Coastal Waters Forecast
Issued by NWS Jacksonville, FL
Issued by NWS Jacksonville, FL
105 FZUS52 KJAX 271745 CWFJAX Coastal Waters Forecast for Northeast Florida/Southeast Georgia National Weather Service Jacksonville FL 145 PM EDT Sat Apr 27 2024 Atlantic Coastal Waters from Altamaha Sound GA to Flagler Beach FL out to 60 nm. Seas are provided as a range of the average height of the highest 1/3 of the waves, along with the occasional height of the average highest 1/10 of the waves. AMZ400-280615- Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm- 145 PM EDT Sat Apr 27 2024 .SYNOPSIS... Strong high pressure to the north northeast near the Mid-Atlantic coast will sink southward down the eastern seaboard through this evening with breezy easterly winds as a coastal trough over the northeast Florida waters tightens the local pressure gradient and Small Craft Advisory conditions the northeast Florida nearshore waters and all of the offshore waters. Slightly less winds and seas will bring Small Craft exercise caution conditions to the Georgia nearshore waters. Isolated showers will shift westward with the trough over the waters through this early evening. The high will slowly weaken overnight as it shifts southward near the North Carolina Outer Banks with winds diminishing near shore. Small Craft Advisory conditions will persist offshore through Sunday morning. Winds and seas will further subside late Sunday into Sunday night as weaker high pressure anchors off the southeastern seaboard early next week, followed by prevailing winds shifting to southerly towards midweek. .GULF STREAM... The approximate location of the west wall of the Gulf Stream as of Apr 25, 2024 at 1200 UTC... 64 nautical miles east of Flagler Beach. 73 nautical miles east of Saint Augustine Beach. 82 nautical miles east of Jacksonville Beach. 90 nautical miles east southeast of St Simons Island. This data courtesy of the Naval Oceanographic Office. $$ AMZ452-454-280615- Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM- Coastal waters from St. Augustine to Flagler Beach FL out 20 NM- 145 PM EDT Sat Apr 27 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .REST OF TODAY...East winds around 20 knots. Seas 5 to 7 feet with a dominant period 7 seconds. Intracoastal waters choppy. A slight chance of showers in the afternoon. .TONIGHT...East winds 20 to 25 knots, diminishing to 15 to 20 knots after midnight. Seas 6 to 7 feet with a dominant period 7 seconds. Intracoastal waters rough. .SUNDAY...East winds around 15 knots. Seas 5 to 6 feet with a dominant period 7 seconds. Intracoastal waters a moderate chop. .SUNDAY NIGHT...Southeast winds 10 to 15 knots. Seas 4 to 5 feet with a dominant period 7 seconds. Intracoastal waters a moderate chop. .MONDAY...Southeast winds 10 to 15 knots. Seas around 4 feet with a dominant period 7 seconds. Intracoastal waters a moderate chop. .MONDAY NIGHT...Southeast winds 10 to 15 knots. Seas around 4 feet with a dominant period 7 seconds. Intracoastal waters a moderate chop. .TUESDAY...Southeast winds 10 to 15 knots. Seas 3 to 4 feet. .TUESDAY NIGHT...South winds 10 to 15 knots. Seas 3 to 4 feet. .WEDNESDAY...South winds around 10 knots, becoming southeast in the afternoon. Seas 3 to 4 feet. .WEDNESDAY NIGHT...South winds 10 to 15 knots. Seas around 3 feet. $$ AMZ450-280615- Coastal waters from Altamaha Sound to Fernandina Beach FL out 20 NM- 145 PM EDT Sat Apr 27 2024 ...SMALL CRAFT EXERCISE CAUTION... .REST OF TODAY...East winds 15 to 20 knots. Seas 4 to 5 feet with a dominant period 7 seconds. Intracoastal waters choppy. .TONIGHT...East winds 15 to 20 knots. Seas 4 to 6 feet with a dominant period 7 seconds. Intracoastal waters choppy. .SUNDAY...East winds 10 to 15 knots. Seas 4 to 5 feet with a dominant period 7 seconds. Intracoastal waters a moderate chop. .SUNDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 4 feet with a dominant period 7 seconds. Intracoastal waters a moderate chop. .MONDAY...Southeast winds 10 to 15 knots. Seas 3 to 4 feet with a dominant period 7 seconds. Intracoastal waters a moderate chop. .MONDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 4 feet with a dominant period 7 seconds. Intracoastal waters a moderate chop. .TUESDAY...Southeast winds 10 to 15 knots. Seas 3 to 4 feet. .TUESDAY NIGHT...South winds 10 to 15 knots. Seas 3 to 4 feet. .WEDNESDAY...South winds around 10 knots, becoming southeast in the afternoon. Seas 2 to 4 feet. .WEDNESDAY NIGHT...South winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Seas 2 to 3 feet. $$ AMZ470-472-474-280615- Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to 60 NM- Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM- Waters from St. Augustine to Flagler Beach FL from 20 to 60 NM- 145 PM EDT Sat Apr 27 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY MORNING... .REST OF TODAY...East winds 20 to 25 knots. Seas 6 to 7 feet with a dominant period 7 seconds. .TONIGHT...East winds 20 to 25 knots, diminishing to 15 to 20 knots after midnight. Seas 6 to 8 feet with a dominant period 7 seconds. .SUNDAY...East winds around 15 knots. Seas 5 to 7 feet with a dominant period 7 seconds. .SUNDAY NIGHT...Southeast winds 10 to 15 knots. Seas 4 to 6 feet with a dominant period 7 seconds. .MONDAY...Southeast winds 10 to 15 knots. Seas 4 to 5 feet with a dominant period 7 seconds. .MONDAY NIGHT...Southeast winds 10 to 15 knots. Seas 4 to 5 feet with a dominant period 9 seconds. .TUESDAY...South winds 10 to 15 knots. Seas 4 to 5 feet. .TUESDAY NIGHT...South winds 15 to 20 knots, diminishing to 10 to 15 knots after midnight. Seas 4 to 5 feet. .WEDNESDAY...Southwest winds 10 to 15 knots, becoming south 5 to 10 knots in the afternoon. Seas 3 to 4 feet. .WEDNESDAY NIGHT...South winds 10 to 15 knots. Seas 3 to 4 feet. $$