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Hurricane Symbol Storm Special! View the latest observations near East Pacific Tropical Storm Alvin.

National Weather Service Marine Forecast FZUS52 KKEY

FZUS52 KKEY 262021
CWFKEY

Coastal Waters Forecast for the Florida Keys
National Weather Service Key West FL
421 PM EDT Wed Jun 26 2019

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.

GMZ005-270230-
Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas
421 PM EDT Wed Jun 26 2019

SYNOPSIS
A weak pressure pattern will remain in place near
South Florida and the Florida Keys tonight. A Bermuda High will
develop on Thursday, extending west to the Carolinas through
Friday. A tightening pressure gradient will maintain moderate east
to southeast breezes from Thursday through Saturday night.

The Approximate Shoreward Edge of the Gulf Stream as of
June 25...

24 NM South of Dry Tortugas Light...on Loggerhead Key.
32 NM South of Cosgrove Shoal Light...off the Marquesas Keys.
35 NM South of Sand Key Light...off Key West.
34 NM South of Looe Key...off Big Pine Key.
27 NM South of Sombrero Key Light...off Marathon.
13 NM Southeast of Alligator Reef Light...off Islamorada.
 9 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.



GMZ031-270230-
Florida Bay including Barnes Sound, Blackwater Sound, and
Buttonwood Sound-
421 PM EDT Wed Jun 26 2019

TONIGHT
Northeast winds 5 to 10 knots. Bay waters smooth to a
light chop. Scattered showers and isolated thunderstorms, mainly
before midnight.

THURSDAY
Northeast to east winds 5 to 10 knots. Bay waters
smooth to a light chop. Scattered showers and isolated
thunderstorms.

THURSDAY NIGHT
East winds near 10 knots, increasing to 10 to 15
knots. Bay waters a light chop, becoming a light to moderate chop.
Scattered showers and isolated thunderstorms.

FRIDAY
East winds 10 to 15 knots. Bay waters a light to
moderate chop. Scattered showers and thunderstorms.

FRIDAY NIGHT
East to southeast winds near 15 knots. Bay waters
a moderate chop. Scattered showers and thunderstorms.

SATURDAY
East to southeast winds 10 to 15 knots. Bay waters a
light to moderate chop. Scattered showers and thunderstorms.

SATURDAY NIGHT
East to southeast winds 10 to 15 knots. Bay
waters a light to moderate chop. Scattered showers and isolated
thunderstorms.

SUNDAY
East to southeast winds near 10 knots. Bay waters a
light chop. Scattered showers and isolated thunderstorms.

SUNDAY NIGHT
East to southeast winds near 5 knots. Bay waters
smooth. Scattered showers and isolated thunderstorms.

MONDAY
Variable winds near 5 knots. Bay waters smooth.
Scattered showers and isolated thunderstorms.

MONDAY NIGHT
Variable winds near 5 knots. Bay waters smooth.
Isolated showers and thunderstorms.



GMZ032-035-270230-
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-
421 PM EDT Wed Jun 26 2019

TONIGHT
North to northeast winds near 10 knots, becoming
northeast to east and decreasing to 5 to 10 knots. Seas around 1
foot, subsiding to 1 foot or less. Nearshore waters a light chop,
becoming smooth to a light chop. Winds and seas higher in and near
scattered showers and isolated thunderstorms, mainly before
midnight.

THURSDAY
East winds 5 to 10 knots. Seas 1 foot or less.
Nearshore waters smooth to a light chop. Scattered showers and
isolated thunderstorms.

THURSDAY NIGHT
East winds near 10 knots, increasing to 10 to 15
knots. Seas around 1 foot, building to 1 to 2 feet. Nearshore
waters a light chop, becoming a light to moderate chop. Scattered
showers and isolated thunderstorms.

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

FRIDAY NIGHT AND SATURDAY
East winds near 15 knots. Seas 1 to
3 feet. Nearshore waters a moderate chop. Scattered showers and
thunderstorms.

SATURDAY NIGHT
East to southeast winds 10 to 15 knots. Seas
1 to 2 feet. Nearshore waters a light to moderate chop. Scattered
showers and isolated thunderstorms.

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

SUNDAY NIGHT
East to southeast winds near 5 knots. Seas less
than 1 foot. Nearshore waters smooth. Isolated showers and
thunderstorms.

MONDAY
Variable winds near 5 knots. Seas less than 1 foot.
Nearshore waters smooth. Scattered showers and isolated
thunderstorms.

MONDAY NIGHT
North winds near 5 knots. Seas less than 1 foot.
Nearshore waters smooth. Isolated showers and thunderstorms.



GMZ042>044-270230-
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-
421 PM EDT Wed Jun 26 2019

TONIGHT
Northeast to east winds 5 to 10 knots. Seas around
1 foot. Nearshore waters smooth to a light chop. Winds and seas
higher in and near scattered showers and isolated thunderstorms,
mainly before midnight.

THURSDAY
Northeast to east winds 5 to 10 knots. Seas around
1 foot. Nearshore waters smooth to a light chop. Scattered
showers and isolated thunderstorms.

THURSDAY NIGHT
East winds near 10 knots, increasing to 10 to 15
knots. Seas 1 to 2 feet, building to 1 to 3 feet. Nearshore
waters a light chop, becoming a light to moderate chop. Scattered
showers and isolated thunderstorms.

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

FRIDAY NIGHT AND SATURDAY
East to southeast winds near 15
knots. Seas 2 to 3 feet. Nearshore waters a moderate chop.
Scattered showers and thunderstorms.

SATURDAY NIGHT
East to southeast winds 10 to 15 knots. Seas
1 to 3 feet. Nearshore waters a light to moderate chop. Scattered
showers and isolated thunderstorms.

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

SUNDAY NIGHT
East to southeast winds near 5 knots. Seas 1 foot
or less. Nearshore waters smooth. Isolated showers and
thunderstorms.

MONDAY
Variable winds near 5 knots. Seas 1 foot or less.
Nearshore waters smooth. Isolated showers and thunderstorms.

MONDAY NIGHT
North winds near 5 knots. Seas less than 1 foot.
Nearshore waters smooth. Isolated showers and thunderstorms.



GMZ052>055-072>075-270230-
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-
421 PM EDT Wed Jun 26 2019

TONIGHT
Northeast to east winds near 10 knots. Seas 1 to 3
feet. Scattered showers and isolated thunderstorms.

THURSDAY
Northeast to east winds near 10 knots. Seas 1 to
3 feet. Scattered showers and isolated thunderstorms.

THURSDAY NIGHT
East winds 10 to 15 knots. Seas 2 to 3 feet.
Scattered showers and isolated thunderstorms.

FRIDAY
East winds 10 to 15 knots. Seas 2 to 4 feet. Scattered
showers and thunderstorms.

FRIDAY NIGHT
East to southeast winds near 15 knots. Seas 3 to
5 feet. Scattered showers and thunderstorms.

SATURDAY
East to southeast winds near 15 knots. Seas 3 to 5
feet. Numerous showers and scattered thunderstorms.

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

SUNDAY
East to southeast winds 10 to 15 knots. Seas 2 to 3
feet. Scattered showers and isolated thunderstorms.

SUNDAY NIGHT
East to southeast winds decreasing to 5 to 10
knots. Seas subsiding to 1 to 2 feet. Isolated showers and
thunderstorms.

MONDAY
Variable winds near 5 knots. Seas around 1 foot.
Isolated showers and thunderstorms.

MONDAY NIGHT
Northeast winds near 5 knots. Seas around 1 foot.
Isolated showers and thunderstorms.



GMZ033-034-270230-
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-
421 PM EDT Wed Jun 26 2019

TONIGHT
North to northeast winds 10 to 15 knots, becoming
northeast to east and decreasing to 5 to 10 knots. Seas 1 to 3
feet, subsiding to 1 to 2 feet. Winds and seas higher in and
near scattered showers and isolated thunderstorms.

THURSDAY
Northeast to east winds 5 to 10 knots. Seas 1 to
2 feet. Scattered showers and isolated thunderstorms.

THURSDAY NIGHT
East winds near 10 knots. Seas around 2 feet.
Scattered showers and isolated thunderstorms.

FRIDAY
East winds 10 to 15 knots. Seas 2 to 3 feet. Scattered
showers and thunderstorms.

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

SATURDAY
East to southeast winds near 15 knots. Seas 2 to
4 feet. Numerous showers and scattered thunderstorms.

SATURDAY NIGHT
East to southeast winds 10 to 15 knots. Seas
1 to 3 feet. Scattered showers and isolated thunderstorms.

SUNDAY
East to southeast winds near 10 knots. Seas around 2
feet. Scattered showers and isolated thunderstorms.

SUNDAY NIGHT
East winds near 5 knots. Seas 1 foot or less.
Isolated showers and thunderstorms.

MONDAY
Variable winds near 5 knots. Seas 1 foot or less.
Isolated showers and thunderstorms.

MONDAY NIGHT
North winds 5 to 10 knots. Seas 1 foot or less.
Isolated showers and thunderstorms.



CLR