FZUS52 KJAX 222201
CWFJAX
Coastal Waters Forecast for Northeast Florida/Southeast Georgia
National Weather Service Jacksonville FL
501 PM EST Mon Dec 22 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.
AMZ400-231315-
Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-
501 PM EST Mon Dec 22 2025
.SYNOPSIS...
Small Craft Advisory conditions will persist over outer waters
through Tuesday.
High pressure will be northeast of the region through this evening,
with an inverted trough over the coastal waters. This high will move
away to the northeast overnight, with the trough dissipating. The
high pressure ridge will build overhead Tuesday through Thursday. A
weak cold front will glance by to the northeast Tuesday night. The
high will sink to the south later in the week.
.GULF STREAM...
The approximate location of the west wall of the Gulf Stream as of
Dec 22, 2025 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.
76 nautical miles east southeast of St Simons Island.
This data derived from NCEP Global RTOFS model.
$$
AMZ450-452-454-231315-
Coastal waters from Altamaha Sound to Fernandina Beach FL out
20 NM-
Coastal waters from Fernandina Beach to St. Augustine FL out
20 NM-
Coastal waters from St. Augustine to Flagler Beach FL out 20 NM-
501 PM EST Mon Dec 22 2025
...SMALL CRAFT EXERCISE CAUTION...
.TONIGHT...East winds 10 to 15 knots. Seas 4 to 6 feet,
occasionally to 8 feet. Wave Detail: Northeast 5 feet at
7 seconds and east 5 feet at 10 seconds. Intracoastal waters a
moderate chop. A slight chance of showers this evening.
.TUESDAY...Southeast winds 5 to 10 knots. Seas 4 to 6 feet,
occasionally to 8 feet. Wave Detail: East 5 feet at 8 seconds.
Intracoastal waters light chop.
.TUESDAY NIGHT...South winds around 5 knots, becoming west after
midnight. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail:
East 5 feet at 9 seconds. Intracoastal waters light chop.
.WEDNESDAY...Northwest winds 5 to 10 knots, becoming northeast in
the afternoon. Seas 3 to 4 feet, occasionally to 5 feet. Wave
Detail: East 4 feet at 9 seconds. Intracoastal waters light chop.
.WEDNESDAY NIGHT...East winds around 5 knots, becoming northwest
after midnight. Seas 2 to 3 feet. Wave Detail: East 3 feet at
9 seconds. Intracoastal waters smooth.
.THURSDAY AND THURSDAY NIGHT...West winds 5 to 10 knots. Seas
2 to 3 feet. Wave Detail: East 3 feet at 9 seconds. Intracoastal
waters light chop.
.FRIDAY THROUGH SATURDAY...Southwest winds 10 to 15 knots. Seas
2 to 4 feet, occasionally to 5 feet. Intracoastal waters a
moderate chop.
$$
AMZ470-472-474-231315-
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-
501 PM EST Mon Dec 22 2025
...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY AFTERNOON...
.TONIGHT...East winds 15 to 20 knots. Seas 6 to 7 feet,
occasionally to 9 feet. Wave Detail: East 7 feet at 10 seconds
and northeast 6 feet at 7 seconds. A slight chance of showers
this evening.
.TUESDAY...Southeast winds 10 to 15 knots, becoming south 5 to
10 knots in the afternoon. Seas 5 to 7 feet, occasionally to
9 feet. Wave Detail: East 7 feet at 8 seconds.
.TUESDAY NIGHT...Southwest winds 5 to 10 knots, becoming west
after midnight. Seas 4 to 6 feet, occasionally to 8 feet. Wave
Detail: East 5 feet at 9 seconds.
.WEDNESDAY...Northwest winds 5 to 10 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: East 4 feet at 9 seconds and
northeast 2 feet at 8 seconds.
.WEDNESDAY NIGHT AND THURSDAY...Northwest winds 5 to 10 knots.
Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: East
3 feet at 9 seconds and northeast 2 feet at 8 seconds.
.THURSDAY NIGHT...Southwest winds 5 to 10 knots. Seas 2 to
4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at
9 seconds.
.FRIDAY THROUGH SATURDAY...Southwest winds 15 to 20 knots. Seas
3 to 5 feet, occasionally to 6 feet.
$$
CWFJAX
Coastal Waters Forecast for Northeast Florida/Southeast Georgia
National Weather Service Jacksonville FL
501 PM EST Mon Dec 22 2025
Atlantic Coastal Waters from Altamaha Sound GA to Flagler Beach
FL out to 60 nm.
Seas are provided as a range of the average height of the highest
1/3 of the waves, along with the occasional height of the average
highest 1/10 of the waves.
AMZ400-231315-
Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-
501 PM EST Mon Dec 22 2025
.SYNOPSIS...
Small Craft Advisory conditions will persist over outer waters
through Tuesday.
High pressure will be northeast of the region through this evening,
with an inverted trough over the coastal waters. This high will move
away to the northeast overnight, with the trough dissipating. The
high pressure ridge will build overhead Tuesday through Thursday. A
weak cold front will glance by to the northeast Tuesday night. The
high will sink to the south later in the week.
.GULF STREAM...
The approximate location of the west wall of the Gulf Stream as of
Dec 22, 2025 at 0000 UTC...
50 nautical miles east of Flagler Beach.
58 nautical miles east of Saint Augustine Beach.
70 nautical miles east southeast of Jacksonville Beach.
76 nautical miles east southeast of St Simons Island.
This data derived from NCEP Global RTOFS model.
$$
AMZ450-452-454-231315-
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-
501 PM EST Mon Dec 22 2025
...SMALL CRAFT EXERCISE CAUTION...
.TONIGHT...East winds 10 to 15 knots. Seas 4 to 6 feet,
occasionally to 8 feet. Wave Detail: Northeast 5 feet at
7 seconds and east 5 feet at 10 seconds. Intracoastal waters a
moderate chop. A slight chance of showers this evening.
.TUESDAY...Southeast winds 5 to 10 knots. Seas 4 to 6 feet,
occasionally to 8 feet. Wave Detail: East 5 feet at 8 seconds.
Intracoastal waters light chop.
.TUESDAY NIGHT...South winds around 5 knots, becoming west after
midnight. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail:
East 5 feet at 9 seconds. Intracoastal waters light chop.
.WEDNESDAY...Northwest winds 5 to 10 knots, becoming northeast in
the afternoon. Seas 3 to 4 feet, occasionally to 5 feet. Wave
Detail: East 4 feet at 9 seconds. Intracoastal waters light chop.
.WEDNESDAY NIGHT...East winds around 5 knots, becoming northwest
after midnight. Seas 2 to 3 feet. Wave Detail: East 3 feet at
9 seconds. Intracoastal waters smooth.
.THURSDAY AND THURSDAY NIGHT...West winds 5 to 10 knots. Seas
2 to 3 feet. Wave Detail: East 3 feet at 9 seconds. Intracoastal
waters light chop.
.FRIDAY THROUGH SATURDAY...Southwest winds 10 to 15 knots. Seas
2 to 4 feet, occasionally to 5 feet. Intracoastal waters a
moderate chop.
$$
AMZ470-472-474-231315-
Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to
60 NM-
Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM-
Waters from St. Augustine to Flagler Beach FL from 20 to 60 NM-
501 PM EST Mon Dec 22 2025
...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY AFTERNOON...
.TONIGHT...East winds 15 to 20 knots. Seas 6 to 7 feet,
occasionally to 9 feet. Wave Detail: East 7 feet at 10 seconds
and northeast 6 feet at 7 seconds. A slight chance of showers
this evening.
.TUESDAY...Southeast winds 10 to 15 knots, becoming south 5 to
10 knots in the afternoon. Seas 5 to 7 feet, occasionally to
9 feet. Wave Detail: East 7 feet at 8 seconds.
.TUESDAY NIGHT...Southwest winds 5 to 10 knots, becoming west
after midnight. Seas 4 to 6 feet, occasionally to 8 feet. Wave
Detail: East 5 feet at 9 seconds.
.WEDNESDAY...Northwest winds 5 to 10 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: East 4 feet at 9 seconds and
northeast 2 feet at 8 seconds.
.WEDNESDAY NIGHT AND THURSDAY...Northwest winds 5 to 10 knots.
Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: East
3 feet at 9 seconds and northeast 2 feet at 8 seconds.
.THURSDAY NIGHT...Southwest winds 5 to 10 knots. Seas 2 to
4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at
9 seconds.
.FRIDAY THROUGH SATURDAY...Southwest winds 15 to 20 knots. Seas
3 to 5 feet, occasionally to 6 feet.
$$