Flagler Beach to Volusia-Brevard County Line Marine Forecast
| Today...West Winds 5 To 10 Knots, Becoming South This Afternoon. Seas 2 Feet. Wave Detail: East 2 Feet At 8 Seconds. A Light Chop On The Intracoastal Waters. A Chance Of Showers And Thunderstorms This Afternoon. |
| Tonight...Southwest Winds Around 10 Knots. Seas 2 To 3 Feet. Wave Detail: Southwest 2 Feet At 3 Seconds And East 2 Feet At 8 Seconds. Mostly Smooth On The Intracoastal Waters. A Chance Of Showers And Thunderstorms In The Evening. |
| Monday...West Winds 5 To 10 Knots, Becoming South In The Afternoon. Seas 2 To 3 Feet. Wave Detail: West 2 Feet At 3 Seconds And East 2 Feet At 8 Seconds. 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. |
| Monday Night...Southwest Winds 5 To 10 Knots. Seas 2 Feet. Wave Detail: East 2 Feet At 8 Seconds And South 1 Foot At 4 Seconds. Mostly Smooth On The Intracoastal Waters. |
| Tuesday...Southwest Winds Around 5 Knots, Becoming Southeast In The Afternoon. Seas 2 Feet. Wave Detail: East 2 Feet At 8 Seconds And South 1 Foot At 4 Seconds. A Light Chop On The Intracoastal Waters. |
| Tuesday Night...Southwest Winds 10 To 15 Knots. Seas 2 To 3 Feet. Wave Detail: Southwest 3 Feet At 4 Seconds And East 2 Feet At 8 Seconds. A Light Chop On The Intracoastal Waters. |
| Wednesday...Southwest Winds 10 To 15 Knots. Seas 2 To 3 Feet. A Moderate Chop On The Intracoastal Waters. A Chance Of Showers And Thunderstorms In The Afternoon. |
| Wednesday Night...Southwest Winds 15 To 20 Knots. Seas 2 To 3 Feet. Choppy On The Intracoastal Waters. A Chance Of Showers And Thunderstorms In The Evening, Then A Slight Chance Of Showers And Thunderstorms After Midnight. |
| Thursday...Southwest Winds 15 To 20 Knots, Diminishing To 10 To 15 Knots In The Afternoon. Seas 2 To 3 Feet. Choppy On The Intracoastal Waters. A Chance Of Showers And Thunderstorms In The Morning, Then Showers And Thunderstorms Likely In The Afternoon. |
| Thursday Night...Southwest Winds Around 15 Knots. Seas 2 To 3 Feet. A Light Chop 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. |
| Area Forecast Discussion National Weather Service Melbourne FL 253am EDT Sunday July 26 2026 ...New KEY MESSAGES,ARINE... .KEY MESSAGES... Issued at 253am EDT Sunday July 26 2026 - Increasing moisture through early next week and beyond will allow rain chances to return to near and above normal values. - Locally heavy rainfall will be possible this afternoon & evening (2-5" totals within reach). In addition, a few strong to severe storms will be in play with potential strong to damaging wind gusts of 50-60 mph. - Highs in the low to mid 90s will continue, with peak heat indices reaching 102-107F each afternoon, and potentially nearing Heat Advisory criteria (108-110F) for portions of the area into early next week. Issued at 253am EDT Sunday July 26 2026 Current - Tonight Yet another hot day on tap, with max temps generally in the L90s south of a central Osceola-Melbourne line and M90s northward (isolated U90s possible) with peak heat indices continuing 102-107F ahead of sea breezes and precipitation. Expect a day similar to yesterday with surrounding offices standing down for now on another HT.Y issuance, which could be re-visited with next shift. As such, will continue to monitor for Heat Advisory criteria (108-110F). Consideration of timing of sea breezes, clouds, precipitation will be key. Widespread Moderate to Major HeatRisk (isolated Extreme) conditions will continue. Residents and visitors planning to spend extended periods of time outdoors will need to remain adequately hydrated and take frequent breaks in the shade or air conditioning in order to avoid developing heat-related illness. Lows continue in the 70s with conditions muggy. Deep moisture (PWATs (Precipitable Waters) well above 2") surge across ECFL. A weak pressure gradient remains in place with associated ridge axis south/east of the area and light W/NW flow forecast. The ECSB will develop but it will be delayed with slower movement inland during the afternoon. The offshore flow remains fairly deep, but very light. There will be a weakness in mid-level ridging across the region with NW/WNW flow overhead. It remains fairly warm aloft with 500 mb temps at -4.5C to -6.0C, though there will be occasional weak shortwave impulses embedded in the flow that will aid diurnal convection. Initial convection will develop near the east coast by late morning and early afternoon with coverage and intensity increasing across the eastern FL peninsula by late day as stronger boundary collisions occur. Storm steering likely light NWRLY at 5-10 mph as local CAMs show convection "zippering" southward along the sea breeze boundary, though slow movement and multiple rounds for some could increase precipitation totals locally (2-5") with minor/nuisance flooding resulting. Continue to cap Probability of Precipitation at 70% areawide and the Weather Prediction Center (WPC) keeps much of the eastern FL peninsula in a Marginal (5-14%) Excessive Rainfall Outlook. In addition to a heavy rainfall threat, The Storm Prediction Center (SPC) has placed Volusia, Lake, Seminole, Orange, and north Brevard counties under a Marginal Risk for Severe Storms today. Lightning strikes and gusty winds 50-60 mph locally will also be possible with stronger convection. Activity will gradually diminishing across the peninsula through the mid-late evening. Mon-Sat...Persistent pattern developing for the week ahead as the Atlantic ridge axis remains south of the area thru the extended. The offshore flow at 925 mb strengthens from Monday onward and the ECSB will be hard-pressed to develop Mon/Tuesday (if at all) with very limited movement inland, then not likely over the remainder of the period. PWAT (Precipitable Water) values remain stout and nearly 2" or above each day. A frontal boundary is still forecast to drop towards north FL mid-week and remaining quasi-stationary into late week well north of ECFL. The pattern aloft will remain rather "troughy" along the Atlantic Seaboard extending south into the FL peninsula, thus allowing periodic shortwave features to dive across the area enhancing diurnal convection daily. SCT-NMRS (30-70%) Probability of Precipitation (aftn/eve) each day. Main focus will be on heavy rainfall potential on top of frequent lightning strikes and gusty winds with storms. No real break in sight with high temps (90-96F) and peak heat indices continuing to average 102-107F each afternoon ahead of sea breeze/storms. Will continue to monitor for the need of any Heat Advisories, as portions of ECFL could still see heat index values reach around 108-110F. Heat safety will remain key for residents and visitors. Adequate hydration, frequent breaks in the shade or air conditioning, and dressing in lightweight, lightly colored clothing if spending extended periods of time outdoors will help reduce the chance of developing heat illness for the upcoming week. Marine Issued at 253am EDT Sunday July 26 2026 The Atlantic ridge axis remains shunted south of the local waters thru next week. The ECSB may be delayed this afternoon but will likely form with slow movement inland. This feature will most likely be pinned at the coast Mon/Tuesday should it develop at all, and most likely will not make an appearance thru the remainder of the week due to a deepening and strengthening offshore wind component. Wind speeds may approach 15-20 kts (esp offshore) occasionally Tuesday night-Thu night with Cautionary Statements potentially necessary here. Seas 2-3 ft but may build to 4-5 ft well offshore surrounding stretches of stronger offshore winds. Increasing shower/lightning storm potential into next week as moisture surges into the area. Mariners will need to keep an eye to the sky westward during the afternoon/evening as activity will be offshore-moving. Winds and seas locally higher in the vicinity of convection. Some storms could become strong to marginally severe. NOAA Melbourne FL Office: Watches - Warnings - Advisories FL...None. AM...None. |
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