AMZ400-110900-
Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-
226 PM EDT Mon Aug 10 2026
.SYNOPSIS...
Atlantic high pressure will gradually build westward across our
local waters today and persist through the week. Southwesterly flow
will prevail over the local waters with an afternoon sea breeze
developing over the near shore waters each afternoon, followed by a
southerly evening wind surge. Winds and seas are forecast to remain
below Caution levels this week. Only isolated afternoon and evening
thunderstorms are forecast today through Friday, mainly impacting
the near shore waters.
.GULF STREAM...
The approximate location of the west wall of the Gulf Stream as of
Aug 10, 2026 at 0000 UTC...
46 nautical miles east of Flagler Beach.
58 nautical miles east of Saint Augustine Beach.
70 nautical miles east southeast of Jacksonville Beach.
66 nautical miles east southeast of St Simons Island.
This data derived from NCEP Global RTOFS model.
$$
AMZ450-452-454-110900- Coastal waters from Altamaha Sound to Fernandina Beach FL out 20 NM- Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM- Coastal waters from St. Augustine to Flagler Beach FL out 20 NM- 226 PM EDT Mon Aug 10 2026 REST OF TODAY Southeast winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 7 seconds. Intracoastal waters light chop. A slight chance of showers and thunderstorms. TONIGHT Southwest winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 7 seconds. Intracoastal waters light chop. TUESDAY Southwest winds 5 to 10 knots, becoming south in the afternoon. Seas around 2 feet. Wave Detail: Southeast 2 feet at 7 seconds. Intracoastal waters light chop. A slight chance of showers and thunderstorms in the afternoon. TUESDAY NIGHT South winds 10 to 15 knots, becoming west after midnight. Seas around 2 feet. Wave Detail: South 2 feet at 4 seconds and southeast 2 feet at 7 seconds. Intracoastal waters a moderate chop. WEDNESDAY West winds 5 to 10 knots, becoming south in the afternoon. Seas around 2 feet. Wave Detail: West 2 feet at 3 seconds and southeast 2 feet at 7 seconds. Intracoastal waters light chop. A chance of showers and thunderstorms in the afternoon. WEDNESDAY NIGHT Southwest winds around 10 knots. Seas around 2 feet. Wave Detail: Southwest 2 feet at 3 seconds and southeast 2 feet at 8 seconds. Intracoastal waters light chop. A slight chance of thunderstorms in the evening. A slight chance of showers. THURSDAY Southwest winds 5 to 10 knots, increasing to 10 to 15 knots. Seas around 2 feet. Intracoastal waters a moderate chop. A chance of showers and thunderstorms in the afternoon. A slight chance of showers and thunderstorms in the evening. FRIDAY Southwest winds 10 to 15 knots. Seas 2 to 3 feet. Intracoastal waters a moderate chop. A slight chance of showers and thunderstorms through the night. Winds and waves higher in and near thunderstorms. $$
AMZ450-452-454-110900- 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- 226 PM EDT Mon Aug 10 2026 REST OF TODAY Southeast winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 7 seconds. Intracoastal waters light chop. A slight chance of showers and thunderstorms. TONIGHT Southwest winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 7 seconds. Intracoastal waters light chop. TUESDAY Southwest winds 5 to 10 knots, becoming south in the afternoon. Seas around 2 feet. Wave Detail: Southeast 2 feet at 7 seconds. Intracoastal waters light chop. A slight chance of showers and thunderstorms in the afternoon. TUESDAY NIGHT South winds 10 to 15 knots, becoming west after midnight. Seas around 2 feet. Wave Detail: South 2 feet at 4 seconds and southeast 2 feet at 7 seconds. Intracoastal waters a moderate chop. WEDNESDAY West winds 5 to 10 knots, becoming south in the afternoon. Seas around 2 feet. Wave Detail: West 2 feet at 3 seconds and southeast 2 feet at 7 seconds. Intracoastal waters light chop. A chance of showers and thunderstorms in the afternoon. WEDNESDAY NIGHT Southwest winds around 10 knots. Seas around 2 feet. Wave Detail: Southwest 2 feet at 3 seconds and southeast 2 feet at 8 seconds. Intracoastal waters light chop. A slight chance of thunderstorms in the evening. A slight chance of showers. THURSDAY Southwest winds 5 to 10 knots, increasing to 10 to 15 knots. Seas around 2 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. $$