Chart / Forecasts

Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to 60 NM

AMZ470 · Coastal Waters Forecast · National Weather Service Jacksonville FL · Issued 226 PM EDT Sat Oct 3 2026
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Forecast
Rest Of Today
East winds 5 to 10 knots. Seas around 3 feet. Wave Detail: Southeast 3 feet at 6 seconds and east 2 feet at 12 seconds. A chance of showers with a slight chance of thunderstorms.
Tonight
Southeast winds 5 to 10 knots. Seas around 3 feet. Wave Detail: Southeast 3 feet at 7 seconds and east 2 feet at 11 seconds. A slight chance of thunderstorms in the evening. A chance of showers.
Sunday
Southeast winds 5 to 10 knots. Seas around 3 feet. Wave Detail: Southeast 3 feet at 7 seconds and east 2 feet at 11 seconds. A chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon.
Sunday Night
Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 6 seconds. Showers likely. A chance of thunderstorms, mainly in the evening.
Monday And Monday Night
East winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Northeast 2 feet at 3 seconds and southeast 2 feet at 6 seconds. Showers with a chance of thunderstorms.
Tuesday
Northeast winds 25 to 30 knots. Seas 3 to 5 feet, occasionally to 6 feet, building to 7 to 10 feet, occasionally to 13 feet. Wave Detail: Northeast 10 feet at 8 seconds and northeast 4 feet at 5 seconds. Showers with thunderstorms likely in the morning, then showers with a chance of thunderstorms.
Wednesday
Northeast winds 25 to 30 knots, diminishing to 20 to 25 knots. Seas 7 to 10 feet, occasionally to 13 feet, subsiding to 6 to 8 feet, occasionally to 10 feet after midnight. Showers with a chance of thunderstorms, then showers likely with a slight chance of thunderstorms after midnight. Winds and seas higher in and near thunderstorms.
Source: National Weather Service Coastal Waters Forecast (CWF), issued 226 PM EDT Sat Oct 3 2026, valid until Sun, 04 Oct 2026 09:00 UTC. Original text · All zones