Coastal Waters Forecast for Coastal waters from St. Augustine to Flagler Beach FL out 20 NM (AMZ454) (Text-Only)
NWS Forecast for: Coastal waters from St. Augustine to Flagler Beach FL out 20 NM (AMZ454)
Issued by: National Weather Service Jacksonville, FL
Last Update: 1043 AM EDT Wed Jun 24 2026


Rest Of Today: North winds 5 to 10 knots, becoming east northeast around 10 knots this afternoon. Seas around 2 feet. wave detail: southeast 2 feet at 7 seconds. Intracoastal waters becoming a light chop.

Tonight: South winds 5 to 10 knots, becoming southwest after midnight. Seas around 2 feet. Wave detail: southeast 2 feet at 8 seconds. Intracoastal waters mostly smooth.

Thursday: South winds 5 to 10 knots, becoming southeast around 10 knots during the afternoon. Seas around 2 feet. Wave detail: southeast 2 feet at 3 seconds and southeast 2 feet at 8 seconds. Intracoastal waters becoming a light chop. A slight chance of showers and thunderstorms late in the afternoon.

Thursday Night: South winds around 10 knots, becoming southwest 5 to 10 knots after midnight. Seas around 2 feet. Wave detail: southeast 2 feet at 4 seconds and southeast 2 feet at 8 seconds. Intracoastal waters becoming mostly smooth. A slight chance of showers and thunderstorms early in the evening.

Friday: Southwest winds 5 to 10 knots, becoming southeast and increasing to around 15 knots in the afternoon. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 5 seconds and southeast 2 feet at 8 seconds. Intracoastal waters becoming a moderate chop. A slight chance of showers and thunderstorms late in the afternoon.

Friday Night: South winds 10 to 15 knots, becoming southwest 5 to 10 knots after midnight. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 5 seconds. Intracoastal waters becoming mostly smooth. A slight chance of showers and thunderstorms early in the evening.

Saturday: Southwest winds 5 to 10 knots, becoming southeast and increasing to around 15 knots during the afternoon. Seas 2 to 3 feet. Intracoastal waters becoming a moderate chop. A slight chance of showers and thunderstorms late in the afternoon.

Saturday Night: South winds around 15 knots, becoming southwest 5 to 10 knots after midnight. Seas 2 to 3 feet. A slight chance of showers and thunderstorms early in the evening.

Sunday: West winds around 5 knots, becoming southeast 10 to 15 knots during the afternoon. Seas 2 to 3 feet. Intracoastal waters becoming a light chop. A chance of showers and thunderstorms in the afternoon.

winds and waves higher in and near thunderstorms.







Zone Forecast: Coastal waters from St. Augustine to Flagler Beach FL out 20 NM (AMZ454)

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