Marine Weather Net

East Cape Sable to Chokoloskee out 20 to 60 NM Marine Forecast


TODAY

E
WINDS
15 - 20
KNOTS

TONIGHT

E
WINDS
15 - 20
KNOTS

WEDNESDAY

E
WINDS
10 - 15
KNOTS

WEDNESDAY NIGHT

E
WINDS
10 - 15
KNOTS

The Marine Weather Forecast In Detail:
GMZ033 Forecast Issued: 428 AM EDT Tue May 19 2026

SMALL CRAFT SHOULD EXERCISE CAUTION
Today...East Winds 15 To 20 Knots. Seas 2 To 4 Feet, Occasionally To 5 Feet. Wave Detail: East 4 Feet At 5 Seconds. A Chance Of Showers With A Slight Chance Of Thunderstorms.
Tonight...East Winds 15 To 20 Knots, Decreasing To Near 15 Knots. Seas 2 To 4 Feet, Occasionally To 5 Feet, Subsiding To 2 To 3 Feet. Wave Detail: East 3 Feet At 4 Seconds. A Chance Of Showers With A Slight Chance Of Thunderstorms.
Wednesday...East Winds 10 To 15 Knots. Seas 2 To 3 Feet. Wave Detail: East 3 Feet At 5 Seconds. A Chance Of Showers With A Slight Chance Of Thunderstorms.
Wednesday Night...East Winds 10 To 15 Knots. Seas 2 To 3 Feet. A Chance Of Showers With A Slight Chance Of Thunderstorms.
Thursday...East Winds Near 10 Knots. Seas Around 2 Feet. A Slight Chance Of Showers And Thunderstorms.
Thursday Night...East Winds 10 To 15 Knots, Becoming East To Southeast. Seas Around 2 Feet. A Slight Chance Of Showers And Thunderstorms.
Friday...East To Southeast Winds Near 10 Knots. Seas 1 To 2 Feet. A Slight Chance Of Showers And Thunderstorms.
Friday Night...East To Southeast Winds Near 10 Knots. Seas 1 To 2 Feet. A Slight Chance Of Showers And Thunderstorms.
Saturday...East To Southeast Winds 5 To 10 Knots, Increasing To Near 10 Knots. Seas Around 1 Foot. A Slight Chance Of Showers And Thunderstorms.
Saturday Night...East To Southeast Winds 10 To 15 Knots. Seas 1 To 2 Feet. A Slight Chance Of Showers And Thunderstorms.
SHARE THIS PAGE:           
GMZ005 Synopsis Issued: 428 AM EDT Tue May 19 2026

Synopsis...
Surface High Pressure Centered North Of Bermuda Will Continue To Promote Moderate To Fresh East To Southeast Breezes Through Tonight. Highest Breezes Will Prevail Through This Evening. Breezes Then Undergo A Very Slow Slackening Process Before The Weekend With Peaks Expected During The Evenings And Lulls During The Day. Rain And Thunder Chances Will Remain Above Normal Through Much Of The Week. The Approximate Shoreward Edge Of The Gulf Stream As Of May 12... 35 Nm South Of Dry Tortugas Light...On Loggerhead Key. 9 Nm South Of Cosgrove Shoal Light...Off The Marquesas Keys. 6 Nm South Of Sand Key Light...Off Key West. 7 Nm South Of Looe Key...Off Big Pine Key. 6 Nm Southeast Of Sombrero Key Light...Off Marathon. 6 Nm Southeast Of Alligator Reef Light...Off Islamorada. 4 Nm Southeast Of Molasses Reef Light...Off Key Largo. 3 Nm Southeast Of Carysfort Reef Light...Off Ocean Reef. Gulf Stream Information Courtesy Of The National Weather Service In Key West Based On Products From Nasa Sport And Rtofs.

...