249
FZUS52 KKEY 021430
CWFKEY

Coastal Waters Forecast for the Florida Keys
National Weather Service Key West FL
1030 AM EDT Wed Jul 2 2025

Florida Bay, Hawk Channel and Straits of Florida from Ocean Reef
to south of Dry Tortugas, and the extreme southeastern Gulf of
America, 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.

Wave Detail will include details about the period and direction
of origin for the highest energy waves. Long-period swells coming
from a different direction than the wind would be included in the
Wave Detail.

GMZ005-030230-
Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas
1030 AM EDT Wed Jul 2 2025

.SYNOPSIS...Broad low-level ridging will continue to rebuild over
the North Atlantic and support gentle to occasionally moderate
east to southeasterly breezes across Florida Keys coastal waters,
veering to the southeast to south and modestly slackening
throughout the week. Rain chances will briefly taper back mid-
week, before increasing again late this week due to a new weather
disturbance sliding into the Southeast United States.

The Approximate Shoreward Edge of the Gulf Stream as of June 29...

14 NM Southwest of Dry Tortugas Light...on Loggerhead Key.
15 NM South of Cosgrove Shoal Light...off the Marquesas Keys.
18 NM South of Sand Key Light...off Key West.
26 NM South of Looe Key...off Big Pine Key.
31 NM South of Sombrero Key Light...off Marathon.
18 NM Southeast of Alligator Reef Light...off Islamorada.
 9 NM Southeast of Molasses Reef Light...off Key Largo.
 3 NM East of Carysfort Reef Light...off Ocean Reef.

Gulf Stream Information Courtesy of the National Weather Service in
Key West based on products from NASA SPoRT.

$$

GMZ031-030230-
Florida Bay including Barnes Sound, Blackwater Sound, and
Buttonwood Sound-
1030 AM EDT Wed Jul 2 2025

.THIS AFTERNOON...South winds near 10 knots. Bay waters a light
chop. Isolated showers and isolated thunderstorms.
.TONIGHT...Southeast to south winds 5 to 10 knots, increasing to
near 10 knots. Bay waters smooth to a light chop, becoming a light
chop. Isolated showers and thunderstorms.
.THURSDAY...Southeast to south winds near 10 knots, becoming south
to southwest in the afternoon. Bay waters a light chop. Scattered
showers and isolated thunderstorms.
.THURSDAY NIGHT...South to southwest winds 5 to 10 knots. Bay
waters smooth to a light chop. Isolated showers and
thunderstorms.
.FRIDAY...Southwest to west winds 5 to 10 knots. Bay waters
smooth to a light chop. Scattered showers and thunderstorms.
.FRIDAY NIGHT...Southwest winds near 10 knots. Bay waters a light
chop. Scattered showers and thunderstorms.
.SATURDAY...South to southwest winds near 10 knots. Bay waters
a light chop. Numerous showers and scattered thunderstorms.
.SATURDAY NIGHT...South to southwest winds near 10 knots. Bay
waters a light chop. Scattered showers and isolated
thunderstorms.
.SUNDAY...South to southwest winds near 10 knots. Bay waters a
light chop. Scattered showers and isolated thunderstorms.
.SUNDAY NIGHT...Southeast to south winds 5 to 10 knots. Bay
waters smooth to a light chop. Scattered showers and isolated
thunderstorms.

$$

GMZ032-035-030230-
Bayside and Gulfside from Craig Key to west end of Seven Mile
Bridge-
Gulf of America from west end of Seven Mile Bridge to Halfmoon
Shoal out to 5 Fathoms-
1030 AM EDT Wed Jul 2 2025

.THIS AFTERNOON...South winds 10 to 15 knots, decreasing to near
10 knots. Seas around 1 foot. Nearshore waters a light to moderate
chop, becoming a light chop. Isolated showers and thunderstorms.
.TONIGHT...Southeast to south winds 5 to 10 knots, increasing to
near 10 knots. Seas 1 foot or less. Nearshore waters smooth to a
light chop, becoming a light chop. Isolated showers and
thunderstorms.
.THURSDAY...South to southwest winds near 10 knots. Seas around 1
foot. Nearshore waters a light chop. Isolated showers and
thunderstorms.
.THURSDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 foot or
less. Nearshore waters smooth to a light chop. Scattered showers
and isolated thunderstorms.
.FRIDAY...Southwest to west winds 5 to 10 knots. Seas 1 foot or
less. Nearshore waters smooth to a light chop. Scattered showers
and thunderstorms.
.FRIDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 foot or
less. Nearshore waters a light chop. Scattered showers and
thunderstorms.
.SATURDAY...South to southwest winds near 10 knots. Seas around 1
foot. Nearshore waters a light chop. Scattered showers and
thunderstorms.
.SATURDAY NIGHT AND SUNDAY...South to southwest winds near 10
knots. Seas around 1 foot. Nearshore waters a light chop.
Scattered showers and isolated thunderstorms.
.SUNDAY NIGHT...Southeast to south winds 5 to 10 knots. Seas 1
foot or less. Nearshore waters smooth to a light chop. Scattered
showers and isolated thunderstorms.

$$

GMZ042>044-030230-
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-
1030 AM EDT Wed Jul 2 2025

.THIS AFTERNOON...South winds near 10 knots, decreasing to 5 to
10 knots. Seas 1 to 2 feet. Nearshore waters a light chop,
becoming smooth to a light chop. Isolated showers and
thunderstorms.
.TONIGHT...Southeast to south winds 5 to 10 knots, increasing to
near 10 knots. Seas around 1 foot. Nearshore waters smooth to a
light chop, becoming a light chop. Isolated showers and
thunderstorms.
.THURSDAY...South to southwest winds near 10 knots. Seas 1 to 2
feet. Nearshore waters a light chop. Isolated showers and
thunderstorms.
.THURSDAY NIGHT...Southwest winds 5 to 10 knots. Seas around
1 foot. Nearshore waters smooth to a light chop. Isolated showers
and thunderstorms.
.FRIDAY...Southwest to west winds 5 to 10 knots. Seas around
1 foot. Nearshore waters smooth to a light chop. Scattered
showers and thunderstorms.
.FRIDAY NIGHT...Southwest winds near 10 knots. Seas 1 to 2 feet.
Nearshore waters a light chop. Scattered showers and
thunderstorms.
.SATURDAY...South to southwest winds near 10 knots. Seas 1 to 2
feet. Nearshore waters a light chop. Scattered showers and
thunderstorms.
.SATURDAY NIGHT...South to southwest winds near 10 knots. Seas
1 to 2 feet. Nearshore waters a light chop. Scattered showers and
isolated thunderstorms.
.SUNDAY...South winds near 10 knots. Seas 1 to 2 feet. Nearshore
waters a light chop. Scattered showers and isolated thunderstorms.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots. Seas around 1
foot. Nearshore waters smooth to a light chop. Scattered showers
and isolated thunderstorms.

$$

GMZ052>055-072>075-030230-
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-
1030 AM EDT Wed Jul 2 2025

.THIS AFTERNOON...Southeast to south winds near 10 knots,
decreasing to 5 to 10 knots. Seas 1 to 2 feet. Wave Detail:
Southeast 2 feet at 4 seconds. Isolated showers and thunderstorms.
.TONIGHT...East to southeast winds 5 to 10 knots, increasing to
near 10 knots. Seas 1 to 2 feet. Wave Detail: East to southeast 2
feet at 4 seconds. Isolated showers and thunderstorms.
.THURSDAY...Southeast to south winds near 10 knots, becoming
variable 5 to 10 knots in the afternoon. Seas subsiding to around
1 foot. Wave Detail: Southeast 2 feet at 4 seconds. Isolated
showers and thunderstorms.
.THURSDAY NIGHT...Variable winds 5 to 10 knots, becoming
southeast to south. Seas around 1 foot. Isolated showers and
thunderstorms.
and decreasing to near 10 knots
.FRIDAY...Southwest winds 5 to 10 knots, becoming west in the
afternoon. Seas around 1 foot. Scattered showers and
thunderstorms.
.FRIDAY NIGHT...West to northwest winds 5 to 10 knots, becoming
south to southwest near 10 knots. Seas around 1 foot. Scattered
showers and thunderstorms.
.SATURDAY...South to southwest winds near 10 knots. Seas 1 to 2
feet. Scattered showers and thunderstorms.
.SATURDAY NIGHT...South to southwest winds near 10 knots. Seas
1 to 2 feet. Scattered showers and isolated thunderstorms.
.SUNDAY...Southeast to south winds near 10 knots, decreasing to
5 to 10 knots. Seas 1 to 2 feet. Scattered showers and isolated
thunderstorms.
.SUNDAY NIGHT...East to southeast winds 5 to 10 knots. Seas
around 1 foot. Scattered showers and isolated thunderstorms.

$$

GMZ033-034-030230-
Gulf of America from East Cape Sable to Chokoloskee 20 to 60 NM
out and beyond 5 fathoms-
Gulf of America including Dry Tortugas and Rebecca Shoal Channel-
1030 AM EDT Wed Jul 2 2025

.THIS AFTERNOON...South winds near 10 knots, becoming southwest.
Seas 1 to 2 feet, subsiding to around 1 foot. Wave Detail:
Southeast to south 1 foot at 3 seconds and west 1 foot at 4
seconds. Isolated showers and thunderstorms.
.TONIGHT...Southwest to west winds near 5 knots, becoming
southeast to south 5 to 10 knots after midnight. Seas around 1
foot. Wave Detail: South 1 foot at 3 seconds and west to
northwest 1 foot at 5 seconds. Scattered showers and isolated
thunderstorms.
.THURSDAY...South to southwest winds near 10 knots, becoming
southwest to west in the afternoon. Seas building to 1 to 2 feet.
Wave Detail: South 1 foot at 3 seconds and northwest 1 foot at 5
seconds. Scattered showers and isolated thunderstorms.
.THURSDAY NIGHT...Southwest to west winds 5 to 10 knots. Seas
subsiding to around 1 foot. Scattered showers and isolated
thunderstorms.
.FRIDAY...Southwest to west winds near 10 knots. Seas 1 to 2
feet. Scattered showers and thunderstorms.
.FRIDAY NIGHT...Southwest winds near 10 knots. Seas 1 to 2 feet.
Numerous showers and scattered thunderstorms.
.SATURDAY...Southwest winds 5 to 10 knots. Seas subsiding to
around 1 foot. Scattered showers and thunderstorms.
.SATURDAY NIGHT...South to southwest winds near 10 knots. Seas
1 to 2 feet. Scattered showers and isolated thunderstorms.
.SUNDAY...South to southwest winds near 10 knots. Seas 1 to 2
feet. Scattered showers and isolated thunderstorms.
.SUNDAY NIGHT...Southeast to south winds 5 to 10 knots. Seas
around 1 foot. Scattered showers and isolated thunderstorms.

$$