| NWS Forecast for: Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM (AMZ452) Issued by: National Weather Service Jacksonville, FL Last Update: 106 PM EDT Sun Apr 5 2026 | |
Rest Of Today: South winds 10 to 15 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave detail: southeast 5 feet at 9 seconds. Intracoastal waters a moderate chop. A chance of showers with a slight chance of thunderstorms this afternoon. Tonight: South winds 10 to 15 knots, becoming northwest after midnight. Seas 3 to 5 feet, occasionally to 6 feet. Wave detail: southeast 5 feet at 9 seconds. Intracoastal waters a moderate chop. A slight chance of thunderstorms. A chance of showers, mainly in the evening. Monday: Northeast winds 20 to 25 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave detail: northeast 7 feet at 7 seconds and northeast 4 feet at 4 seconds. Intracoastal waters rough. A chance of showers. A slight chance of thunderstorms in the afternoon. Monday Night: Northeast winds 20 to 25 knots. Gusts up to 35 knots after midnight. Seas 5 to 8 feet, occasionally to 10 feet. Wave detail: northeast 7 feet at 7 seconds. Intracoastal waters rough. A chance of showers. A slight chance of thunderstorms after midnight. Tuesday: Northeast winds 20 to 25 knots with gusts up to 35 knots. Seas 6 to 9 feet, occasionally to 11 feet. Wave detail: northeast 9 feet at 8 seconds. Intracoastal waters rough. A chance of showers. Tuesday Night: Northeast winds 20 to 25 knots, increasing to 25 to 30 knots after midnight. Seas 7 to 10 feet, occasionally to 13 feet. Wave detail: east 10 feet at 8 seconds. Intracoastal waters very rough. A slight chance of showers in the evening, then a chance of showers after midnight. Wednesday: East winds 25 to 30 knots. Seas 8 to 11 feet, occasionally to 14 feet, building to 9 to 13 feet, occasionally to 17 feet in the afternoon, building to 11 to 14 feet, occasionally to 18 feet in the evening, subsiding to 9 to 13 feet, occasionally to 17 feet after midnight. Intracoastal waters very rough. A chance of showers in the morning, then showers likely in the afternoon. A slight chance of thunderstorms. A chance of showers through the night. Thursday: Northeast winds 25 to 30 knots. Seas 9 to 13 feet, occasionally to 17 feet. Intracoastal waters very rough. A slight chance of thunderstorms through the day. A chance of showers. winds and waves higher in and near thunderstorms. | |
| Zone Forecast: Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM (AMZ452) | |
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