AMZ400-210800-
Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-
1229 PM EST Thu Nov 20 2025
.SYNOPSIS...
High pressure ridging over the Florida panhandle will weaken while
shifting slowly southeastward by Friday afternoon and Saturday. A
weakening and mostly dry frontal boundary will then push southward
through the Georgia waters on Saturday night, with this boundary
pushing across the northeast FL waters on Sunday morning. High
pressure will build east-southeastward from the Upper Midwest on
Sunday night towards the Mid-Atlantic states by early Tuesday, with
breezy onshore winds developing across our local waters from Sunday
afternoon through Monday afternoon. A stronger cold front may then
push eastward across the southeastern states next Wednesday and
Wednesday night, with southerly winds expected to develop ahead of
this front beginning on Tuesday.
.GULF STREAM...
The approximate location of the west wall of the Gulf Stream as of
Nov 18, 2025 at 1200 UTC...
50 nautical miles east of Flagler Beach.
59 nautical miles east of Saint Augustine Beach.
76 nautical miles east of Jacksonville Beach.
85 nautical miles east of St Simons Island.
This data courtesy of the Naval Oceanographic Office.
$$
AMZ450-452-454-210800- Coastal waters from Altamaha Sound to Fernandina Beach FL out 20 NM- Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM- Coastal waters from St. Augustine to Flagler Beach FL out 20 NM- 1229 PM EST Thu Nov 20 2025 REST OF TODAY North winds around 5 knots, becoming northeast this afternoon. Seas around 2 feet. Intracoastal waters smooth. TONIGHT East winds around 5 knots, becoming west after midnight. Waves 1 foot or less. Intracoastal waters smooth. Areas of dense fog after midnight. FRIDAY West winds around 5 knots, becoming southeast around 5 knots in the afternoon. Waves 1 foot or less. Intracoastal waters smooth. Areas of dense fog in the morning. FRIDAY NIGHT South winds 5 to 10 knots, becoming southwest after midnight. Seas around 2 feet. Intracoastal waters light chop. SATURDAY Southwest winds 5 to 10 knots. Seas around 2 feet. Intracoastal waters light chop. SATURDAY NIGHT West winds 5 to 10 knots. Seas around 2 feet. Intracoastal waters light chop. SUNDAY THROUGH MONDAY Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Intracoastal waters a moderate chop. $$
AMZ450-452-454-210800- 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- 1229 PM EST Thu Nov 20 2025 REST OF TODAY North winds around 5 knots, becoming northeast this afternoon. Seas around 2 feet. Intracoastal waters smooth. TONIGHT East winds around 5 knots, becoming west after midnight. Waves 1 foot or less. Intracoastal waters smooth. Areas of dense fog after midnight. FRIDAY West winds around 5 knots, becoming southeast around 5 knots in the afternoon. Waves 1 foot or less. Intracoastal waters smooth. Areas of dense fog in the morning. FRIDAY NIGHT South winds 5 to 10 knots, becoming southwest after midnight. Seas around 2 feet. Intracoastal waters light chop. SATURDAY Southwest winds 5 to 10 knots. Seas around 2 feet. Intracoastal waters light chop. SATURDAY NIGHT West winds 5 to 10 knots. Seas around 2 feet. Intracoastal waters light chop. SUNDAY THROUGH MONDAY Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Intracoastal waters a moderate chop. $$