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NWS Forecast for: Coastal waters from Altamaha Sound to Fernandina Beach FL out 20 NM (AMZ450) Issued by: National Weather Service Jacksonville, FL Last Update: 1239 PM EDT Fri Jul 18 2025 | ![]() |
Rest Of Today: Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 8 seconds. Intracoastal waters light chop. A slight chance of showers and thunderstorms this afternoon. Tonight: South winds 5 to 10 knots. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 8 seconds. Intracoastal waters light chop. Saturday: South winds 5 to 10 knots. Seas around 2 feet. Wave detail: southeast 2 feet at 8 seconds. Intracoastal waters light chop. Saturday Night: South winds 10 to 15 knots, becoming southwest 5 to 10 knots after midnight. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 8 seconds. Intracoastal waters a moderate chop. Sunday: West winds 5 to 10 knots, becoming south in the afternoon. Seas around 2 feet. Wave detail: southeast 2 feet at 8 seconds. Intracoastal waters light chop. Sunday Night: South winds around 10 knots, becoming west after midnight. Seas 2 to 3 feet. Wave detail: southeast 2 feet at 4 seconds and southeast 2 feet at 8 seconds. Intracoastal waters light chop. A slight chance of showers and thunderstorms in the evening. Monday: Southwest winds 5 to 10 knots. Seas around 2 feet. Intracoastal waters light chop. A slight chance of showers and thunderstorms in the morning, then a chance of thunderstorms through the night. A chance of showers. A slight chance of thunderstorms after midnight. Tuesday: Southeast winds 5 to 10 knots. Seas around 2 feet. Intracoastal waters light chop. A chance of showers and thunderstorms in the morning, then showers and thunderstorms likely in the afternoon. A chance of thunderstorms in the evening. A chance of showers through the night. winds and waves higher in and near thunderstorms. | |
Zone Forecast: Coastal waters from Altamaha Sound to Fernandina Beach FL out 20 NM (AMZ450) | |
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