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000
FZUS52 KKEY 111420
CWFKEY

Coastal Waters Forecast for the Florida Keys
National Weather Service Key West FL
1020 AM EDT Mon Oct 11 2021

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.

GMZ005-112030-
Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas
1020 AM EDT Mon Oct 11 2021

.SYNOPSIS...Light to gentle breezes will prevail through Tuesday,
followed by freshening breezes Wednesday and Wednesday night as
high pressure builds back into the southeastern United States.

The Approximate Shoreward Edge of the Gulf Stream as of
October 09...

49 NM South of Dry Tortugas Light...on Loggerhead Key.
32 NM South of Cosgrove Shoal Light...off the Marquesas Keys.
17 NM South of Sand Key Light...off Key West.
15 NM South of Looe Key...off Big Pine Key.
16 NM South of Sombrero Key Light...off Marathon.
28 NM Southeast of Alligator Reef Light...off Islamorada.
21 NM Southeast of Molasses Reef Light...off Key Largo.
10 NM East of Carysfort Reef Light...off Ocean Reef.

Gulf Stream Information Courtesy of the Naval Oceanographic Office.

$$

GMZ031-112030-
Florida Bay including Barnes Sound, Blackwater Sound, and
Buttonwood Sound-
1020 AM EDT Mon Oct 11 2021

.THIS AFTERNOON...Variable winds near 5 knots, becoming southeast
to south. Bay waters smooth. Scattered showers and isolated
thunderstorms.
.TONIGHT...Southeast to south winds near 5 knots. Bay waters
smooth. Scattered showers and isolated thunderstorms.
.TUESDAY...East to southeast winds near 5 knots. Bay waters
smooth. Scattered showers and isolated thunderstorms.
.TUESDAY NIGHT...East winds 5 to 10 knots. Bay waters smooth to a
light chop. Scattered showers and isolated thunderstorms.
.WEDNESDAY...Northeast to east winds 5 to 10 knots. Bay waters
smooth to a light chop. Scattered showers and isolated
thunderstorms.
.WEDNESDAY NIGHT...Northeast to east winds near 10 knots. Bay
waters a light chop. Scattered showers and isolated
thunderstorms.
.THURSDAY AND THURSDAY NIGHT...Northeast to east winds 10 to 15
knots. Bay waters a light to moderate chop. Scattered showers and
isolated thunderstorms.
.FRIDAY AND FRIDAY NIGHT...Northeast to east winds near 10 knots.
Bay waters a light chop. Scattered showers and isolated
thunderstorms.

$$

GMZ032-035-112030-
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-
1020 AM EDT Mon Oct 11 2021

.THIS AFTERNOON...East to southeast winds near 5 knots, becoming
southeast to south. Seas 1 foot or less. Nearshore waters smooth.
Scattered showers and isolated thunderstorms.
.TONIGHT...East to southeast near 5 knots. Seas 1 foot or less.
Nearshore waters smooth. Isolated showers and thunderstorms.
.TUESDAY...East winds near 5 knots. Seas 1 foot or less.
Nearshore waters smooth. Scattered showers and isolated
thunderstorms.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas 1 foot or less.
Nearshore waters smooth to a light chop. Scattered showers and
isolated thunderstorms.
.WEDNESDAY...East winds near 10 knots. Seas around 1 foot.
Nearshore waters a light chop. Scattered showers and isolated
thunderstorms.
.WEDNESDAY NIGHT...Northeast to east winds near 10 knots. Seas
around 1 foot. Nearshore waters a light chop. Scattered showers
and isolated thunderstorms.
.THURSDAY AND THURSDAY NIGHT...Northeast to east winds 10 to 15
knots. Seas 1 to 2 feet. Nearshore waters 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 isolated
thunderstorms.
.FRIDAY NIGHT...East winds near 10 knots. Seas 1 to 2 feet.
Nearshore waters a light chop. Scattered showers and isolated
thunderstorms.

$$

GMZ042>044-112030-
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-
1020 AM EDT Mon Oct 11 2021

.THIS AFTERNOON...Southeast to south winds near 5 knots. Seas
around 1 foot. Nearshore waters smooth. Scattered showers and
isolated thunderstorms.
.TONIGHT...East to southeast winds near 5 knots. Seas around
1 foot. Nearshore waters smooth. Isolated showers and
thunderstorms.
.TUESDAY...East winds near 5 knots. Seas around 1 foot. Nearshore
waters smooth. Scattered showers and isolated thunderstorms.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas around 1 foot.
Nearshore waters smooth to a light chop. Scattered showers and
isolated thunderstorms.
.WEDNESDAY...East winds near 10 knots. Seas 1 to 2 feet.
Nearshore waters a light chop. Scattered showers and isolated
thunderstorms.
.WEDNESDAY NIGHT THROUGH FRIDAY...Northeast to east winds 10 to
15 knots. Seas 1 to 3 feet. Nearshore waters a light to moderate
chop. Scattered showers and isolated thunderstorms.
.FRIDAY NIGHT...East winds near 10 knots. Seas 1 to 2 feet.
Nearshore waters a light chop. Scattered showers and isolated
thunderstorms.

$$

GMZ052>055-072>075-112030-
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-
1020 AM EDT Mon Oct 11 2021

.THIS AFTERNOON...Mainly south winds near 5 knots. Seas around 1
foot. Scattered showers and isolated thunderstorms.
.TONIGHT...East to southeast winds 5 to 10 knots. Seas around
1 foot. Scattered showers and isolated thunderstorms.
.TUESDAY...East winds 5 to 10 knots. Seas 1 to 2 feet. Scattered
showers and isolated thunderstorms.
.TUESDAY NIGHT...East winds increasing to near 10 knots. Seas
building to 1 to 3 feet. Scattered showers and isolated
thunderstorms.
.WEDNESDAY...Northeast to east winds near 10 knots. Seas 1 to 3
feet. Scattered showers and isolated thunderstorms.
.WEDNESDAY NIGHT...Northeast to east winds 10 to 15 knots. Seas
2 to 4 feet. Scattered showers and isolated thunderstorms.
.THURSDAY AND THURSDAY NIGHT...Northeast to east winds 10 to 15
knots. Seas 2 to 4 feet. Scattered showers and isolated
thunderstorms.
.FRIDAY AND FRIDAY NIGHT...East winds near 10 knots. Seas 1 to 3
feet. Scattered showers and isolated thunderstorms.

$$

GMZ033-034-112030-
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-
1020 AM EDT Mon Oct 11 2021

.THIS AFTERNOON...Variable winds near 5 knots. Seas around 1
foot. Isolated showers and thunderstorms.
.TONIGHT...Northeast to east winds near 5 knots. Seas around 1
foot. Isolated showers and thunderstorms.
.TUESDAY...East winds near 5 knots. Seas 1 to 2 feet. Isolated
showers and thunderstorms.
.TUESDAY NIGHT...Northeast to east winds 5 to 10 knots. Seas
1 foot or less. Scattered showers and isolated thunderstorms.
.WEDNESDAY...East winds 5 to 10 knots. Seas 1 to 2 feet. Isolated
showers and thunderstorms.
.WEDNESDAY NIGHT...Northeast to east winds near 10 knots. Seas
1 to 2 feet. Isolated showers and thunderstorms.
.THURSDAY...Northeast to east winds 10 to 15 knots. Seas 1 to
2 feet. Isolated showers and thunderstorms.
.THURSDAY NIGHT AND FRIDAY...Northeast to east winds 10 to 15
knots. Seas 1 to 3 feet. Scattered showers and isolated
thunderstorms.
.FRIDAY NIGHT...East winds near 10 knots. Seas 1 to 2 feet.
Scattered showers and isolated thunderstorms.

$$

TW