Marine Weather Net

Apalachicola to Destin FL from 20 to 60 NM Marine Forecast


REST OF TODAY

NW
WINDS
5 - 10
KNOTS

TONIGHT

N
WINDS
5 - 10
KNOTS

WEDNESDAY

E
WINDS
10 - 15
KNOTS

WEDNESDAY NIGHT

E
WINDS
5 - 10
KNOTS

The Marine Weather Forecast In Detail:
GMZ770 Forecast Issued: 1015 AM EDT Tue Jun 30 2026

Rest Of Today...Northwest Winds 5 To 10 Knots. Seas Around 2 Feet. Wave Detail: Northwest 2 Feet At 3 Seconds And South 1 Foot At 9 Seconds. A Chance Of Showers With A Slight Chance Of Thunderstorms This Afternoon.
Tonight...North Winds 5 To 10 Knots, Becoming East After Midnight. Seas Around 2 Feet. Wave Detail: Northwest 1 Foot At 4 Seconds And South 1 Foot At 8 Seconds. A Chance Of Showers And Thunderstorms, Mainly In The Evening.
Wednesday...East Winds 10 To 15 Knots. Seas Around 2 Feet. Wave Detail: East 2 Feet At 3 Seconds And South 1 Foot At 8 Seconds. A Slight Chance Of Showers And Thunderstorms In The Morning.
Wednesday Night...East Winds 5 To 10 Knots. Seas Around 2 Feet. Wave Detail: East 2 Feet At 4 Seconds And South 1 Foot At 8 Seconds. A Slight Chance Of Showers. A Slight Chance Of Thunderstorms After Midnight.
Thursday...East Winds 5 To 10 Knots. Seas Around 2 Feet. Wave Detail: East 1 Foot At 4 Seconds And South 1 Foot At 8 Seconds. A Slight Chance Of Showers And Thunderstorms In The Morning.
Thursday Night...Southeast Winds Around 5 Knots. Seas Around 2 Feet In The Evening, Then 1 Foot Or Less. Wave Detail: East 1 Foot At 4 Seconds And South 1 Foot At 8 Seconds.
Friday...Northeast Winds Around 5 Knots, Becoming Southeast In The Afternoon. Seas 1 Foot Or Less. A Slight Chance Of Showers And Thunderstorms In The Morning.
Friday Night...Southwest Winds Around 5 Knots. Seas 1 Foot Or Less.
Saturday...West Winds 5 To 10 Knots. Seas 1 Foot Or Less. A Slight Chance Of Showers And Thunderstorms.
Saturday Night...Southwest Winds 5 To 10 Knots. Seas 1 Foot Or Less. A Slight Chance Of Showers And Thunderstorms After Midnight. Winds And Seas Higher In And Near Thunderstorms.
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Area Forecast Discussion
National Weather Service Tallahassee FL
201pm EDT Tuesday Jun 30 2026

.SHORT TERM... (Today and Tonight) Issued at 312am EDT Tuesday Jun 30 2026

An outflow boundary from last evening's storms over east central Georgia has made it to roughly an Albany to Mayo line early this morning. This feature, combined with a weakening "cold" front and the afternoon sea breeze, will yield numerous showers and thunderstorms this afternoon. The greatest chance will be across the FL counties as well as western Georgia into southeast Alabama. Some of the storms today could be strong to severe. Our environment will be highly unstable, and some mid-level dry air will help aid in the development of strong downbursts, especially with very steep low- level lapse rates. DCAPE will reach about 1000-1300 J/kg, which is very high. These will also get a boost from mid-level flow around 20- 25 kt, which will add a little extra wind potential. Thus, damaging wind gusts are possible in the storms this afternoon as they move west-southwestward. The Storm Prediction Center has outlined areas west of the Flint and Apalachicola Rivers in a Marginal Risk of severe weather (level 1 of 5), though the severe potential does exist even outside this risk area today.

Outside of storms (or before storms develop), heat will be a concern yet again today. Temperatures should reach the mid to possibly upper 90s before storms develop this afternoon. And, with more moisture in place, especially over southern and western areas, dew points won't mix out as efficiently as previous days. Thus, heat index values of 108-112 are expected again today in the Florida Panhandle and western Big Bend, southeast Alabama, and far southwest Georgia. A Heat Advisory is in effect for these areas for this afternoon. Once storms develop, then the concern switches from heat to wind and lightning. Outside of the advisory area, drier air behind the front and outflow boundary will help dew points mix out a bit more, but it will still be very hot with highs in the mid 90s and heat index values of 100-107.

Storms will move out into the Gulf and begin to weaken after sunset. Lows will be in the mid 70s.

Long Term
(Wednesday through Monday) Issued at 312am EDT Tuesday Jun 30 2026

The front slips south of our area Wednesday, bringing drier air to our region. Now, we will still be quite hot thanks to the influence of the strong, sprawling ridge over the eastern US, but we won't be as humid. Highs Wednesday through Friday will be in the mid to upper 90s, but heat index values will be more in the 100-105 range. Rain chances will also be lower each afternoon given a less active sea breeze.

Over the holiday weekend, rain chances will increase again as moisture returns to the area. Our typical summertime storms will flare up again along the sea breeze each afternoon. There's still some concern for heat heading into the weekend with heat index values increasing again to the 105-110 range, potentially posing a major heat risk again.

Marine
Issued at 312am EDT Tuesday Jun 30 2026

Gentle northwesterly flow today will become easterly tonight as a front slips south over the marine area and high pressure builds to the north. Strong thunderstorms will be possible over the marine areas late this afternoon into the evening, possibly producing strong wind gusts, frequent lightning, and a couple waterspouts. Light to gentle easterly winds continue through midweek before turning more southerly and southwesterly late in the week.

Fire Weather
Issued at 312am EDT Tuesday Jun 30 2026

Transport winds will primarily be out of the east to northeast around 5-10 mph today, though turning more southerly near the coast this afternoon as the sea breeze moves inland. Scattered to numerous thunderstorms will develop this afternoon. Strong, erratic wind gusts, possibly severe, are possible with the storms. This is especially true along and west of the Apalachicola and Flint Rivers, though even areas east could see strong wind gusts in and near storms. Outside of storms, dispersions will be good. Dangerous heat is also expected with highs in the mid to upper 90s and heat index values of 105-112.

Drier air moves in for Wednesday and Thursday with RHs dropping into the 30s by Thursday. Rain chances will decrease as well. Temperatures will remain in the mid to upper 90s in the afternoons, but heat index values will be closer to 100-105. Transport winds will be northeasterly around 10 mph both days with high dispersions expected both days, mainly away from the coast.

Hydrology
Issued at 312am EDT Tuesday Jun 30 2026

Some locally heavy rainfall is possible today in thunderstorms, possibly producing a quick couple inches of rain is localized spots. While flash flooding is not expected, some nuisance flooding of poor- drainage areas is possible under the heaviest storms. Action stages continue on the lower Choctawhatchee and Ochlockonee basins. No additional river flooding is expected.

NOAA Tallahassee FL Office: Watches - Warnings - Advisories
FL...
Heat Advisory until 6pm EDT /5pm CDT/ this evening for FLZ007>018-027-108-112-114-115-118-127-326-426.

GA...
Heat Advisory until 6pm EDT this evening for GAZ155-156.

AL...
Heat Advisory until 5pm CDT this afternoon for ALZ065>069.

GM...None.