Coastal Waters Forecast
Issued by NWS Miami, FL

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FZUS52 KMFL 230733
CWFMFL

Coastal Waters Forecast for South Florida
National Weather Service Miami FL
333 AM EDT Mon Oct 23 2017

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-GMZ606-231630-
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-
333 AM EDT Mon Oct 23 2017

.SYNOPSIS...
An approaching cold front will increase shower and thunderstorm
activity through the middle of the week with winds veering
southerly to southwesterly ahead of the front. Winds and seas
will pick up with and behind the frontal passage.

.GULF STREAM HAZARDS...None.

The approximate location of the west wall of the Gulf Stream as of
Oct 21, 2017 at 1200 UTC...

  9 nautical miles east of Fowey Rocks.
 13 nautical miles east southeast of Port Everglades.
 13 nautical miles east southeast of Lake Worth.
 11 nautical miles east of Jupiter Inlet.

This data courtesy of the Naval Oceanographic Office.

$$

AMZ650-670-231630-
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-
333 AM EDT Mon Oct 23 2017

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.TODAY...Southeast winds 15 to 20 knots. Seas 2 to 4 feet with
occasional seas to 5 feet. Period 5 seconds. Intracoastal waters
a moderate chop. A slight chance of showers in the morning. A
chance of showers and a slight chance of thunderstorms in the
afternoon.
.TONIGHT...South southeast winds 5 to 10 knots along the coast
to south southeast 10 to 15 knots in the Gulf Stream. Seas 2 to
3 feet. Period 5 seconds. Intracoastal waters a light chop. A
chance of showers and a slight chance of thunderstorms.
.TUESDAY...South winds 10 to 15 knots. Seas 2 to 3 feet. Period
4 seconds. Intracoastal waters a light chop. Showers likely and a
chance of thunderstorms.
.TUESDAY NIGHT...Along the coast, south southwest winds 5 to
10 knots becoming northwest 10 to 15 knots after midnight. In
the Gulf Stream, south winds 10 to 15 knots becoming west
southwest after midnight. Seas around 2 feet. Period 4 seconds.
Intracoastal waters a light chop. A chance of showers and a slight
chance of thunderstorms in the evening...then showers likely
and a chance of thunderstorms after midnight.
.WEDNESDAY...North winds 15 to 20 knots along the coast to north
15 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 in the afternoon.
Intracoastal waters a moderate chop. Showers likely and a chance
of thunderstorms.
.WEDNESDAY NIGHT...North winds around 15 knots along the coast
to north 15 to 25 knots in the Gulf Stream. 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. Intracoastal
waters a moderate chop. A chance of showers and a slight chance
of thunderstorms.
.THURSDAY...North northeast winds around 15 knots. Seas 2 to
4 feet with occasional seas to 5 feet along the coast and 4 to
6 feet with occasional to 8 feet in the Gulf Stream.
Intracoastal waters a moderate chop.
.THURSDAY NIGHT...Northeast winds 10 to 15 knots. Seas 3 to
5 feet with occasional seas to 6 feet. Intracoastal waters a
moderate chop.
.FRIDAY...East northeast winds 10 to 15 knots. Seas 2 to 3 feet.
Intracoastal waters a moderate chop.

$$

AMZ651-671-231630-
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-
333 AM EDT Mon Oct 23 2017

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.TODAY...Southeast winds 15 to 20 knots. Seas 2 to 4 feet with
occasional seas to 5 feet. Period 5 seconds. Intracoastal waters
choppy in exposed areas. A chance of showers. A
slight chance of thunderstorms in the afternoon.
.TONIGHT...South southeast winds 5 to 10 knots along the coast
to south southeast 10 to 15 knots in the Gulf Stream. Seas 2 to
3 feet. Period 5 seconds. Intracoastal waters a light chop. A
chance of showers and a slight chance of thunderstorms.
.TUESDAY...South southeast winds 10 to 15 knots. Seas 2 to
3 feet. Period 4 seconds. Intracoastal waters a light chop.
Showers likely and a chance of thunderstorms.
.TUESDAY NIGHT...Along the coast, south winds 5 to 10 knots
becoming west after midnight. In the Gulf Stream, south winds
10 to 15 knots becoming southwest after midnight. Seas around
2 feet. Period 4 seconds. Intracoastal waters a light chop.
Showers likely and a chance of thunderstorms.
.WEDNESDAY...North winds 10 to 15 knots along the coast to north
15 to 20 knots in the Gulf Stream. Along the coast, seas 2 to
3 feet. In the Gulf Stream, seas 2 to 3 feet building to 5 to
7 feet with occasional seas to 9 feet in the afternoon.
Intracoastal waters a moderate chop. Showers likely and a chance
of thunderstorms.
.WEDNESDAY NIGHT...North winds around 20 knots with gusts to
around 30 knots. 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. Intracoastal waters a moderate chop. A chance
of showers and a slight chance of thunderstorms.
.THURSDAY...North northeast winds 15 to 20 knots. Seas 2 to
4 feet with occasional seas to 5 feet along the coast and 5 to
7 feet with occasional to 9 feet in the Gulf Stream.
Intracoastal waters choppy in exposed areas.
.THURSDAY NIGHT...Winds 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. Intracoastal waters a moderate chop.
.FRIDAY...East northeast winds around 15 knots. Seas 2 to
3 feet. Intracoastal waters a moderate chop. A chance of showers
and a slight chance of thunderstorms.

$$

AMZ630-231630-
Biscayne Bay-
333 AM EDT Mon Oct 23 2017

.TODAY...Southeast winds 10 to 15 knots. Bay waters a moderate
chop. A chance of showers and a slight chance of thunderstorms.
.TONIGHT...South southeast winds 5 to 10 knots. Bay waters a light
chop. A chance of showers and a slight chance of thunderstorms.
.TUESDAY...South southeast winds around 10 knots. Bay waters
light chop. Showers likely and a chance of thunderstorms.
.TUESDAY NIGHT...South winds 5 to 10 knots becoming west after
midnight. Bay waters a light chop. Showers likely and a chance of
thunderstorms.
.WEDNESDAY...North winds 10 to 15 knots. Bay waters a moderate
chop. Showers likely and a chance of thunderstorms.
.WEDNESDAY NIGHT...North winds 15 to 20 knots. Bay waters
choppy. A chance of showers and a slight chance of
thunderstorms.
.THURSDAY AND THURSDAY NIGHT...Northeast winds 10 to 15 knots.
Bay waters a moderate chop.
.FRIDAY...East northeast winds 10 to 15 knots. Bay waters a
moderate chop. A slight chance of showers.

$$

GMZ656-657-231630-
Coastal waters from Chokoloskee to Bonita Beach FL out 20 NM-
Coastal waters from East Cape Sable to Chokoloskee FL out 20 NM-
333 AM EDT Mon Oct 23 2017

.TODAY...South southeast winds 10 to 15 knots. Seas 2 to 3 feet.
Period 4 seconds. Bay and inland waters a light chop. A slight
chance of showers in the morning...then a chance of showers and
a slight chance of thunderstorms in the afternoon.
.TONIGHT...Southeast winds 5 to 10 knots nearshore and south
southeast 10 to 15 knots offshore. Seas around 2 feet. Period
3 seconds. Bay and inland waters a light chop. A chance of showers
and a slight chance of thunderstorms in the evening...then
showers likely and a chance of thunderstorms after midnight.
.TUESDAY...Nearshore, south southwest winds 5 to 10 knots.
Offshore, south winds 5 to 10 knots becoming west southwest
10 to 15 knots in the afternoon. Seas around 2 feet. Period
3 seconds. Bay and inland waters a light chop. Showers likely and
a chance of thunderstorms.
.TUESDAY NIGHT...Winds north winds 15 to 20 knots. Seas 2 to
3 feet nearshore and 3 to 5 feet with occasional to 6 feet
offshore. Period 6 seconds. Bay and inland waters a moderate
chop. Showers likely and a chance of thunderstorms.
.WEDNESDAY...North winds 15 to 20 knots nearshore and north
20 to 25 knots offshore. Seas 2 to 3 feet nearshore and 5 to
7 feet with occasional to 9 feet offshore. Bay and inland waters
a moderate chop. A chance of showers and a slight chance of
thunderstorms in the morning.
.WEDNESDAY NIGHT...Winds north winds 15 to 20 knots. Seas 2 to
3 feet nearshore and 5 to 7 feet with occasional to 9 feet
offshore. Bay and inland waters a moderate chop.
.THURSDAY...North northeast winds 15 to 20 knots becoming 10 to
15 knots in the afternoon. Nearshore, seas around 2 feet.
Offshore, seas 3 to 5 feet with occasional seas to 6 feet
subsiding to 2 to 3 feet in the afternoon. Bay and inland waters
a moderate chop.
.THURSDAY NIGHT AND FRIDAY...East northeast winds 10 to
15 knots. Seas less than 2 feet nearshore and 2 to 3 feet
offshore. Bay and inland waters a light chop.

$$

GMZ676-231630-
Waters from Chokoloskee to Bonita Beach FL from 20 to 60 NM-
333 AM EDT Mon Oct 23 2017

.TODAY...South winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas to 5 feet. Period 4 seconds. A chance of showers
and a slight chance of thunderstorms.
.TONIGHT...South southeast winds 5 to 10 knots. Seas around
2 feet. Period 4 seconds. Showers likely and a chance of
thunderstorms.
.TUESDAY...South southwest winds 5 to 10 knots becoming north
northwest 15 to 20 knots in the afternoon. Seas 2 to 3 feet.
Period 5 seconds. Showers likely and a chance of thunderstorms.
.TUESDAY NIGHT...North winds 15 to 20 knots. Seas 4 to 6 feet
with occasional seas to 8 feet. Period 6 seconds. Showers likely
and a chance of thunderstorms.
.WEDNESDAY...North winds 20 to 25 knots. Seas 7 to 9 feet with
occasional seas to 11 feet. A chance of showers and a slight
chance of thunderstorms in the morning.
.WEDNESDAY NIGHT...North winds 15 to 20 knots. Seas 6 to 8 feet
with occasional seas to 10 feet subsiding to 4 to 6 feet with
occasional seas to 8 feet after midnight.
.THURSDAY...Northeast winds 10 to 15 knots. Seas 3 to 5 feet
with occasional seas to 6 feet.
.THURSDAY NIGHT AND FRIDAY...East northeast winds 10 to
15 knots. Seas 2 to 3 feet.

$$

AMZ610-231630-
Lake Okeechobee-
333 AM EDT Mon Oct 23 2017

.TODAY...Southeast winds 10 to 15 knots. Lake waters a moderate
chop. A slight chance of showers in the morning...then a chance
of showers and a slight chance of thunderstorms in the
afternoon.
.TONIGHT...South southeast winds 5 to 10 knots. Lake waters
light chop. A chance of showers and a slight chance of
thunderstorms in the evening...then showers likely and a chance
of thunderstorms after midnight.
.TUESDAY...South southwest winds 5 to 10 knots. Lake waters
light chop. Showers likely and a chance of thunderstorms.
.TUESDAY NIGHT...North northwest winds 10 to 15 knots. Lake
waters a moderate chop. Showers likely and a chance of
thunderstorms.
.WEDNESDAY...North winds 10 to 15 knots. Lake waters a moderate
chop. A chance of showers and a slight chance of thunderstorms
in the morning...then a slight chance of showers in the
afternoon.
.WEDNESDAY NIGHT...North winds 10 to 15 knots. Lake waters a
moderate chop.
.THURSDAY AND THURSDAY NIGHT...North northeast winds 5 to
10 knots. Lake waters a light chop.
.FRIDAY...East northeast winds 5 to 10 knots. Lake waters a light
chop.

$$



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