Coastal Waters Forecast
Issued by NWS Miami, FL

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054
FZUS52 KMFL 122001
CWFMFL

Coastal Waters Forecast for Florida
National Weather Service Miami FL
401 PM EDT Sat Sep 12 2026

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-GMZ606-130900-
401 PM EDT Sat Sep 12 2026

.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...

Gentle to moderate southeasterly winds will prevail across the local
waters through this weekend, with southerly-southwesterly winds
possible across the Gulf waters each afternoon. Seas should remain
in the 1-2 feet range across the Gulf waters and 1-3 feet across the
Atlantic waters through the period. Scattered to numerous showers
and thunderstorms will develop over the local waters each day, with
gusty and erratic winds and periods of rough waves possible in their
vicinity. A few fair weather waterspouts remain possible along
boundary collisions offshore.

Gulf Stream Hazards: None

The approximate location of the west wall of the Gulf Stream as of
Sep 09, 2026.

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

This data courtesy of the Naval Oceanographic Office.

$$

AMZ650-670-130900-
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-
401 PM EDT Sat Sep 12 2026

.TONIGHT...SE winds 5 to 10 kt. Seas less than 2 ft or less. Wave
Detail: SE 1 foot at 4 seconds and NW 1 foot at 5 seconds.
Intracoastal waters light chop. A chance of showers and tstms early
this evening, then a slight chance of showers and tstms late this
evening and early morning. A chance of showers and tstms late.
.SUN...S winds around 5 kt. Seas less than 2 ft or less. Wave
Detail: SE 1 foot at 4 seconds. Intracoastal waters smooth. A chance
of showers and tstms.
.SUN NIGHT...S winds around 5 kt. Seas less than 2 ft or less. Wave
Detail: SE 1 foot at 3 seconds. Intracoastal waters smooth.
.MON...SW winds around 5 kt, becoming E in the afternoon. Seas less
than 2 ft or less. Wave Detail: SE 1 foot at 3 seconds. Intracoastal
waters smooth. A chance of showers and tstms in the afternoon.
.MON NIGHT...E winds around 5 kt. Seas less than 2 ft or less. Wave
Detail: E 1 foot at 2 seconds. Intracoastal waters smooth. A chance
of showers and tstms after midnight.
.TUE...E winds 5 to 10 kt. Seas less than 2 ft or less, then around
2 ft in the afternoon. Wave Detail: NE 1 foot at 3 seconds.
Intracoastal waters light chop. Showers likely. A chance of tstms in
the morning, then tstms likely in the afternoon.
.TUE NIGHT...E winds 10 to 15 kt. Seas around 2 ft. Intracoastal
waters a moderate chop. Showers likely. Tstms likely until early
morning, then a chance of tstms late.
.WED...E winds 10 to 15 kt. Seas 2 to 3 ft, building to 3 to 5 ft,
occasionally to 6 ft in the afternoon. Intracoastal waters a
moderate chop. Showers. A chance of tstms in the morning, then tstms
likely in the afternoon.
.WED NIGHT...E winds 15 to 20 kt, diminishing to 10 to 15 kt after
midnight. Seas 4 to 6 ft, occasionally to 8 ft. Intracoastal waters
choppy in exposed areas. Showers with tstms likely.
.THU...SE winds 10 to 15 kt. Seas 3 to 5 ft, occasionally to 6 ft.
Intracoastal waters a moderate chop. Showers likely with a chance of
tstms.
.THU NIGHT...E winds 5 to 10 kt. Seas 2 to 4 ft, occasionally to
5 ft. Intracoastal waters light chop. A chance of tstms. Showers
likely until early morning, then a chance of showers late.

Winds and seas higher in and near tstms.

$$

AMZ651-671-130900-
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-
401 PM EDT Sat Sep 12 2026

.TONIGHT...SE winds 5 to 10 kt. Seas less than 2 ft or less. Wave
Detail: NW 1 foot at 3 seconds and SE 1 foot at 4 seconds.
Intracoastal waters light chop. A chance of showers and tstms,
mainly this evening.
.SUN...S winds 5 to 10 kt, diminishing to around 5 kt in the
afternoon. Seas less than 2 ft or less. Wave Detail: S 1 foot at
3 seconds. Intracoastal waters light chop. A chance of showers and
tstms until late afternoon.
.SUN NIGHT...S winds around 5 kt. Seas less than 2 ft or less. Wave
Detail: SE 1 foot at 3 seconds. Intracoastal waters smooth.
.MON...SE winds around 5 kt. Seas less than 2 ft or less. Wave
Detail: SE 1 foot at 2 seconds. Intracoastal waters smooth. A chance
of showers and tstms until late afternoon.
.MON NIGHT...E winds 5 to 10 kt. Seas less than 2 ft or less. Wave
Detail: E 1 foot at 2 seconds. Intracoastal waters light chop. A
chance of showers and tstms after midnight.
.TUE...E winds 5 to 10 kt, becoming NE 10 to 15 kt in the afternoon.
Seas less than 2 ft or less, then around 2 ft in the afternoon. Wave
Detail: NE 2 ft at 3 seconds. Intracoastal waters a moderate chop. A
chance of tstms. A chance of showers in the morning, then showers
likely in the afternoon.
.TUE NIGHT...E winds 10 to 15 kt. Seas 2 to 3 ft. Intracoastal
waters a moderate chop. Showers likely.
.WED...E winds 10 to 15 kt. Seas around 2 ft. Intracoastal waters a
moderate chop. A chance of tstms. Showers.
.WED NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft, occasionally to
6 ft. Intracoastal waters a moderate chop. Showers with a chance of
tstms.
.THU...E winds 10 to 15 kt. Seas 3 to 5 ft, occasionally to 6 ft.
Intracoastal waters a moderate chop. Showers likely with a chance of
tstms.
.THU NIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft, occasionally to
5 ft. Intracoastal waters a moderate chop. Showers likely with a
chance of tstms.

Winds and seas higher in and near tstms.

$$

GMZ656-657-676-130900-
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-
401 PM EDT Sat Sep 12 2026

.TONIGHT...SE winds 5 to 10 kt. Seas less than 2 ft or less. Wave
Detail: SE 1 foot at 3 seconds. Bay and inland waters light chop. A
chance of showers and tstms early this evening, then a slight chance
of showers and tstms late this evening and early morning.
.SUN...SE winds around 5 kt, becoming W in the afternoon. Seas less
than 2 ft or less. Bay and inland waters smooth. A chance of
showers. A chance of tstms in the late morning and afternoon.
.SUN NIGHT...N winds around 5 kt. Seas less than 2 ft or less. Bay
and inland waters smooth. A chance of showers and tstms early in the
evening. A chance of showers and tstms late.
.MON...NE winds around 5 kt. Seas less than 2 ft or less. Bay and
inland waters smooth. A chance of showers and tstms until late
afternoon, then showers and tstms likely late.
.MON NIGHT...NE winds 5 to 10 kt. Seas less than 2 ft or less. Wave
Detail: N 1 foot at 2 seconds. Bay and inland waters light chop. A
chance of showers and tstms.
.TUE...E winds 5 to 10 kt. Seas less than 2 ft or less. Wave Detail:
E 1 foot at 3 seconds. Bay and inland waters light chop. A chance of
showers and tstms until late afternoon, then showers and tstms
likely late.
.TUE NIGHT...E winds 10 to 15 kt with gusts up to 20 kt. Seas 1 to
2 ft, building to 2 to 3 ft after midnight. Bay and inland waters
light chop. Showers and tstms likely, mainly in the evening.
.WED...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft.
Bay and inland waters light chop. A chance of showers and tstms in
the morning, then showers with tstms likely in the afternoon.
.WED NIGHT...E winds 20 to 25 kt. Seas 2 to 4 ft, occasionally to
5 ft. Bay and inland waters a moderate chop. Tstms likely in the
evening. Showers. A chance of tstms after midnight.
.THU...E winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. Seas 2 to 4 ft, occasionally to 5 ft. Bay and inland
waters a moderate chop. A chance of tstms. A chance of showers early
in the morning, then showers in the late morning and afternoon.
.THU NIGHT...E winds 10 to 15 kt. Seas around 2 ft. Bay and inland
waters light chop. A chance of tstms. Showers until early morning,
then a chance of showers late.

Winds and seas higher in and near tstms.

$$

AMZ610-130900-
Lake Okeechobee-
401 PM EDT Sat Sep 12 2026

.TONIGHT...S winds around 5 kt. Lake waters smooth. A chance of
showers and tstms early this evening.
.SUN...W winds around 5 kt, becoming E in the afternoon. Lake waters
smooth. A chance of showers and tstms early in the afternoon.
Showers and tstms likely late.
.SUN NIGHT...SE winds around 5 kt, becoming SW after midnight. Lake
waters smooth. A chance of showers and tstms early in the evening.
.MON...N winds around 5 kt, becoming NE in the afternoon. Lake
waters smooth. Showers and tstms likely in the afternoon.
.MON NIGHT...E winds 5 to 10 kt, diminishing to around 5 kt after
midnight. Lake waters light chop. Showers and tstms likely early in
the evening.
.TUE...NE winds around 5 kt, increasing to 5 to 10 kt with gusts up
to 20 kt in the afternoon. Lake waters light chop. A chance of
showers in the morning. A chance of tstms late in the morning, then
showers and tstms in the afternoon.
.TUE NIGHT...NE winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. Lake waters a moderate
chop. Showers and tstms early in the evening.
.WED...NE winds 10 to 15 kt, increasing to 15 to 20 kt with gusts up
to 25 kt in the afternoon. Lake waters choppy. A chance of showers
and tstms in the morning, then showers and tstms in the afternoon.
.WED NIGHT...NE winds 15 to 20 kt with gusts up to 25 kt,
diminishing to 5 to 10 kt after midnight. Lake waters choppy.
Showers and tstms early in the evening.
.THU...E winds 5 to 10 kt. Lake waters light chop. A chance of
showers and tstms in the morning, then showers and tstms likely in
the afternoon.
.THU NIGHT...E winds 5 to 10 kt. Lake waters light chop. Showers and
tstms likely early in the evening.

Winds and waves higher in and near tstms.

$$

AMZ630-130900-
Biscayne Bay-
401 PM EDT Sat Sep 12 2026

.TONIGHT...E winds around 5 kt, becoming S after midnight. Smooth. A
chance of showers and tstms early this evening, then a slight chance
of showers and tstms late this evening.
.SUN...SW winds around 5 kt, becoming SE in the afternoon. Smooth. A
chance of showers and tstms in the morning, then showers and tstms
likely in the afternoon.
.SUN NIGHT...SW winds around 5 kt. Smooth. A chance of showers and
tstms early in the evening.
.MON...E winds around 5 kt. Smooth. A chance of showers and tstms in
the afternoon.
.MON NIGHT...E winds 5 to 10 kt. Light chop. A chance of showers and
tstms early in the evening.
.TUE...E winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. A moderate chop. A chance of showers and tstms in the
morning, then showers and tstms likely in the afternoon.
.TUE NIGHT...E winds 10 to 15 kt. A moderate chop. Showers likely.
Tstms likely early in the evening, then a chance of tstms in the
late evening and overnight.
.WED...E winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up
to 20 kt in the afternoon. A moderate chop. Showers likely with a
chance of tstms in the morning, then showers with tstms likely in
the afternoon.
.WED NIGHT...E winds 10 to 15 kt. A moderate chop. Showers with
tstms likely early in the evening, then showers likely with a chance
of tstms in the late evening and overnight.
.THU...E winds around 10 kt. Light chop. Showers likely. A chance of
tstms in the morning, then tstms likely in the afternoon.
.THU NIGHT...E winds 5 to 10 kt. Light chop. Tstms likely in the
evening. Showers likely. A chance of tstms after midnight.

Winds and waves higher in and near tstms.

$$