Coastal Waters Forecast
Issued by NWS Jacksonville, FL

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
356
FZUS52 KJAX 230709
CWFJAX

Coastal Waters Forecast for Northeast Florida/Southeast Georgia
National Weather Service Jacksonville FL
209 AM EST Sun Feb 23 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.

AMZ400-240030-
Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-
209 AM EST Sun Feb 23 2025

.SYNOPSIS...

High pressure builds north of the region today as another area of
low pressure forms across the northeast Gulf. This slow moving low
approaches south Florida tonight into Monday and crosses the
region Monday night into Tuesday bringing isolated thunderstorm
potential. Surface high pressure builds across the eastern Gulf
mid- week then shifts east of the region Thursday as the next cold
front approaches.

.GULF STREAM...

The approximate location of the west wall of the Gulf Stream as of
Feb 22, 2025 at 1200 UTC...

 64 nautical miles east of Flagler Beach.
 67 nautical miles east of Saint Augustine Beach.
 75 nautical miles east of Jacksonville Beach.
 95 nautical miles east southeast of St Simons Island.

This data courtesy of the Naval Oceanographic Office.

$$

AMZ450-452-454-240030-
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-
209 AM EST Sun Feb 23 2025

.TODAY...North winds around 5 knots, becoming northeast this
afternoon. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at
8 seconds. Intracoastal waters light chop.
.TONIGHT...Southeast winds around 5 knots, becoming northwest
after midnight. Seas around 2 feet. Wave Detail: Northeast 2 feet
at 8 seconds. Intracoastal waters smooth. A slight chance of
showers in the evening, then a chance of rain after midnight.
.MONDAY...Northeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: Northeast 2 feet at 8 seconds. Intracoastal waters light
chop. Showers likely. A slight chance of thunderstorms in the
afternoon.
.MONDAY NIGHT...Northeast winds 5 to 10 knots. Seas 2 to 3 feet.
Wave Detail: Northeast 3 feet at 6 seconds. Intracoastal waters
light chop. A slight chance of thunderstorms in the evening. A
chance of showers.
.TUESDAY...North winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: Northeast 3 feet at 6 seconds and north 2 feet at
3 seconds. Intracoastal waters a moderate chop. A slight chance
of showers in the morning.
.TUESDAY NIGHT...Northwest winds around 5 knots. Seas 2 to
3 feet. Wave Detail: East 3 feet at 6 seconds. Intracoastal
waters smooth.
.WEDNESDAY...Northeast winds around 5 knots, becoming south. Seas
2 to 3 feet. Intracoastal waters smooth.
.THURSDAY...Southwest winds 5 to 10 knots, becoming west 15 to
20 knots. Seas 2 to 3 feet. Intracoastal waters choppy. A slight
chance of showers through the day, then a chance of showers
through the night.

Winds and waves higher in and near thunderstorms.

$$

AMZ470-472-474-240030-
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-
209 AM EST Sun Feb 23 2025

.TODAY...North winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: Northeast 3 feet at 8 seconds.
.TONIGHT...Southeast winds around 5 knots, becoming northwest
after midnight. Seas 2 to 3 feet. Wave Detail: Northeast 2 feet
at 8 seconds. A chance of rain after midnight.
.MONDAY...Northeast winds 5 to 10 knots, increasing to 10 to
15 knots in the afternoon. Seas 2 to 3 feet. Wave Detail:
Northeast 3 feet at 8 seconds. A chance of showers in the
morning, then showers likely with a slight chance of
thunderstorms in the afternoon.
.MONDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: Northeast 3 feet at 6 seconds. A slight chance of
thunderstorms in the evening. A chance of showers.
.TUESDAY...North winds 10 to 15 knots. Seas 2 to 4 feet,
occasionally to 5 feet. Wave Detail: Northeast 3 feet at
6 seconds and north 2 feet at 3 seconds. A slight chance of
showers.
.TUESDAY NIGHT...North winds 5 to 10 knots. Seas 2 to 3 feet.
Wave Detail: East 3 feet at 7 seconds.
.WEDNESDAY...North winds 5 to 10 knots, becoming south. Seas 2 to
3 feet.
.THURSDAY...Southwest winds 5 to 10 knots, becoming west 15 to
20 knots. Seas 3 to 5 feet, occasionally to 6 feet. A slight
chance of showers through the day, then a chance of showers with
a slight chance of thunderstorms through the night.

Winds and seas higher in and near thunderstorms.

$$