


Coastal Waters Forecast
Issued by NWS
Issued by NWS
645 FZUS52 KTAE 181814 CWFTAE Coastal Waters Forecast for Florida National Weather Service Tallahassee FL 214 PM EDT Mon Aug 18 2025 Gulf coastal waters from the mouth of the Suwannee River to Okaloosa-Walton County Line out to 60 nm. Seas are provided as a range of the average height of the highest 1/3 of the waves...along with the occasional height of the average highest 1/10 of the waves. GMZ700-190130- Synopsis for the Suwannee River to Okaloosa-Walton county Line out to 60 nm 214 PM EDT Mon Aug 18 2025 .SYNOPSIS... High pressure to the north fosters favorable boating conditions are expected this week outside of daily maritime convection during the late-night and morning hours. Outside of the afternoon seabreeze, light to gentle easterly breezes prevail tonight and tomorrow with localized nocturnal surges over Apalachee Bay. By mid-week, winds turn more offshore, then become westerly to southwesterly to close out the work week as a frontal boundary sags southward. Stormy weather is forecast this weekend. $$ GMZ735-190130- St. Andrews Bay Waterways- 114 PM CDT Mon Aug 18 2025 .TONIGHT...Southwest winds 5 to 10 knots, diminishing to around 5 knots late this evening, then becoming northeast after midnight. Waves 1 foot or less. Protected waters a light chop. A slight chance of showers and thunderstorms early this evening. A slight chance of showers and thunderstorms after midnight. .TUESDAY...East winds 5 to 10 knots. Waves 1 foot or less. Protected waters a light chop. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. .TUESDAY NIGHT...Southwest winds around 5 knots, becoming north after midnight. Waves 1 foot or less. Protected waters smooth. A slight chance of showers and thunderstorms. .WEDNESDAY...Northeast winds around 5 knots, becoming west in the afternoon. Waves 1 foot or less. Protected waters a light chop. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. .WEDNESDAY NIGHT...Northwest winds around 5 knots. Waves 1 foot or less. Protected waters smooth. A chance of showers and thunderstorms, mainly in the evening. .THURSDAY...Northwest winds around 5 knots, becoming southwest in the afternoon. Waves 1 foot or less. Protected waters a light chop. A chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. .THURSDAY NIGHT...West winds around 5 knots. Waves 1 foot or less. Protected waters smooth. A chance of showers and thunderstorms. .FRIDAY...East winds around 5 knots, becoming southwest in the afternoon. Waves 1 foot or less. Protected waters a light chop. A chance of showers and thunderstorms in the morning, then showers and thunderstorms likely in the afternoon. .FRIDAY NIGHT...Southwest winds 5 to 10 knots, becoming west after midnight. Waves 1 foot or less. Protected waters a light chop. Showers and thunderstorms likely, mainly in the evening. .SATURDAY...North winds around 5 knots, becoming southwest around 5 knots in the afternoon. Waves 1 foot or less. Protected waters smooth. Showers likely. A chance of thunderstorms in the morning, then thunderstorms likely in the afternoon. .SATURDAY NIGHT...West winds around 5 knots. Waves 1 foot or less. Protected waters smooth. Showers and thunderstorms likely, mainly in the evening. Winds and waves higher in and near thunderstorms. $$ GMZ730-751-752-755-765-770-772-775-190130- Apalachee Bay or Coastal Waters From Keaton Beach to Ochlockonee River FL out to 20 Nm- Coastal waters from Mexico Beach to Okaloosa Walton County Line FL out 20 NM- Coastal waters from Mexico Beach to Apalachicola FL out 20 NM- Coastal Waters From Ochlockonee River to Apalachicola Fl out to 20 Nm- Coastal waters from Suwannee River to Keaton Beach FL out 20 NM- Waters from Mexico Beach to Okaloosa Walton County Line FL from 20 to 60 NM- Waters from Apalachicola to Mexico Beach FL from 20 to 60 NM- Waters from Suwannee River to Apalachicola FL from 20 to 60 NM- 214 PM EDT Mon Aug 18 2025 /114 PM CDT Mon Aug 18 2025/ .TONIGHT...East winds 5 to 10 knots, becoming northeast after midnight. Waves 1 foot or less. Wave Detail: East 1 foot at 3 seconds. Protected waters a light chop. A slight chance of showers and thunderstorms this evening, then a chance of showers and thunderstorms after midnight. .TUESDAY...East winds 5 to 10 knots. Waves 1 foot or less. Wave Detail: East 1 foot at 3 seconds. Protected waters a light chop. A chance of showers and thunderstorms. .TUESDAY NIGHT...Northeast winds 5 to 10 knots. Waves 1 foot or less. Wave Detail: East 1 foot at 3 seconds. Protected waters a light chop. A slight chance of showers and thunderstorms. .WEDNESDAY...Northeast winds 5 to 10 knots, becoming northwest in the afternoon. Waves 1 foot or less. Wave Detail: Northeast 1 foot at 3 seconds. Protected waters a light chop. A chance of showers and thunderstorms. .WEDNESDAY NIGHT...West winds 5 to 10 knots. Waves 1 foot or less. Wave Detail: West 1 foot at 2 seconds and east 1 foot at 3 seconds. Protected waters a light chop. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. .THURSDAY...Northwest winds 5 to 10 knots, becoming west in the afternoon. Waves 1 foot or less. Wave Detail: Northwest 1 foot at 2 seconds. Protected waters a light chop. A chance of showers and thunderstorms. .THURSDAY NIGHT...Southwest winds 5 to 10 knots. Waves 1 foot or less. Protected waters a light chop. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. .FRIDAY...Southwest winds 5 to 10 knots. Waves 1 foot or less. Protected waters a light chop. Showers likely with a chance of thunderstorms. .FRIDAY NIGHT...Southwest winds 5 to 10 knots. Waves 1 foot or less. Protected waters a light chop. A chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. .SATURDAY...West winds 5 to 10 knots. Waves 1 foot or less. Protected waters a light chop. Showers with a chance of thunderstorms. .SATURDAY NIGHT...West winds 5 to 10 knots. Waves 1 foot or less. Protected waters a light chop. A chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Winds and waves higher in and near thunderstorms. $$