Expires:202507181915;;639411 FZUS52 KTBW 180656 CWFTBW Coastal Waters Forecast for Florida National Weather Service Tampa Bay Ruskin FL 256 AM EDT Fri Jul 18 2025 Gulf coastal waters from Bonita Beach to the mouth of the Suwannee River out to 60 NM. Important notice to mariners...marine forecasts are issued at least four times a day. Boaters on extended trips should routinely monitor subsequent forecast issuances and updates for the latest marine weather information. The wave heights are forecast as significant wave height which is the average of the highest one-third of the waves. The highest waves may rarely be twice the significant wave height. The winds and seas near thunderstorms may be higher than forecast. GMZ850-181915- Coastal waters from Tarpon Springs to Suwannee River FL out 20 NM- 256 AM EDT Fri Jul 18 2025 .TODAY...Southeast winds 5 to 10 knots, becoming southwest late. Seas 1 foot or less. Wave Detail: South 1 foot at 4 seconds. Bay and inland waters light chop. A slight chance of showers and thunderstorms early this morning, then scattered showers and thunderstorms late this morning and afternoon. .TONIGHT...West winds 5 to 10 knots, becoming northeast after midnight. Seas 1 foot or less. Wave Detail: Southwest 1 foot at 4 seconds. Bay and inland waters light chop. Isolated showers and thunderstorms in the evening. .SATURDAY...Southeast winds around 5 knots, becoming southwest in the afternoon. Seas 1 foot or less. Wave Detail: Southwest 1 foot at 4 seconds. Bay and inland waters light chop. Scattered showers and thunderstorms. .SATURDAY NIGHT...Northwest winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: Southwest 1 foot at 4 seconds. Bay and inland waters light chop. Scattered showers and thunderstorms in the evening. .SUNDAY...Northwest winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: Northwest 1 foot at 2 seconds and south 1 foot at 4 seconds. Bay and inland waters light chop. Isolated showers and thunderstorms. .SUNDAY NIGHT...West winds 5 to 10 knots. Seas 1 foot or less, then around 2 feet after midnight. Wave Detail: Southwest 1 foot at 4 seconds, becoming west 1 foot at 3 seconds and south 1 foot at 4 seconds. Bay and inland waters light chop. Isolated showers and thunderstorms. .MONDAY...West winds 5 to 10 knots. Seas around 2 feet. Bay and inland waters light chop. Scattered showers and thunderstorms. .MONDAY NIGHT...West winds 10 to 15 knots. Seas around 2 feet. Bay and inland waters a moderate chop. Isolated showers and thunderstorms in the evening, then scattered showers and thunderstorms after midnight. .TUESDAY...West winds 5 to 10 knots. Seas around 2 feet in the morning, then 1 foot or less. Bay and inland waters light chop. Scattered showers and thunderstorms. Winds and seas higher in and near thunderstorms. $$