AMZ400-240900-
 Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-
 156 PM EDT Fri Oct 23 2026
 
 
 .SYNOPSIS...
 
 A combination of strong high pressure developing to the north, and a
 trough of low pressure to the east southeast will result in a tight
 pressure gradient over area waters this weekend into early next
 week. This will lead to elevated conditions with gales expected by
 Saturday afternoon. While the high will weaken to the north into the
 middle part of next week, an enhanced northeast flow will continue.
 
 
 .GULF STREAM...
 
 The approximate location of the west wall of the Gulf Stream as of
 Oct 23, 2026 at 0000 UTC...
 
 58 nautical miles east of Flagler Beach.
 66 nautical miles east of Saint Augustine Beach.
 78 nautical miles east southeast of Jacksonville Beach.
 81 nautical miles east southeast of St Simons Island.
 
 This data derived from NCEP Global RTOFS model.
 
 
 $$




 
 AMZ450-240900-
 Coastal waters from Altamaha Sound to Fernandina Beach FL out
 20 NM-
 156 PM EDT Fri Oct 23 2026
 
 SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY MORNING
 GALE WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH MONDAY
 EVENING
 

 TONIGHT
 Northeast winds 20 to 25 knots, increasing to 25 to
 30 knots after midnight. Seas 5 to 6 feet, occasionally to
 8 feet, building to 5 to 8 feet, occasionally to 10 feet after
 midnight. Wave Detail: Northeast 6 feet at 6 seconds and east
 3 feet at 12 seconds, becoming northeast 7 feet at 7 seconds and
 east 2 feet at 12 seconds. Intracoastal waters very rough.

 SATURDAY
 Northeast winds 25 to 30 knots with gusts up to
 40 knots. Seas 6 to 9 feet, occasionally to 11 feet, building to
 8 to 11 feet, occasionally to 14 feet in the afternoon. Wave
 Detail: Northeast 9 feet at 7 seconds and east 2 feet at
 11 seconds, becoming northeast 10 feet at 9 seconds. Intracoastal
 waters very rough. A chance of showers. A slight chance of
 thunderstorms in the afternoon.

 SATURDAY NIGHT
 Northeast winds 30 to 35 knots. Seas 9 to
 13 feet, occasionally to 17 feet. Wave Detail: Northeast 12 feet
 at 9 seconds and northeast 6 feet at 6 seconds. Intracoastal
 waters extremely rough. A chance of showers, mainly in the
 evening.

 SUNDAY
 Northeast winds 25 to 35 knots with gusts up to
 45 knots. Seas 9 to 12 feet, occasionally to 15 feet. Wave
 Detail: Northeast 12 feet at 10 seconds and northeast 3 feet at
 4 seconds. Intracoastal waters extremely rough. A slight chance
 of showers in the morning, then a chance of showers in the
 afternoon.

 SUNDAY NIGHT
 Northeast winds 30 to 35 knots, diminishing to
 25 to 30 knots after midnight. Seas 9 to 13 feet, occasionally to
 17 feet. Wave Detail: East 13 feet at 9 seconds and northeast
 3 feet at 4 seconds. Intracoastal waters extremely rough. A
 chance of showers, mainly in the evening.

 MONDAY
 Northeast winds 25 to 30 knots. Seas 9 to 12 feet,
 occasionally to 15 feet. Wave Detail: East 11 feet at 10 seconds
 and northeast 2 feet at 4 seconds. Intracoastal waters very
 rough. A slight chance of showers in the morning.

 MONDAY NIGHT
 Northeast winds 25 to 30 knots, diminishing to
 20 to 25 knots after midnight. Seas 8 to 11 feet, occasionally to
 14 feet. Intracoastal waters very rough.

 TUESDAY
 Northeast winds 20 to 25 knots. Seas 6 to 9 feet,
 occasionally to 11 feet, subsiding to 6 to 7 feet, occasionally
 to 9 feet after midnight. Intracoastal waters rough.

 WEDNESDAY
 Northeast winds 25 to 30 knots. Seas 5 to 8 feet,
 occasionally to 10 feet. Intracoastal waters very rough. A slight
 chance of showers in the afternoon. A chance of showers through
 the night.
 
 Winds and waves higher in and near thunderstorms.
 
 $$