Coastal Waters Forecast
Issued by NWS Key West, FL

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693
FZUS52 KKEY 062024
CWFKEY

Coastal Waters Forecast for the Florida Keys
National Weather Service Key West FL
424 PM EDT Thu Jun 6 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.

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.

GMZ005-070230-
Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas
424 PM EDT Thu Jun 6 2024

.SYNOPSIS...Weak high pressure over the west-central North
Atlantic will slide further eastward through the end of the week,
as a frontal boundary stalls off the Eastern Seaboard and over
north Florida. This will result in light to gentle southerly
breezes across the Keys coastal waters tonight through Monday.
Southeast to south breezes will likely freshen for early next
week, becoming gentle to moderate.

The Approximate Shoreward Edge of the Gulf Stream as of June 4,
2024...

57 NM South of Dry Tortugas Light...on Loggerhead Key.
41 NM South of Cosgrove Shoal Light...off the Marquesas Keys.
38 NM South of Sand Key Light...off Key West.
37 NM South of Looe Key...off Big Pine Key.
33 NM South of Sombrero Key Light...off Marathon.
7  NM South of Alligator Reef Light...off Islamorada.
5  NM South of Molasses Reef Light...off Key Largo.

Gulf Stream Information Courtesy of the National Weather Service in
Key West.

$$

GMZ031-070230-
Florida Bay including Barnes Sound, Blackwater Sound, and
Buttonwood Sound-
424 PM EDT Thu Jun 6 2024

.TONIGHT...Southeast to south winds 5 to 10 knots. Bay waters
smooth to a light chop. Isolated showers and thunderstorms this
evening, then scattered showers and thunderstorms overnight. Winds
higher and bay waters rougher in stronger showers and
thunderstorms.
.FRIDAY THROUGH SATURDAY...South to southwest winds 5 to 10
knots. Bay waters smooth to a light chop. Scattered showers and
isolated thunderstorms.
.SATURDAY NIGHT...South winds 5 to 10 knots. Bay waters smooth to
a light chop. Isolated showers and thunderstorms.
.SUNDAY...South to southwest winds 5 to 10 knots. Bay waters
smooth to a light chop. Scattered showers and isolated
thunderstorms.
.SUNDAY NIGHT...South to southwest winds 5 to 10 knots, increasing
to near 10 knots. Bay waters smooth to a light chop, becoming a
light chop. Scattered showers and isolated thunderstorms.
.MONDAY...South to southwest winds near 10 knots. Bay waters a
light chop. Scattered showers and isolated thunderstorms.
.MONDAY NIGHT...Southeast to south winds near 10 knots, increasing
to 10 to 15 knots. Bay waters a light chop, becoming a light to
moderate chop. Scattered showers and isolated thunderstorms.
.TUESDAY AND TUESDAY NIGHT...Southeast to south winds 10 to 15
knots. Bay waters a light to moderate chop. Scattered showers and
isolated thunderstorms.

$$

GMZ032-035-070230-
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-
424 PM EDT Thu Jun 6 2024

.TONIGHT...Southeast to south winds 5 to 10 knots. Seas 1 foot or
less. Nearshore waters smooth to a light chop. Isolated showers
and thunderstorms this evening, then scattered showers and
thunderstorms overnight. Winds and seas higher in stronger showers
and thunderstorms.
.FRIDAY THROUGH SATURDAY...South to southwest winds 5 to 10
knots. Seas 1 foot or less. Nearshore waters smooth to a light
chop. Scattered showers and isolated thunderstorms.
.SATURDAY NIGHT...South winds 5 to 10 knots. Seas 1 foot or less.
Nearshore waters smooth to a light chop. Isolated showers and
thunderstorms.
.SUNDAY...South to southwest winds 5 to 10 knots. Seas 1 foot or
less. Nearshore waters smooth to a light chop. Scattered showers
and isolated thunderstorms.
.SUNDAY NIGHT...South to southwest winds 5 to 10 knots, increasing
to near 10 knots. Seas building to around 1 foot. Nearshore
waters smooth to a light chop, becoming a light chop. Scattered
showers and isolated thunderstorms.
.MONDAY...South to southwest winds near 10 knots. Seas around 1
foot. Nearshore waters a light chop. Scattered showers and
isolated thunderstorms.
.MONDAY NIGHT...Southeast to south winds near 10 knots, increasing
to 10 to 15 knots. Seas around 1 foot, building to 1 to 2 feet.
Nearshore waters a light chop, becoming a light to moderate chop.
Scattered showers and isolated thunderstorms.
.TUESDAY...Southeast to south winds 10 to 15 knots. Seas 1 to
2 feet. Nearshore waters a light to moderate chop. Scattered
showers and isolated thunderstorms.
.TUESDAY NIGHT...Southeast to south winds near 15 knots. Seas
1 to 2 feet, except 2 to 3 feet west of the Marquesas Keys.
Nearshore waters a moderate chop. Scattered showers and isolated
thunderstorms.

$$

GMZ042>044-070230-
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-
424 PM EDT Thu Jun 6 2024

.TONIGHT...Southeast to south winds 5 to 10 knots. Seas around
1 foot. Nearshore waters smooth to a light chop. Isolated showers
and thunderstorms this evening, then scattered showers and
thunderstorms overnight. Winds and seas higher in stronger
showers and thunderstorms.
.FRIDAY AND FRIDAY NIGHT...South winds 5 to 10 knots. Seas around
1 foot. Nearshore waters smooth to a light chop. Scattered
showers and isolated thunderstorms.
.SATURDAY...South to southwest winds 5 to 10 knots. Seas around 1
foot. Nearshore waters smooth to a light chop. Scattered showers
and isolated thunderstorms.
.SATURDAY NIGHT...Southeast to south winds 5 to 10 knots. Seas
around 1 foot. Nearshore waters smooth to a light chop. Isolated
showers and thunderstorms.
.SUNDAY...South winds 5 to 10 knots. Seas around 1 foot.
Nearshore waters smooth to a light chop. Scattered showers and
isolated thunderstorms.
.SUNDAY NIGHT...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. Scattered showers and isolated
thunderstorms.
.MONDAY...South to southwest winds near 10 knots. Seas around 1
foot. Nearshore waters a light chop. Scattered showers and
isolated thunderstorms.
.MONDAY NIGHT...Southeast to south winds near 10 knots,
increasing to 10 to 15 knots. Seas around 1 foot, building to 1
to 2 feet. Nearshore waters a light chop, becoming a light to
moderate chop. Scattered showers and isolated thunderstorms.
.TUESDAY...Southeast to south winds 10 to 15 knots. Seas 1 to
2 feet. Nearshore waters a light to moderate chop. Scattered
showers and isolated thunderstorms.
.TUESDAY NIGHT...Southeast to south winds near 15 knots. Seas 2
to 3 feet. Nearshore waters a moderate chop. Scattered showers and
isolated thunderstorms.

$$

GMZ052>055-072>075-070230-
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-
424 PM EDT Thu Jun 6 2024

.TONIGHT...Southeast to south winds 5 to 10 knots, increasing to
near 10 knots. Seas 1 to 2 feet. Wave Detail: East 1 foot at 4
seconds. Winds and seas higher in scattered showers and
thunderstorms.
.FRIDAY...South winds near 10 knots, decreasing to 5 to 10 knots.
Seas 1 to 2 feet. Wave Detail: East to southeast 1 foot at 4
seconds. Scattered showers and isolated thunderstorms.
.FRIDAY NIGHT AND SATURDAY...South winds 5 to 10 knots. Seas 1 to
2 feet. Wave Detail: East to southeast 1 foot at 3 seconds.
Scattered showers and isolated thunderstorms.
.SATURDAY NIGHT...Southeast to south winds 5 to 10 knots. Seas
1 to 2 feet. Isolated showers and thunderstorms.
.SUNDAY...South winds 5 to 10 knots. Seas 1 to 2 feet. Scattered
showers and isolated thunderstorms.
.SUNDAY NIGHT...South winds 5 to 10 knots, increasing to near 10
knots. Seas 1 to 2 feet. Scattered showers and isolated
thunderstorms.
.MONDAY...South winds near 10 knots. Seas 1 to 2 feet. Scattered
showers and isolated thunderstorms.
.MONDAY NIGHT...Southeast to south winds near 10 knots, increasing
to near 15 knots. Seas 1 to 2 feet, building to 2 to 3 feet.
Scattered showers and isolated thunderstorms.
.TUESDAY AND TUESDAY NIGHT...Southeast to south winds near 15
knots. Seas 3 to 4 feet. Scattered showers and isolated
thunderstorms.

$$

GMZ033-034-070230-
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-
424 PM EDT Thu Jun 6 2024

.TONIGHT...Southeast to south winds near 5 knots, increasing to 5
to 10 knots. Seas around 1 foot. Wave Detail: North to northeast
1 foot at 2 seconds. Isolated showers and thunderstorms this
evening, then scattered showers and thunderstorms overnight. Winds
and seas higher in stronger showers and thunderstorms.
.FRIDAY...South winds 5 to 10 knots. Seas around 1 foot. Wave
Detail: South 1 foot at 2 seconds. Scattered showers and isolated
thunderstorms.
.FRIDAY NIGHT...South winds near 5 knots. Seas 1 foot or less.
Scattered showers and isolated thunderstorms.
.SATURDAY...South winds near 5 knots. Seas 1 foot or less.
Isolated showers and thunderstorms.
.SATURDAY NIGHT...Southeast to south winds 5 to 10 knots. Seas
around 1 foot. Isolated showers and thunderstorms.
.SUNDAY...South winds near 5 knots. Seas around 1 foot. Scattered
showers and isolated thunderstorms.
.SUNDAY NIGHT...South winds 5 to 10 knots, increasing to near 10
knots. Seas around 1 foot. Scattered showers and isolated
thunderstorms.
.MONDAY...South winds near 10 knots. Seas around 1 foot.
Scattered showers and isolated thunderstorms.
.MONDAY NIGHT...Southeast to south winds near 10 knots, increasing
to 10 to 15 knots. Seas building to around 2 feet. Scattered
showers and isolated thunderstorms.
.TUESDAY...Southeast to south winds 10 to 15 knots. Seas 2 to
3 feet. Scattered showers and isolated thunderstorms.
.TUESDAY NIGHT...Southeast to south winds near 15 knots. Seas 2
to 4 feet. Scattered showers and isolated thunderstorms.

$$

JR/BT