AMZ400-222100-
Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-
224 AM EDT Mon Jun 22 2026
.SYNOPSIS...
A predominant offshore southwest flow will remain in place this week
as frontal boundaries push through the SE US states but continue to
stall north of the local waters and high pressure ridge axis remains
south of the region. Periods of stronger southwest winds close to
Small Craft Exercise Caution levels will be possible during the
evening hours. Main threat to boaters will continue to be any
offshore moving storms with gusty winds and frequent lightning,
mainly during the afternoon and evening hours.
.GULF STREAM...
The approximate location of the west wall of the Gulf Stream as of
Jun 21, 2026 at 0000 UTC...
50 nautical miles east of Flagler Beach.
53 nautical miles east of Saint Augustine Beach.
64 nautical miles east southeast of Jacksonville Beach.
76 nautical miles east southeast of St Simons Island.
This data derived from NCEP Global RTOFS model.
$$
AMZ450-452-454-222100- 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- 224 AM EDT Mon Jun 22 2026 REST OF TONIGHT Southwest winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Southwest 2 feet at 3 seconds. Intracoastal waters a moderate chop. MONDAY Southwest winds 10 to 15 knots, becoming south in the afternoon. Seas around 2 feet. Wave Detail: Southwest 2 feet at 3 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. MONDAY NIGHT South winds 10 to 15 knots, becoming west after midnight. Seas 2 to 3 feet. Wave Detail: South 2 feet at 4 seconds. Intracoastal waters a moderate chop. A slight chance of showers and thunderstorms in the evening. TUESDAY Southwest winds 10 to 15 knots, becoming south 5 to 10 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: Southwest 2 feet at 4 seconds and southeast 2 feet at 7 seconds. Intracoastal waters a moderate chop. A slight chance of showers and thunderstorms in the afternoon. TUESDAY NIGHT West winds around 10 knots. Seas around 2 feet. Wave Detail: Southwest 2 feet at 4 seconds and southeast 2 feet at 7 seconds. Intracoastal waters light chop. A slight chance of showers and thunderstorms in the evening. WEDNESDAY Northwest winds 5 to 10 knots, becoming east in the afternoon. Seas around 2 feet. Wave Detail: Southeast 2 feet at 7 seconds. Intracoastal waters light chop. A chance of showers and thunderstorms in the afternoon. WEDNESDAY NIGHT South winds 5 to 10 knots. Seas around 2 feet. Intracoastal waters light chop. A slight chance of showers and thunderstorms in the evening. THURSDAY South winds 10 to 15 knots. Seas 2 to 3 feet. Intracoastal waters a moderate chop. A chance of showers and thunderstorms in the afternoon. A slight chance of showers and thunderstorms in the evening. FRIDAY Southwest winds 10 to 15 knots. Seas 2 to 3 feet. Intracoastal waters a moderate chop. A slight chance of showers and thunderstorms through the night. Winds and waves higher in and near thunderstorms. $$
AMZ450-452-454-222100- 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- 224 AM EDT Mon Jun 22 2026 REST OF TONIGHT Southwest winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Southwest 2 feet at 3 seconds. Intracoastal waters a moderate chop. MONDAY Southwest winds 10 to 15 knots, becoming south in the afternoon. Seas around 2 feet. Wave Detail: Southwest 2 feet at 3 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. MONDAY NIGHT South winds 10 to 15 knots, becoming west after midnight. Seas 2 to 3 feet. Wave Detail: South 2 feet at 4 seconds. Intracoastal waters a moderate chop. A slight chance of showers and thunderstorms in the evening. TUESDAY Southwest winds 10 to 15 knots, becoming south 5 to 10 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: Southwest 2 feet at 4 seconds and southeast 2 feet at 7 seconds. Intracoastal waters a moderate chop. A slight chance of showers and thunderstorms in the afternoon. TUESDAY NIGHT West winds around 10 knots. Seas around 2 feet. Wave Detail: Southwest 2 feet at 4 seconds and southeast 2 feet at 7 seconds. Intracoastal waters light chop. A slight chance of showers and thunderstorms in the evening. WEDNESDAY Northwest winds 5 to 10 knots, becoming east in the afternoon. Seas around 2 feet. Wave Detail: Southeast 2 feet at 7 seconds. Intracoastal waters light chop. A chance of showers and thunderstorms in the afternoon. WEDNESDAY NIGHT South winds 5 to 10 knots. Seas around 2 feet. Intracoastal waters light chop. A slight chance of showers and thunderstorms in the evening. THURSDAY South winds 10 to 15 knots. Seas 2 to 3 feet. Intracoastal waters a moderate chop. A chance of showers and thunderstorms in the afternoon. A slight chance of showers and thunderstorms in the evening. FRIDAY Southwest winds 10 to 15 knots. Seas 2 to 3 feet. Intracoastal waters a moderate chop. A slight chance of showers and thunderstorms through the night. Winds and waves higher in and near thunderstorms. $$