Coastal Waters Forecast
Issued by NWS Miami, FL

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FZUS52 KMFL 200801
CWFMFL

Coastal Waters Forecast for Florida
National Weather Service Miami FL
400 AM EDT Sun Apr 20 2025

Atlantic coastal waters from Jupiter Inlet to Ocean Reef out to
60 nm and Gulf coastal waters from East Cape Sable to Chokoloskee
out 20 nm and Chokoloskee to Bonita Beach out 60 nm...including
the waters of Biscayne Bay and Lake Okeechobee.

Seas are provided as a range of the average height of the highest
1/3 of the waves...along with the occasional height of the
average highest 10 percent of the waves.

AMZ600-GMZ606-201700-
400 AM EDT Sun Apr 20 2025

.Synopsis for Jupiter Inlet to Ocean Reef FL out to 60 nm and for
East Cape Sable to Bonita Beach FL out to 60 nm...

Advisory level winds are expected to persist across a large portion
of our Gulf and Atlantic waters again today. While these hazardous
marine conditions are forecast to subside by tomorrow, Cautionary
level winds are expected across the Atlantic waters throughout the
week, with slightly calmer conditions over the Gulf waters.

Gulf Stream Hazards: Seas 4 to 6 feet through tonight.

The approximate location of the west wall of the Gulf Stream as of
Apr 19, 2025...

  1 nautical miles north northeast of Fowey Rocks.
 10 nautical miles southeast of Port Everglades.
  3 nautical miles east northeast of Lake Worth.
  6 nautical miles east southeast of Jupiter Inlet.

This data courtesy of the Naval Oceanographic Office.

$$

AMZ650-670-201700-
Coastal waters from Jupiter Inlet to Deerfield Beach FL out 20 NM-
Waters from Jupiter Inlet to Deerfield Beach FL from 20 to 60 NM-
400 AM EDT Sun Apr 20 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING...

.TODAY...E winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
5 ft, occasionally to 6 ft. Wave Detail: E 5 ft at 6 seconds and
NW 1 foot at 6 seconds. Intracoastal waters choppy in exposed
areas. A slight chance of rain in the morning.
.TONIGHT...E winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft, occasionally to 6 ft. Wave Detail: E 5 ft at 6 seconds and
W 1 foot at 6 seconds. Intracoastal waters choppy in exposed
areas.
.MON...E winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
4 ft, occasionally to 5 ft. Wave Detail: E 4 ft at 6 seconds and
NW 1 foot at 6 seconds. Intracoastal waters a moderate chop.
.MON NIGHT...E winds 10 to 15 kt with gusts up to 20 kt. Seas
3 to 4 ft, occasionally to 5 ft. Wave Detail: E 3 ft at 5 seconds
and NW 1 foot at 5 seconds. Intracoastal waters a moderate chop.
.TUE THROUGH THU...E winds 15 to 20 kt. Seas 2 to 4 ft,
occasionally to 5 ft. Wave Detail: E 4 ft at 5 seconds and NW
1 foot at 5 seconds. Intracoastal waters choppy in exposed areas.


$$

AMZ651-671-201700-
Coastal waters from Deerfield Beach to Ocean Reef FL out 20 NM-
Waters from Deerfield Beach to Ocean Reef FL from 20 to 60 NM
excluding the territorial waters of Bahamas-
400 AM EDT Sun Apr 20 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING...

.TODAY...E winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft, occasionally to 8 ft. Wave Detail: E 5 ft at 6 seconds and
N 1 foot at 6 seconds. Intracoastal waters choppy in exposed
areas. A slight chance of rain in the morning.
.TONIGHT...E winds 20 to 25 kt, diminishing to 15 to 20 kt after
midnight. Seas 4 to 6 ft, occasionally to 8 ft. Wave Detail: E
6 ft at 5 seconds and NW 1 foot at 6 seconds. Intracoastal waters
rough in exposed areas.
.MON...E winds 15 to 20 kt. Seas 3 to 5 ft, occasionally to 6 ft.
Wave Detail: E 5 ft at 5 seconds and NW 1 foot at 6 seconds.
Intracoastal waters choppy in exposed areas.
.MON NIGHT...E winds 15 to 20 kt with gusts up to 25 kt. Seas
3 to 4 ft, occasionally to 5 ft. Wave Detail: E 4 ft at 5 seconds
and NW 1 foot at 6 seconds. Intracoastal waters choppy in exposed
areas.
.TUE THROUGH THU...E winds 15 to 20 kt with gusts up to 25 kt.
Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: E 4 ft at
5 seconds and NW 1 foot at 5 seconds. Intracoastal waters choppy
in exposed areas.

$$

GMZ656-657-676-201700-
Coastal waters from Chokoloskee to Bonita Beach FL out 20 NM-
Coastal waters from East Cape Sable to Chokoloskee FL out 20 NM-
Waters from Chokoloskee to Bonita Beach FL from 20 to 60 NM-
400 AM EDT Sun Apr 20 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING...

.TODAY...SE winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to
5 ft, occasionally to 6 ft. Wave Detail: E 5 ft at 5 seconds. Bay
and inland waters a moderate chop.
.TONIGHT...E winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft, occasionally to 5 ft. Wave Detail: SE 4 ft at 5 seconds.
Bay and inland waters a moderate chop.
.MON...E winds 15 to 20 kt, becoming SE 10 to 15 kt in the
afternoon. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: E
4 ft at 4 seconds. Bay and inland waters a moderate chop.
.MON NIGHT...E winds 10 to 15 kt with gusts up to 25 kt. Seas
2 to 3 ft. Wave Detail: SE 3 ft at 4 seconds. Bay and inland
waters light chop.
.TUE...E winds 10 to 15 kt, becoming SE 5 to 10 kt in the
afternoon. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 4 seconds. Bay
and inland waters light chop.
.TUE NIGHT THROUGH THU...SE winds 10 to 15 kt with gusts up to
25 kt. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 4 seconds. Bay and
inland waters light chop.

$$

AMZ610-201700-
Lake Okeechobee-
400 AM EDT Sun Apr 20 2025

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.TODAY...E winds 15 to 20 kt. Lake waters choppy.
.TONIGHT...E winds 10 to 15 kt with gusts up to 20 kt. Lake
waters a moderate chop.
.MON...E winds 5 to 10 kt. Lake waters light chop.
.MON NIGHT...E winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. Lake waters a moderate chop.
.TUE THROUGH THU...E winds 10 to 15 kt with gusts up to 20 kt.
Lake waters a moderate chop.

$$

AMZ630-201700-
Biscayne Bay-
400 AM EDT Sun Apr 20 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING...

.TODAY...E winds 15 to 20 kt with gusts up to 25 kt. Choppy. A
chance of rain in the morning.
.TONIGHT...E winds 15 to 20 kt with gusts up to 25 kt. Choppy.
.MON...E winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. Choppy.
.MON NIGHT...E winds 10 to 15 kt with gusts up to 20 kt. A
moderate chop.
.TUE THROUGH THU...E winds 10 to 15 kt with gusts up to 20 kt. A
moderate chop.

$$