Coastal Waters Forecast
Issued by NWS Key West, FL

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FZUS52 KKEY 252019
CWFKEY

Coastal Waters Forecast for the Florida Keys
National Weather Service Key West FL
419 PM EDT Mon Mar 25 2024

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.

GMZ005-260230-
Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas
419 PM EDT Mon Mar 25 2024

.SYNOPSIS...High pressure bulging southwest from the Eastern
Seaboard will maintain fresh east to southeast breezes tonight and
Tuesday morning. Breezes will diminish briefly ahead of the next
cold front which should press into the Keys Thursday afternoon.
Expect a period of fresh to strong breezes Thursday afternoon
and Thursday night on the back side of the cold front. Fresh
northeasterly breezes on Friday will diminish and veer to the east
by Saturday.

The Approximate Shoreward Edge of the Gulf Stream is currently
unavailable.

$$

GMZ031-260230-
Florida Bay including Barnes Sound, Blackwater Sound, and
Buttonwood Sound-
419 PM EDT Mon Mar 25 2024

...SMALL CRAFT ADVISORY IN EFFECT...

.TONIGHT...East winds near 20 knots. Bay waters rough.
.TUESDAY...East to southeast winds 15 to 20 knots, decreasing to
near 15 knots in the afternoon. Bay waters choppy, becoming a
moderate chop.
.TUESDAY NIGHT...East to southeast winds near 15 knots. Bay
waters a moderate chop.
.WEDNESDAY AND WEDNESDAY NIGHT...Southeast winds 10 to 15 knots.
Bay waters a light to moderate chop.
.THURSDAY...South to southwest winds 10 to 15 knots, becoming
west 15 to 20 knots in the afternoon. Bay waters a light to
moderate chop, becoming choppy. Scattered showers and isolated
thunderstorms.
.THURSDAY NIGHT...Northwest to north winds 20 to 25 knots. Bay
waters very rough.
.FRIDAY...North to northeast winds near 20 knots, becoming
northeast near 15 knots. Bay waters rough, becoming a moderate
chop.
.FRIDAY NIGHT...Northeast winds increasing to 15 to 20 knots. Bay
waters becoming choppy.
.SATURDAY...Northeast to east winds near 15 knots. Bay waters a
moderate chop.
.SATURDAY NIGHT...East winds 10 to 15 knots. Bay waters a light
to moderate chop.

$$

GMZ032-035-260230-
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-
419 PM EDT Mon Mar 25 2024

...SMALL CRAFT ADVISORY IN EFFECT...

.TONIGHT...East to southeast winds near 20 knots. Seas 2 to
3 feet, except 4 to 5 feet west of the Marquesas Keys. Nearshore
waters rough.
.TUESDAY...Southeast winds 15 to 20 knots, decreasing to near 15
knots in the afternoon. Seas 2 to 3 feet, except 3 to 5 feet west
of the Marquesas Keys. Nearshore waters choppy, becoming a
moderate chop.
.TUESDAY NIGHT...East to southeast winds near 15 knots. Seas 1 to
3 feet. Nearshore waters a moderate chop.
.WEDNESDAY...Southeast winds 10 to 15 knots. Seas 1 to 2 feet.
Nearshore waters a light to moderate chop.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 1 to
2 feet. Nearshore waters a light to moderate chop. Isolated
showers.
.THURSDAY...South to southwest winds 10 to 15 knots, becoming
west to northwest 20 to 25 knots in the afternoon. Seas 1 to
2 feet, building to 2 to 4 feet. Nearshore waters a light to
moderate chop, becoming very rough. Scattered showers and isolated
thunderstorms.
.THURSDAY NIGHT...Northwest to north winds 20 to 25 knots. Seas 3
to 5 feet, except 6 to 8 feet west of the Marquesas Keys.
Nearshore waters very rough.
.FRIDAY...North to northeast winds near 20 knots, becoming
northeast near 15 knots in the afternoon. Seas 3 to 5 feet,
except 5 to 7 feet west of the Marquesas Keys. Nearshore waters
rough, becoming a moderate chop.
.FRIDAY NIGHT...Northeast winds increasing to 15 to 20 knots.
Seas 2 to 4 feet, except around 4 feet west of the Marquesas
Keys. Nearshore waters becoming choppy.
.SATURDAY...Northeast to east winds near 15 knots. Seas 2 to 3
feet, except 3 to 4 feet west of the Marquesas Keys. Nearshore
waters a moderate chop.
.SATURDAY NIGHT...East winds 10 to 15 knots. Seas 1 to 2 feet,
except 2 to 3 feet west of the Marquesas Keys. Nearshore waters a
light to moderate chop.

$$

GMZ042>044-260230-
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-
419 PM EDT Mon Mar 25 2024

...SMALL CRAFT ADVISORY IN EFFECT...

.TONIGHT...East to southeast winds near 20 knots. Seas 3 to
5 feet, except 4 to 6 feet west of Cosgrove Shoal Light.
Nearshore waters rough.
.TUESDAY...Southeast winds near 20 knots, decreasing to 15 to 20
knots. Seas 3 to 5 feet, except 4 to 6 feet west of Cosgrove Shoal
Light. Nearshore waters rough, becoming choppy.
.TUESDAY NIGHT...East to southeast winds near 15 knots. Seas 2 to
4 feet. Nearshore waters a moderate chop.
.WEDNESDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet.
Nearshore waters a light to moderate chop.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Seas around 2
feet. Nearshore waters a light to moderate chop. Isolated showers.
.THURSDAY...South to southwest winds 10 to 15 knots, becoming
west to northwest 15 to 20 knots in the afternoon. Seas 2 to
3 feet. Nearshore waters a light to moderate chop, becoming
choppy. Scattered showers and isolated thunderstorms.
.THURSDAY NIGHT...Northwest to north winds 20 to 25 knots. Seas
2 to 3 feet, except building to 5 to 7 feet west of Cosgrove
Shoal Light. Nearshore waters very rough.
.FRIDAY...North to northeast winds near 20 knots, becoming
northeast 15 to 20 knots. Seas 2 to 3 feet. West of Cosgrove
Shoal Light, seas 5 to 7 feet, subsiding to 4 to 5 feet.
Nearshore waters rough, becoming choppy.
.FRIDAY NIGHT...Northeast to east winds 15 to 20 knots. Seas 2 to
4 feet. Nearshore waters choppy.
.SATURDAY...East winds near 15 knots. Seas 2 to 4 feet. Nearshore
waters a moderate chop.
.SATURDAY NIGHT...East winds near 15 knots. Seas 2 to 3 feet.
Nearshore waters a moderate chop.

$$

GMZ052>055-072>075-260230-
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-
419 PM EDT Mon Mar 25 2024

...SMALL CRAFT ADVISORY IN EFFECT...

.TONIGHT...East to southeast winds near 20 knots. Seas 5 to 7
feet.
.TUESDAY...Southeast winds near 20 knots, decreasing to 15 to 20
knots. Seas 5 to 7 feet subsiding to 4 to 6 feet.
.TUESDAY NIGHT...East to southeast winds near 15 knots. Seas 3 to
4 feet.
.WEDNESDAY...Southeast winds 10 to 15 knots. Seas 2 to 4 feet.
.WEDNESDAY NIGHT...Southeast winds near 15 knots. Seas 3 to 4
feet. Isolated showers.
.THURSDAY...South to southwest winds 10 to 15 knots, becoming
west to northwest 15 to 20 knots in the afternoon. Seas 2 to
4 feet, building to 3 to 5 feet in the afternoon. Scattered
showers and isolated thunderstorms.
.THURSDAY NIGHT...Northwest to north winds 20 to 25 knots. Seas
5 to 8 feet.
.FRIDAY...North to northeast winds near 20 knots, becoming
northeast 15 to 20 knots. Seas 6 to 8 feet. Isolated showers.
.FRIDAY NIGHT...Northeast to east winds 15 to 20 knots. Seas 5 to
7 feet. Isolated showers.
.SATURDAY...East winds 15 to 20 knots. Seas 4 to 6 feet.
.SATURDAY NIGHT...East winds near 15 knots. Seas 3 to 5 feet.

$$

GMZ033-034-260230-
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-
419 PM EDT Mon Mar 25 2024

...SMALL CRAFT ADVISORY IN EFFECT...

.TONIGHT...East to southeast winds near 20 knots. Seas 4 to 6
feet.
.TUESDAY...Southeast winds 15 to 20 knots. Seas 3 to 5 feet.
.TUESDAY NIGHT...East to southeast winds near 15 knots. Seas 2 to
4 feet.
.WEDNESDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
3 feet. Isolated showers.
.THURSDAY...Southwest winds 10 to 15 knots, becoming northwest
20 to 25 knots in the afternoon. Seas 2 to 3 feet, building to
4 to 6 feet. Scattered showers and isolated thunderstorms.
.THURSDAY NIGHT...Northwest to north winds near 25 knots,
becoming north 20 to 25 knots. Seas 6 to 8 feet.
.FRIDAY...North to northeast winds 15 to 20 knots, becoming northeast
near 15 knots in the afternoon. Seas 6 to 8 feet, subsiding to 4
to 6 feet.
.FRIDAY NIGHT...Northeast to east winds near 15 knots. Seas 3 to
5 feet.
.SATURDAY...East winds 10 to 15 knots. Seas 2 to 4 feet.
.SATURDAY NIGHT...East to southeast winds 10 to 15 knots. Seas
2 to 3 feet.

$$

CLR


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