GMZ035 Expires:202405200300;;499786 Fzus52 Kkey 192033 Cwfkey
coastal waters forecast for the florida keys national weather service key west fl 433 pm edt Sun may 19 2024
florida bay, hawk channel and straits of florida from ocean reef to south of dry tortugas, and the extreme southeastern gulf of mexico, including the florida keys national marine sanctuary
seas are given as significant wave height, which is the average height of the highest 1/3 of the waves. Individual waves may be more than twice the significant wave height.
wave detail will include details about the period and direction of origin for the highest energy waves. Long-period swells coming from a different direction than the wind would be included in the wave detail.
gmz032-035-200300- bayside and gulf side from craig key to west end of seven mile bridge- gulf of mexico from west end of seven mile bridge to halfmoon shoal out to 5 fathoms- 433 pm edt Sun may 19 2024
Tonight..Northwest winds 10 to 15 knots, becoming south to southwest 5 to 10 knots. Seas 1 foot or less. NEarshore waters a light to moderate chop, becoming smooth to a light chop. Scattered showers and isolated Thunderstorms.
Monday..Southwest to west winds 5 to 10 knots, becoming west to northwest and increasing to near 10 knots. Seas 1 foot or less, building to around 1 foot. NEarshore waters smooth to a light chop, becoming a light chop. Scattered showers and isolated Thunderstorms.
Monday night..Northwest winds 10 to 15 knots, becoming northwest to north and decreasing to 5 to 10 knots after midnight. Seas 1 to 2 feet, subsiding to around 1 foot. NEarshore waters a light to moderate chop, becoming smooth to a light chop. Scattered showers and isolated Thunderstorms.
Tuesday..North to northeast winds near 5 knots, becoming west to northwest in the afternoon. Seas 1 foot or less. NEarshore waters smooth. Scattered showers and isolated Thunderstorms.
Tuesday night..West to northwest winds near 5 knots, becoming northeast to east and increasing to 5 to 10 knots after midnight. Seas 1 foot or less. NEarshore waters smooth, becoming smooth to a light chop. Isolated showers and Thunderstorms.
Wednesday..East winds 5 to 10 knots. Seas 1 foot or less. NEarshore waters smooth to a light chop. Isolated showers and Thunderstorms.
Wednesday night..East winds near 10 knots, increasing to 10 to 15 knots. Seas 1 foot or less, building to around 1 foot, except building to 1 to 2 feet west of the marquesas keys. NEarshore waters a light chop, becoming a light to moderate chop. Isolated showers and Thunderstorms.
Thursday..East winds near 10 knots. Seas around 1 foot. NEarshore waters a light chop. Isolated showers and Thunderstorms.
Thursday night..East winds 10 to 15 knots, becoming east to southeast and decreasing to near 10 knots. Seas around 1 foot, except 1 to 2 feet west of the marquesas keys. NEarshore waters a light to moderate chop, becoming a light chop. Isolated showers and Thunderstorms.
Friday..East to southeast winds 5 to 10 knots. Seas around 1 foot. NEarshore waters smooth to a light chop. Isolated showers and Thunderstorms.
Friday night..East to southeast winds near 10 knots. Seas around 1 foot. NEarshore waters a light chop. Isolated showers and Thunderstorms.

GMZ005 Synopsis For Keys Coastal Waters From Ocean Reef To Dry Tortugas 433 Pm Edt Sun May 19 2024
Synopsis..The western extent of a low-level ridge axis that extends west-northwest has begun to loosen its grip across the florida keys, and breezes have shifted to the south to southwest. Breezes will quickly veer to the north while further decreasing this afternoon as a frontal boundary slides down the florida peninsula. There may be a break in the rain-free conditions tonight through Tuesday, followed by variable breezes turning to the east Wednesday through Thursday.
the approximate shoreward edge of the gulf stream as of may 15, 2024...
49 nm south of dry tortugas light...on loggerhead key. 32 nm south of cosgrove shoal light...off the marquesas keys. 24 nm south of sand key light...off key west. 27 nm south of looe key...off big pine key. 29 nm south of sombrero key light...off marathon. 8 nm southeast of alligator reef light...off islamorada. 3 nm southeast of molasses reef light...off key largo.
gulf stream information courtesy of the national weather service in key west.