FZUS52 KJAX 300949
CWFJAX
Coastal Waters Forecast for Northeast Florida/Southeast Georgia
National Weather Service Jacksonville FL
449 AM EST Tue Dec 30 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.
AMZ400-310100-
Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-
449 AM EST Tue Dec 30 2025
.SYNOPSIS...
A cold front will move southeast of area waters early this morning,
with strong high pressure building behind it. Conditions will be
elevated Today, due to gradient between front and building high. The
high will remain centered to the west through Wednesday, then build
overhead Thursday. The high will move off to the southeast Friday,
as an area of low pressure gathers over the northern Gulf. An area
of low pressure will move just north of the waters this weekend.
.GULF STREAM...
The approximate location of the west wall of the Gulf Stream as of
Dec 29, 2025 at 0000 UTC...
54 nautical miles east of Flagler Beach.
58 nautical miles east of Saint Augustine Beach.
70 nautical miles east southeast of Jacksonville Beach.
76 nautical miles east southeast of St Simons Island.
This data derived from NCEP Global RTOFS model.
$$
AMZ452-454-310100-
Coastal waters from Fernandina Beach to St. Augustine FL out
20 NM-
Coastal waters from St. Augustine to Flagler Beach FL out 20 NM-
449 AM EST Tue Dec 30 2025
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST THIS AFTERNOON...
.TODAY...Northwest winds 20 knots, diminishing to 10 to 15 knots
this afternoon. Seas 4 to 6 feet, occasionally to 8 feet. Wave
Detail: North 6 feet at 6 seconds and northeast 4 feet at 10
seconds. Intracoastal waters choppy.
.TONIGHT...Northwest winds 15 to 20 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: North 4 feet at 7 seconds.
Intracoastal waters choppy.
.WEDNESDAY...Northwest winds 15 to 20 knots, becoming west 10 to
15 knots in the afternoon. Seas 3 to 4 feet, occasionally to
5 feet. Wave Detail: North 4 feet at 5 seconds and northeast
3 feet at 8 seconds. Intracoastal waters choppy.
.WEDNESDAY NIGHT...West winds 15 to 20 knots. Seas 2 to 4 feet,
occasionally to 5 feet. Wave Detail: Northwest 3 feet at
4 seconds and northeast 2 feet at 7 seconds. Intracoastal waters
choppy.
.THURSDAY AND THURSDAY NIGHT...West winds 15 to 20 knots. Seas
2 to 3 feet. Wave Detail: Northwest 3 feet at 4 seconds.
Intracoastal waters choppy.
.FRIDAY...West winds 5 to 10 knots, becoming southwest 10 to
15 knots. Seas around 2 feet in the morning, then 1 foot or less,
then, then 2 to 3 feet. Wave Detail: Southwest 2 feet at
3 seconds. Intracoastal waters a moderate chop.
.SATURDAY...Southwest winds 15 to 20 knots, becoming west. Seas
2 to 4 feet, occasionally to 5 feet. Intracoastal waters choppy.
A chance of showers through the day. A slight chance of
thunderstorms in the afternoon, then showers likely in the
evening. A chance of showers after midnight.
Winds and waves higher in and near thunderstorms.
$$
AMZ470-472-474-310100-
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-
449 AM EST Tue Dec 30 2025
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST THIS AFTERNOON...
.TODAY...Northwest winds 20 knots. Seas 5 to 7 feet, occasionally
to 9 feet. Wave Detail: North 7 feet at 6 seconds and northeast 2
feet at 11 seconds.
.TONIGHT...Northwest winds 15 to 20 knots. Seas 4 to 5 feet,
occasionally to 6 feet. Wave Detail: Northwest 4 feet at
6 seconds and northeast 3 feet at 11 seconds.
.WEDNESDAY...Northwest winds 15 to 20 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: Northwest 4 feet at
5 seconds and northeast 3 feet at 8 seconds.
.WEDNESDAY NIGHT...West winds 15 to 20 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: West 4 feet at 5 seconds and
northeast 2 feet at 8 seconds.
.THURSDAY...West winds 15 to 20 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: Northwest 4 feet at
5 seconds.
.THURSDAY NIGHT...West winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: West 3 feet at 4 seconds.
.FRIDAY...West winds 5 to 10 knots, becoming southwest 15 to
20 knots. Seas 2 to 4 feet, occasionally to 5 feet.
.SATURDAY...Southwest winds 20 to 25 knots, becoming west. Seas
4 to 6 feet, occasionally to 8 feet. A chance of showers in the
morning, then showers likely with a slight chance of
thunderstorms through the night. A chance of showers after
midnight.
Winds and seas higher in and near thunderstorms.
$$
AMZ450-310100-
Coastal waters from Altamaha Sound to Fernandina Beach FL out
20 NM-
449 AM EST Tue Dec 30 2025
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM EST THIS MORNING...
.TODAY...Northwest winds 20 knots, diminishing to 10 to 15 knots
this afternoon. Seas 3 to 5 feet, occasionally to 6 feet. Wave
Detail: North 4 feet at 4 seconds and northeast 2 feet at 11
seconds. Intracoastal waters choppy.
.TONIGHT...Northwest winds 15 to 20 knots. Seas 2 to 3 feet. Wave
Detail: Northwest 2 feet at 3 seconds and northeast 2 feet at
7 seconds. Intracoastal waters choppy.
.WEDNESDAY...Northwest winds 15 to 20 knots, becoming west 10 to
15 knots in the afternoon. Seas 2 to 3 feet. Wave Detail:
Northwest 2 feet at 3 seconds and northeast 2 feet at 8 seconds.
Intracoastal waters choppy.
.WEDNESDAY NIGHT...West winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: West 2 feet at 3 seconds and east 2 feet at
8 seconds. Intracoastal waters a moderate chop.
.THURSDAY AND THURSDAY NIGHT...West winds 10 to 15 knots. Seas
2 to 3 feet. Wave Detail: West 2 feet at 3 seconds. Intracoastal
waters a moderate chop.
.FRIDAY...Southwest winds 5 to 10 knots, increasing to 10 to
15 knots. Waves 1 foot or less, then around 2 feet after
midnight. Wave Detail: South 2 feet at 4 seconds. Intracoastal
waters a moderate chop. A slight chance of showers after
midnight.
.SATURDAY...Southwest winds 10 to 15 knots, becoming northwest.
Seas 2 to 3 feet. Intracoastal waters a moderate chop. A chance
of showers with a slight chance of thunderstorms in the morning,
then a chance of thunderstorms in the afternoon. Showers likely
through the night. A slight chance of thunderstorms in the
evening, then a chance of showers after midnight.
Winds and waves higher in and near thunderstorms.
$$
CWFJAX
Coastal Waters Forecast for Northeast Florida/Southeast Georgia
National Weather Service Jacksonville FL
449 AM EST Tue Dec 30 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.
AMZ400-310100-
Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-
449 AM EST Tue Dec 30 2025
.SYNOPSIS...
A cold front will move southeast of area waters early this morning,
with strong high pressure building behind it. Conditions will be
elevated Today, due to gradient between front and building high. The
high will remain centered to the west through Wednesday, then build
overhead Thursday. The high will move off to the southeast Friday,
as an area of low pressure gathers over the northern Gulf. An area
of low pressure will move just north of the waters this weekend.
.GULF STREAM...
The approximate location of the west wall of the Gulf Stream as of
Dec 29, 2025 at 0000 UTC...
54 nautical miles east of Flagler Beach.
58 nautical miles east of Saint Augustine Beach.
70 nautical miles east southeast of Jacksonville Beach.
76 nautical miles east southeast of St Simons Island.
This data derived from NCEP Global RTOFS model.
$$
AMZ452-454-310100-
Coastal waters from Fernandina Beach to St. Augustine FL out
20 NM-
Coastal waters from St. Augustine to Flagler Beach FL out 20 NM-
449 AM EST Tue Dec 30 2025
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST THIS AFTERNOON...
.TODAY...Northwest winds 20 knots, diminishing to 10 to 15 knots
this afternoon. Seas 4 to 6 feet, occasionally to 8 feet. Wave
Detail: North 6 feet at 6 seconds and northeast 4 feet at 10
seconds. Intracoastal waters choppy.
.TONIGHT...Northwest winds 15 to 20 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: North 4 feet at 7 seconds.
Intracoastal waters choppy.
.WEDNESDAY...Northwest winds 15 to 20 knots, becoming west 10 to
15 knots in the afternoon. Seas 3 to 4 feet, occasionally to
5 feet. Wave Detail: North 4 feet at 5 seconds and northeast
3 feet at 8 seconds. Intracoastal waters choppy.
.WEDNESDAY NIGHT...West winds 15 to 20 knots. Seas 2 to 4 feet,
occasionally to 5 feet. Wave Detail: Northwest 3 feet at
4 seconds and northeast 2 feet at 7 seconds. Intracoastal waters
choppy.
.THURSDAY AND THURSDAY NIGHT...West winds 15 to 20 knots. Seas
2 to 3 feet. Wave Detail: Northwest 3 feet at 4 seconds.
Intracoastal waters choppy.
.FRIDAY...West winds 5 to 10 knots, becoming southwest 10 to
15 knots. Seas around 2 feet in the morning, then 1 foot or less,
then, then 2 to 3 feet. Wave Detail: Southwest 2 feet at
3 seconds. Intracoastal waters a moderate chop.
.SATURDAY...Southwest winds 15 to 20 knots, becoming west. Seas
2 to 4 feet, occasionally to 5 feet. Intracoastal waters choppy.
A chance of showers through the day. A slight chance of
thunderstorms in the afternoon, then showers likely in the
evening. A chance of showers after midnight.
Winds and waves higher in and near thunderstorms.
$$
AMZ470-472-474-310100-
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-
449 AM EST Tue Dec 30 2025
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST THIS AFTERNOON...
.TODAY...Northwest winds 20 knots. Seas 5 to 7 feet, occasionally
to 9 feet. Wave Detail: North 7 feet at 6 seconds and northeast 2
feet at 11 seconds.
.TONIGHT...Northwest winds 15 to 20 knots. Seas 4 to 5 feet,
occasionally to 6 feet. Wave Detail: Northwest 4 feet at
6 seconds and northeast 3 feet at 11 seconds.
.WEDNESDAY...Northwest winds 15 to 20 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: Northwest 4 feet at
5 seconds and northeast 3 feet at 8 seconds.
.WEDNESDAY NIGHT...West winds 15 to 20 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: West 4 feet at 5 seconds and
northeast 2 feet at 8 seconds.
.THURSDAY...West winds 15 to 20 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: Northwest 4 feet at
5 seconds.
.THURSDAY NIGHT...West winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: West 3 feet at 4 seconds.
.FRIDAY...West winds 5 to 10 knots, becoming southwest 15 to
20 knots. Seas 2 to 4 feet, occasionally to 5 feet.
.SATURDAY...Southwest winds 20 to 25 knots, becoming west. Seas
4 to 6 feet, occasionally to 8 feet. A chance of showers in the
morning, then showers likely with a slight chance of
thunderstorms through the night. A chance of showers after
midnight.
Winds and seas higher in and near thunderstorms.
$$
AMZ450-310100-
Coastal waters from Altamaha Sound to Fernandina Beach FL out
20 NM-
449 AM EST Tue Dec 30 2025
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM EST THIS MORNING...
.TODAY...Northwest winds 20 knots, diminishing to 10 to 15 knots
this afternoon. Seas 3 to 5 feet, occasionally to 6 feet. Wave
Detail: North 4 feet at 4 seconds and northeast 2 feet at 11
seconds. Intracoastal waters choppy.
.TONIGHT...Northwest winds 15 to 20 knots. Seas 2 to 3 feet. Wave
Detail: Northwest 2 feet at 3 seconds and northeast 2 feet at
7 seconds. Intracoastal waters choppy.
.WEDNESDAY...Northwest winds 15 to 20 knots, becoming west 10 to
15 knots in the afternoon. Seas 2 to 3 feet. Wave Detail:
Northwest 2 feet at 3 seconds and northeast 2 feet at 8 seconds.
Intracoastal waters choppy.
.WEDNESDAY NIGHT...West winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: West 2 feet at 3 seconds and east 2 feet at
8 seconds. Intracoastal waters a moderate chop.
.THURSDAY AND THURSDAY NIGHT...West winds 10 to 15 knots. Seas
2 to 3 feet. Wave Detail: West 2 feet at 3 seconds. Intracoastal
waters a moderate chop.
.FRIDAY...Southwest winds 5 to 10 knots, increasing to 10 to
15 knots. Waves 1 foot or less, then around 2 feet after
midnight. Wave Detail: South 2 feet at 4 seconds. Intracoastal
waters a moderate chop. A slight chance of showers after
midnight.
.SATURDAY...Southwest winds 10 to 15 knots, becoming northwest.
Seas 2 to 3 feet. Intracoastal waters a moderate chop. A chance
of showers with a slight chance of thunderstorms in the morning,
then a chance of thunderstorms in the afternoon. Showers likely
through the night. A slight chance of thunderstorms in the
evening, then a chance of showers after midnight.
Winds and waves higher in and near thunderstorms.
$$