Coastal Waters Forecast
Issued by NWS Miami, FL

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680
FZUS52 KMFL 120456
CWFMFL

Coastal Waters Forecast for Florida
National Weather Service Miami FL
1256 AM EDT Sun Oct 12 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-GMZ606-121700-
1256 AM EDT Sun Oct 12 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...

A gentle to moderate northwesterly breeze will develop across all
local waters today. These winds will then shift and become north to
northeasterly tonight and into the early portion of the week as high
pressure continues to build into the region. A northerly swell will
persist across the northern Atlantic waters today before gradually
diminishing tonight into early next week.

Gulf Stream Hazards: 6 to 8 foot seas across the Atlantic waters
east of Palm Beach County through early this afternoon.

The approximate location of the west wall of the Gulf Stream as of
Oct 11, 2025.

  6 nautical miles east of Fowey Rocks.
  7 nautical miles east of Port Everglades.
  9 nautical miles east of Lake Worth.
  6 nautical miles east northeast of Jupiter Inlet.

This data courtesy of the Naval Oceanographic Office.

$$

AMZ650-670-121700-
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-
1256 AM EDT Sun Oct 12 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON...

.TODAY...NW winds 5 to 10 kt. Seas 5 to 7 ft, occasionally to 9 ft.
Wave Detail: NE 6 ft at 10 seconds and N 5 ft at 9 seconds.
Intracoastal waters light chop.
.TONIGHT...N winds 5 to 10 kt. Seas 4 to 6 ft, occasionally to 8 ft.
Wave Detail: NE 5 ft at 10 seconds and N 4 ft at 9 seconds.
Intracoastal waters light chop.
.MON...N winds 5 to 10 kt. Seas 2 to 4 ft, occasionally to 5 ft.
Wave Detail: NE 4 ft at 9 seconds and N 3 ft at 8 seconds.
Intracoastal waters light chop.
.MON NIGHT...NE winds 5 to 10 kt. Seas 2 to 4 ft, occasionally to
5 ft. Wave Detail: N 3 ft at 7 seconds. Intracoastal waters light
chop.
.TUE AND TUE NIGHT...NE winds 10 to 15 kt. Seas 2 to 4 ft,
occasionally to 5 ft. Wave Detail: N 4 ft at 6 seconds and N 4 ft at
9 seconds. Intracoastal waters light chop.
.WED...N winds around 10 kt. Seas 2 to 4 ft, occasionally to 5 ft.
Wave Detail: N 3 ft at 6 seconds and NE 2 ft at 11 seconds.
Intracoastal waters light chop.
.WED NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft, occasionally to
6 ft. Intracoastal waters light chop.
.THU...NE winds 10 to 15 kt. Seas 4 to 6 ft, occasionally to 8 ft.
Intracoastal waters a moderate chop.

$$

AMZ651-671-121700-
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-
1256 AM EDT Sun Oct 12 2025

.TODAY...NW winds 5 to 10 kt. Seas 4 to 6 ft, occasionally to 8 ft.
Wave Detail: N 5 ft at 9 seconds. Intracoastal waters light chop. A
slight chance of showers and tstms early this morning.
.TONIGHT...NE winds around 5 kt. Seas 4 to 6 ft, occasionally to
8 ft. Wave Detail: N 5 ft at 9 seconds. Intracoastal waters smooth.
.MON...N winds 5 to 10 kt. Seas 2 to 4 ft, occasionally to 5 ft.
Wave Detail: N 4 ft at 9 seconds. Intracoastal waters light chop.
.MON NIGHT...NE winds around 10 kt. Seas 2 to 3 ft. Wave Detail: N
3 ft at 8 seconds. Intracoastal waters light chop.
.TUE AND TUE NIGHT...NE winds 10 to 15 kt. Seas 2 to 4 ft,
occasionally to 5 ft. Wave Detail: N 3 ft at 4 seconds and N 3 ft at
7 seconds. Intracoastal waters a moderate chop.
.WED THROUGH THU...NE winds 10 to 15 kt. Seas 2 to 4 ft,
occasionally to 5 ft. Wave Detail: N 4 ft at 7 seconds. Intracoastal
waters a moderate chop.
.THU NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft, occasionally to
6 ft. Intracoastal waters a moderate chop.

Winds and seas higher in and near tstms.

$$

GMZ656-657-676-121700-
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-
1256 AM EDT Sun Oct 12 2025

.TODAY...N winds 10 to 15 kt, diminishing to 5 to 10 kt this
afternoon. Seas 2 to 3 ft. Wave Detail: NW 3 ft at 6 seconds and NE
1 foot at 2 seconds. Bay and inland waters light chop.
.TONIGHT...N winds 5 to 10 kt. Seas around 2 ft. Wave Detail: NW
2 ft at 5 seconds. Bay and inland waters light chop.
.MON...NE winds 5 to 10 kt. Seas around 2 ft. Wave Detail: NW 2 ft
at 5 seconds and NE 1 foot at 2 seconds. Bay and inland waters light
chop.
.MON NIGHT...NE winds 10 to 15 kt. Seas around 2 ft. Wave Detail: N
1 foot at 4 seconds. Bay and inland waters light chop.
.TUE AND TUE NIGHT...NE winds 10 to 15 kt. Seas around 2 ft. Wave
Detail: N 2 ft at 4 seconds. Bay and inland waters light chop.
.WED THROUGH THU...E winds 10 to 15 kt. Seas around 2 ft. Wave
Detail: N 2 ft at 3 seconds. Bay and inland waters light chop.

$$

AMZ610-121700-
Lake Okeechobee-
1256 AM EDT Sun Oct 12 2025

.TODAY...NW winds 5 to 10 kt. Lake waters light chop.
.TONIGHT...N winds around 5 kt. Lake waters smooth.
.MON...N winds around 5 kt. Lake waters smooth.
.MON NIGHT...NE winds 5 to 10 kt. Lake waters light chop.
.TUE AND TUE NIGHT...N winds 5 to 10 kt. Lake waters light chop.
.WED THROUGH THU...NE winds 10 to 15 kt. Lake waters a moderate
chop.

$$

AMZ630-121700-
Biscayne Bay-
1256 AM EDT Sun Oct 12 2025

.TODAY...N winds 5 to 10 kt, becoming SE late. Light chop.
.TONIGHT...W winds around 5 kt, becoming N after midnight. Smooth.
.MON...NE winds 5 to 10 kt. Light chop.
.MON NIGHT...NE winds around 10 kt. Light chop.
.TUE AND TUE NIGHT...NE winds 10 to 15 kt. A moderate chop.
.WED THROUGH THU...NE winds 10 to 15 kt. A moderate chop.

$$