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: 1005 AM EDT Sun Jun 15 2025
Print


Rest Of Today: South winds 10 to 15 knots, becoming southeast early in the afternoon and increasing to around 15 knots late this afternoon. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 9 seconds. Intracoastal waters becoming a moderate chop. Showers and thunderstorms likely late this afternoon. A few strong storms are possible, with briefly gusty winds, frequent lightning strikes, and torrential downpours.

Tonight: South southwest winds 10 to 15 knots. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 8 seconds and southeast 2 feet at 5 seconds. Intracoastal waters a light chop. A chance of showers and thunderstorms during the evening.

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

Monday Night: South winds 10 to 15 knots. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 5 seconds and southeast 3 feet at 8 seconds. Intracoastal waters a light chop. A chance of showers and thunderstorms during the evening.

Tuesday Through Wednesday Night: Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 4 seconds and southeast 2 feet at 8 seconds. Intracoastal waters a light chop. A slight chance of showers and thunderstorms.

Thursday: South southwest winds 10 to 15 knots. Seas 2 to 3 feet. Intracoastal waters a light chop. A chance of showers and thunderstorms, mainly late in the afternoon and during the evening.

winds and waves higher in and near thunderstorms.







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

Visit your local NWS office at: https://www.weather.gov/jax