Marine Weather Net

Gulf of Mexico including Dry Tortugas and Rebecca Shoal Channel Marine Forecast


TODAY

ESE
WINDS
10
KNOTS

TONIGHT

SE
WINDS
10
KNOTS

FRIDAY

ESE
WINDS
5 - 10
KNOTS

FRIDAY NIGHT

ESE
WINDS
10 - 15
KNOTS

The Marine Weather Forecast In Detail:
GMZ034 Forecast Issued: 426 AM EDT Thu Sep 10 2026

Today...East To Southeast Winds Near 10 Knots, Becoming Around 5 Knots Late. Seas Around 1 Foot. Wave Detail: East 1 Foot At 3 Seconds. Showers Likely With A Chance Of Thunderstorms.
Tonight...East To Southeast Winds Increasing To Near 10 Knots. Seas 1 To 2 Feet. Wave Detail: East 1 Foot At 3 Seconds. A Chance Of Showers And Thunderstorms.
Friday...East To Southeast Winds 5 To 10 Knots. Seas 1 To 2 Feet. Wave Detail: Southeast 1 Foot At 3 Seconds. A Chance Of Showers And Thunderstorms.
Friday Night...East To Southeast Winds Increasing To 10 To 15 Knots. Seas 1 To 2 Feet. A Chance Of Showers And Thunderstorms.
Saturday...East To Southeast Winds Near 10 Knots. Seas 1 To 2 Feet. Showers Likely With A Chance Of Thunderstorms.
Saturday Night...East To Southeast Winds 10 To 15 Knots. Seas 1 To 2 Feet. A Chance Of Showers And Thunderstorms.
Sunday...East To Southeast Winds 5 To 10 Knots. Seas Around 1 Foot. Showers Likely With A Chance Of Thunderstorms.
Sunday Night...East Winds 5 To 10 Knots. Seas Around 1 Foot. A Chance Of Showers And Thunderstorms.
Monday...East Winds 5 To 10 Knots. Seas Around 1 Foot. A Chance Of Showers And Thunderstorms.
Monday Night...Northeast To East Winds 5 To 10 Knots, Becoming East 10 To 15 Knots. Seas Building To 1 To 2 Feet. A Chance Of Showers And Thunderstorms.
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GMZ005 Synopsis Issued: 426 AM EDT Thu Sep 10 2026

Synopsis...
Ridging Across The Southeastern United States And Florida Will Maintain Gentle To Moderate East To Southeasterly Breezes. Expect Breezes To Peak In The Evening And Overnight While Lulling During The Day During The Day. A Series Of Lower Level Moisture Swathes Will Support Periods Of Elevated Rain And Thunder Chances Through The Remainder Of The Week. The Approximate Shoreward Edge Of The Gulf Stream As Of September 2, 2026... 34 Nm South-Southwest Of Dry Tortugas Light, On Loggerhead Key 34 Nm South-Southeast Of Cosgrove Shoal Light, Off The Marquesas Keys 26 Nm South-Southeast Of Sand Key Light, Off Key West 21 Nm South-Southeast Of Looe Key, Off Big Pine Key 17 Nm Southeast Of Sombrero Key Light, Off Marathon 10 Nm Southeast Of Alligator Reef Light, Off Islamorada 6 Nm East-Southeast Of Molasses Reef Light, Off Key Largo 1 Nm East-Southeast Of Carysfort Reef Light, Off Ocean Reef This Data Courtesy Of The Naval Oceanographic Office.

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