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National Weather Service Marine Forecast FZUS52 KKEY

FZUS52 KKEY 142016
CWFKEY

Coastal Waters Forecast for the Florida Keys
National Weather Service Key West FL
416 PM EDT Tue Aug 14 2018

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.

GMZ005-150230-
Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas
416 PM EDT Tue Aug 14 2018

SYNOPSIS
The axis of high pressure situated in the western
Atlantic will remain just north of the Florida Keys, resulting in
light to gentle east to southeasterly flow through this weekend.
Moderate east to southeasterly flow is possible at times, mainly
in the Florida Straits.

The Approximate Shoreward Edge of the Gulf Stream as of
August 11...

24 NM South of Dry Tortugas Light...on Loggerhead Key.
20 NM South of Cosgrove Shoal Light...off the Marquesas Keys.
19 NM South of Sand Key Light...off Key West.
21 NM South of Looe Key...off Big Pine Key.
22 NM South of Sombrero Key Light...off Marathon.
14 NM Southeast of Alligator Reef Light...off Islamorada.
10 NM Southeast of Molasses Reef Light...off Key Largo.
 6 NM East of Carysfort Reef Light...off Ocean Reef.

Gulf Stream Information Courtesy of the Naval Oceanographic Office.



GMZ031-150230-
Florida Bay including Barnes Sound, Blackwater Sound, and
Buttonwood Sound-
416 PM EDT Tue Aug 14 2018

TONIGHT
East to southeast winds near 10 knots. Bay waters a
light chop. Isolated showers and thunderstorms.

WEDNESDAY
East to southeast winds near 10 knots. Bay waters a
light chop. Isolated showers and thunderstorms.

WEDNESDAY NIGHT AND THURSDAY
East to southeast winds 10 to 15
knots. Bay waters a light to moderate chop. Isolated showers and
thunderstorms.

THURSDAY NIGHT AND FRIDAY
East winds near 10 knots. Bay waters
a light chop. Isolated showers and thunderstorms.

FRIDAY NIGHT
East winds near 10 knots. Bay waters a light
chop. Scattered showers and isolated thunderstorms.

SATURDAY THROUGH SUNDAY NIGHT
East to southeast winds 5 to 10
knots. Bay waters smooth to a light chop. Scattered showers and
isolated thunderstorms.



GMZ032-035-150230-
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-
416 PM EDT Tue Aug 14 2018

TONIGHT
East to southeast winds near 10 knots. Seas 1 foot or
less. Nearshore waters a light chop. Isolated showers and
thunderstorms.

WEDNESDAY THROUGH FRIDAY
East to southeast winds 10 to 15
knots. Seas 1 to 2 feet. Nearshore waters a light to moderate
chop. Isolated showers and thunderstorms.

FRIDAY NIGHT
East winds near 10 knots. Seas around 1 foot.
Nearshore waters a light chop. Scattered showers and isolated
thunderstorms.

SATURDAY THROUGH SUNDAY NIGHT
East to southeast winds 5 to 10
knots. Seas 1 foot or less. Nearshore waters smooth to a light
chop. Scattered showers and isolated thunderstorms. 



GMZ042>044-150230-
Hawk Channel from Ocean Reef to Craig Key out to the reef-
Hawk Channel from Craig Key to west end of Seven Mile Bridge out
to the reef-
Hawk Channel from west end of Seven Mile Bridge to Halfmoon Shoal
out to the reef-
416 PM EDT Tue Aug 14 2018

TONIGHT
East to southeast winds near 10 knots. Seas 1 to
2 feet. Nearshore waters a light chop. Isolated showers and
thunderstorms.

WEDNESDAY THROUGH FRIDAY
East to southeast winds 10 to 15
knots. Seas 1 to 3 feet. Nearshore waters a light to moderate
chop. Isolated showers and thunderstorms.

FRIDAY NIGHT
East winds near 10 knots. Seas 1 to 2 feet.
Nearshore waters a light chop. Scattered showers and isolated
thunderstorms.

SATURDAY THROUGH SUNDAY NIGHT
East to southeast winds 5 to 10
knots. Seas 1 to 2 feet. Nearshore waters smooth to a light chop.
Scattered showers and isolated thunderstorms.



GMZ052>055-072>075-150230-
Straits of Florida from Ocean Reef to Craig Key out 20 NM-
Straits of Florida from Craig Key to west end of Seven Mile
Bridge out 20 NM-
Straits of Florida from west end of Seven Mile Bridge to south of
Halfmoon Shoal out 20 NM-
Straits of Florida from Halfmoon Shoal to 20 NM west of Dry
Tortugas out 20 NM-
Straits of Florida from Ocean Reef to Craig Key 20 to 60 NM out-
Straits of Florida from Craig Key to west end of Seven Mile
Bridge 20 to 60 NM out-
Straits of Florida from west end of Seven Mile Bridge to south of
Halfmoon Shoal 20 to 60 NM out-
Straits of Florida from Halfmoon Shoal to 20 NM west of Dry
Tortugas 20 to 60 NM out-
416 PM EDT Tue Aug 14 2018

TONIGHT
East to southeast winds 10 to 15 knots. Seas 3 to
4 feet. Isolated showers and thunderstorms.

WEDNESDAY THROUGH FRIDAY
East to southeast winds 10 to 15
knots. Seas 3 to 5 feet. Isolated showers and thunderstorms.

FRIDAY NIGHT
East winds near 10 knots. Seas 2 to 3 feet.
Scattered showers and isolated thunderstorms.

SATURDAY THROUGH SUNDAY
East to southeast winds 5 to 10 knots.
Seas 1 to 2 feet. Scattered showers and isolated thunderstorms.

SUNDAY NIGHT
East to southeast winds 10 to 15 knots. Seas 2 to
4 feet. Scattered showers and isolated thunderstorms.



GMZ033-034-150230-
Gulf waters from East Cape Sable to Chokoloskee 20 to 60 NM out
and beyond 5 fathoms-
Gulf of Mexico including Dry Tortugas and Rebecca Shoal Channel-
416 PM EDT Tue Aug 14 2018

TONIGHT
East to southeast winds 5 to 10 knots. Seas 1 to
2 feet. Isolated showers and thunderstorms.

WEDNESDAY
East to southeast winds near 10 knots. Seas 1 to
2 feet. Isolated showers and thunderstorms.

WEDNESDAY NIGHT THROUGH FRIDAY
East to southeast winds 10 to
15 knots. Seas 2 to 3 feet. Isolated showers and thunderstorms.

FRIDAY NIGHT THROUGH SUNDAY NIGHT
East winds 5 to 10 knots.
Seas around 1 foot. Scattered showers and isolated thunderstorms.



Devanas