| NWS Forecast for: Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to 60 NM (AMZ470) Issued by: National Weather Service Jacksonville, FL Last Update: 241 AM EDT Tue Apr 7 2026 | |
Today: Northeast winds 25 to 35 knots. Seas 9 to 11 feet, occasionally to 14 feet, building to 10 to 13 feet, occasionally to 17 feet this afternoon. Wave detail: northeast 11 feet at 8 seconds and east 2 feet at 9 seconds, becoming northeast 13 feet at 8 seconds. A slight chance of thunderstorms. Showers. Tonight: Northeast winds 30 to 35 knots. Seas 12 to 16 feet, occasionally to 20 feet. Wave detail: northeast 15 feet at 10 seconds. A chance of showers. Wednesday: Northeast winds 30 to 35 knots. Seas 14 to 17 feet, occasionally to 22 feet. Wave detail: east 17 feet at 11 seconds and northeast 2 feet at 8 seconds. Showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Wednesday Night: Northeast winds 30 to 35 knots. Seas 13 to 17 feet, occasionally to 22 feet. Wave detail: east 16 feet at 11 seconds. Showers likely with a slight chance of thunderstorms. Thursday: Northeast winds 25 to 30 knots. Seas 12 to 15 feet, occasionally to 19 feet. Wave detail: east 14 feet at 11 seconds. Showers likely with a slight chance of thunderstorms. Thursday Night: Northeast winds 25 to 30 knots, diminishing to 20 to 25 knots after midnight. Seas 10 to 13 feet, occasionally to 17 feet. Wave detail: northeast 13 feet at 11 seconds. A chance of showers, mainly in the evening. Friday: Northeast winds 20 to 25 knots, diminishing to 15 to 20 knots. Seas 8 to 11 feet, occasionally to 14 feet, subsiding to 7 to 9 feet, occasionally to 11 feet after midnight. A slight chance of showers in the morning, then a slight chance of showers and thunderstorms in the afternoon. Saturday: Northeast winds 15 to 20 knots. Seas 6 to 8 feet, occasionally to 10 feet. winds and seas higher in and near thunderstorms. | |
| Zone Forecast: Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to 60 NM (AMZ470) | |
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