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National Weather Service Marine Forecast FZUS52 KKEY

FZUS52 KKEY 182126
CWFKEY

Coastal Waters Forecast for the Florida Keys
National Weather Service Key West FL
426 PM EST Sun Nov 18 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.

GMZ005-190330-
Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas
426 PM EST Sun Nov 18 2018

SYNOPSIS
High pressure will persist, but gradually weaken over
the southeastern United States over the next several days.
Thereafter, another continental region of high pressure will build
over a weakening cold front dropping down the Florida peninsula.

The Approximate Shoreward Edge of the Gulf Stream as of
November 17, 2018...

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

Gulf Stream Information Courtesy of the Naval Oceanographic Office.



GMZ031-190330-
Florida Bay including Barnes Sound, Blackwater Sound, and
Buttonwood Sound-
426 PM EST Sun Nov 18 2018

TONIGHT
East winds near 10 knots. Bay waters a light chop.
Isolated showers.

MONDAY
East winds near 10 knots. Bay waters a light chop.
Isolated showers.

MONDAY NIGHT AND TUESDAY
Northeast to east winds near 10
knots. Bay waters a light chop. Isolated showers.

TUESDAY NIGHT
North to northeast winds near 10 knots. Bay
waters a light chop. Isolated showers.

WEDNESDAY
Northeast to east winds near 10 knots. Bay waters a
light chop. Isolated showers.

WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
Northeast to east winds
10 to 15 knots. Bay waters a light to moderate chop. Isolated
showers.

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



GMZ032-035-190330-
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-
426 PM EST Sun Nov 18 2018

TONIGHT
East winds near 15 knots. Seas 1 to 3 feet. Nearshore
waters a moderate chop. Isolated showers.

MONDAY
East winds 10 to 15 knots. Seas 1 to 2 feet. Nearshore
waters a light to moderate chop. Isolated showers.

MONDAY NIGHT
East winds near 10 knots. Seas 1 to 2 feet.
Nearshore waters a light chop. Isolated showers.

TUESDAY
Northeast to east winds 5 to 10 knots. Seas around 1
foot. Nearshore waters smooth to a light chop. Isolated showers.

TUESDAY NIGHT
Northeast winds near 10 knots, increasing to 10
to 15 knots. Seas building to 1 to 2 feet. Nearshore waters a
light chop, becoming a light to moderate chop. Isolated showers.

WEDNESDAY
Northeast to east winds 10 to 15 knots. Seas 1 to 2
feet. Nearshore waters a light to moderate chop. Isolated showers.

WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
Northeast to east winds
10 to 15 knots. Seas 1 to 2 feet. Nearshore waters a light to
moderate chop. Isolated showers.

FRIDAY AND FRIDAY NIGHT
East winds near 10 knots. Seas around 1
foot. Nearshore waters a light chop. Isolated showers.



GMZ042>044-190330-
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-
426 PM EST Sun Nov 18 2018

TONIGHT
East winds near 15 knots. Seas 2 to 3 feet. Nearshore
waters a moderate chop. Isolated showers.

MONDAY
East winds near 15 knots, decreasing to 10 to 15 knots.
Seas 2 to 3 feet, subsiding to 1 to 2 feet. Nearshore waters a
light to moderate chop. Isolated showers.

MONDAY NIGHT
East winds 10 to 15 knots. Seas 1 to 2 feet.
Nearshore waters a light to moderate chop. Isolated showers.

TUESDAY
East winds near 10 knots. Seas 1 to 2 feet. Nearshore
waters a light chop. Isolated showers.

TUESDAY NIGHT AND WEDNESDAY
Northeast winds 10 to 15 knots.
Seas 1 to 3 feet. Nearshore waters a light to moderate chop.
Isolated showers.

WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
Northeast to east winds
near 15 knots. Seas 2 to 3 feet. Nearshore waters a moderate
chop. Isolated showers.

FRIDAY AND FRIDAY NIGHT
East winds 10 to 15 knots. Seas 1 to 2
feet. Nearshore waters a light to moderate chop. Isolated showers.



GMZ052>055-072>075-190330-
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-
426 PM EST Sun Nov 18 2018

TONIGHT
East winds near 15 knots. Seas 3 to 5 feet. Scattered
showers.

MONDAY
East winds near 15 knots early, decreasing to 10 to 15
knots. Seas 3 to 4 feet, subsiding to 2 to 3 feet. Isolated
showers. 

MONDAY NIGHT
East winds 10 to 15 knots. Seas 2 to 3 feet.
Isolated showers.

TUESDAY
Northeast to east winds near 10 knots. Seas 2 to 3
feet. Isolated showers.

TUESDAY NIGHT
Northeast winds 10 to 15 knots. Seas 2 to
4 feet. Isolated showers.

WEDNESDAY
Northeast to east winds near 15 knots. Seas 3 to 5
feet. Isolated showers.

WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
Northeast to east winds
near 15 knots. Seas 3 to 5 feet. Isolated showers.

FRIDAY AND FRIDAY NIGHT
East winds 10 to 15 knots. Seas 2 to 4
feet. Isolated showers.



GMZ033-034-190330-
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-
426 PM EST Sun Nov 18 2018

SMALL CRAFT SHOULD EXERCISE CAUTION UNTIL WINDS DECREASE


TONIGHT
East winds 15 to 20 knots early, decreasing to near 15
knots. Seas 3 to 5 feet, subsiding to 3 to 4 feet. Scattered
showers.

MONDAY
East winds 10 to 15 knots, decreasing to near 10 knots.
Seas 2 to 4 feet, subsiding to 1 to 3 feet. Scattered showers.

MONDAY NIGHT
East winds near 10 knots. Seas 1 to 2 feet.
Scattered showers.

TUESDAY
Northeast to east winds near 10 knots. Seas 1 to 2
feet. Isolated showers.

TUESDAY NIGHT AND WEDNESDAY
Northeast winds 10 to 15 knots.
Seas 1 to 3 feet. Isolated showers.

WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
Northeast to east winds
10 to 15 knots. Seas 2 to 3 feet. Isolated showers.

FRIDAY AND FRIDAY NIGHT
East winds near 10 knots. Seas 1 to 3
feet. Isolated showers.



APA