
SATURDAY
SOUTHWEST WINDS INCREASING TO 15 TO 20 KNOTS,
BECOMING NORTHWEST 20 TO 25 KNOTS LATE IN THE AFTERNOON. SEAS 3
TO 5 FEET, OCCASIONALLY TO 6 FEET. WAVE DETAIL: SOUTHWEST 4 FEET
AT 5 SECONDS AND EAST 3 FEET AT 9 SECONDS. SHOWERS AND
THUNDERSTORMS LIKELY. STRONG TO SEVERE THUNDERSTORMS WILL BE
POSSIBLE, WITH STRONGER STORMS CAPABLE OF PRODUCING DAMAGING WIND
GUSTS, FREQUENT LIGHTNING STRIKES, AND POSSIBLE WATERSPOUTS.
SATURDAY NIGHT
NORTHWEST WINDS 20 TO 25 KNOTS, BECOMING NORTH
AFTER MIDNIGHT. SEAS 4 TO 6 FEET, OCCASIONALLY TO 8 FEET. WAVE
DETAIL: EAST 6 FEET AT 6 SECONDS AND NORTHEAST 5 FEET AT 10
SECONDS. SHOWERS AND THUNDERSTORMS LIKELY IN THE EVENING, THEN A
CHANCE OF SHOWERS AFTER MIDNIGHT.
SUNDAY
NORTH NORTHEAST WINDS 15 TO 20 KNOTS, BECOMING
NORTHEAST AROUND 15 KNOTS IN THE AFTERNOON. SEAS 4 TO 6 FEET,
OCCASIONALLY TO 8 FEET. WAVE DETAIL: NORTH 6 FEET AT 6 SECONDS. A
SLIGHT CHANCE OF SHOWERS IN THE MORNING.
SUNDAY NIGHT
NORTHEAST WINDS 10 TO 15 KNOTS, DIMINISHING TO
5 TO 10 KNOTS AFTER MIDNIGHT. SEAS 3 TO 5 FEET, OCCASIONALLY TO
6 FEET. WAVE DETAIL: NORTHEAST 5 FEET AT 7 SECONDS.
MONDAY
NORTHEAST WINDS 5 TO 10 KNOTS, BECOMING EAST DURING THE
AFTERNOON. SEAS 3 TO 4 FEET, OCCASIONALLY TO 5 FEET.
MONDAY NIGHT
EAST SOUTHEAST WINDS AROUND 10 KNOTS. SEAS 3
TO 4 FEET, OCCASIONALLY TO 5 FEET.
TUESDAY
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET,
OCCASIONALLY TO 5 FEET.
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.
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