Coastal Waters Forecast
Issued by NWS Key West, FL

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037
FZUS52 KKEY 221517
CWFKEY

Coastal Waters Forecast for the Florida Keys
National Weather Service Key West FL
1017 AM EST Fri Nov 22 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.

GMZ005-222130-
Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas
1017 AM EST Fri Nov 22 2024

.SYNOPSIS...Northwest to north breezes slackened this morning and
will continue into this afternoon and this evening. The resulting
moderate breezes out of the north will turn northeast and east
over the beginning of next week. Weather conditions are still
expected to remain dry through the end of this week and into next
week.

The Approximate Shoreward Edge of the Gulf Stream as of November
12...

31 NM South of Dry Tortugas Light...on Loggerhead Key.
 9 NM South of Cosgrove Shoal Light...off the Marquesas Keys.
 2 NM South of Sand Key Light...off Key West.
 5 NM South of Looe Key...off Big Pine Key.
 8 NM South of Sombrero Key Light...off Marathon.
14 NM Southeast of Alligator Reef Light...off Islamorada.
19 NM Southeast of Molasses Reef Light...off Key Largo.
10 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 the Real Time Ocean Forecast System.

$$

GMZ031-222130-
Florida Bay including Barnes Sound, Blackwater Sound, and
Buttonwood Sound-
1017 AM EST Fri Nov 22 2024

.THIS AFTERNOON...Northwest to north winds near 15 knots. Bay
waters a moderate chop.
.TONIGHT...Northwest to north winds 10 to 15 knots, decreasing to
near 10 knots. Bay waters a light to moderate chop, becoming a
light chop.
.SATURDAY...North winds near 10 knots. Bay waters a light chop.
.SATURDAY NIGHT...North to northeast winds near 10 knots,
decreasing to 5 to 10 knots. Bay waters a light chop, becoming smooth
to a light chop.
.SUNDAY...Northeast to east winds 5 to 10 knots. Bay waters
smooth to a light chop.
.SUNDAY NIGHT...Northeast to east winds increasing to near 10
knots. Bay waters becoming a light chop.
.MONDAY...Northeast to east winds near 10 knots, increasing to 10
to 15 knots. Bay waters a light chop, becoming a light to
moderate chop.
.MONDAY NIGHT...Northeast to east winds 10 to 15 knots. Bay
waters a light to moderate chop.
.TUESDAY...Northeast winds near 10 knots. Bay waters a light
chop.
.TUESDAY NIGHT...Northeast winds 10 to 15 knots. Bay waters a
light to moderate chop.

$$

GMZ032-035-222130-
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-
1017 AM EST Fri Nov 22 2024

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.THIS AFTERNOON...North winds 15 to 20 knots. Seas 3 to 5 feet,
occasionally to 6 feet, except 4 to 6 feet, occasionally to 8 feet
west of the Marquesas Keys. Nearshore waters choppy.
.TONIGHT...Northwest to north winds near 15 knots, decreasing to 10
to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet, except
around 4 feet, occasionally to 5 feet west of the Marquesas Keys.
Nearshore waters a moderate chop, becoming a light to moderate
chop.
.SATURDAY...North winds 10 to 15 knots. Seas subsiding to 2 to 3
feet. Nearshore waters a light to moderate chop.
.SATURDAY NIGHT...North to northeast winds near 10 knots. Seas
1 to 2 feet. Nearshore waters a light chop.
.SUNDAY...Northeast to east winds near 10 knots. Seas 1 to
2 feet. Nearshore waters a light chop.
.SUNDAY NIGHT...Northeast to east winds near 10 knots. Seas 1 to
2 feet. Nearshore waters a light chop.
.MONDAY THROUGH TUESDAY NIGHT...Northeast to east winds 10 to 15
knots. Seas 1 to 2 feet. Nearshore waters a light to moderate
chop.

$$

GMZ042-043-222130-
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-
1017 AM EST Fri Nov 22 2024

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.THIS AFTERNOON...Northwest to north winds 15 to 20 knots. Seas 2
to 3 feet. Nearshore waters choppy.
.TONIGHT...Northwest to north winds near 15 knots, decreasing to 10
to 15 knots. Seas around 2 feet. Nearshore waters a moderate
chop, becoming a light to moderate chop.
.SATURDAY...North winds 10 to 15 knots, decreasing to near 10
knots. Seas subsiding to 1 to 2 feet. Nearshore waters a light to
moderate chop, becoming a light chop.
.SATURDAY NIGHT...North to northeast winds near 10 knots. Seas
around 1 foot. Nearshore waters a light chop.
.SUNDAY...Northeast to east winds near 10 knots. Seas around
1 foot. Nearshore waters a light chop.
.SUNDAY NIGHT...Northeast to east winds near 10 knots, increasing
to 10 to 15 knots. Seas building to 1 to 2 feet. Nearshore waters
a light chop, becoming a light to moderate chop.
.MONDAY THROUGH TUESDAY NIGHT...Northeast to east winds 10 to 15
knots. Seas 1 to 2 feet. Nearshore waters a light to moderate
chop.

$$

GMZ044-222130-
Hawk Channel from west end of Seven Mile Bridge to Halfmoon Shoal
out to the reef-
1017 AM EST Fri Nov 22 2024

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.THIS AFTERNOON...North winds 15 to 20 knots. Seas 2 to 3 feet,
except 4 to 6 feet, occasionally to 8 feet west of Cosgrove Shoal
Light. Nearshore waters choppy.
.TONIGHT...Northwest to north winds near 15 knots, decreasing to
10 to 15 knots. Seas 2 to 3 feet, except subsiding to around 4
feet, occasionally to 5 feet west of Cosgrove Shoal Light.
Nearshore waters a moderate chop, becoming a light to moderate
chop.
.SATURDAY...North to northeast winds 10 to 15 knots, decreasing to near
10 knots. Seas 1 to 2 feet, except 3 to 4 feet, occasionally to 5
feet west of Cosgrove Shoal Light. Nearshore waters a light to
moderate chop, becoming a light chop.
.SATURDAY NIGHT...North to northeast winds near 10 knots. Seas
1 to 2 feet, except 2 to 3 feet west of Cosgrove Shoal Light.
Nearshore waters a light chop.
.SUNDAY...Northeast to east winds near 10 knots. Seas 1 to
2 feet. Nearshore waters a light chop.
.SUNDAY NIGHT THROUGH MONDAY NIGHT...Northeast to east winds 10
to 15 knots. Seas 1 to 2 feet. Nearshore waters a light to
moderate chop.
.TUESDAY...Northeast winds near 15 knots. Seas 1 to 2 feet.
Nearshore waters a moderate chop.
.TUESDAY NIGHT...Northeast winds 10 to 15 knots. Seas 1 to
2 feet. Nearshore waters a light to moderate chop.

$$

GMZ052-053-072-073-222130-
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 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-
1017 AM EST Fri Nov 22 2024

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.THIS AFTERNOON...Northwest to north winds 15 to 20 knots. Seas 4
to 6 feet, occasionally to 8 feet. Wave Detail: North to
northeast 5 feet at 7 seconds and west 3 feet at 8 seconds.
.TONIGHT...Northwest to north winds 15 to 20 knots, decreasing to
near 15 knots. Seas subsiding to 3 to 4 feet, occasionally to 5
feet. Wave Detail: Northeast 4 feet at 8 seconds and northwest to
north 2 feet at 3 seconds.
.SATURDAY...North winds near 15 knots, decreasing to 10 to 15
knots. Seas subsiding to 2 to 4 feet, occasionally to 5 feet.
Wave Detail: North to northeast 3 feet at 8 seconds and north to
northeast 2 feet at 4 seconds.
.SATURDAY NIGHT...Northeast winds near 10 knots. Seas 2 to
3 feet.
.SUNDAY...Northeast to east winds near 10 knots. Seas 2 to
3 feet.
.SUNDAY NIGHT THROUGH MONDAY NIGHT...Northeast to east winds 10
to 15 knots. Seas 2 to 3 feet.
.TUESDAY...Northeast winds near 15 knots. Seas around 3 feet.
.TUESDAY NIGHT...Northeast winds near 15 knots. Seas 3 to 4 feet,
occasionally to 5 feet.

$$

GMZ054-055-074-075-222130-
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 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-
1017 AM EST Fri Nov 22 2024

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.THIS AFTERNOON...North winds 15 to 20 knots. Seas 4 to 6 feet,
occasionally to 8 feet. Wave Detail:
Northwest 6 feet at 8 seconds and northeast to east 2 feet at 7
seconds.
.TONIGHT...Northwest to north winds near 15 knots, decreasing to
10 to 15 knots. Seas subsiding to 3 to 5 feet, occasionally to 6
feet. Wave Detail: Northwest 4 feet at 7 seconds and east 2 feet
at 7 seconds.
.SATURDAY...North to northeast winds decreasing to near 10 knots.
Seas subsiding to 3 to 4 feet, occasionally to 5 feet. Wave
Detail: Northwest 4 feet at 8 seconds and northeast 2 feet at 4
seconds.
.SATURDAY NIGHT...Northeast winds near 10 knots. Seas subsiding
to around 3 feet.
.SUNDAY...Northeast to east winds 10 to 15 knots. Seas 2 to
3 feet.
.SUNDAY NIGHT THROUGH MONDAY NIGHT...Northeast to east winds 10
to 15 knots. Seas 2 to 3 feet.
.TUESDAY...Northeast winds increasing to near 15 knots. Seas
building to 3 to 4 feet, occasionally to 5 feet.
.TUESDAY NIGHT...Northeast winds near 15 knots. Seas 3 to 4 feet,
occasionally to 5 feet.

$$

GMZ033-034-222130-
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-
1017 AM EST Fri Nov 22 2024

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.THIS AFTERNOON...Northwest to north winds 15 to 20 knots. Seas 4
to 6 feet, occasionally to 8 feet. Wave Detail: Northwest 6 feet
at 8 seconds.
.TONIGHT...Northwest to north winds decreasing to near 15 knots.
Seas subsiding to 3 to 5 feet, occasionally to 6 feet. Wave
Detail: Northwest 5 feet at 7 seconds.
.SATURDAY...North to northeast winds 10 to 15 knots, decreasing
to near 10 knots. Seas subsiding to 3 to 4 feet, occasionally to
5 feet. Wave Detail: Northwest 4 feet at 7 seconds.
.SATURDAY NIGHT...North to northeast winds near 10 knots. Seas
2 to 3 feet.
.SUNDAY...Northeast to east winds near 10 knots. Seas around 2
feet.
.SUNDAY NIGHT THROUGH TUESDAY NIGHT...Northeast to east winds 10
to 15 knots. Seas 1 to 2 feet.

$$