252
FZUS52 KJAX 052323
CWFJAX
COASTAL WATERS FORECAST FOR NORTHEAST FLORIDA/SOUTHEAST GEORGIA
NATIONAL WEATHER SERVICE JACKSONVILLE FL
723 PM EDT SUN APR 5 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.
AMZ400-061430-
SYNOPSIS FOR ALTAMAHA SOUND GA TO FLAGLER BEACH FL OUT TO 60 NM-
723 PM EDT SUN APR 5 2026
SYNOPSIS
ONSHORE WINDS RETURN MONDAY AND PERSIST THROUGHOUT THE WEEK BEHIND A
COLD FRONT, STRENGTHENING TO SMALL CRAFT ADVISORY ACROSS THE AREA
MONDAY AND POSSIBLY REACHING GALE WARNING CRITERIA BY
TUESDAY/WEDNESDAY. PERIODS OF SHOWERS AND ROUGH SEAS WILL ALSO
ACCOMPANY THE RETURNING ONSHORE FLOW THROUGHOUT THE WEEK. CONDITIONS
WILL BEGIN TO IMPROVE THIS WEEKEND.
GULF STREAM
THE APPROXIMATE LOCATION OF THE WEST WALL OF THE GULF STREAM AS OF
APR 05, 2026 AT 0000 UTC...
54 NAUTICAL MILES EAST OF FLAGLER BEACH.
66 NAUTICAL MILES EAST OF SAINT AUGUSTINE BEACH.
78 NAUTICAL MILES EAST SOUTHEAST OF JACKSONVILLE BEACH.
68 NAUTICAL MILES EAST SOUTHEAST OF ST SIMONS ISLAND.
THIS DATA DERIVED FROM NCEP GLOBAL RTOFS MODEL.
AMZ450-452-061430-
COASTAL WATERS FROM ALTAMAHA SOUND TO FERNANDINA BEACH FL OUT
20 NM-
COASTAL WATERS FROM FERNANDINA BEACH TO ST. AUGUSTINE FL OUT
20 NM-
723 PM EDT SUN APR 5 2026
...SMALL CRAFT EXERCISE CAUTION IN EFFECT UNTIL MIDNIGHT EDT
TONIGHT...
...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY MORNING THROUGH
WEDNESDAY MORNING...
REST OF TONIGHT
SOUTH WINDS 10 TO 15 KNOTS, BECOMING
NORTHWEST. SEAS 3 TO 5 FEET, OCCASIONALLY TO 6 FEET. WAVE DETAIL:
SOUTHEAST 5 FEET AT 9 SECONDS. INTRACOASTAL WATERS A MODERATE
CHOP. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS.
MONDAY
NORTHEAST WINDS 20 TO 25 KNOTS. SEAS 3 TO 5 FEET,
OCCASIONALLY TO 6 FEET, BUILDING TO 5 TO 7 FEET, OCCASIONALLY TO
9 FEET IN THE AFTERNOON. WAVE DETAIL: NORTHEAST 4 FEET AT
4 SECONDS AND EAST 4 FEET AT 9 SECONDS, BECOMING NORTHEAST 5 FEET
AT 5 SECONDS AND NORTHEAST 5 FEET AT 8 SECONDS. INTRACOASTAL
WATERS ROUGH. A CHANCE OF SHOWERS. A SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON.
MONDAY NIGHT
NORTHEAST WINDS 20 TO 25 KNOTS. GUSTS UP TO
35 KNOTS AFTER MIDNIGHT. SEAS 5 TO 8 FEET, OCCASIONALLY TO
10 FEET. WAVE DETAIL: NORTHEAST 7 FEET AT 6 SECONDS AND EAST
3 FEET AT 9 SECONDS. INTRACOASTAL WATERS ROUGH. A CHANCE OF
SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.
TUESDAY
NORTHEAST WINDS 20 TO 25 KNOTS WITH GUSTS UP TO
35 KNOTS. SEAS 6 TO 9 FEET, OCCASIONALLY TO 11 FEET. WAVE DETAIL:
NORTHEAST 9 FEET AT 8 SECONDS. INTRACOASTAL WATERS ROUGH. A
CHANCE OF SHOWERS.
TUESDAY NIGHT
NORTHEAST WINDS 20 TO 25 KNOTS, INCREASING TO
25 TO 30 KNOTS AFTER MIDNIGHT. SEAS 7 TO 10 FEET, OCCASIONALLY TO
13 FEET. WAVE DETAIL: EAST 10 FEET AT 9 SECONDS. INTRACOASTAL
WATERS VERY ROUGH. A SLIGHT CHANCE OF SHOWERS IN THE EVENING,
THEN A CHANCE OF SHOWERS AFTER MIDNIGHT.
WEDNESDAY
NORTHEAST WINDS 25 TO 30 KNOTS WITH GUSTS UP TO
40 KNOTS. SEAS 8 TO 11 FEET, OCCASIONALLY TO 14 FEET, BUILDING TO
9 TO 13 FEET, OCCASIONALLY TO 17 FEET IN THE AFTERNOON. WAVE
DETAIL: EAST 11 FEET AT 9 SECONDS, BECOMING EAST 12 FEET AT
9 SECONDS. INTRACOASTAL WATERS VERY ROUGH. A CHANCE OF SHOWERS IN
THE MORNING, THEN SHOWERS LIKELY WITH A SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON.
WEDNESDAY NIGHT
EAST WINDS 25 TO 30 KNOTS. SEAS 10 TO 14 FEET,
OCCASIONALLY TO 18 FEET. INTRACOASTAL WATERS VERY ROUGH. A CHANCE
OF SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS.
THURSDAY
NORTHEAST WINDS 25 TO 30 KNOTS. SEAS 9 TO 12 FEET,
OCCASIONALLY TO 15 FEET. INTRACOASTAL WATERS VERY ROUGH. A SLIGHT
CHANCE OF THUNDERSTORMS THROUGH THE DAY. A CHANCE OF SHOWERS.
FRIDAY
NORTHEAST WINDS 20 TO 25 KNOTS, DIMINISHING TO 15 TO
20 KNOTS. SEAS 7 TO 10 FEET, OCCASIONALLY TO 13 FEET, SUBSIDING
TO 6 TO 8 FEET, OCCASIONALLY TO 10 FEET. INTRACOASTAL WATERS
ROUGH. A CHANCE OF SHOWERS THROUGH THE DAY. A SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON, THEN A SLIGHT CHANCE OF SHOWERS
IN THE EVENING.
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.
AMZ454-061430-
COASTAL WATERS FROM ST. AUGUSTINE TO FLAGLER BEACH FL OUT 20 NM-
723 PM EDT SUN APR 5 2026
...SMALL CRAFT EXERCISE CAUTION IN EFFECT UNTIL MIDNIGHT EDT
TONIGHT...
...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY AFTERNOON THROUGH
WEDNESDAY MORNING...
REST OF TONIGHT
SOUTH WINDS 10 TO 15 KNOTS, BECOMING WEST 5 TO
10 KNOTS. SEAS 4 TO 5 FEET, OCCASIONALLY TO 6 FEET. WAVE DETAIL:
EAST 5 FEET AT 9 SECONDS. INTRACOASTAL WATERS A MODERATE CHOP. A
SLIGHT CHANCE OF THUNDERSTORMS. A CHANCE OF SHOWERS, MAINLY
EARLY.
MONDAY
NORTH WINDS 15 TO 20 KNOTS, INCREASING TO 20 TO
25 KNOTS IN THE AFTERNOON. SEAS 4 TO 5 FEET, OCCASIONALLY TO
6 FEET, BUILDING TO 5 TO 7 FEET, OCCASIONALLY TO 9 FEET IN THE
AFTERNOON. WAVE DETAIL: EAST 4 FEET AT 9 SECONDS AND NORTH 2 FEET
AT 3 SECONDS, BECOMING NORTHEAST 6 FEET AT 7 SECONDS AND EAST
4 FEET AT 9 SECONDS. INTRACOASTAL WATERS ROUGH. A SLIGHT CHANCE
OF SHOWERS IN THE MORNING, THEN SHOWERS LIKELY WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
MONDAY NIGHT
NORTHEAST WINDS 20 TO 25 KNOTS. SEAS 6 TO 8 FEET,
OCCASIONALLY TO 10 FEET. WAVE DETAIL: NORTHEAST 7 FEET AT
6 SECONDS AND EAST 3 FEET AT 9 SECONDS. INTRACOASTAL WATERS
ROUGH. SHOWERS LIKELY WITH A SLIGHT CHANCE OF THUNDERSTORMS IN
THE EVENING, THEN SHOWERS WITH A CHANCE OF THUNDERSTORMS AFTER
MIDNIGHT.
TUESDAY
NORTHEAST WINDS 20 TO 25 KNOTS WITH GUSTS UP TO
35 KNOTS. SEAS 7 TO 10 FEET, OCCASIONALLY TO 13 FEET. WAVE
DETAIL: NORTHEAST 10 FEET AT 8 SECONDS AND EAST 3 FEET AT
9 SECONDS. INTRACOASTAL WATERS ROUGH. A SLIGHT CHANCE OF
THUNDERSTORMS. SHOWERS LIKELY, MAINLY IN THE MORNING.
TUESDAY NIGHT
NORTHEAST WINDS 25 TO 30 KNOTS. SEAS 9 TO
11 FEET, OCCASIONALLY TO 14 FEET. WAVE DETAIL: EAST 11 FEET AT
9 SECONDS. INTRACOASTAL WATERS VERY ROUGH. A CHANCE OF SHOWERS
WITH A SLIGHT CHANCE OF THUNDERSTORMS.
WEDNESDAY
EAST WINDS 25 TO 30 KNOTS WITH GUSTS UP TO 40 KNOTS.
SEAS 10 TO 13 FEET, OCCASIONALLY TO 17 FEET, BUILDING TO 12 TO
14 FEET, OCCASIONALLY TO 18 FEET IN THE AFTERNOON. WAVE DETAIL:
EAST 12 FEET AT 9 SECONDS, BECOMING EAST 14 FEET AT 10 SECONDS.
INTRACOASTAL WATERS VERY ROUGH. SHOWERS LIKELY. A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON.
WEDNESDAY NIGHT
EAST WINDS 30 TO 35 KNOTS, DIMINISHING TO
25 TO 30 KNOTS AFTER MIDNIGHT. SEAS 12 TO 15 FEET, OCCASIONALLY
TO 19 FEET. INTRACOASTAL WATERS EXTREMELY ROUGH. A CHANCE OF
SHOWERS. A CHANCE OF THUNDERSTORMS, MAINLY IN THE EVENING.
THURSDAY
EAST WINDS 25 TO 30 KNOTS. SEAS 9 TO 12 FEET,
OCCASIONALLY TO 15 FEET. INTRACOASTAL WATERS VERY ROUGH. A SLIGHT
CHANCE OF THUNDERSTORMS IN THE MORNING. SHOWERS LIKELY THROUGH
THE DAY. A CHANCE OF THUNDERSTORMS IN THE AFTERNOON, THEN A
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING. A CHANCE OF
SHOWERS THROUGH THE NIGHT.
FRIDAY
NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 7 TO 10 FEET,
OCCASIONALLY TO 13 FEET. INTRACOASTAL WATERS CHOPPY. A CHANCE OF
SHOWERS THROUGH THE DAY. A SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON, THEN A SLIGHT CHANCE OF SHOWERS THROUGH THE NIGHT.
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.
AMZ470-472-061430-
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-
723 PM EDT SUN APR 5 2026
..SMALL CRAFT EXERCISE CAUTION IN EFFECT UNTIL 5 AM EDT MONDAY
...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY MORNING THROUGH
WEDNESDAY MORNING...
REST OF TONIGHT
SOUTH WINDS 10 TO 15 KNOTS, BECOMING
NORTHWEST. SEAS 4 TO 5 FEET, OCCASIONALLY TO 6 FEET. WAVE DETAIL:
SOUTHEAST 5 FEET AT 9 SECONDS. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS.
MONDAY
NORTHEAST WINDS 20 TO 25 KNOTS. GUSTS UP TO 35 KNOTS IN
THE MORNING. SEAS 4 TO 6 FEET, OCCASIONALLY TO 8 FEET, BUILDING
TO 6 TO 8 FEET, OCCASIONALLY TO 10 FEET IN THE AFTERNOON. WAVE
DETAIL: NORTH 5 FEET AT 4 SECONDS AND EAST 4 FEET AT 9 SECONDS,
BECOMING NORTHEAST 7 FEET AT 8 SECONDS AND NORTHEAST 6 FEET AT
5 SECONDS. A CHANCE OF SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS
IN THE AFTERNOON.
MONDAY NIGHT
NORTHEAST WINDS 20 TO 25 KNOTS. GUSTS UP TO
35 KNOTS AFTER MIDNIGHT. SEAS 7 TO 8 FEET, OCCASIONALLY TO
10 FEET. WAVE DETAIL: NORTHEAST 8 FEET AT 8 SECONDS AND EAST
3 FEET AT 9 SECONDS. SHOWERS LIKELY WITH A SLIGHT CHANCE OF
THUNDERSTORMS.
TUESDAY
NORTHEAST WINDS 20 TO 25 KNOTS WITH GUSTS UP TO
35 KNOTS. SEAS 7 TO 10 FEET, OCCASIONALLY TO 13 FEET. WAVE
DETAIL: NORTHEAST 10 FEET AT 8 SECONDS. A CHANCE OF SHOWERS.
TUESDAY NIGHT
NORTHEAST WINDS 25 TO 30 KNOTS WITH GUSTS UP TO
40 KNOTS. SEAS 9 TO 12 FEET, OCCASIONALLY TO 15 FEET. WAVE
DETAIL: EAST 11 FEET AT 9 SECONDS. A CHANCE OF SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS.
WEDNESDAY
EAST WINDS AROUND 30 KNOTS WITH GUSTS UP TO
45 KNOTS. SEAS 10 TO 13 FEET, OCCASIONALLY TO 17 FEET, BUILDING
TO 12 TO 15 FEET, OCCASIONALLY TO 19 FEET IN THE AFTERNOON. WAVE
DETAIL: EAST 13 FEET AT 9 SECONDS, BECOMING EAST 15 FEET AT
10 SECONDS. SHOWERS LIKELY. A SLIGHT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON.
WEDNESDAY NIGHT
EAST WINDS 25 TO 30 KNOTS. SEAS 11 TO 15 FEET,
OCCASIONALLY TO 19 FEET. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE
OF THUNDERSTORMS.
THURSDAY
EAST WINDS 25 TO 30 KNOTS. SEAS 10 TO 13 FEET,
OCCASIONALLY TO 17 FEET. A SLIGHT CHANCE OF THUNDERSTORMS. A
CHANCE OF SHOWERS.
FRIDAY
NORTHEAST WINDS 20 TO 25 KNOTS. SEAS 8 TO 11 FEET,
OCCASIONALLY TO 14 FEET, SUBSIDING TO 8 TO 9 FEET, OCCASIONALLY
TO 11 FEET AFTER MIDNIGHT. A CHANCE OF SHOWERS THROUGH THE DAY. A
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON, THEN A SLIGHT
CHANCE OF SHOWERS THROUGH THE NIGHT.
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.
AMZ474-061430-
WATERS FROM ST. AUGUSTINE TO FLAGLER BEACH FL FROM 20 TO 60 NM-
723 PM EDT SUN APR 5 2026
..SMALL CRAFT EXERCISE CAUTION IN EFFECT UNTIL 5 AM EDT MONDAY
...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY AFTERNOON THROUGH
WEDNESDAY MORNING...
REST OF TONIGHT
SOUTH WINDS AROUND 15 KNOTS, BECOMING
SOUTHWEST. SEAS 4 TO 6 FEET, OCCASIONALLY TO 8 FEET. WAVE DETAIL:
EAST 6 FEET AT 9 SECONDS. A SLIGHT CHANCE OF THUNDERSTORMS. A
SLIGHT CHANCE OF SHOWERS EARLY, THEN A CHANCE OF SHOWERS.
MONDAY
NORTH WINDS 10 TO 15 KNOTS, BECOMING NORTHEAST 20 TO
25 KNOTS IN THE AFTERNOON. SEAS 4 TO 5 FEET, OCCASIONALLY TO
6 FEET, BUILDING TO 5 TO 7 FEET, OCCASIONALLY TO 9 FEET IN THE
AFTERNOON. WAVE DETAIL: EAST 5 FEET AT 9 SECONDS AND NORTH 3 FEET
AT 5 SECONDS, BECOMING NORTHEAST 6 FEET AT 7 SECONDS AND EAST
4 FEET AT 9 SECONDS. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS IN THE MORNING, THEN SHOWERS LIKELY WITH A CHANCE
OF THUNDERSTORMS IN THE AFTERNOON.
MONDAY NIGHT
NORTHEAST WINDS 20 TO 25 KNOTS. SEAS 7 TO 9 FEET,
OCCASIONALLY TO 11 FEET. WAVE DETAIL: NORTHEAST 8 FEET AT
7 SECONDS AND EAST 4 FEET AT 9 SECONDS. SHOWERS WITH A CHANCE OF
THUNDERSTORMS.
TUESDAY
NORTHEAST WINDS 25 TO 30 KNOTS WITH GUSTS UP TO
40 KNOTS. SEAS 8 TO 11 FEET, OCCASIONALLY TO 14 FEET. WAVE
DETAIL: NORTHEAST 11 FEET AT 8 SECONDS AND EAST 4 FEET AT
9 SECONDS. A SLIGHT CHANCE OF THUNDERSTORMS. SHOWERS, MAINLY IN
THE MORNING.
TUESDAY NIGHT
NORTHEAST WINDS 25 TO 30 KNOTS WITH GUSTS UP TO
40 KNOTS. SEAS 10 TO 12 FEET, OCCASIONALLY TO 15 FEET. WAVE
DETAIL: NORTHEAST 12 FEET AT 9 SECONDS. A CHANCE OF SHOWERS WITH
A SLIGHT CHANCE OF THUNDERSTORMS.
WEDNESDAY AND WEDNESDAY NIGHT
EAST WINDS 25 TO 30 KNOTS WITH
GUSTS UP TO 45 KNOTS. SEAS 12 TO 16 FEET, OCCASIONALLY TO
20 FEET. WAVE DETAIL: EAST 16 FEET AT 10 SECONDS. SHOWERS LIKELY
WITH A CHANCE OF THUNDERSTORMS.
THURSDAY
EAST WINDS 25 TO 30 KNOTS. SEAS 12 TO 14 FEET,
OCCASIONALLY TO 18 FEET, SUBSIDING TO 10 TO 13 FEET, OCCASIONALLY
TO 17 FEET AFTER MIDNIGHT. A SLIGHT CHANCE OF THUNDERSTORMS IN
THE MORNING. SHOWERS LIKELY THROUGH THE DAY. A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON, THEN A SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING. A CHANCE OF SHOWERS THROUGH THE
NIGHT.
FRIDAY
NORTHEAST WINDS 20 TO 25 KNOTS. SEAS 8 TO 11 FEET,
OCCASIONALLY TO 14 FEET. A CHANCE OF SHOWERS. A SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. A SLIGHT CHANCE OF SHOWERS AFTER
MIDNIGHT.
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.
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