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: 815 PM EDT Mon Jul 27 2026
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Rest Of Tonight: South winds around 10 knots, becoming southwest. Seas around 2 feet. Wave detail: southeast 2 feet at 3 seconds and east 2 feet at 8 seconds. Intracoastal waters light chop.

Tuesday: Southwest winds around 5 knots, becoming south 10 to 15 knots in the afternoon. Seas 2 to 3 feet. Wave detail: south 2 feet at 3 seconds and east 2 feet at 8 seconds. Intracoastal waters a moderate chop.

Tuesday Night: Southwest winds 10 to 15 knots, increasing to 15 to 20 knots after midnight. Seas 2 to 3 feet. Wave detail: south 3 feet at 4 seconds and east 2 feet at 8 seconds. Intracoastal waters choppy.

Wednesday: Southwest winds 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Seas 2 to 3 feet. Wave detail: southwest 3 feet at 4 seconds. Intracoastal waters choppy. Showers and thunderstorms likely in the afternoon.

Wednesday Night: Southwest winds 15 to 20 knots. Seas 2 to 3 feet. Wave detail: southwest 3 feet at 4 seconds. Intracoastal waters choppy. Showers likely with a chance of thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight.

Thursday: Southwest winds 10 to 15 knots. Seas 2 to 3 feet. Wave detail: west 3 feet at 4 seconds. Intracoastal waters a moderate chop. A chance of showers and thunderstorms in the morning, then showers and thunderstorms likely in the afternoon.

Thursday Night: Southwest winds 10 to 15 knots. Seas 2 to 3 feet. Intracoastal waters a moderate chop. A slight chance of showers and thunderstorms.

Friday: Southwest winds 10 to 15 knots. Seas around 2 feet. Intracoastal waters a moderate chop. A slight chance of showers and thunderstorms in the morning. A chance of showers and thunderstorms in the afternoon, then a slight chance of showers and thunderstorms through the night.

Saturday: Southwest winds 15 to 20 knots. Seas 2 to 3 feet. Intracoastal waters choppy. A chance of showers with a slight chance of thunderstorms in the morning, then showers and thunderstorms likely in the afternoon. A slight chance of thunderstorms in the evening. 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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