Coastal Waters Forecast
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
000
FZUS52 KKEY 220804
CWFKEY

Coastal Waters Forecast for the Florida Keys
National Weather Service Key West FL
404 AM EDT Fri Sep 22 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.

GMZ005-221430-
Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas
404 AM EDT Fri Sep 22 2017

.SYNOPSIS...Weak high pressure will persist for the next several
days.

The Approximate Shoreward Edge of the Gulf Stream as of
September 21, 2017,

 2 NM South of Dry Tortugas Light...on Loggerhead Key.
 5 NM South of Cosgrove Shoal Light...off the Marquesas Keys.
 4 NM South of Sand Key Light...off Key West.
 6 NM South of Looe Key...off Big Pine Key.
 1 NM South of Sombrero Key Light...off Marathon.
 2 NM Southeast of Alligator Reef Light...off Islamorada.
 1 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.

$$

GMZ031-221430-
Florida Bay including Barnes Sound, Blackwater Sound, and
Buttonwood Sound-
404 AM EDT Fri Sep 22 2017

.TODAY...Northeast to east winds near 10 knots. Bay waters a
light chop. Isolated showers and thunderstorms.
.TONIGHT THROUGH SATURDAY NIGHT...North to northeast winds near
10 knots. Bay waters a light chop. Scattered showers and isolated
thunderstorms.
.SUNDAY...Northeast to east winds 5 to 10 knots. Bay waters
smooth to a light chop. Scattered showers and isolated
thunderstorms.
.SUNDAY NIGHT...Northeast winds 5 to 10 knots. Bay waters smooth
to a light chop. Scattered showers and isolated thunderstorms.
.MONDAY...Northeast to east winds 5 to 10 knots. Bay waters
smooth to a light chop. Scattered showers and isolated
thunderstorms.
.MONDAY NIGHT AND TUESDAY...Variable winds 5 to 10 knots. Bay
waters smooth to a light chop. Scattered showers and isolated
thunderstorms.
.TUESDAY NIGHT...Northwest winds near 10 knots. Bay waters a
light chop. Scattered showers and isolated thunderstorms.

$$

GMZ032-035-221430-
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-
404 AM EDT Fri Sep 22 2017

.TODAY...Northeast winds near 10 knots. Seas around 1 foot.
Nearshore waters a light chop. Isolated showers and
thunderstorms.

.TONIGHT AND SATURDAY...Northeast winds 5 to 10 knots. Seas 1 to
2 feet. Nearshore waters smooth to a light chop. Scattered showers
and isolated thunderstorms.
.SATURDAY NIGHT AND SUNDAY...North to northeast winds 5 to 10
knots. Seas around 1 foot. Nearshore waters smooth to a light
chop. Scattered showers and isolated thunderstorms.
.SUNDAY NIGHT AND MONDAY...Northeast to east winds 5 to 10 knots.
Seas around 1 foot. Nearshore waters smooth to a light chop.
Scattered showers and isolated thunderstorms.
.MONDAY NIGHT AND TUESDAY...Northeast to east winds 5 to 10 knots.
Seas around 1 foot. Nearshore waters smooth to a light chop.
Scattered showers and isolated thunderstorms.
.TUESDAY NIGHT...Northwest to north winds near 10 knots. Seas
1 to 2 feet. Nearshore waters a light chop. Scattered showers and
isolated thunderstorms.

$$

GMZ042>044-221430-
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-
404 AM EDT Fri Sep 22 2017

.TODAY...Northeast winds near 10 knots. Seas around 1 foot.
Nearshore waters a light chop. Isolated showers and
thunderstorms.
.TONIGHT THROUGH SATURDAY NIGHT...Northeast winds near 10 knots.
Seas 1 TO 2 foot. Nearshore waters a light chop. Scattered
showers and isolated thunderstorms.
.SUNDAY...Northeast winds 5 to 10 knots. Seas around 1 foot.
Nearshore waters smooth to a light chop. Scattered showers and
isolated thunderstorms.
.SUNDAY NIGHT THROUGH TUESDAY NIGHT...East winds near 10 knots.
Seas 1 to 2 feet. Nearshore waters a light chop. Scattered
showers and isolated thunderstorms.

$$

GMZ052>055-072>075-221430-
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-
404 AM EDT Fri Sep 22 2017

.TODAY...Northeast winds 10 to 15 knots. Seas 2 to 4 feet, except
offshore Ocean Reef to Craig key, seas 3 to 5 feet due to north-
northeast swells. Isolated showers and thunderstorms.
.TONIGHT AND SATURDAY...Northeast winds 10 to 15 knots. Seas 3 to
5 feet due to a northeast swell. Scattered showers and isolated
thunderstorms.
.SATURDAY NIGHT AND SUNDAY...North to northeast winds near 10
knots. Seas 3 to 5 feet. Scattered showers and isolated
thunderstorms.
.SUNDAY NIGHT THROUGH TUESDAY NIGHT...East winds 10 to 15 knots.
Seas 3 to 5 feet. Scattered showers and isolated thunderstorms.

$$

GMZ033-034-221430-
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-
404 AM EDT Fri Sep 22 2017

.TODAY...Northeast winds near 10 knots. Seas 1 to 3 feet.
Isolated showers and thunderstorms.
.TONIGHT AND SATURDAY...Northeast to east winds near 10 knots.
Seas 1 to 3 feet. Scattered showers and isolated thunderstorms.
.SATURDAY NIGHT AND SUNDAY...Northeast winds 5 to 10 knots. Seas
1 TO 2 feet. Scattered showers and isolated thunderstorms.
.SUNDAY NIGHT THROUGH TUESDAY NIGHT...East winds near 10 knots.
Seas 1 to 3 feet. Scattered showers and isolated thunderstorms.

$$

BWC



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.