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National Weather Service Marine Forecast FZUS52 KKEY

FZUS52 KKEY 220822
CWFKEY

Coastal Waters Forecast for the Florida Keys
National Weather Service Key West FL
422 AM EDT Sun May 22 2022

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.

GMZ005-221430-
Synopsis for Keys coastal waters from Ocean Reef to Dry Tortugas
422 AM EDT Sun May 22 2022

SYNOPSIS
High pressure centered just to the southwest of
Bermuda will maintain fresh east to southeast breezes across the
coastal waters of the Florida Keys through at least mid week.
Breezes will diminish somewhat Thursday and Thursday night as the
high recedes to the northeast into the western North Atlantic.
Unsettled, rainy season weather may return Wednesday through
Thursday night. 

The Approximate Shoreward Edge of the Gulf Stream as of
May 21...

62 NM South of Dry Tortugas Light...on Loggerhead Key.
24 NM South of Cosgrove Shoal Light...off the Marquesas Keys.
17 NM South of Sand Key Light...off Key West.
16 NM South of Looe Key...off Big Pine Key.
15 NM South of Sombrero Key Light...off Marathon.
 5 NM Southeast of Alligator Reef Light...off Islamorada.
 4 NM Southeast of Molasses Reef Light...off Key Largo.
 6 NM East of Carysfort Reef Light...off Ocean Reef.

Gulf Stream Information Courtesy of the Naval Oceanographic Office.



GMZ031-221430-
Florida Bay including Barnes Sound, Blackwater Sound, and
Buttonwood Sound-
422 AM EDT Sun May 22 2022

TODAY
East winds near 15 knots. Bay waters a moderate chop.
Isolated showers and thunderstorms.

TONIGHT AND MONDAY
East winds near 15 knots. Bay waters a
moderate chop. Isolated showers and thunderstorms.

MONDAY NIGHT AND TUESDAY
East to southeast winds near 15
knots. Bay waters a moderate chop. Isolated showers and
thunderstorms.

TUESDAY NIGHT THROUGH WEDNESDAY NIGHT
East to southeast winds
15 to 20 knots. Bay waters choppy. Scattered showers and isolated
thunderstorms.

THURSDAY
East to southeast winds decreasing to 10 to 15 knots.
Bay waters becoming a light to moderate chop. Scattered showers
and isolated thunderstorms.

THURSDAY NIGHT
Southeast winds 10 to 15 knots. Bay waters a
light to moderate chop. Scattered showers and isolated
thunderstorms.



GMZ032-035-221430-
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-
422 AM EDT Sun May 22 2022

SMALL CRAFT SHOULD EXERCISE CAUTION


TODAY
East to southeast winds 15 to 20 knots. Seas 1 to 3
feet, except 3 to 4 feet west of the Marquesas Keys. Nearshore
waters choppy. Isolated showers and thunderstorms.

TONIGHT AND MONDAY
East winds 15 to 20 knots. Seas 1 to 3
feet. Nearshore waters choppy. Isolated showers and thunderstorms.

MONDAY NIGHT AND TUESDAY
East to southeast winds 15 to 20
knots. Seas 1 to 3 feet. Nearshore waters choppy. Scattered
showers and isolated thunderstorms.

TUESDAY NIGHT THROUGH WEDNESDAY NIGHT
East to southeast winds
15 to 20 knots. Seas 1 to 3 feet, except 3 to 4 feet west of the
Marquesas Keys. Nearshore waters choppy. Scattered showers and
isolated thunderstorms.

THURSDAY
Southeast winds near 15 knots. Seas 1 to 3 feet.
Nearshore waters a moderate chop. Scattered showers and isolated
thunderstorms.

THURSDAY NIGHT
Southeast winds 10 to 15 knots. Seas 1 to
3 feet. Nearshore waters a light to moderate chop. Scattered
showers and isolated thunderstorms.



GMZ042>044-221430-
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-
422 AM EDT Sun May 22 2022

SMALL CRAFT SHOULD EXERCISE CAUTION


TODAY
East to southeast winds 15 to 20 knots. Seas 3 to 5 feet,
subsiding to 2 to 4 feet. Nearshore waters choppy. Isolated
showers and thunderstorms.

TONIGHT AND MONDAY
East winds 15 to 20 knots. Seas 2 to 4
feet. Nearshore waters choppy. Isolated showers and thunderstorms.

MONDAY NIGHT AND TUESDAY
East to southeast winds 15 to 20
knots. Seas 2 to 4 feet. Nearshore waters choppy. Scattered
showers and isolated thunderstorms.

TUESDAY NIGHT AND WEDNESDAY
East to southeast winds 15 to 20
knots. Seas 2 to 4 feet. Nearshore waters choppy. Scattered
showers and isolated thunderstorms. 

WEDNESDAY NIGHT
East to southeast winds 15 to 20 knots. Seas
3 to 5 feet. Nearshore waters choppy. Scattered showers and
isolated thunderstorms.

THURSDAY
East to southeast winds near 15 knots. Seas subsiding
to 2 to 3 feet. Nearshore waters a moderate chop. Scattered
showers and isolated thunderstorms.

THURSDAY NIGHT
Southeast winds 10 to 15 knots. Seas 2 to
3 feet. Nearshore waters a light to moderate chop. Scattered
showers and isolated thunderstorms. 



GMZ052>055-072>075-221430-
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-
422 AM EDT Sun May 22 2022

SMALL CRAFT ADVISORY IN EFFECT


TODAY
East winds near 20 knots, decreasing to 15 to 20 knots.
Seas 5 to 8 feet, subsiding to 4 to 6 feet. Isolated showers and
thunderstorms.

TONIGHT AND MONDAY
East winds 15 to 20 knots. Seas 3 to 5
feet. Isolated showers and thunderstorms.

MONDAY NIGHT AND TUESDAY
East to southeast winds 15 to 20
knots. Seas 3 to 5 feet. Scattered showers and isolated
thunderstorms. 

TUESDAY NIGHT AND WEDNESDAY
East to southeast winds 15 to 20
knots. Seas 4 to 5 feet. Scattered showers and isolated
thunderstorms.

WEDNESDAY NIGHT
East to southeast winds near 20 knots,
decreasing to 15 to 20 knots. Seas 4 to 6 feet. Scattered showers
and isolated thunderstorms.

THURSDAY
East to southeast winds near 15 knots. Seas 3 to 5
feet. Scattered showers and isolated thunderstorms.

THURSDAY NIGHT
East to southeast winds 10 to 15 knots. Seas
2 to 4 feet. Scattered showers and isolated thunderstorms.



GMZ033-034-221430-
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-
422 AM EDT Sun May 22 2022

SMALL CRAFT SHOULD EXERCISE CAUTION


TODAY
East to southeast winds 15 to 20 knots. Seas 3 to
4 feet. Isolated showers and thunderstorms.

TONIGHT AND MONDAY
East to southeast winds near 15 knots. Seas
2 to 4 feet. Isolated showers and thunderstorms.

MONDAY NIGHT
East to southeast winds near 15 knots. Seas 2 to
4 feet. Scattered showers and isolated thunderstorms.

TUESDAY
East to southeast winds 15 to 20 knots. Seas 2 to
4 feet. Isolated showers and thunderstorms.

TUESDAY NIGHT AND WEDNESDAY
East to southeast winds 15 to 20
knots. Seas 3 to 4 feet. Scattered showers and isolated
thunderstorms.

WEDNESDAY NIGHT
East to southeast winds 15 to 20 knots. Seas
3 to 5 feet. Scattered showers and isolated thunderstorms.

THURSDAY
Southeast winds near 15 knots. Seas 2 to 4 feet.
Scattered showers and isolated thunderstorms.

THURSDAY NIGHT
Southeast winds 10 to 15 knots. Seas 2 to
3 feet. Scattered showers and isolated thunderstorms.