Coastal Waters Forecast
Issued by NWS Miami, FL

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FZUS52 KMFL 211454
CWFMFL

Coastal Waters Forecast for South Florida
National Weather Service Miami FL
1054 AM EDT Sat Apr 21 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-GMZ606-220315-
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-
1054 AM EDT Sat Apr 21 2018

.SYNOPSIS...
A stalled front remains just to the north, over Central Florida.
Marine conditions are forecast to deteriorate through the day as
the wind increases and seas build. Showers and thunderstorms
are forecast bring locally higher winds and waves late this
weekend into early next week. Conditions should gradually
improve by mid next week.

.GULF STREAM HAZARDS...Deteriorating conditions over the weekend
with 7 to 8 foot seas expected.

The approximate location of the west wall of the Gulf Stream as of
Apr 19, 2018 at 1200 UTC...

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

This data courtesy of the Naval Oceanographic Office.


$$

AMZ650-670-220315-
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-
1054 AM EDT Sat Apr 21 2018

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

.REST OF TODAY...East winds 10 to 15 knots along the coast to
east 15 to 20 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 choppy in exposed areas. A chance of showers
and thunderstorms.
.TONIGHT...East southeast winds 10 to 15 knots along the coast
to east 15 to 20 knots with gusts to around 30 knots in the Gulf
Stream. Seas 5 to 7 feet with occasional seas to 9 feet. Period
7 seconds. Intracoastal waters choppy in exposed areas. A chance
of showers late in the evening. A chance of thunderstorms
through the night. Showers likely after midnight.
.SUNDAY...East southeast winds 10 to 15 knots along the coast to
east southeast 15 to 20 knots in the Gulf Stream. Seas 4 to
6 feet with occasional seas to 8 feet. Period 6 seconds.
Intracoastal waters choppy in exposed areas. Showers likely and
a chance of thunderstorms.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots along the coast
to southeast 15 to 20 knots with gusts to around 30 knots in the
Gulf Stream. Seas 3 to 5 feet with occasional seas to 6 feet.
Period 5 seconds. Intracoastal waters choppy in exposed areas. A
chance of showers and thunderstorms late in the evening...then
showers and thunderstorms likely after midnight.
.MONDAY...Southeast winds around 15 knots. Seas 2 to 4 feet with
occasional seas to 5 feet. Intracoastal waters a moderate chop.
A chance of showers and thunderstorms.
.MONDAY NIGHT AND TUESDAY...South winds 10 to 15 knots. Seas
2 to 3 feet. Intracoastal waters a light chop. Showers and
thunderstorms likely.
.TUESDAY NIGHT AND WEDNESDAY...West southwest winds 10 to
15 knots. Seas 2 to 3 feet. Intracoastal waters a light chop. A
chance of showers and thunderstorms.

$$

AMZ651-671-220315-
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-
1054 AM EDT Sat Apr 21 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM 5 PM EDT THIS AFTERNOON
THROUGH SUNDAY MORNING...

.REST OF TODAY...East winds 10 to 15 knots. Seas 2 to 4 feet
with occasional seas to 5 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
and thunderstorms.
.TONIGHT...East southeast winds 10 to 15 knots along the coast
to east southeast 15 to 20 knots in the Gulf Stream. Seas 4 to
6 feet with occasional seas to 8 feet. Period 8 seconds.
Intracoastal waters choppy in exposed areas. A chance of showers
late in the evening. A chance of thunderstorms through the
night. Showers likely after midnight.
.SUNDAY...East southeast winds 10 to 15 knots along the coast to
east southeast 15 to 20 knots in the Gulf Stream. Seas 3 to
5 feet with occasional seas to 6 feet. Period 8 seconds.
Intracoastal waters choppy in exposed areas. Showers likely in
the morning. A chance of thunderstorms. A chance
of showers.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots along the coast
to east southeast 15 to 20 knots in the Gulf Stream. Seas 2 to
4 feet with occasional seas to 5 feet. Period 4 seconds.
Intracoastal waters choppy in exposed areas. A chance of showers
and thunderstorms.
.MONDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet.
Intracoastal waters a moderate chop. A chance of showers and
thunderstorms.
.MONDAY NIGHT...South southeast winds 10 to 15 knots. Seas 2 to
3 feet. Intracoastal waters a light chop. Showers and
thunderstorms likely.
.TUESDAY...South southwest winds 10 to 15 knots. Seas around
2 feet. Intracoastal waters a light chop. Showers and
thunderstorms likely.
.TUESDAY NIGHT...West southwest winds 5 to 10 knots. Seas around
2 feet. Intracoastal waters a light chop. Showers and
thunderstorms likely.
.WEDNESDAY...West southwest winds 10 to 15 knots. Seas around
2 feet. Intracoastal waters a light chop. A chance of showers and
thunderstorms.

$$

AMZ630-220315-
Biscayne Bay-
1054 AM EDT Sat Apr 21 2018

.REST OF TODAY...East winds 10 to 15 knots. Bay waters a
moderate chop.
.TONIGHT...East southeast winds 10 to 15 knots. Bay waters a
moderate chop. A chance of showers and thunderstorms.
.SUNDAY...East southeast winds 10 to 15 knots. Bay waters a
moderate chop. A chance of showers and thunderstorms.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots. Bay waters a
moderate chop. A chance of showers and thunderstorms.
.MONDAY...Southeast winds 10 to 15 knots. Bay waters a moderate
chop. A chance of showers and thunderstorms.
.MONDAY NIGHT...South southeast winds 5 to 10 knots. Bay waters
light chop. Showers and thunderstorms likely.
.TUESDAY...South southwest winds 5 to 10 knots. Bay waters a light
chop. Showers and thunderstorms likely.
.TUESDAY NIGHT...West southwest winds 5 to 10 knots. Bay waters
light chop. A chance of showers and thunderstorms.
.WEDNESDAY...West southwest winds 10 to 15 knots. Bay waters a
moderate chop. A chance of showers and a slight chance of
thunderstorms.

$$

GMZ656-657-220315-
Coastal waters from Chokoloskee to Bonita Beach FL out 20 NM-
Coastal waters from East Cape Sable to Chokoloskee FL out 20 NM-
1054 AM EDT Sat Apr 21 2018

.REST OF TODAY...Nearshore, southeast winds 5 knots. South
southwest. Offshore, east southeast winds 5 to 10 knots. Seas
less than 2 feet. Period 2 seconds. Bay and inland waters a light
chop.
.TONIGHT...East winds 5 to 10 knots. Seas less than 2 feet.
Period 2 seconds. Bay and inland waters a light chop.
.SUNDAY...Southeast winds 5 to 10 knots. Seas less than 2 feet.
Period 2 seconds. Bay and inland waters a light chop. A slight
chance of thunderstorms in the morning. A chance of showers
. A chance of thunderstorms.
.SUNDAY NIGHT...East southeast winds 5 to 10 knots nearshore and
southeast 10 to 15 knots offshore. Seas around 2 feet. Period
3 seconds. Bay and inland waters a light chop. A slight chance of
showers and thunderstorms late in the evening...then a chance
of showers and thunderstorms after midnight.
.MONDAY...South winds 5 to 10 knots. Seas around 2 feet. Bay and
inland waters a light chop. A chance of showers and thunderstorms.
.MONDAY NIGHT...South southeast winds around 5 knots. Seas less
than 2 feet. Bay and inland waters smooth. Showers and
thunderstorms likely.
.TUESDAY AND TUESDAY NIGHT...West winds 5 to 10 knots. Seas
around 2 feet. Bay and inland waters a light chop. A chance of
showers and thunderstorms.
.WEDNESDAY...West winds 10 to 15 knots. Seas around 2 feet. Bay
and inland waters a moderate chop. A chance of showers.

$$

GMZ676-220315-
Waters from Chokoloskee to Bonita Beach FL from 20 to 60 NM-
1054 AM EDT Sat Apr 21 2018

.REST OF TODAY...East southeast winds 5 to 10 knots becoming
south southwest. Seas around 2 feet. Period 5 seconds.
.TONIGHT...East winds 5 to 10 knots. Seas around 2 feet. Period
4 seconds.
.SUNDAY...Southeast winds 5 to 10 knots. Seas around 2 feet.
Period 3 seconds. A slight chance of showers.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots. Seas around
2 feet. Period 3 seconds. A slight chance of showers and
thunderstorms after midnight.
.MONDAY...South winds 5 to 10 knots. Seas around 2 feet. A
slight chance of showers and thunderstorms in the morning...
then a chance of showers and thunderstorms.
.MONDAY NIGHT...South winds around 5 knots. Seas less than
2 feet. Showers and thunderstorms likely.
.TUESDAY...West southwest winds 5 to 10 knots. Seas around
2 feet. A chance of showers and thunderstorms.
.TUESDAY NIGHT...West winds around 10 knots. Seas around 2 feet.
A chance of showers and thunderstorms.
.WEDNESDAY...West northwest winds 10 to 15 knots. Seas 2 to
3 feet. A chance of showers.

$$

AMZ610-220315-
Lake Okeechobee-
1054 AM EDT Sat Apr 21 2018

.REST OF TODAY...East winds 10 to 15 knots. Lake waters a
moderate chop. A chance of showers and thunderstorms through the
day.
.TONIGHT...East winds 10 to 15 knots. Lake waters a moderate
chop. A chance of showers and thunderstorms.
.SUNDAY...East southeast winds 10 to 15 knots. Lake waters a
moderate chop. A chance of showers in the morning. A chance of
thunderstorms. Showers likely.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots. Lake waters a
moderate chop. A chance of thunderstorms late in the evening. A
chance of showers through the night. A slight chance of
thunderstorms after midnight.
.MONDAY...Southeast winds 5 to 10 knots. Lake waters a light chop.
A chance of showers and thunderstorms in the morning...then
showers and thunderstorms.
.MONDAY NIGHT...South winds 5 to 10 knots. Lake waters a light
chop. Showers likely and a chance of thunderstorms.
.TUESDAY...Southwest winds 5 to 10 knots. Lake waters a light
chop. A chance of showers and thunderstorms.
.TUESDAY NIGHT...West winds 5 to 10 knots. Lake waters a light
chop. A slight chance of showers and thunderstorms.
.WEDNESDAY...West winds 10 to 15 knots. Lake waters a moderate
chop. A chance of showers.

$$


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