HomeForecastsFlorida ForecastsYacht Harbor, FL - Cowpens Anchorage, Plantation Key Coastal Forecast

Yacht Harbor, FL - Cowpens Anchorage, Plantation Key Coastal Forecast

FZUS52 KKEY 101431
CWFKEY

Coastal Waters Forecast for the Florida Keys
National Weather Service Key West FL
1031 AM EDT Tue Jun 10 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.

GMZ005-110245-
Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas
1031 AM EDT Tue Jun 10 2025

.SYNOPSIS...A broad high pressure moving into the central North
Atlantic will support gentle to moderate east to southeast
breezes, with the potential for moderate to fresh breezes towards
late week. A surge in moisture is expected by Wednesday,
promoting higher rain and thunder chances through the remainder of
the work week.

The Approximate Shoreward Edge of the Gulf Stream as of June 06...

19 NM Southwest of Dry Tortugas Light...on Loggerhead Key.
25 NM South of Cosgrove Shoal Light...off the Marquesas Keys.
40 NM South of Sand Key Light...off Key West.
25 NM Southeast of Looe Key...off Big Pine Key.
16 NM Southeast of Sombrero Key Light...off Marathon.
5 NM Southeast of Alligator Reef Light...off Islamorada.
3 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.

$$

GMZ031-110245-
Florida Bay including Barnes Sound, Blackwater Sound, and
Buttonwood Sound-
1031 AM EDT Tue Jun 10 2025

.THIS AFTERNOON...Southeast winds 10 to 15 knots. Bay waters a
light to moderate chop. Numerous showers and isolated
thunderstorms.
.TONIGHT...East to southeast winds 10 to 15 knots, increasing to
near 15 knots. Bay waters a light to moderate chop, becoming a
moderate chop. Scattered showers and isolated thunderstorms.
.WEDNESDAY...Southeast winds 10 to 15 knots. Bay waters a light
to moderate chop. Numerous showers and scattered thunderstorms.
.WEDNESDAY NIGHT...East to southeast winds near 15 knots. Bay
waters a moderate chop. Numerous showers and scattered
thunderstorms.
.THURSDAY...East to southeast winds 10 to 15 knots. Bay waters a
light to moderate chop. Numerous showers and scattered
thunderstorms.
.THURSDAY NIGHT...East to southeast winds near 15 knots. Bay
waters a moderate chop. Scattered showers and isolated
thunderstorms.
.FRIDAY...East to southeast winds near 15 knots. Bay waters a
moderate chop. Scattered showers and isolated thunderstorms.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...East to southeast winds
near 15 knots. Bay waters a moderate chop. Isolated showers and
thunderstorms.

$$

GMZ032-035-110245-
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-
1031 AM EDT Tue Jun 10 2025

.THIS AFTERNOON...East to southeast winds 10 to 15 knots. Seas
around 1 foot. Nearshore waters a light to moderate chop.
Scattered showers and isolated thunderstorms.
.TONIGHT...East to southeast winds 10 to 15 knots, increasing to
near 15 knots. Seas 1 to 2 feet. Nearshore waters a light to
moderate chop, becoming a moderate chop. Scattered showers and
isolated thunderstorms.
.WEDNESDAY...Southeast winds 10 to 15 knots. Seas 1 to 2 feet.
Nearshore waters a light to moderate chop. Numerous showers and
scattered thunderstorms.
.WEDNESDAY NIGHT...East to southeast winds increasing to near 15
knots. Seas 1 to 2 feet. Nearshore waters becoming a moderate
chop. Numerous showers and scattered thunderstorms.
.THURSDAY...East to southeast winds near 15 knots. Seas 1 to
2 feet. Nearshore waters a moderate chop. Numerous showers and
scattered thunderstorms.
.THURSDAY NIGHT...East to southeast winds 15 to 20 knots. Seas
1 to 2 feet, except 2 to 3 feet west of the Marquesas Keys.
Nearshore waters choppy. Scattered showers and isolated
thunderstorms.
.FRIDAY...East to southeast winds near 15 knots. Seas 1 to
2 feet, except around 3 feet west of the Marquesas Keys.
Nearshore waters a moderate chop. Scattered showers and isolated
thunderstorms.
.FRIDAY NIGHT...East to southeast winds 15 to 20 knots. Seas 1 to
2 feet, except 3 to 4 feet, occasionally to 5 feet west of the
Marquesas Keys. Nearshore waters choppy. Isolated showers and
thunderstorms.
.SATURDAY...East to southeast winds near 15 knots. Seas 1 to
2 feet, except 2 to 4 feet, occasionally to 5 feet west of the
Marquesas Keys. Nearshore waters a moderate chop. Isolated
showers and thunderstorms.
.SATURDAY NIGHT...East to southeast winds 15 to 20 knots. Seas 1
to 2 feet, except 3 to 4 feet, occasionally to 5 feet west of the
Marquesas Keys. Nearshore waters choppy. Isolated showers and
thunderstorms.

$$

GMZ042>044-110245-
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-
1031 AM EDT Tue Jun 10 2025

.THIS AFTERNOON...East to southeast winds 10 to 15 knots. Seas 2
to 3 feet. Nearshore waters a light to moderate chop. Scattered
showers and isolated thunderstorms.
.TONIGHT...East to southeast winds 10 to 15 knots, increasing to near
15 knots. Seas 2 to 3 feet. Nearshore waters a light to moderate
chop, becoming a moderate chop. Scattered showers and isolated
thunderstorms.
.WEDNESDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet.
Nearshore waters a light to moderate chop. Scattered showers and
isolated thunderstorms.
.WEDNESDAY NIGHT...East to southeast winds increasing to near 15
knots. Seas 2 to 3 feet. Nearshore waters becoming a moderate
chop. Numerous showers and scattered thunderstorms.
.THURSDAY...East to southeast winds near 15 knots. Seas 2 to
3 feet. Nearshore waters a moderate chop. Numerous showers and
scattered thunderstorms.
.THURSDAY NIGHT...East to southeast winds 15 to 20 knots. Seas
2 to 4 feet, occasionally to 5 feet. Nearshore waters choppy.
Scattered showers and isolated thunderstorms.
.FRIDAY...East to southeast winds near 15 knots. Seas 2 to
3 feet. Nearshore waters a moderate chop. Scattered showers and
isolated thunderstorms.
.FRIDAY NIGHT...East to southeast winds 15 to 20 knots. Seas 3 to
4 feet, occasionally to 5 feet. Nearshore waters choppy.
Scattered showers and isolated thunderstorms.
.SATURDAY...East to southeast winds near 15 knots. Seas 2 to
4 feet, occasionally to 5 feet. Nearshore waters a moderate chop.
Isolated showers and thunderstorms.
.SATURDAY NIGHT...East to southeast winds 15 to 20 knots. Seas
3 to 4 feet, occasionally to 5 feet. Nearshore waters choppy.
Isolated showers and thunderstorms.

$$

GMZ052>055-072>075-110245-
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-
1031 AM EDT Tue Jun 10 2025

.THIS AFTERNOON...East to southeast winds 10 to 15 knots. Seas 2
to 3 feet. Wave Detail: East to southeast 3 feet at 5 seconds.
Scattered to numerous showers and isolated thunderstorms.
.TONIGHT...East to southeast winds 10 to 15 knots, increasing to
near 15 knots. Seas 2 to 3 feet, building to 3 to 4 feet,
occasionally to 5 feet. Wave Detail: East to southeast 3 feet at 5
seconds. Scattered showers and isolated thunderstorms.
.WEDNESDAY...Southeast winds 10 to 15 knots, becoming east to
southeast. Seas 2 to 3 feet. Wave Detail: East to southeast 3
feet at 5 seconds. Scattered showers and isolated thunderstorms.
.WEDNESDAY NIGHT...East to southeast winds increasing to near 15
knots. Seas building to 3 to 4 feet, occasionally to 5 feet.
Numerous showers and scattered thunderstorms.
.THURSDAY...East to southeast winds near 15 knots. Seas 3 to 4
feet, occasionally to 5 feet. Numerous showers and scattered
thunderstorms.
.THURSDAY NIGHT...East to southeast winds 15 to 20 knots. Seas
3 to 5 feet, occasionally to 6 feet. Scattered showers and
isolated thunderstorms.
.FRIDAY...East to southeast winds near 15 knots. Seas 3 to
4 feet, occasionally to 5 feet. Scattered showers and isolated
thunderstorms.
.FRIDAY NIGHT...East to southeast winds 15 to 20 knots. Seas 3 to
5 feet, occasionally to 6 feet. Scattered showers and isolated
thunderstorms.
.SATURDAY...East to southeast winds near 15 knots. Seas 3 to
4 feet, occasionally to 5 feet. Isolated showers and
thunderstorms.
.SATURDAY NIGHT...East to southeast winds 15 to 20 knots. Seas
3 to 5 feet, occasionally to 6 feet. Isolated showers and
thunderstorms.

$$

GMZ033-034-110245-
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-
1031 AM EDT Tue Jun 10 2025

.THIS AFTERNOON...Southeast winds near 10 knots. Seas 1 to 2
feet. Wave Detail: Southeast 2 feet at 4 seconds. Scattered
showers and isolated thunderstorms.
.TONIGHT...East to southeast winds 10 to 15 knots. Seas 1 to
2 feet. Wave Detail: East 2 feet at 4 seconds. Scattered showers
and isolated thunderstorms.
.WEDNESDAY...Southeast winds 10 to 15 knots. Seas 1 to 2 feet.
Wave Detail: Southeast 2 feet at 4 seconds. Scattered showers and
isolated thunderstorms.
.WEDNESDAY NIGHT...East to southeast winds increasing to near 15
knots. Seas building to around 2 feet. Numerous showers and
scattered thunderstorms.
.THURSDAY...East to southeast winds 10 to 15 knots. Seas around
2 feet. Numerous showers and scattered thunderstorms.
.THURSDAY NIGHT...East to southeast winds near 15 knots,
increasing to 15 to 20 knots. Seas building to 2 to 4 feet.
Scattered showers and isolated thunderstorms.
.FRIDAY...East to southeast winds near 15 knots. Seas 2 to
3 feet. Scattered showers and isolated thunderstorms.
.FRIDAY NIGHT...East to southeast winds 15 to 20 knots. Seas 3 to
4 feet, occasionally to 5 feet. Scattered showers and isolated
thunderstorms.
.SATURDAY...East to southeast winds near 15 knots. Seas 2 to
3 feet. Scattered showers and isolated thunderstorms.
.SATURDAY NIGHT...East to southeast winds 15 to 20 knots. Seas
2 to 4 feet, occasionally to 5 feet. Isolated showers and
thunderstorms.

$$


Don't Miss