343 FZUS52 KMLB 090143 CWFMLB Coastal Waters Forecast for East Central Florida National Weather Service Melbourne FL 943 PM EDT Mon Sep 8 2025 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. ANZ500-091415- Synopsis for Flagler Beach to Jupiter Inlet out to 60 nm 943 PM EDT Mon Sep 8 2025 .SYNOPSIS...A stationary front is forecast to settle over the east central Florida waters this week, continuing to produce periods of widespread showers and lightning storms. Onshore flow will develop north of the boundary, with local enhancement behind the Atlantic sea breeze each afternoon. A building northeast swell will produce poor boating conditions at times, mainly offshore this week. .GULF STREAM HAZARDS...Seas up to 6 feet north of the Cape. The approximate location of the west wall of the Gulf Stream based on the Real Time Ocean Forecast System as of Monday, September 8th, 2025. 40 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. 9 nautical miles east of Saint Lucie Inlet. $$ AMZ550-091415- Flagler Beach to Volusia-Brevard County Line 0-20 nm- 943 PM EDT Mon Sep 8 2025 .REST OF TONIGHT...East winds 10 to 15 knots, diminishing to 5 to 10 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 4 feet at 7 seconds. A light chop on the intracoastal waters. Showers likely with a chance of thunderstorms. .TUESDAY...Northeast winds 5 to 10 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 4 feet at 8 seconds. A light chop on the intracoastal waters. Showers likely with a chance of thunderstorms in the morning, then showers with thunderstorms likely in the afternoon. .TUESDAY NIGHT...Northeast winds 5 to 10 knots. Seas 3 to 4 feet. Wave Detail: Northeast 4 feet at 8 seconds. Mostly smooth on the intracoastal waters. Showers likely. Thunderstorms likely in the evening, then a chance of thunderstorms after midnight. .WEDNESDAY...North winds 5 to 10 knots, increasing to 10 to 15 knots in the afternoon. Seas 4 feet. Wave Detail: Northeast 4 feet at 8 seconds. A moderate chop on the intracoastal waters. Showers likely with a chance of thunderstorms in the morning, then showers with thunderstorms likely in the afternoon. .WEDNESDAY NIGHT...North winds 5 to 10 knots. Seas 4 feet. Wave Detail: Northeast 4 feet at 8 seconds. Mostly smooth on the intracoastal waters. Showers likely with a chance of thunderstorms. .THURSDAY...North winds 10 to 15 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 4 feet at 8 seconds. A moderate chop on the intracoastal waters. Showers likely. A chance of thunderstorms in the morning, then thunderstorms likely in the afternoon. .THURSDAY NIGHT...Northeast winds 10 to 15 knots. Seas 4 to 5 feet, occasionally to 6 feet. A light chop on the intracoastal waters. A chance of showers and thunderstorms. .FRIDAY...Northeast winds 10 to 15 knots, becoming north 15 to 20 knots in the afternoon. Seas 4 to 5 feet, occasionally to 6 feet. Choppy on the intracoastal waters. A chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. .FRIDAY NIGHT...Northeast winds 15 to 20 knots, diminishing to 10 to 15 knots after midnight. Seas 4 to 5 feet, occasionally to 6 feet. Choppy on the intracoastal waters. A chance of showers with a slight chance of thunderstorms. .SATURDAY...North winds 10 to 15 knots, increasing to 15 to 20 knots in the afternoon. Seas 4 to 5 feet, occasionally to 6 feet. Choppy on the intracoastal waters. A chance of showers. A chance of thunderstorms in the afternoon. .SATURDAY NIGHT...Northeast winds 15 to 20 knots, diminishing to 10 to 15 knots after midnight. Seas 5 to 6 feet, occasionally to 8 feet. Choppy on the intracoastal waters. A slight chance of thunderstorms in the evening. A chance of showers. Winds and waves higher in and near thunderstorms. $$ AMZ552-091415- Volusia-Brevard County Line to Sebastian Inlet 0-20 nm- 943 PM EDT Mon Sep 8 2025 .REST OF TONIGHT...East winds 5 to 10 knots. Seas 3 to 4 feet. Wave Detail: Northeast 3 feet at 8 seconds. Mostly smooth on the intracoastal waters. Showers likely with a chance of thunderstorms this evening, then a chance of showers with a slight chance of thunderstorms. .TUESDAY...Southeast winds around 5 knots, becoming east in the afternoon. Seas 3 to 4 feet. Wave Detail: Northeast 3 feet at 8 seconds. A light chop on the intracoastal waters. A chance of showers and thunderstorms in the morning, then showers with thunderstorms likely in the afternoon. .TUESDAY NIGHT...Southeast winds 5 to 10 knots, becoming south after midnight. Seas 3 to 4 feet. Wave Detail: Northeast 4 feet at 8 seconds. Mostly smooth on the intracoastal waters. Showers and thunderstorms likely in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. .WEDNESDAY...West winds around 5 knots, becoming north in the afternoon. Seas 3 to 4 feet. Wave Detail: Northeast 4 feet at 9 seconds. A light chop on the intracoastal waters. Showers likely with a chance of thunderstorms in the morning, then showers with thunderstorms likely in the afternoon. .WEDNESDAY NIGHT...North winds 5 to 10 knots, becoming northwest after midnight. Seas 3 to 4 feet. Wave Detail: Northeast 4 feet at 9 seconds. Mostly smooth on the intracoastal waters. Showers likely. Thunderstorms likely in the evening, then a chance of thunderstorms after midnight. .THURSDAY...North winds 5 to 10 knots. Seas 3 to 4 feet. Wave Detail: Northeast 4 feet at 8 seconds. A light chop on the intracoastal waters. Showers likely with a chance of thunderstorms in the morning, then showers with thunderstorms likely in the afternoon. .THURSDAY NIGHT...North winds around 10 knots. Seas 3 to 4 feet. Mostly smooth on the intracoastal waters. Showers likely. Thunderstorms likely in the evening, then a chance of thunderstorms after midnight. .FRIDAY...North winds 10 to 15 knots. Seas 3 to 4 feet. A moderate chop on the intracoastal waters. Showers likely. A chance of thunderstorms in the morning, then thunderstorms likely in the afternoon. .FRIDAY NIGHT...Northeast winds 10 to 15 knots. Seas 3 to 4 feet. A light chop on the intracoastal waters. A chance of thunderstorms. Showers likely in the evening, then a chance of showers after midnight. .SATURDAY...North winds 10 to 15 knots. Seas 3 to 4 feet. A moderate chop on the intracoastal waters. A chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. .SATURDAY NIGHT...Northeast winds 10 to 15 knots. Seas 3 to 5 feet, occasionally to 6 feet. A light chop on the intracoastal waters. A chance of showers with a slight chance of thunderstorms. Winds and waves higher in and near thunderstorms. $$ AMZ555-091415- Sebastian Inlet to Jupiter Inlet 0-20 nm- 943 PM EDT Mon Sep 8 2025 .REST OF TONIGHT...Southeast winds around 10 knots, becoming south late this evening and early morning, becoming southwest early this morning. Seas 1 to 2 feet. Wave Detail: East 2 feet at 8 seconds. Mostly smooth on the intracoastal waters. A chance of showers with a slight chance of thunderstorms. .TUESDAY...South winds 5 to 10 knots, becoming southeast in the afternoon. Seas 3 to 4 feet. Wave Detail: Northeast 3 feet at 8 seconds. A light chop on the intracoastal waters. A chance of showers and thunderstorms in the morning, then showers with thunderstorms likely in the afternoon. .TUESDAY NIGHT...South winds 5 to 10 knots. Seas 3 to 4 feet. Wave Detail: Northeast 3 feet at 8 seconds. Mostly smooth on the intracoastal waters. Showers and thunderstorms likely in the evening, then a chance of showers and thunderstorms after midnight. .WEDNESDAY...Southwest winds 5 to 10 knots, becoming southeast in the afternoon. Seas 3 to 4 feet. Wave Detail: Northeast 3 feet at 9 seconds. A light chop on the intracoastal waters. A chance of showers and thunderstorms in the morning, then showers with thunderstorms likely in the afternoon. .WEDNESDAY NIGHT...Southeast winds around 5 knots, becoming southwest after midnight. Seas 3 to 4 feet. Wave Detail: Northeast 4 feet at 9 seconds. Smooth on the intracoastal waters. Showers likely. Thunderstorms likely in the evening, then a chance of thunderstorms after midnight. .THURSDAY...Northwest winds 5 to 10 knots, becoming north in the afternoon. Seas 3 to 4 feet. Wave Detail: Northeast 3 feet at 8 seconds. A light chop on the intracoastal waters. Showers likely with a chance of thunderstorms in the morning, then showers with thunderstorms likely in the afternoon. .THURSDAY NIGHT...North winds 5 to 10 knots. Seas 2 to 3 feet. Mostly smooth on the intracoastal waters. Showers likely. Thunderstorms likely in the evening, then a chance of thunderstorms after midnight. .FRIDAY...North winds 5 to 10 knots. Seas 2 to 3 feet. A light chop on the intracoastal waters. Showers and thunderstorms likely. .FRIDAY NIGHT...Northeast winds around 10 knots. Seas 3 feet. Mostly smooth on the intracoastal waters. Showers likely with a chance of thunderstorms. .SATURDAY...North winds 10 to 15 knots. Seas 3 to 4 feet. A moderate chop on the intracoastal waters. A chance of showers and thunderstorms in the morning, then showers and thunderstorms likely in the afternoon. .SATURDAY NIGHT...Northeast winds around 10 knots. Seas 3 to 4 feet. Mostly smooth on the intracoastal waters. A chance of showers. A chance of thunderstorms in the evening, then a slight chance of thunderstorms after midnight. Winds and waves higher in and near thunderstorms. $$ AMZ570-091415- Flagler Beach to Volusia-Brevard County Line 20-60 nm- 943 PM EDT Mon Sep 8 2025 ...SMALL CRAFT SHOULD EXERCISE CAUTION... .REST OF TONIGHT...East winds 5 to 10 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: Northeast 4 feet at 8 seconds. Showers likely with a chance of thunderstorms. .TUESDAY...East winds 5 to 10 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: Northeast 4 feet at 8 seconds. Showers likely with a chance of thunderstorms in the morning, then showers with thunderstorms likely in the afternoon. .TUESDAY NIGHT...East winds 5 to 10 knots, becoming southeast after midnight. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 5 feet at 8 seconds and north 4 feet at 8 seconds. Showers likely. Thunderstorms likely in the evening, then a chance of thunderstorms after midnight. .WEDNESDAY...Northwest winds 5 to 10 knots, becoming north in the afternoon. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 5 feet at 9 seconds and north 4 feet at 8 seconds. Showers likely with a chance of thunderstorms in the morning, then showers with thunderstorms likely in the afternoon. .WEDNESDAY NIGHT...North winds 5 to 10 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: Northeast 4 feet at 9 seconds and north 3 feet at 8 seconds. Showers and thunderstorms likely. .THURSDAY...North winds 10 to 15 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 4 feet at 8 seconds and north 3 feet at 7 seconds. Showers with a chance of thunderstorms in the morning, then showers and thunderstorms likely in the afternoon. .THURSDAY NIGHT...Northeast winds 10 to 15 knots. Seas 4 to 5 feet, occasionally to 6 feet. Showers likely. Thunderstorms likely in the evening, then a chance of thunderstorms after midnight. .FRIDAY...Northeast winds 10 to 15 knots. Seas 4 to 5 feet, occasionally to 6 feet. Showers likely with a chance of thunderstorms. .FRIDAY NIGHT...Northeast winds 10 to 15 knots. Seas 5 to 6 feet, occasionally to 8 feet. Showers likely with a chance of thunderstorms. .SATURDAY...Northeast winds 10 to 15 knots, becoming north 15 to 20 knots in the afternoon. Seas 5 to 6 feet, occasionally to 8 feet. A chance of showers with a slight chance of thunderstorms in the morning, then showers likely with a chance of thunderstorms in the afternoon. .SATURDAY NIGHT...Northeast winds 15 to 20 knots, diminishing to 10 to 15 knots after midnight. Seas 5 to 7 feet, occasionally to 9 feet. A chance of showers with a slight chance of thunderstorms. Winds and seas higher in and near thunderstorms. $$ AMZ572-091415- Volusia-Brevard County Line to Sebastian Inlet 20-60 nm- 943 PM EDT Mon Sep 8 2025 .REST OF TONIGHT...Southeast winds 5 to 10 knots. Seas 3 to 4 feet. Wave Detail: North 3 feet at 8 seconds and east 3 feet at 8 seconds. Showers likely with a chance of thunderstorms. .TUESDAY...South winds around 5 knots, becoming southeast in the afternoon. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: North 4 feet at 8 seconds and northeast 4 feet at 8 seconds. Showers likely with a chance of thunderstorms in the morning, then showers with thunderstorms likely in the afternoon. .TUESDAY NIGHT...South winds 5 to 10 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: North 4 feet at 8 seconds and northeast 4 feet at 8 seconds. Showers likely. Thunderstorms likely in the evening, then a chance of thunderstorms after midnight. .WEDNESDAY...Southwest winds 5 to 10 knots, becoming northwest in the afternoon. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: North 4 feet at 8 seconds and northeast 4 feet at 8 seconds. Showers likely with a chance of thunderstorms in the morning, then showers with thunderstorms likely in the afternoon. .WEDNESDAY NIGHT...North winds 5 to 10 knots, becoming northwest after midnight. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 4 feet at 8 seconds and north 3 feet at 8 seconds. Showers and thunderstorms likely. .THURSDAY...North winds 5 to 10 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 4 feet at 8 seconds and north 3 feet at 8 seconds. Showers. A chance of thunderstorms in the morning, then thunderstorms likely in the afternoon. .THURSDAY NIGHT...North winds around 10 knots. Seas 4 to 5 feet, occasionally to 6 feet. Showers and thunderstorms likely. .FRIDAY...Northeast winds 10 to 15 knots. Seas 4 to 5 feet, occasionally to 6 feet. Showers and thunderstorms likely. .FRIDAY NIGHT...Northeast winds 10 to 15 knots. Seas 4 to 5 feet, occasionally to 6 feet. Showers likely with a chance of thunderstorms. .SATURDAY...Northeast winds 10 to 15 knots. Seas 4 to 5 feet, occasionally to 6 feet. Showers likely with a chance of thunderstorms. .SATURDAY NIGHT...Northeast winds 10 to 15 knots. Seas 5 to 6 feet, occasionally to 8 feet. Showers likely with a chance of thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Winds and seas higher in and near thunderstorms. $$ AMZ575-091415- Sebastian Inlet to Jupiter Inlet 20-60 nm- 943 PM EDT Mon Sep 8 2025 .REST OF TONIGHT...Southeast winds 5 to 10 knots, becoming southwest. Seas 2 to 3 feet. Wave Detail: North 2 feet at 7 seconds and east 2 feet at 8 seconds. A chance of showers with a slight chance of thunderstorms. .TUESDAY...South winds 5 to 10 knots. Seas 3 to 4 feet. Wave Detail: North 4 feet at 8 seconds. A chance of showers and thunderstorms in the morning, then showers with thunderstorms likely in the afternoon. .TUESDAY NIGHT...South winds around 10 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: North 4 feet at 8 seconds and northeast 4 feet at 8 seconds. Showers likely. Thunderstorms likely in the evening, then a chance of thunderstorms after midnight. .WEDNESDAY...Southwest winds 5 to 10 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 4 feet at 8 seconds and north 3 feet at 8 seconds. Showers likely with a chance of thunderstorms in the morning, then showers with thunderstorms likely in the afternoon. .WEDNESDAY NIGHT...South winds around 5 knots, becoming southwest after midnight. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 4 feet at 8 seconds and north 3 feet at 8 seconds. Showers and thunderstorms likely. .THURSDAY...West winds 5 to 10 knots, becoming north in the afternoon. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 4 feet at 8 seconds and northwest 3 feet at 8 seconds. Showers and thunderstorms likely. .THURSDAY NIGHT...Northwest winds 5 to 10 knots. Seas 3 to 4 feet. Showers and thunderstorms likely. .FRIDAY...North winds 5 to 10 knots. Seas 3 to 4 feet. Showers and thunderstorms likely. .FRIDAY NIGHT...Northeast winds around 10 knots. Seas 3 to 4 feet. Showers likely with a chance of thunderstorms. .SATURDAY...Northeast winds around 10 knots. Seas 3 to 4 feet. Showers likely with a chance of thunderstorms. .SATURDAY NIGHT...Northeast winds around 10 knots. Seas 4 to 5 feet, occasionally to 6 feet. A chance of thunderstorms. Showers likely in the evening, then a chance of showers after midnight. Winds and seas higher in and near thunderstorms. $$