FZUS52 KKEY 230230
CWFKEY
Coastal Waters Forecast for the Florida Keys
National Weather Service Key West FL
1030 PM EDT Tue Apr 22 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.
GMZ005-230830-
Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas
1030 PM EDT Tue Apr 22 2025
.SYNOPSIS...Easterly breezes will be generally moderate, with
winds slightly increasing over the night periods and slightly
decreasing during the days as the surface high near the Bahamas
wobbles. Later this week, the high will restrengthen once again
making for another round of fresh breezes as early as Thursday.
The Approximate Shoreward Edge of the Gulf Stream as of April
22nd...
30 NM South of Dry Tortugas Light...on Loggerhead Key.
6 NM South of Cosgrove Shoal Light...off the Marquesas Keys.
2 NM South of Sand Key Light...off Key West.
4 NM South of Looe Key...off Big Pine Key.
5 NM South of Sombrero Key Light...off Marathon.
7 NM Southeast of Alligator Reef Light...off Islamorada.
5 NM Southeast of Molasses Reef Light...off Key Largo.
4 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.
$$
GMZ031-230830-
Florida Bay including Barnes Sound, Blackwater Sound, and
Buttonwood Sound-
1030 PM EDT Tue Apr 22 2025
.OVERNIGHT...East winds 10 to 15 knots, increasing to 15 knots.
Bay waters a light to moderate chop, becoming a moderate chop.
.WEDNESDAY...East winds 10 to 15 knots, increasing to near 15
knots. Bay waters a light to moderate chop, becoming a moderate
chop.
.WEDNESDAY NIGHT...Northeast to east winds 15 to 20 knots. Bay
waters choppy.
.THURSDAY...Northeast to east winds 10 to 15 knots, increasing to
east 15 to 20 knots in the afternoon. Bay waters a light to
moderate chop, becoming to choppy. Isolated showers.
.THURSDAY NIGHT...Northeast to east winds 15 to 20 knots. Bay
waters choppy. Isolated showers.
.FRIDAY...East winds 15 to 20 knots. Bay waters choppy. Isolated
showers.
.FRIDAY NIGHT...Northeast to east winds 15 to 20 knots, decreasing
to near 15 knots. Bay waters choppy, becoming a moderate chop.
Isolated showers.
.SATURDAY...East winds near 15 knots. Bay waters a moderate chop.
Isolated showers.
.SATURDAY NIGHT...Northeast to east winds 10 to 15 knots. Bay
waters a light to moderate chop. Isolated showers.
.SUNDAY...East winds 10 to 15 knots. Bay waters a light to
moderate chop. Isolated showers.
.SUNDAY NIGHT...Northeast to east winds 10 to 15 knots. Bay
waters a light to moderate chop. Isolated showers.
$$
GMZ032-035-230830-
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-
1030 PM EDT Tue Apr 22 2025
.OVERNIGHT...East winds near 15 knots. Seas 1 to 2 feet.
Nearshore waters a moderate chop.
.WEDNESDAY...East winds near 15 knots. Seas 1 to 2 feet.
Nearshore waters a moderate chop.
.WEDNESDAY NIGHT...East winds 15 to 20 knots. Seas 1 to 2 feet,
except 2 to 3 feet west of the Marquesas Keys. Nearshore waters
choppy.
.THURSDAY...East winds near 15 knots, increasing to 15 to 20
knots. Seas 1 to 2 feet. Nearshore waters a moderate chop,
becoming choppy. Isolated showers.
.THURSDAY NIGHT...East winds 15 to 20 knots. Seas 2 to 3 feet.
Nearshore waters choppy. Isolated showers.
.FRIDAY...East winds 15 to 20 knots. Seas 2 to 3 feet, except
around 3 feet west of the Marquesas Keys. Nearshore waters
choppy. Isolated showers.
.FRIDAY NIGHT...Northeast to east winds 15 to 20 knots. Seas 2 to
3 feet, except around 3 feet west of the Marquesas Keys.
Nearshore waters choppy. Isolated showers.
.SATURDAY...East winds near 15 knots. Seas 1 to 2 feet, except 2
to 3 feet west of the Marquesas Keys. Nearshore waters a moderate
chop. Isolated showers.
.SATURDAY NIGHT...Northeast to east winds near 15 knots. Seas 1
to 2 feet, except 2 to 3 feet west of the Marquesas Keys.
Nearshore waters a moderate chop. Isolated showers.
.SUNDAY...East winds 10 to 15 knots. Seas around 1 foot.
Nearshore waters a light to moderate chop. Isolated showers.
.SUNDAY NIGHT...East winds 10 to 15 knots. Seas 1 to 2 feet.
Nearshore waters a light to moderate chop. Isolated showers.
$$
GMZ042>044-230830-
Hawk Channel from Ocean Reef to Craig Key out to the reef-
Hawk Channel from Craig Key to west end of Seven Mile Bridge out
to the reef-
Hawk Channel from west end of Seven Mile Bridge to Halfmoon Shoal
out to the reef-
1030 PM EDT Tue Apr 22 2025
.OVERNIGHT...East winds near 15 knots. Seas 2 to 3 feet.
Nearshore waters a moderate chop.
.WEDNESDAY...East winds near 15 knots. Seas 2 to 3 feet.
Nearshore waters a moderate chop.
.WEDNESDAY NIGHT...East winds 15 to 20 knots. Seas 2 to 3 feet.
Nearshore waters choppy.
.THURSDAY...East winds 15 to 20 knots. Seas 2 to 4 feet,
occasionally to 5 feet. Nearshore waters choppy. Isolated
showers.
.THURSDAY NIGHT...East winds 15 to 20 knots, increasing to near
20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Nearshore
waters choppy, becoming rough. Isolated showers.
.FRIDAY...East winds 15 to 20 knots. Seas 2 to 4 feet,
occasionally to 5 feet. Nearshore waters choppy. Isolated
showers.
.FRIDAY NIGHT...Northeast to east winds 15 to 20 knots. Seas 2 to
4 feet, occasionally to 5 feet. Nearshore waters choppy. Isolated
showers.
.SATURDAY...Northeast to east winds near 15 knots. Seas 2 to 3
feet. Nearshore waters a moderate chop. Isolated showers.
.SATURDAY NIGHT...Northeast to east winds 10 to 15 knots. Seas
2 to 3 feet. Nearshore waters a light to moderate chop. Isolated
showers.
.SUNDAY...Northeast to east winds 10 to 15 knots. Seas 1 to
2 feet. Nearshore waters a light to moderate chop. Isolated
showers.
.SUNDAY NIGHT...Northeast to east winds 10 to 15 knots. Seas 1 to
2 feet. Nearshore waters a light to moderate chop. Isolated
showers.
$$
GMZ052>055-072>075-230830-
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 PM EDT Tue Apr 22 2025
.OVERNIGHT...East winds near 15 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: East 4 feet at 5 seconds.
.WEDNESDAY...East winds near 15 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: East 4 feet at 5 seconds.
.WEDNESDAY NIGHT...Northeast to east winds 15 to 20 knots. Seas
3 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast to
east 4 feet at 5 seconds.
.THURSDAY...East winds 15 to 20 knots, increasing to near 20 knots.
Seas 3 to 5 feet, occasionally to 6 feet. Isolated showers.
.THURSDAY NIGHT...Northeast to east winds near 20 knots. Seas 4
to 6 feet, occasionally to 8 feet. Isolated showers.
.FRIDAY...East winds 15 to 20 knots. Seas 4 to 5 feet,
occasionally to 6 feet. Isolated showers.
.FRIDAY NIGHT...Northeast to east winds 15 to 20 knots. Seas 4 to
5 feet, occasionally to 6 feet. Isolated showers.
.SATURDAY...Northeast to east winds near 15 knots. Seas 3 to 5
feet, occasionally to 6 feet. Isolated showers.
.SATURDAY NIGHT...Northeast to east winds near 15 knots. Seas
3 to 4 feet, occasionally to 5 feet. Isolated showers.
.SUNDAY...Northeast to east winds 10 to 15 knots. Seas 2 to
4 feet, occasionally to 5 feet. Isolated showers.
.SUNDAY NIGHT...Northeast to east winds 10 to 15 knots. Seas 2 to
4 feet, occasionally to 5 feet. Isolated showers.
$$
GMZ033-034-230830-
Gulf of America from East Cape Sable to Chokoloskee 20 to 60 NM
out and beyond 5 fathoms-
Gulf of America including Dry Tortugas and Rebecca Shoal Channel-
1030 PM EDT Tue Apr 22 2025
.OVERNIGHT...East winds near 15 knots. Seas 2 to 3 feet. Wave
Detail: East 3 feet at 4 seconds.
.WEDNESDAY...East to southeast winds 10 to 15 knots. Seas 2 to
3 feet. Wave Detail: East 2 feet at 4 seconds.
.WEDNESDAY NIGHT...East winds near 15 knots. Seas 2 to 3 feet.
Wave Detail: East 3 feet at 4 seconds.
.THURSDAY...East winds 10 to 15 knots, increasing to near 15 knots.
Seas 2 to 3 feet. Isolated showers.
.THURSDAY NIGHT...East winds 15 to 20 knots. Seas 2 to 3 feet.
Isolated showers.
.FRIDAY...East winds near 15 knots. Seas 2 to 3 feet. Isolated
showers.
.FRIDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 3 feet.
Isolated showers.
.SATURDAY...Northeast to east winds 10 to 15 knots. Seas 2 to 3
feet. Isolated showers.
.SATURDAY NIGHT...Northeast to east winds 10 to 15 knots. Seas 1
to 2 feet. Isolated showers.
.SUNDAY...Northeast to east winds 10 to 15 knots. Seas 1 to 2
feet. Isolated showers.
.SUNDAY NIGHT...Northeast to east winds 10 to 15 knots. Seas 1 to
2 feet. Isolated showers.
$$
CWFKEY
Coastal Waters Forecast for the Florida Keys
National Weather Service Key West FL
1030 PM EDT Tue Apr 22 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.
GMZ005-230830-
Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas
1030 PM EDT Tue Apr 22 2025
.SYNOPSIS...Easterly breezes will be generally moderate, with
winds slightly increasing over the night periods and slightly
decreasing during the days as the surface high near the Bahamas
wobbles. Later this week, the high will restrengthen once again
making for another round of fresh breezes as early as Thursday.
The Approximate Shoreward Edge of the Gulf Stream as of April
22nd...
30 NM South of Dry Tortugas Light...on Loggerhead Key.
6 NM South of Cosgrove Shoal Light...off the Marquesas Keys.
2 NM South of Sand Key Light...off Key West.
4 NM South of Looe Key...off Big Pine Key.
5 NM South of Sombrero Key Light...off Marathon.
7 NM Southeast of Alligator Reef Light...off Islamorada.
5 NM Southeast of Molasses Reef Light...off Key Largo.
4 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.
$$
GMZ031-230830-
Florida Bay including Barnes Sound, Blackwater Sound, and
Buttonwood Sound-
1030 PM EDT Tue Apr 22 2025
.OVERNIGHT...East winds 10 to 15 knots, increasing to 15 knots.
Bay waters a light to moderate chop, becoming a moderate chop.
.WEDNESDAY...East winds 10 to 15 knots, increasing to near 15
knots. Bay waters a light to moderate chop, becoming a moderate
chop.
.WEDNESDAY NIGHT...Northeast to east winds 15 to 20 knots. Bay
waters choppy.
.THURSDAY...Northeast to east winds 10 to 15 knots, increasing to
east 15 to 20 knots in the afternoon. Bay waters a light to
moderate chop, becoming to choppy. Isolated showers.
.THURSDAY NIGHT...Northeast to east winds 15 to 20 knots. Bay
waters choppy. Isolated showers.
.FRIDAY...East winds 15 to 20 knots. Bay waters choppy. Isolated
showers.
.FRIDAY NIGHT...Northeast to east winds 15 to 20 knots, decreasing
to near 15 knots. Bay waters choppy, becoming a moderate chop.
Isolated showers.
.SATURDAY...East winds near 15 knots. Bay waters a moderate chop.
Isolated showers.
.SATURDAY NIGHT...Northeast to east winds 10 to 15 knots. Bay
waters a light to moderate chop. Isolated showers.
.SUNDAY...East winds 10 to 15 knots. Bay waters a light to
moderate chop. Isolated showers.
.SUNDAY NIGHT...Northeast to east winds 10 to 15 knots. Bay
waters a light to moderate chop. Isolated showers.
$$
GMZ032-035-230830-
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-
1030 PM EDT Tue Apr 22 2025
.OVERNIGHT...East winds near 15 knots. Seas 1 to 2 feet.
Nearshore waters a moderate chop.
.WEDNESDAY...East winds near 15 knots. Seas 1 to 2 feet.
Nearshore waters a moderate chop.
.WEDNESDAY NIGHT...East winds 15 to 20 knots. Seas 1 to 2 feet,
except 2 to 3 feet west of the Marquesas Keys. Nearshore waters
choppy.
.THURSDAY...East winds near 15 knots, increasing to 15 to 20
knots. Seas 1 to 2 feet. Nearshore waters a moderate chop,
becoming choppy. Isolated showers.
.THURSDAY NIGHT...East winds 15 to 20 knots. Seas 2 to 3 feet.
Nearshore waters choppy. Isolated showers.
.FRIDAY...East winds 15 to 20 knots. Seas 2 to 3 feet, except
around 3 feet west of the Marquesas Keys. Nearshore waters
choppy. Isolated showers.
.FRIDAY NIGHT...Northeast to east winds 15 to 20 knots. Seas 2 to
3 feet, except around 3 feet west of the Marquesas Keys.
Nearshore waters choppy. Isolated showers.
.SATURDAY...East winds near 15 knots. Seas 1 to 2 feet, except 2
to 3 feet west of the Marquesas Keys. Nearshore waters a moderate
chop. Isolated showers.
.SATURDAY NIGHT...Northeast to east winds near 15 knots. Seas 1
to 2 feet, except 2 to 3 feet west of the Marquesas Keys.
Nearshore waters a moderate chop. Isolated showers.
.SUNDAY...East winds 10 to 15 knots. Seas around 1 foot.
Nearshore waters a light to moderate chop. Isolated showers.
.SUNDAY NIGHT...East winds 10 to 15 knots. Seas 1 to 2 feet.
Nearshore waters a light to moderate chop. Isolated showers.
$$
GMZ042>044-230830-
Hawk Channel from Ocean Reef to Craig Key out to the reef-
Hawk Channel from Craig Key to west end of Seven Mile Bridge out
to the reef-
Hawk Channel from west end of Seven Mile Bridge to Halfmoon Shoal
out to the reef-
1030 PM EDT Tue Apr 22 2025
.OVERNIGHT...East winds near 15 knots. Seas 2 to 3 feet.
Nearshore waters a moderate chop.
.WEDNESDAY...East winds near 15 knots. Seas 2 to 3 feet.
Nearshore waters a moderate chop.
.WEDNESDAY NIGHT...East winds 15 to 20 knots. Seas 2 to 3 feet.
Nearshore waters choppy.
.THURSDAY...East winds 15 to 20 knots. Seas 2 to 4 feet,
occasionally to 5 feet. Nearshore waters choppy. Isolated
showers.
.THURSDAY NIGHT...East winds 15 to 20 knots, increasing to near
20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Nearshore
waters choppy, becoming rough. Isolated showers.
.FRIDAY...East winds 15 to 20 knots. Seas 2 to 4 feet,
occasionally to 5 feet. Nearshore waters choppy. Isolated
showers.
.FRIDAY NIGHT...Northeast to east winds 15 to 20 knots. Seas 2 to
4 feet, occasionally to 5 feet. Nearshore waters choppy. Isolated
showers.
.SATURDAY...Northeast to east winds near 15 knots. Seas 2 to 3
feet. Nearshore waters a moderate chop. Isolated showers.
.SATURDAY NIGHT...Northeast to east winds 10 to 15 knots. Seas
2 to 3 feet. Nearshore waters a light to moderate chop. Isolated
showers.
.SUNDAY...Northeast to east winds 10 to 15 knots. Seas 1 to
2 feet. Nearshore waters a light to moderate chop. Isolated
showers.
.SUNDAY NIGHT...Northeast to east winds 10 to 15 knots. Seas 1 to
2 feet. Nearshore waters a light to moderate chop. Isolated
showers.
$$
GMZ052>055-072>075-230830-
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 PM EDT Tue Apr 22 2025
.OVERNIGHT...East winds near 15 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: East 4 feet at 5 seconds.
.WEDNESDAY...East winds near 15 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: East 4 feet at 5 seconds.
.WEDNESDAY NIGHT...Northeast to east winds 15 to 20 knots. Seas
3 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast to
east 4 feet at 5 seconds.
.THURSDAY...East winds 15 to 20 knots, increasing to near 20 knots.
Seas 3 to 5 feet, occasionally to 6 feet. Isolated showers.
.THURSDAY NIGHT...Northeast to east winds near 20 knots. Seas 4
to 6 feet, occasionally to 8 feet. Isolated showers.
.FRIDAY...East winds 15 to 20 knots. Seas 4 to 5 feet,
occasionally to 6 feet. Isolated showers.
.FRIDAY NIGHT...Northeast to east winds 15 to 20 knots. Seas 4 to
5 feet, occasionally to 6 feet. Isolated showers.
.SATURDAY...Northeast to east winds near 15 knots. Seas 3 to 5
feet, occasionally to 6 feet. Isolated showers.
.SATURDAY NIGHT...Northeast to east winds near 15 knots. Seas
3 to 4 feet, occasionally to 5 feet. Isolated showers.
.SUNDAY...Northeast to east winds 10 to 15 knots. Seas 2 to
4 feet, occasionally to 5 feet. Isolated showers.
.SUNDAY NIGHT...Northeast to east winds 10 to 15 knots. Seas 2 to
4 feet, occasionally to 5 feet. Isolated showers.
$$
GMZ033-034-230830-
Gulf of America from East Cape Sable to Chokoloskee 20 to 60 NM
out and beyond 5 fathoms-
Gulf of America including Dry Tortugas and Rebecca Shoal Channel-
1030 PM EDT Tue Apr 22 2025
.OVERNIGHT...East winds near 15 knots. Seas 2 to 3 feet. Wave
Detail: East 3 feet at 4 seconds.
.WEDNESDAY...East to southeast winds 10 to 15 knots. Seas 2 to
3 feet. Wave Detail: East 2 feet at 4 seconds.
.WEDNESDAY NIGHT...East winds near 15 knots. Seas 2 to 3 feet.
Wave Detail: East 3 feet at 4 seconds.
.THURSDAY...East winds 10 to 15 knots, increasing to near 15 knots.
Seas 2 to 3 feet. Isolated showers.
.THURSDAY NIGHT...East winds 15 to 20 knots. Seas 2 to 3 feet.
Isolated showers.
.FRIDAY...East winds near 15 knots. Seas 2 to 3 feet. Isolated
showers.
.FRIDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 3 feet.
Isolated showers.
.SATURDAY...Northeast to east winds 10 to 15 knots. Seas 2 to 3
feet. Isolated showers.
.SATURDAY NIGHT...Northeast to east winds 10 to 15 knots. Seas 1
to 2 feet. Isolated showers.
.SUNDAY...Northeast to east winds 10 to 15 knots. Seas 1 to 2
feet. Isolated showers.
.SUNDAY NIGHT...Northeast to east winds 10 to 15 knots. Seas 1 to
2 feet. Isolated showers.
$$