FZUS52 KMLB 210634 CWFMLB Coastal Waters Forecast for East Central Florida National Weather Service Melbourne FL 234 AM EDT Sun Jun 21 2026 Atlantic coastal waters from Flagler Beach to Jupiter Inlet out 60 nm. Seas are provided as a range of the average height of the highest one third of the waves, along with the occasional height of the average highest ten percent of the waves. AMZ500-211930- Synopsis for Flagler Beach to Jupiter Inlet out to 60 nm 234 AM EDT Sun Jun 21 2026 .SYNOPSIS...Generally favorable boating conditions outside of offshore moving lightning storms, as high pressure over the subtropical Atlantic extending to Florida remains in control. The ridge axis of the high will keep station over South Florida to the Straits of Florida, continuing offshore (WSW-SW) flow, shifting SSE-E from the afternoons into the early over nights behind the sea breeze. Wind speeds generally 5-10 kts, even becoming light/variable at times, but occasionally peak to around 15 kts in the overnight periods. Seas 1-2 ft. High chances for lightning storms continue this afternoon-evening, then chances decease closer to normal Monday onward. .GULF STREAM HAZARDS...None. The approximate location of the west wall of the Gulf Stream based on the Real Time Ocean Forecast System as of Sunday, June 21st, 2026. 42 nautical miles east of Ponce Inlet. 30 nautical miles east of Port Canaveral. 24 nautical miles east of Sebastian Inlet. 16 nautical miles east of Fort Pierce Inlet. 8 nautical miles east of Saint Lucie Inlet. $$ AMZ550-211930- Flagler Beach to Volusia-Brevard County Line 0-20 nm- 234 AM EDT Sun Jun 21 2026 .TODAY...West winds around 5 knots, becoming northwest late this morning, becoming northeast early this afternoon, becoming southeast late. Seas 1 to 2 feet. Wave Detail: North 1 foot at 5 seconds and east 1 foot at 7 seconds. Smooth on the intracoastal waters. A slight chance of showers this morning, then a chance of showers and thunderstorms this afternoon. .TONIGHT...Southwest winds around 5 knots. Seas 1 foot. Wave Detail: North 1 foot at 3 seconds and east 1 foot at 7 seconds. Smooth on the intracoastal waters. A slight chance of showers and thunderstorms in the evening. .MONDAY...Southwest winds around 5 knots, becoming southeast in the afternoon. Seas 1 to 2 feet. Wave Detail: Southeast 1 foot at 3 seconds and east 1 foot at 7 seconds. A light chop on the intracoastal waters. A slight chance of showers and thunderstorms in the afternoon. .MONDAY NIGHT...South winds 5 to 10 knots, becoming southwest after midnight. Seas 1 to 2 feet. Wave Detail: Southeast 1 foot at 3 seconds and east 1 foot at 8 seconds. Mostly smooth on the intracoastal waters. .TUESDAY...Southwest winds around 5 knots, becoming southeast 10 to 15 knots in the afternoon. Seas 1 to 2 feet. Wave Detail: Southeast 2 feet at 4 seconds and east 1 foot at 8 seconds. A moderate chop on the intracoastal waters. A slight chance of showers and thunderstorms in the afternoon. .TUESDAY NIGHT...Southwest winds 10 to 15 knots, becoming west 5 to 10 knots after midnight. Seas 1 to 2 feet. Wave Detail: Southeast 2 feet at 4 seconds and west 1 foot at 2 seconds. A light chop on the intracoastal waters. A slight chance of showers and thunderstorms in the evening. .WEDNESDAY...Southwest winds 5 to 10 knots, becoming southeast in the afternoon. Seas 1 to 2 feet. A light chop on the intracoastal waters. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. .WEDNESDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 to 2 feet. Mostly smooth on the intracoastal waters. A slight chance of showers and thunderstorms in the evening. .THURSDAY...Southwest winds around 5 knots, becoming southeast in the afternoon. Seas 1 to 2 feet.A light chop on the intracoastal waters. A chance of showers and thunderstorms in the afternoon. .THURSDAY NIGHT...South winds 10 to 15 knots, becoming southwest 5 to 10 knots after midnight. Seas 1 to 2 feet. A light chop on the intracoastal waters. A slight chance of showers and thunderstorms in the evening. Winds and waves higher in and near thunderstorms. $$ AMZ552-211930- Volusia-Brevard County Line to Sebastian Inlet 0-20 nm- 234 AM EDT Sun Jun 21 2026 .TODAY...West winds 5 to 10 knots, becoming east early this afternoon, becoming southeast late. Seas 1 to 2 feet. Wave Detail: East 1 foot at 7 seconds. A light chop on the intracoastal waters. A slight chance of showers this morning, then a chance of showers and thunderstorms this afternoon. .TONIGHT...South winds around 5 knots, becoming southwest after midnight. Seas 1 foot. Wave Detail: East 1 foot at 7 seconds. Smooth on the intracoastal waters. A slight chance of showers and thunderstorms in the evening. .MONDAY...Southwest winds around 5 knots, becoming southeast in the afternoon. Seas 1 to 2 feet. Wave Detail: Southeast 1 foot at 3 seconds and east 1 foot at 7 seconds. A light chop on the intracoastal waters. A slight chance of showers and thunderstorms in the afternoon. .MONDAY NIGHT...South winds 5 to 10 knots, becoming southwest after midnight. Seas 1 to 2 feet. Wave Detail: Southeast 2 feet at 3 seconds and east 1 foot at 8 seconds. Mostly smooth on the intracoastal waters. .TUESDAY...Southwest winds around 5 knots, becoming southeast 10 to 15 knots in the afternoon. Seas 1 to 2 feet. Wave Detail: Southeast 2 feet at 3 seconds and east 1 foot at 7 seconds. A moderate chop on the intracoastal waters. A slight chance of showers and thunderstorms in the afternoon. .TUESDAY NIGHT...South winds 10 to 15 knots, becoming southwest 5 to 10 knots after midnight. Seas 1 to 2 feet. Wave Detail: Southeast 2 feet at 4 seconds and east 1 foot at 8 seconds. A light chop on the intracoastal waters. .WEDNESDAY...Southwest winds 5 to 10 knots, becoming southeast in the afternoon. Seas 1 to 2 feet. A light chop on the intracoastal waters. A chance of showers and thunderstorms in the afternoon. .WEDNESDAY NIGHT...South winds 10 to 15 knots, becoming southwest 5 to 10 knots after midnight. Seas 1 to 2 feet. A light chop on the intracoastal waters. A chance of showers with a slight chance of thunderstorms in the evening. .THURSDAY...Southwest winds 5 to 10 knots, becoming southeast 10 to 15 knots in the afternoon. Seas 1 to 2 feet. A moderate chop on the intracoastal waters. A chance of showers and thunderstorms in the afternoon. .THURSDAY NIGHT...South winds 10 to 15 knots, becoming southwest 5 to 10 knots after midnight. Seas 1 to 2 feet. A light chop on the intracoastal waters. A slight chance of showers and thunderstorms in the evening. Winds and waves higher in and near thunderstorms. $$ AMZ555-211930- Sebastian Inlet to Jupiter Inlet 0-20 nm- 234 AM EDT Sun Jun 21 2026 .TODAY...Southwest winds around 5 knots, becoming southeast this afternoon. Seas 1 foot. Wave Detail: Southeast 1 foot at 3 seconds and east 1 foot at 7 seconds. A light chop on the intracoastal waters. A slight chance of showers and thunderstorms this afternoon. .TONIGHT...South winds 5 to 10 knots. Seas 1 foot. Wave Detail: Southeast 1 foot at 3 seconds. Mostly smooth on the intracoastal waters. A chance of showers and thunderstorms in the evening. .MONDAY...South winds around 5 knots, becoming southeast in the afternoon. Seas 1 foot. Wave Detail: Southeast 1 foot at 3 seconds and northeast 1 foot at 4 seconds. A light chop on the intracoastal waters. A slight chance of showers and thunderstorms in the afternoon. .MONDAY NIGHT...South winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail: Southeast 1 foot at 3 seconds. Mostly smoothon the intracoastal waters. .TUESDAY...South winds around 5 knots, becoming southeast in the afternoon. Seas 1 to 2 feet. Wave Detail: Southeast 1 foot at 3 seconds. A light chop on the intracoastal waters. A slight chance of showers and thunderstorms. .TUESDAY NIGHT...South winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail: Southeast 2 feet at 3 seconds and east 1 foot at 8 seconds. Mostly smooth on the intracoastal waters. A slight chance of showers and thunderstorms in the evening. .WEDNESDAY...Southwest winds around 5 knots, becoming southeast in the afternoon. Seas 1 to 2 feet. A light chop on the intracoastal waters. A slight chance of showers and thunderstorms. .WEDNESDAY NIGHT...South winds 5 to 10 knots. Seas 1 to 2 feet. Mostly smooth on the intracoastal waters. A slight chance of showers and thunderstorms. .THURSDAY...South winds 5 to 10 knots, becoming southeast 10 to 15 knots in the afternoon. Seas 1 to 2 feet. A moderate chop on the intracoastal waters. A chance of showers and thunderstorms in the afternoon. .THURSDAY NIGHT...South winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Seas 1 to 2 feet. A light chop on the intracoastal waters. A slight chance of showers and thunderstorms in the evening. Winds and waves higher in and near thunderstorms. $$ AMZ570-211930- Flagler Beach to Volusia-Brevard County Line 20-60 nm- 234 AM EDT Sun Jun 21 2026 .TODAY...West winds 5 to 10 knots, becoming northwest early this afternoon, becoming southwest late. Seas 1 to 2 feet. Wave Detail: North 2 feet at 5 seconds and east 1 foot at 7 seconds. A slight chance of showers and thunderstorms. .TONIGHT...Southwest winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail: Northwest 1 foot at 4 seconds and east 1 foot at 7 seconds. .MONDAY...Southwest winds 5 to 10 knots, becoming south in the afternoon. Seas 1 to 2 feet. Wave Detail: Northwest 1 foot at 4 seconds and east 1 foot at 8 seconds. .MONDAY NIGHT...South winds 10 to 15 knots, becoming southwest after midnight. Seas 2 feet. Wave Detail: South 2 feet at 3 seconds and east 1 foot at 8 seconds. .TUESDAY...West winds 5 to 10 knots, becoming south 10 to 15 knots in the afternoon. Seas 1 to 2 feet. Wave Detail: Southeast 2 feet at 3 seconds and west 1 foot at 3 seconds. .TUESDAY NIGHT...South winds 10 to 15 knots, becoming west after midnight. Seas 2 feet. Wave Detail: South 2 feet at 4 seconds and east 1 foot at 8 seconds. A slight chance of showers and thunderstorms. .WEDNESDAY...West winds 5 to 10 knots, becoming south in the afternoon. Seas 1 to 2 feet. A slight chance of showers and thunderstorms in the afternoon. .WEDNESDAY NIGHT...Southwest winds 10 to 15 knots. Seas 2 feet. A chance of showers and thunderstorms in the evening, then a slight chance of showers and thunderstorms after midnight. .THURSDAY...Southwest winds 5 to 10 knots, becoming south 10 to 15 knots in the afternoon. Seas 2 feet. A slight chance of showers and thunderstorms. .THURSDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. A chance of showers and thunderstorms in the evening, then a slight chance of showers and thunderstorms after midnight. Winds and seas higher in and near thunderstorms. $$ AMZ572-211930- Volusia-Brevard County Line to Sebastian Inlet 20-60 nm- 234 AM EDT Sun Jun 21 2026 .TODAY...West winds 5 to 10 knots, becoming northwest early this afternoon, becoming southeast late. Seas 1 to 2 feet. Wave Detail: Southwest 1 foot at 3 seconds and north 1 foot at 4 seconds. A slight chance of showers and thunderstorms this afternoon. .TONIGHT...Southwest winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail: South 1 foot at 3 seconds and north 1 foot at 5 seconds. A slight chance of showers and thunderstorms in the evening. .MONDAY...Southwest winds 5 to 10 knots, becoming south in the afternoon. Seas 1 to 2 feet. Wave Detail: Southeast 1 foot at 3 seconds and north 1 foot at 4 seconds. .MONDAY NIGHT...South winds 10 to 15 knots. Seas 2 feet. Wave Detail: South 2 feet at 3 seconds and north 1 foot at 4 seconds. A slight chance of showers and thunderstorms after midnight. .TUESDAY...Southwest winds 5 to 10 knots, becoming south 10 to 15 knots in the afternoon. Seas 1 to 2 feet. Wave Detail: South 1 foot at 3 seconds and north 1 foot at 3 seconds. A slight chance of showers and thunderstorms in the morning. .TUESDAY NIGHT...South winds around 15 knots, becoming southwest after midnight. Seas 2 feet. Wave Detail: South 2 feet at 3 seconds and east 1 foot at 8 seconds. A slight chance of showers and thunderstorms. .WEDNESDAY...West winds 5 to 10 knots, becoming south 10 to 15 knots in the afternoon. Seas 1 to 2 feet. A slight chance of showers and thunderstorms in the afternoon. .WEDNESDAY NIGHT...South winds 10 to 15 knots. Seas 2 feet. A chance of showers and thunderstorms. .THURSDAY...Southwest winds 5 to 10 knots, becoming south 10 to 15 knots in the afternoon. Seas 2 feet. A slight chance of showers and thunderstorms in the morning. .THURSDAY NIGHT...South winds 10 to 15 knots. Seas 2 feet. A chance of showers and thunderstorms in the evening, then a slight chance of showers and thunderstorms after midnight. Winds and seas higher in and near thunderstorms. $$ AMZ575-211930- Sebastian Inlet to Jupiter Inlet 20-60 nm- 234 AM EDT Sun Jun 21 2026 .TODAY...Southwest winds 5 to 10 knots, becoming southeast late. Seas 1 to 2 feet. Wave Detail: Southwest 1 foot at 3 seconds and east 1 foot at 7 seconds. A slight chance of showers and thunderstorms. .TONIGHT...South winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail: South 1 foot at 3 seconds and north 1 foot at 4 seconds. A slight chance of showers and thunderstorms in the evening. .MONDAY...South winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail: South 1 foot at 3 seconds and northeast 1 foot at 6 seconds. .MONDAY NIGHT...South winds around 10 knots. Seas 1 to 2 feet. Wave Detail: South 1 foot at 3 seconds and north 1 foot at 5 seconds. A slight chance of showers and thunderstorms after midnight. .TUESDAY...South winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail: South 1 foot at 3 seconds and east 1 foot at 8 seconds. A slight chance of showers and thunderstorms in the morning. .TUESDAY NIGHT...South winds 10 to 15 knots. Seas 1 to 2 feet. Wave Detail: South 1 foot at 3 seconds and east 1 foot at 9 seconds. A slight chance of showers and thunderstorms. .WEDNESDAY...Southwest winds 5 to 10 knots, becoming south in the afternoon. Seas 1 to 2 feet. A slight chance of showers and thunderstorms. .WEDNESDAY NIGHT...South winds 10 to 15 knots. Seas 1 to 2 feet. A chance of showers and thunderstorms. .THURSDAY...South winds 5 to 10 knots. Seas 1 to 2 feet. .THURSDAY NIGHT...South winds 10 to 15 knots. Seas 1 to 2 feet. A slight chance of showers and thunderstorms. Winds and seas higher in and near thunderstorms. $$