Coastal Waters Forecast
Issued by NWS

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FZUS52 KKEY 272002
CWFKEY

Coastal Waters Forecast for the Florida Keys
National Weather Service Key West FL
402 PM EDT Thu Jul 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
402 PM EDT Thu Jul 27 2017

.SYNOPSIS...The western end of the Atlantic high will stretch near
the Florida Peninsula heading into this weekend. This ridge will
retreat eastward this weekend.

The approximate shoreward edge of the Gulf Stream current, as of
July 27th, 2017,

15 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.
14 NM South of Looe Key...off Big Pine Key.
10 NM South of Sombrero Key Light...off Marathon.
 6 NM Southeast of Alligator Reef Light...off Islamorada.
 3 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.

$$

GMZ031-280230-
Florida Bay including Barnes Sound, Blackwater Sound, and
Buttonwood Sound-
402 PM EDT Thu Jul 27 2017

.TONIGHT...East winds 5 to 10 knots. Bay waters smooth to a light
chop. Scattered showers and isolated thunderstorms.
.FRIDAY AND FRIDAY NIGHT...Variable winds near 5 knots. Bay
waters mostly smooth. Scattered showers and isolated
thunderstorms.
.SATURDAY...Southwest winds 5 to 10 knots. Bay waters smooth to a
light chop. Scattered showers and isolated thunderstorms.
.SATURDAY NIGHT AND SUNDAY...Southwest to west winds 5 to 10
knots. Bay waters smooth to a light chop. Scattered showers and
isolated thunderstorms.
.SUNDAY NIGHT...West winds 5 to 10 knots. Bay waters smooth to a
light chop. Scattered showers and isolated thunderstorms.
.MONDAY...Southwest to west winds 5 to 10 knots. Bay waters
smooth to a light chop. Scattered showers and isolated
thunderstorms.
.MONDAY NIGHT AND TUESDAY...Southeast to south winds 5 to 10
knots. Bay waters smooth to a light chop. Scattered showers and
isolated thunderstorms.
.TUESDAY NIGHT...East to southeast winds 5 to 10 knots. Bay
waters smooth to 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-
402 PM EDT Thu Jul 27 2017

.TONIGHT...East winds 5 to 10 knots. Seas 1 foot or less.
Nearshore waters smooth to a light chop. Scattered showers and
isolated thunderstorms.
.FRIDAY AND FRIDAY NIGHT...Variable winds 5 to 10 knots becoming
south in the afternoon. Seas 1 foot or less. Nearshore waters
mostly smooth. Scattered showers and isolated thunderstorms.
.SATURDAY...Southeast to south winds 5 to 10 knots becoming west
in the afternoon. Seas 1 foot or less. Nearshore waters smooth to
a light chop. Scattered showers and isolated thunderstorms.
.SATURDAY NIGHT...Southwest to west winds 5 to 10 knots. Seas
1 foot or less. Nearshore waters smooth to a light chop.
Scattered showers and isolated thunderstorms.
.SUNDAY...Southwest to west winds near 10 knots. Seas 1 to 2
feet. Nearshore waters a light chop. Scattered showers and
isolated thunderstorms.
.SUNDAY NIGHT...Southwest to west winds 5 to 10 knots. Seas 1 to
2 feet. Nearshore waters smooth to a light chop. Scattered
showers and isolated thunderstorms.
.MONDAY...Southwest winds 5 to 10 knots. Seas 1 to 2 feet.
Nearshore waters smooth to a light chop. Scattered showers and
isolated thunderstorms.
.MONDAY NIGHT AND TUESDAY...South winds 5 to 10 knots. Seas 1 to
2 feet. Nearshore waters smooth to a light chop. Scattered showers
and isolated thunderstorms.
.TUESDAY 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>044-280230-
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-
402 PM EDT Thu Jul 27 2017

.TONIGHT...East winds 5 to 10 knots. Seas 1 to 2 feet. Nearshore
waters smooth to a light chop. Scattered showers and isolated
thunderstorms.
.FRIDAY...Southeast to south winds 5 to 10 knots. Seas 1 to
2 feet. Nearshore waters smooth to a light chop. Scattered
showers and isolated thunderstorms.
.FRIDAY NIGHT...Variable winds near 5 knots, becoming southeast 5
to 10 knots. Seas around 1 foot. Nearshore waters smooth to a
light chop. Scattered showers and isolated thunderstorms.
.SATURDAY...West winds 5 to 10 knots. Seas around 1 foot.
Nearshore waters smooth to a light chop. Scattered showers and
isolated thunderstorms.
.SATURDAY NIGHT...Southwest to west winds 5 to 10 knots. Seas
around 1 foot. Nearshore waters smooth to a light chop. Scattered
showers and isolated thunderstorms.
.SUNDAY...Southwest to west winds near 10 knots. Seas 1 to 2
feet. Nearshore waters a light chop. Scattered showers and
isolated thunderstorms.
.SUNDAY NIGHT AND MONDAY...Southwest to west winds 5 to 10 knots.
Seas 1 to 2 feet. Nearshore waters smooth to a light chop.
Scattered showers and isolated thunderstorms.
.MONDAY NIGHT AND TUESDAY...South winds 5 to 10 knots becoming
southeast to south late in the afternoon. Seas 1 to 2 feet.
Nearshore waters smooth to a light chop. Scattered showers and
isolated thunderstorms.
.TUESDAY 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>075-280230-
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-
402 PM EDT Thu Jul 27 2017

.TONIGHT...East to southeast winds near 10 knots. Seas 1 to 3
feet. Scattered showers and isolated thunderstorms.
.FRIDAY...Southeast to south winds 5 to 10 knots. Seas 1 to
2 feet. Scattered showers and isolated thunderstorms.
.FRIDAY NIGHT...Variable winds 5 to 10 knots, becoming southeast
near 10 knots. Seas 1 to 2 feet. Scattered showers and isolated
thunderstorms.
.SATURDAY...West winds 5 to 10 knots. Seas 1 to 2 feet. Scattered
showers and isolated thunderstorms.
.SATURDAY NIGHT...Southwest to west winds 5 to 10 knots. Seas
1 to 2 feet. Scattered showers and isolated thunderstorms.
.SUNDAY...Southwest to west winds near 10 knots. Seas 1 to 3
feet. Scattered showers and isolated thunderstorms.
.SUNDAY NIGHT AND MONDAY...Southwest winds 5 to 10 knots. Seas 1
to 2 feet. Scattered showers and isolated thunderstorms.
.MONDAY NIGHT AND TUESDAY...South winds 5 to 10 knots becoming
southeast late in the afternoon. Seas 1 to 2 feet. Scattered
showers and isolated thunderstorms.
.TUESDAY NIGHT...East to southeast winds 5 to 10 knots. Seas 1 to
2 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-
402 PM EDT Thu Jul 27 2017

.TONIGHT...East winds 5 to 10 knots. Seas 1 to 2 feet. Scattered
showers and isolated thunderstorms.
.FRIDAY THROUGH SATURDAY...Variable winds 5 to 10 knots. Seas
around 1 foot. Scattered showers and isolated thunderstorms.
.SATURDAY NIGHT...Southwest to west winds 5 to 10 knots. Seas
around 1 foot. Scattered showers and isolated thunderstorms.
.SUNDAY...Southwest to west winds near 10 knots. Seas 1 to 2
feet. Scattered showers and isolated thunderstorms.
.SUNDAY NIGHT...Southwest to west winds near 10 knots. Seas 1 to
2 feet. Scattered showers and isolated thunderstorms.
.MONDAY...Southwest winds near 10 knots. Seas 1 to 2 feet.
Scattered showers and isolated thunderstorms.
.MONDAY NIGHT...South to southwest winds 5 to 10 knots. Seas
around 1 foot. Scattered showers and isolated thunderstorms.
.TUESDAY...South winds 5 to 10 knots. Seas around 1 foot.
Scattered showers and isolated thunderstorms.
.TUESDAY NIGHT...East to southeast winds 5 to 10 knots. Seas
around 1 foot. Scattered showers and isolated thunderstorms.

$$


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