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: 225 PM EDT Fri Apr 3 2026


Rest Of Today: East winds around 10 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave detail: east 4 feet at 8 seconds. Intracoastal waters light chop. A slight chance of showers and thunderstorms.

Tonight: Southeast winds 5 to 10 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave detail: east 4 feet at 8 seconds. Intracoastal waters light chop.

Saturday: Southeast winds 5 to 10 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave detail: east 4 feet at 8 seconds. Intracoastal waters light chop.

Saturday Night: South winds 5 to 10 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave detail: east 4 feet at 8 seconds. Intracoastal waters light chop.

Sunday: South winds 5 to 10 knots, becoming southeast 10 to 15 knots in the afternoon. Seas 3 to 4 feet, occasionally to 5 feet. Wave detail: east 4 feet at 9 seconds. Intracoastal waters a moderate chop. A chance of showers with a slight chance of thunderstorms in the afternoon.

Sunday Night: South winds 10 to 15 knots, becoming west 5 to 10 knots after midnight. Seas 3 to 5 feet, occasionally to 6 feet. Wave detail: east 4 feet at 9 seconds. Intracoastal waters a moderate chop. A slight chance of thunderstorms in the evening. A chance of showers.

Monday: North winds 20 to 25 knots. Seas 3 to 4 feet, occasionally to 5 feet, building to 5 to 8 feet, occasionally to 10 feet. Intracoastal waters rough. A chance of showers. A slight chance of thunderstorms through the night.

Tuesday: Northeast winds 25 to 30 knots. Seas 7 to 10 feet, occasionally to 13 feet, building to 9 to 13 feet, occasionally to 17 feet. Intracoastal waters very rough. A chance of showers. A slight chance of thunderstorms in the afternoon.

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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