Coastal Waters Forecast for Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM (AMZ452) (Text-Only)
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: 348 AM EDT Sat May 30 2026
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Today: Northwest winds 5 to 10 knots, becoming northeast this afternoon. Seas around 2 feet. Wave detail: east 2 feet at 8 seconds. Intracoastal waters light chop. A slight chance of showers and thunderstorms this morning, then showers likely with a chance of thunderstorms this afternoon.

Tonight: Southwest winds 5 to 10 knots, becoming west after midnight. Seas around 2 feet. Wave detail: east 2 feet at 7 seconds and southeast 2 feet at 8 seconds. Intracoastal waters light chop. Showers likely with a chance of thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight.

Sunday: North winds 5 to 10 knots, becoming east 10 to 15 knots in the afternoon. Seas 2 to 3 feet. Wave detail: east 3 feet at 7 seconds. Intracoastal waters a moderate chop. A chance of thunderstorms. Showers.

Sunday Night: Southeast winds 10 to 15 knots, becoming southwest 5 to 10 knots after midnight. Seas 2 to 3 feet. Wave detail: east 3 feet at 8 seconds. Intracoastal waters a moderate chop. Showers likely with a chance of thunderstorms.

Monday: West winds 10 to 15 knots, becoming northwest 5 to 10 knots in the afternoon. Seas 2 to 4 feet, occasionally to 5 feet. Wave detail: east 3 feet at 8 seconds. Intracoastal waters a moderate chop. Showers likely with a chance of thunderstorms.

Monday Night: Northwest winds 5 to 10 knots. Seas 2 to 3 feet. Wave detail: east 3 feet at 9 seconds. Intracoastal waters light chop. A slight chance of showers and thunderstorms in the evening.

Tuesday: North winds 5 to 10 knots, becoming northeast 15 to 20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Intracoastal waters choppy. A chance of showers in the afternoon. A chance of thunderstorms through the night. Showers likely in the evening, then a slight chance of showers after midnight.

Wednesday: East winds 15 to 20 knots. Seas 4 to 6 feet, occasionally to 8 feet. Intracoastal waters choppy. A chance of showers with a slight chance of thunderstorms through the day, then a slight chance of showers through the night.

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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