Hazardous marine condition(s):
Small Craft Advisory
AMZ400-020800-
Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-
1234 PM EST Mon Dec 1 2025
.SYNOPSIS...
A frontal boundary south of the area will lift north across the area
as a warm front late tonight, as an area of low pressure lifts
northeast out of the Gulf. As this low tracks northeast across the
southeastern states, a cold front will move through Tuesday. A round
of showers and thunderstorms will accompany this frontal passage.
Small Craft Advisory conditions are expected over portions of the
area waters, beginning early Tuesday morning until Tuesday night.
Another frontal system affects the area waters on Friday and
Saturday increasing the chances of showers and higher winds again.
.GULF STREAM...
The approximate location of the west wall of the Gulf Stream as of
Nov 29, 2025 at 1200 UTC...
64 nautical miles east of Flagler Beach.
78 nautical miles east southeast of Saint Augustine Beach.
91 nautical miles east of Jacksonville Beach.
94 nautical miles east of St Simons Island.
This data courtesy of the Naval Oceanographic Office.
$$
AMZ470-472-020800- Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to 60 NM- Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM- 1234 PM EST Mon Dec 1 2025 SMALL CRAFT EXERCISE CAUTION IN EFFECT THROUGH LATE TONIGHT SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH LATE TUESDAY NIGHT REST OF TODAY Northeast winds 15 to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet, building to 4 to 6 feet, occasionally to 8 feet this afternoon. Wave Detail: Northeast 3 feet at 4 seconds, becoming northeast 5 feet at 5 seconds and east 3 feet at 9 seconds. A chance of showers this afternoon. TONIGHT East winds 15 to 20 knots, becoming south 20 to 25 knots after midnight. Seas 5 to 6 feet, occasionally to 8 feet. Wave Detail: Southeast 6 feet at 6 seconds. A chance of showers with a slight chance of thunderstorms in the evening, then showers likely with a chance of thunderstorms after midnight. TUESDAY Southwest winds 20 to 25 knots, becoming west in the afternoon. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: East 6 feet at 7 seconds and south 5 feet at 5 seconds. A chance of showers with a slight chance of thunderstorms. TUESDAY NIGHT Northwest winds 15 to 20 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: Southeast 5 feet at 8 seconds and northwest 4 feet at 4 seconds. WEDNESDAY AND WEDNESDAY NIGHT North winds around 10 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: North 3 feet at 5 seconds and southeast 3 feet at 8 seconds. THURSDAY North winds 5 to 10 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 11 seconds and northeast 2 feet at 6 seconds. FRIDAY Southeast winds 5 to 10 knots, becoming southwest 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. A chance of showers. Winds and seas higher in and near thunderstorms. $$
AMZ470-472-020800- 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- 1234 PM EST Mon Dec 1 2025 SMALL CRAFT EXERCISE CAUTION IN EFFECT THROUGH LATE TONIGHT SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH LATE TUESDAY NIGHT REST OF TODAY Northeast winds 15 to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet, building to 4 to 6 feet, occasionally to 8 feet this afternoon. Wave Detail: Northeast 3 feet at 4 seconds, becoming northeast 5 feet at 5 seconds and east 3 feet at 9 seconds. A chance of showers this afternoon. TONIGHT East winds 15 to 20 knots, becoming south 20 to 25 knots after midnight. Seas 5 to 6 feet, occasionally to 8 feet. Wave Detail: Southeast 6 feet at 6 seconds. A chance of showers with a slight chance of thunderstorms in the evening, then showers likely with a chance of thunderstorms after midnight. TUESDAY Southwest winds 20 to 25 knots, becoming west in the afternoon. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: East 6 feet at 7 seconds and south 5 feet at 5 seconds. A chance of showers with a slight chance of thunderstorms. TUESDAY NIGHT Northwest winds 15 to 20 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: Southeast 5 feet at 8 seconds and northwest 4 feet at 4 seconds. WEDNESDAY AND WEDNESDAY NIGHT North winds around 10 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: North 3 feet at 5 seconds and southeast 3 feet at 8 seconds. THURSDAY North winds 5 to 10 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 11 seconds and northeast 2 feet at 6 seconds. FRIDAY Southeast winds 5 to 10 knots, becoming southwest 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. A chance of showers. Winds and seas higher in and near thunderstorms. $$