AMZ400-160200-
Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-
739 AM EDT Tue Jul 15 2025
.SYNOPSIS...
A weak area of low pressure over the Gulf Stream off the Florida
East Coast will begin to shift westward this morning. An increase in
showers and thunderstorms coverage is expected Today as the low
shifts westward across the Florida peninsula tonight and into the
eastern Gulf on Wednesday, with low pressure potentially
strengthening later in the week near the northern Gulf coast. NHC
has highlighted the northern Gulf coast for a low chance of
tropical/subtropical development for this week. Prevailing
northeasterly winds Today will shift to southerly by tonight as the
low shifts west of our local waters, with south-southeasterly winds
briefly strengthening to Caution levels this afternoon and
continuing tonight and Wednesday. Rounds of showers and
thunderstorms will continue through late in the week as southerly
winds prevail.
.GULF STREAM...
The approximate location of the west wall of the Gulf Stream as of
Jul 12, 2025 at 1200 UTC...
56 nautical miles east northeast of Flagler Beach.
59 nautical miles east of Saint Augustine Beach.
70 nautical miles east of Jacksonville Beach.
90 nautical miles east southeast of St Simons Island.
This data courtesy of the Naval Oceanographic Office.
$$
AMZ450-452-454-160200- 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- 739 AM EDT Tue Jul 15 2025 SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM 6 PM EDT THIS EVENING THROUGH WEDNESDAY AFTERNOON TODAY Northeast winds around 10 knots, becoming east this afternoon. Seas 2 to 3 feet. Wave Detail: East 3 feet at 4 seconds. Intracoastal waters a moderate chop. A chance of showers with a slight chance of thunderstorms. TONIGHT South winds 15 to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 6 seconds. Intracoastal waters choppy. A chance of showers with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. WEDNESDAY South winds 15 to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 6 seconds. Intracoastal waters choppy. A chance of showers with a slight chance of thunderstorms in the morning, then showers likely with a chance of thunderstorms in the afternoon. WEDNESDAY NIGHT South winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 5 seconds. Intracoastal waters a moderate chop. A slight chance of showers and thunderstorms in the evening. THURSDAY Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 6 seconds. Intracoastal waters a moderate chop. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. THURSDAY NIGHT South winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 6 seconds. Intracoastal waters a moderate chop. A slight chance of showers and thunderstorms in the evening. FRIDAY THROUGH SATURDAY South winds 5 to 10 knots. Seas 2 to 3 feet. Intracoastal waters light chop. A chance of showers and thunderstorms. Winds and waves higher in and near thunderstorms. $$
AMZ450-452-454-160200- 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- 739 AM EDT Tue Jul 15 2025 SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM 6 PM EDT THIS EVENING THROUGH WEDNESDAY AFTERNOON TODAY Northeast winds around 10 knots, becoming east this afternoon. Seas 2 to 3 feet. Wave Detail: East 3 feet at 4 seconds. Intracoastal waters a moderate chop. A chance of showers with a slight chance of thunderstorms. TONIGHT South winds 15 to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 6 seconds. Intracoastal waters choppy. A chance of showers with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. WEDNESDAY South winds 15 to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 6 seconds. Intracoastal waters choppy. A chance of showers with a slight chance of thunderstorms in the morning, then showers likely with a chance of thunderstorms in the afternoon. WEDNESDAY NIGHT South winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 5 seconds. Intracoastal waters a moderate chop. A slight chance of showers and thunderstorms in the evening. THURSDAY Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 6 seconds. Intracoastal waters a moderate chop. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. THURSDAY NIGHT South winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 6 seconds. Intracoastal waters a moderate chop. A slight chance of showers and thunderstorms in the evening. FRIDAY THROUGH SATURDAY South winds 5 to 10 knots. Seas 2 to 3 feet. Intracoastal waters light chop. A chance of showers and thunderstorms. Winds and waves higher in and near thunderstorms. $$