Coastal Waters Forecast for Coastal waters from Altamaha Sound to Fernandina Beach FL out 20 NM (AMZ450) (Text-Only)
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: 635 PM EST Tue Feb 10 2026


Tonight: Southwest winds 5 to 10 knots. Seas around 3 feet. Wave detail: east 3 feet at 13 seconds and southwest 2 feet at 3 seconds. Intracoastal waters light chop.

Wednesday: Southwest winds around 10 knots. Seas 2 to 3 feet. Wave detail: east 3 feet at 12 seconds and southwest 2 feet at 3 seconds. Intracoastal waters light chop. A chance of showers.

Wednesday Night: West winds 10 to 15 knots, becoming northwest after midnight. Seas 2 to 3 feet. Wave detail: southwest 2 feet at 4 seconds and east 2 feet at 12 seconds. Intracoastal waters a moderate chop. A chance of showers, mainly in the evening.

Thursday: North winds 10 to 15 knots. Seas 2 to 3 feet. Wave detail: northeast 3 feet at 12 seconds and south 2 feet at 4 seconds. Intracoastal waters a moderate chop.

Thursday Night Through Friday Night: East winds 5 to 10 knots. Seas 2 to 3 feet. Wave detail: northeast 3 feet at 6 seconds. Intracoastal waters light chop. A slight chance of showers.

Saturday: East winds 5 to 10 knots, becoming southeast 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave detail: southeast 3 feet at 5 seconds and northeast 2 feet at 8 seconds. Intracoastal waters a moderate chop. A slight chance of showers in the morning, then a chance of showers.

Sunday: South winds 20 to 25 knots, becoming southwest. Seas 3 to 5 feet, occasionally to 6 feet, building to 5 to 7 feet, occasionally to 9 feet. Intracoastal waters rough. A chance of showers in the morning, then showers likely through the night. A slight chance of thunderstorms through the night. A chance of showers after midnight.

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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