Coastal Waters Forecast
Issued by NWS

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FZUS52 KKEY 272037
CWFKEY

Coastal Waters Forecast for the Florida Keys
National Weather Service Key West FL
437 PM EDT Tue Jun 27 2017

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.

GMZ005-280230-
Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas
437 PM EDT Tue Jun 27 2017

.SYNOPSIS...A weak surface ridge will extend into Bahamas
through tomorrow. A high pressure will exit the eastern United
States tomorrow afternoon, resulting in freshening breezes from
the east to southeast.

The Approximate Shoreward Edge of the Gulf Stream as of
June 27, 2017...

60 NM South of Dry Tortugas Light, on Loggerhead Key.
38 NM South of Cosgrove Shoal Light, off the Marquesas Keys.
30 NM South of Sand Key Light, off Key West.
22 NM South of Looe Key, off Big Pine Key.
20 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.
 8 NM East of Carysfort Reef Light, off Ocean Reef.

Gulf Stream Information Courtesy of the Naval Oceanographic
Office.

$$

GMZ031-280230-
Florida Bay including Barnes Sound, Blackwater Sound, and
Buttonwood Sound-
437 PM EDT Tue Jun 27 2017

.TONIGHT...Variable winds near 5 knots, becoming southeast late.
Bay waters smooth. Isolated showers and thunderstorms.
.WEDNESDAY...Southeast winds 5 to 10 knots. Bay waters smooth to
a light chop. Scattered showers and isolated thunderstorms.
.WEDNESDAY NIGHT...East winds 5 to 10 knots. Bay waters smooth to
a light chop. Scattered showers and isolated thunderstorms.
.THURSDAY...Southeast winds 5 to 10 knots. Bay waters smooth to a
light chop. Scattered showers and isolated thunderstorms.
.THURSDAY NIGHT AND FRIDAY...East to southeast winds 10 to 15
knots. Bay waters a light to moderate chop. Scattered showers and
isolated thunderstorms.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...East to southeast winds 10
to 15 knots. Bay waters a light to moderate chop. Isolated
showers and thunderstorms.
.SUNDAY AND SUNDAY NIGHT...East winds near 10 knots. Bay waters a
light chop. Scattered showers and isolated thunderstorms.

$$

GMZ032-035-280230-
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-
437 PM EDT Tue Jun 27 2017

.TONIGHT...Variable winds near 5 knots, becoming east to southeast
late. Seas less than 1 foot. Nearshore waters smooth. Isolated
showers and thunderstorms.
.WEDNESDAY...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.
.WEDNESDAY NIGHT...East winds 5 to 10 knots. Seas 1 foot or less.
Nearshore waters smooth to a light chop. Scattered showers and
isolated thunderstorms.
.THURSDAY...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.
.THURSDAY NIGHT AND FRIDAY...East to southeast winds near 10
knots. Seas around 1 foot. Nearshore waters a light chop.
Scattered showers and isolated thunderstorms.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...East winds 10 to 15 knots.
Seas 1 to 2 feet. Nearshore waters a light to moderate chop.
Isolated showers and thunderstorms.
.SUNDAY AND SUNDAY NIGHT...East winds 10 to 15 knots. Seas 1 to 2
feet. Nearshore waters a light to moderate chop. Scattered
showers and isolated thunderstorms.

$$

GMZ042>044-280230-
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-
437 PM EDT Tue Jun 27 2017

.TONIGHT...Variable winds near 5 knots, becoming east to southeast
late. Seas 1 foot or less. Nearshore waters smooth. Isolated
showers and thunderstorms.
.WEDNESDAY THROUGH THURSDAY...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 to southeast winds 10 to 15 knots. Seas
1 to 3 feet. Nearshore waters 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 isolated
thunderstorms.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...East to southeast winds 10
to 15 knots. Seas 1 to 3 feet. Nearshore waters a light to
moderate chop. Isolated showers and thunderstorms.
.SUNDAY AND SUNDAY NIGHT...East winds 10 to 15 knots. Seas 1 to 3
feet. Nearshore waters a light to moderate chop. Scattered showers
and isolated thunderstorms.

$$

GMZ052>055-072>075-280230-
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-
437 PM EDT Tue Jun 27 2017

.TONIGHT...Northeast to east winds 5 to 10 knots. Seas 1 to 2
feet. Isolated showers and thunderstorms.
.WEDNESDAY...Northeast to east winds 5 to 10 knots. Seas 1 to
2 feet. Scattered showers and isolated thunderstorms.
.WEDNESDAY NIGHT...East to southeast winds 10 to 15 knots,
decreasing to near 10 knots. Seas 1 to 2 feet. Scattered showers
and isolated thunderstorms.
.THURSDAY...East winds 5 to 10 knots. Seas 1 to 2 feet. Scattered
showers and isolated thunderstorms.
.THURSDAY NIGHT...East to southeast winds increasing to near 15
knots. Seas building to 3 to 5 feet. Scattered showers and
isolated thunderstorms.
.FRIDAY...East winds 10 to 15 knots. Seas 2 to 4 feet. Scattered
showers and isolated thunderstorms.
.FRIDAY NIGHT...East to southeast winds increasing to 15 to 20
knots. Seas building to 4 to 6 feet. Isolated showers and
thunderstorms.
.SATURDAY...East winds near 15 knots. Seas 3 to 5 feet. Isolated
showers and thunderstorms.
.SATURDAY NIGHT...East winds 15 to 20 knots. Seas 4 to 6 feet.
Isolated showers and thunderstorms.
.SUNDAY...East winds decreasing to 10 to 15 knots. Seas subsiding
to 2 to 4 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.

$$

GMZ033-034-280230-
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-
437 PM EDT Tue Jun 27 2017

.TONIGHT...Variable winds near 5 knots, becoming east to southeast
late. Seas 1 foot or less. Isolated showers and thunderstorms.
.WEDNESDAY...Northeast to east winds 5 to 10 knots. Seas 1 foot
or less. Scattered showers and isolated thunderstorms.
.WEDNESDAY NIGHT AND THURSDAY...East to southeast winds 5 to 10
knots. Seas 1 foot or less. Scattered showers and isolated
thunderstorms.
.THURSDAY NIGHT...East to southeast winds near 10 knots. Seas 1
to 2 feet. Scattered showers and isolated thunderstorms.
.FRIDAY...East to southeast winds 10 to 15 knots. Seas 1 to 3
feet. Scattered showers and isolated thunderstorms.
.FRIDAY NIGHT...East to southeast winds near 15 knots. Seas 2 to
4 feet. Isolated showers and thunderstorms.
.SATURDAY...East to southeast winds 10 to 15 knots. Seas 1 to 3
feet. Isolated showers and thunderstorms.
.SATURDAY NIGHT...East to southeast winds near 15 knots. Seas 2
to 4 feet. Isolated showers and thunderstorms.
.SUNDAY...East to southeast winds 10 to 15 knots. Seas 1 to 3
feet. Scattered showers and isolated thunderstorms.
.SUNDAY NIGHT...East winds 10 to 15 knots. Seas 1 to 3 feet.
Scattered showers and isolated thunderstorms.

$$

KN


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