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 AM EDT Wed Jul 22 2026
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Rest Of Tonight: South winds 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave detail: southeast 4 feet at 7 seconds. Intracoastal waters choppy.

Wednesday: South winds 10 to 15 knots, becoming southeast 15 to 20 knots in the afternoon. Seas 3 to 4 feet, occasionally to 5 feet. Wave detail: southeast 4 feet at 6 seconds. Intracoastal waters choppy.

Wednesday Night: South winds 15 to 20 knots, diminishing to 10 to 15 knots after midnight. Seas 2 to 4 feet, occasionally to 5 feet. Wave detail: southeast 4 feet at 5 seconds. Intracoastal waters choppy.

Thursday: South winds 5 to 10 knots, becoming southeast 10 to 15 knots in the afternoon. Seas 2 to 3 feet. Wave detail: southeast 2 feet at 5 seconds and southeast 2 feet at 8 seconds. Intracoastal waters a moderate chop.

Thursday Night: Southeast winds 10 to 15 knots, becoming south 5 to 10 knots after midnight. Seas 2 to 3 feet. Wave detail: southeast 2 feet at 4 seconds and southeast 2 feet at 8 seconds. Intracoastal waters a moderate chop.

Friday And Friday Night: South winds 5 to 10 knots. Seas 2 to 3 feet. Wave detail: east 3 feet at 8 seconds. Intracoastal waters light chop.

Saturday Through Sunday: Southwest winds 10 to 15 knots. Seas 2 to 3 feet. Intracoastal waters a moderate chop. A chance of showers and thunderstorms.

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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