Coastal Waters Forecast
Issued by NWS Miami, FL

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FZUS52 KMFL 180250
CWFMFL

Coastal Waters Forecast for South Florida
National Weather Service Miami FL
950 PM EST Wed Jan 17 2018

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-GMZ606-181515-
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-
950 PM EST Wed Jan 17 2018

.SYNOPSIS...Gusty north-northwest winds will overspread the
South Florida waters behind a cold front overnight building seas
across both the local Gulf and Atlantic waters. Hazardous boating
conditions will linger into Thursday afternoon before slowly
subsiding Thursday evening.

.GULF STREAM HAZARDS...Winds becoming north-northwest 20 to 25
knots. Seas building to 7 to 9 feet by daybreak

The approximate location of the west wall of the Gulf Stream as of
Jan 15, 2018 at 1200 UTC...

 10 nautical miles east of Fowey Rocks.
 13 nautical miles east southeast of Port Everglades.
  6 nautical miles east of Lake Worth.
 12 nautical miles east southeast of Jupiter Inlet.

This data courtesy of the Naval Oceanographic Office.

$$

AMZ650-670-181515-
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-
950 PM EST Wed Jan 17 2018

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY EVENING...

.REST OF TONIGHT...North northwest winds 15 to 20 knots along
the coast to north northwest 20 to 25 knots in the Gulf Stream.
Along the coast, seas 3 to 5 feet with occasional seas to 6 feet.
In the Gulf Stream, seas 4 to 6 feet with occasional seas to 8
feet building to 6 to 8 feet with occasional seas to 10 feet
after midnight. Period 5 seconds. Intracoastal waters a moderate
chop.
.THURSDAY...North winds 20 to 25 knots. Seas 3 to 5 feet with
occasional seas to 6 feet along the coast and 6 to 8 feet with
occasional to 10 feet in the Gulf Stream. Period 7 seconds.
Intracoastal waters a moderate chop.
.THURSDAY NIGHT...North northeast winds 10 to 15 knots along the
coast to northeast 10 to 15 knots in the Gulf Stream. Seas 3 to
5 feet with occasional seas to 6 feet along the coast and 5 to
7 feet with occasional to 9 feet in the Gulf Stream. Period
8 seconds. Intracoastal waters a moderate chop. A slight chance
of showers.
.FRIDAY...Northeast winds 5 to 10 knots. Seas 3 to 5 feet with
occasional seas to 6 feet. Period 8 seconds. Intracoastal waters
light chop. A slight chance of showers in the morning.
.FRIDAY NIGHT...East northeast winds 5 to 10 knots along the
coast to east northeast 10 to 15 knots in the Gulf Stream. Seas
3 to 5 feet with occasional seas to 6 feet. Intracoastal waters
a moderate chop.
.SATURDAY...East winds 5 to 10 knots along the coast to east
10 to 15 knots in the Gulf Stream. Seas 3 to 5 feet with
occasional seas to 6 feet. Intracoastal waters a moderate chop.
A slight chance of showers.
.SATURDAY NIGHT AND SUNDAY...East winds 10 to 15 knots. Seas
2 to 4 feet with occasional seas to 5 feet. Intracoastal waters
a moderate chop. A chance of showers.
.SUNDAY NIGHT AND MONDAY...East southeast winds 10 to 15 knots.
Seas 2 to 3 feet. Intracoastal waters a moderate chop. A slight
chance of showers.

$$

AMZ651-671-181515-
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-
950 PM EST Wed Jan 17 2018

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY EVENING...

.REST OF TONIGHT...North northwest winds 15 to 20 knots along
the coast to north northwest 20 to 25 knots in the Gulf Stream.
Along the coast, seas 2 to 4 feet with occasional seas to 5 feet.
In the Gulf Stream, seas 4 to 6 feet with occasional seas to 8
feet building to 6 to 8 feet with occasional seas to 10 feet
after midnight. Period 6 seconds. Intracoastal waters a moderate
chop.
.THURSDAY...North winds 15 to 20 knots along the coast to north
20 to 25 knots in the Gulf Stream. Seas 3 to 5 feet with
occasional seas to 6 feet along the coast and 7 to 9 feet with
occasional to 11 feet in the Gulf Stream. Period 7 seconds.
Intracoastal waters a moderate chop.
.THURSDAY NIGHT...North northeast winds 10 to 15 knots along the
coast to northeast 15 to 20 knots in the Gulf Stream. Seas 2 to
4 feet with occasional seas to 5 feet along the coast and 6 to
8 feet with occasional to 10 feet in the Gulf Stream. Period
8 seconds. Intracoastal waters choppy in exposed areas. A slight
chance of showers.
.FRIDAY...Northeast winds 10 to 15 knots. Seas 2 to 3 feet along
the coast and 3 to 5 feet with occasional to 6 feet in the Gulf
Stream. Period 8 seconds. Intracoastal waters a moderate chop. A
slight chance of showers in the morning.
.FRIDAY NIGHT...East northeast winds around 10 knots along the
coast to east northeast 10 to 15 knots in the Gulf Stream. Seas
3 to 5 feet with occasional seas to 6 feet. Intracoastal waters
a moderate chop.
.SATURDAY...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas to 5 feet. Intracoastal waters a moderate chop.
A slight chance of showers.
.SATURDAY NIGHT...East winds 10 to 15 knots along the coast to
east 15 to 20 knots in the Gulf Stream. Seas 2 to 4 feet with
occasional seas to 5 feet. Intracoastal waters choppy in exposed
areas. A chance of showers.
.SUNDAY...East winds around 15 knots. Seas 2 to 4 feet with
occasional seas to 5 feet. Intracoastal waters a moderate chop.
A chance of showers.
.SUNDAY NIGHT AND MONDAY...East southeast winds 10 to 15 knots.
Seas 2 to 3 feet. Intracoastal waters a moderate chop. A slight
chance of showers.

$$

AMZ630-181515-
Biscayne Bay-
950 PM EST Wed Jan 17 2018

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.REST OF TONIGHT...North northwest winds 15 to 20 knots. Bay
waters choppy.
.THURSDAY...North winds 15 to 20 knots. Bay waters choppy.
.THURSDAY NIGHT...North northeast winds 10 to 15 knots. Bay
waters a moderate chop.
.FRIDAY...Northeast winds 5 to 10 knots. Bay waters a light chop.
.FRIDAY NIGHT...East northeast winds around 10 knots. Bay waters
light chop.
.SATURDAY...East winds 10 to 15 knots. Bay waters a moderate
chop. A slight chance of showers.
.SATURDAY NIGHT AND SUNDAY...East winds 10 to 15 knots. Bay
waters a moderate chop. A chance of showers.
.SUNDAY NIGHT...East winds 10 to 15 knots. Bay waters a moderate
chop.
.MONDAY...East southeast winds around 10 knots. Bay waters a light
chop. A slight chance of showers.

$$

GMZ656-657-181515-
Coastal waters from Chokoloskee to Bonita Beach FL out 20 NM-
Coastal waters from East Cape Sable to Chokoloskee FL out 20 NM-
950 PM EST Wed Jan 17 2018

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

.REST OF TONIGHT...North winds around 20 knots with gusts to
around 30 knots. Seas 2 to 4 feet with occasional seas to 5 feet
nearshore and 6 to 8 feet with occasional to 10 feet offshore.
Period 5 seconds. Bay and inland waters a moderate chop.
.THURSDAY...North northeast winds 15 to 20 knots. Nearshore,
seas 2 to 3 feet. Offshore, seas 5 to 7 feet with occasional
seas to 9 feet subsiding to 2 to 4 feet with occasional seas to
5 feet in the afternoon. Period 6 seconds. Bay and inland waters
a moderate chop.
.THURSDAY NIGHT...North northeast winds 10 to 15 knots. Seas
less than 2 feet nearshore and 2 to 3 feet offshore. Period
3 seconds. Bay and inland waters a light chop.
.FRIDAY...Northeast winds 5 to 10 knots. Seas around 2 feet.
Period 3 seconds. Bay and inland waters a light chop.
.FRIDAY NIGHT...East northeast winds 5 to 10 knots. Seas less
than 2 feet. Bay and inland waters a light chop.
.SATURDAY...East northeast winds 5 to 10 knots. Seas around
2 feet. Bay and inland waters a light chop. A slight chance of
showers.
.SATURDAY NIGHT...East northeast winds 5 to 10 knots. Seas less
than 2 feet. Bay and inland waters a light chop. A chance of
showers.
.SUNDAY...East winds around 10 knots. Seas around 2 feet. Bay
and inland waters a light chop. A slight chance of showers.
.SUNDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet.
Bay and inland waters a light chop.
.MONDAY...Southeast winds 5 to 10 knots. Seas less than 2 feet.
Bay and inland waters a light chop. A slight chance of showers.

$$

GMZ676-181515-
Waters from Chokoloskee to Bonita Beach FL from 20 to 60 NM-
950 PM EST Wed Jan 17 2018

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

.REST OF TONIGHT...North winds 20 to 25 knots. Seas 7 to 9 feet
with occasional seas to 11 feet. Period 6 seconds.
.THURSDAY...North northeast winds 15 to 20 knots with gusts to
around 30 knots. Seas 6 to 8 feet with occasional seas to
10 feet subsiding to 4 to 6 feet with occasional seas to 8 feet
in the afternoon. Period 7 seconds.
.THURSDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to
4 feet with occasional seas to 5 feet. Period 7 seconds.
.FRIDAY...Northeast winds 5 to 10 knots. Seas 2 to 3 feet.
Period 5 seconds.
.FRIDAY NIGHT...East northeast winds 5 to 10 knots. Seas around
2 feet.
.SATURDAY...East northeast winds around 10 knots. Seas around
2 feet. A slight chance of showers.
.SATURDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet.
A chance of showers.
.SUNDAY...East winds around 10 knots. Seas around 2 feet. A
slight chance of showers.
.SUNDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet.
.MONDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. A
slight chance of showers.

$$

AMZ610-181515-
Lake Okeechobee-
950 PM EST Wed Jan 17 2018

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.REST OF TONIGHT...North northwest winds 15 to 20 knots with
gusts to around 30 knots. Lake waters choppy.
.THURSDAY...North winds 15 to 20 knots. Lake waters choppy.
.THURSDAY NIGHT...North winds 5 to 10 knots. Lake waters a light
chop.
.FRIDAY...Northeast winds 5 to 10 knots. Lake waters a light chop.
.FRIDAY NIGHT...Northeast winds 5 to 10 knots. Lake waters a light
chop.
.SATURDAY...East winds 5 to 10 knots. Lake waters a light chop.
.SATURDAY NIGHT...East northeast winds 5 to 10 knots. Lake
waters a light chop. A slight chance of showers.
.SUNDAY...East winds 5 to 10 knots. Lake waters a light chop. A
slight chance of showers.
.SUNDAY NIGHT...East winds 5 to 10 knots. Lake waters a light
chop.
.MONDAY...Southeast winds 5 to 10 knots. Lake waters a light chop.
A slight chance of showers.

$$



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