Coastal Waters Forecast
Issued by NWS Miami, FL

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FZUS52 KMFL 200759
CWFMFL

Coastal Waters Forecast for South Florida
National Weather Service Miami FL
359 AM EDT Sun Aug 20 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-GMZ606-201615-
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-
359 AM EDT Sun Aug 20 2017

.SYNOPSIS...Moderate east-southeast winds will continue over the
local waters through the day, becoming fresh tonight and Monday with
a moderate chop and seas up to 4 feet. A tropical wave moving over
the region today, bringing scattered to numerous showers and
thunderstorms. After a break in the rain Monday, another tropical
wave will bring scattered to numerous showers and thunderstorms
Tuesday into Wednesday. Winds and seas may be locally higher near
thunderstorms.

.GULF STREAM HAZARDS...East-southeast winds increasing to 15 to
20 knots late tonight.

The approximate location of the west wall of the Gulf Stream as of
Aug 19, 2017 at 1200 UTC...

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

This data courtesy of the Naval Oceanographic Office.

$$

AMZ650-670-201615-
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-
359 AM EDT Sun Aug 20 2017

.TODAY...Winds east southeast winds 10 to 15 knots. Seas 2 to
3 feet. Period 4 seconds. Intracoastal waters a moderate chop.
Showers likely and chance of thunderstorms this morning, then a
chance of showers and thunderstorms in the afternoon.
.TONIGHT...East southeast winds around 15 knots. Seas 2 to 4
feet with occasional seas to 5 feet. Period 4 seconds.
Intracoastal waters a moderate chop. A slight chance of showers
in the evening.
.MONDAY...East winds 10 to 15 knots. Seas 2 to 3 feet. Period
5 seconds. Intracoastal waters a moderate chop. A slight chance
of showers and thunderstorms.
.MONDAY NIGHT...East northeast winds 10 to 15 knots with gusts
to around 25 knots. Seas 2 to 4 feet with occasional seas to
5 feet. Period 4 seconds. Intracoastal waters a moderate chop. A
chance of showers and a slight chance of thunderstorms.
.TUESDAY...East southeast winds around 10 knots. Seas 2 to
3 feet. Intracoastal waters a light chop. A chance of showers in
the morning. A chance of thunderstorms. Showers
likely in the afternoon.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots along the coast
to southeast 10 to 15 knots in the Gulf Stream. Seas around
2 feet. Intracoastal waters a moderate chop. Showers likely and
a chance of thunderstorms.
.WEDNESDAY...Winds south southeast winds 5 to 10 knots. Seas
around 2 feet. Intracoastal waters a light chop. Showers and
thunderstorms likely.
.WEDNESDAY NIGHT...South southeast winds 10 to 15 knots. Seas
around 2 feet. Intracoastal waters a light chop. Showers and
thunderstorms likely.
.THURSDAY...South winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas to 5 feet. Intracoastal waters a light chop.
Showers and thunderstorms likely.

$$

AMZ651-671-201615-
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-
359 AM EDT Sun Aug 20 2017

.TODAY...East southeast winds 10 to 15 knots. Seas 2 to 3 feet.
Period 4 seconds. Intracoastal waters a moderate chop. Showers
likely and chance of thunderstorms this morning, then a chance of
showers and thunderstorms in the afternoon.
.TONIGHT...Winds east southeast winds 15 to 20 knots. Seas 2 to
4 feet with occasional seas to 5 feet. Period 4 seconds.
Intracoastal waters choppy in exposed areas.
.MONDAY...East winds around 15 knots. Seas 2 to 4 feet with
occasional seas to 5 feet. Period 4 seconds. Intracoastal waters
a moderate chop. A slight chance of showers and thunderstorms.
.MONDAY NIGHT...East northeast 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. Period 4 seconds.
Intracoastal waters choppy in exposed areas. A chance of showers
and a slight chance of thunderstorms.
.TUESDAY...East southeast winds 10 to 15 knots. Seas 2 to
3 feet. Intracoastal waters a moderate chop. A chance of showers
in the morning. A chance of thunderstorms.
Showers likely in the afternoon.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots along the coast
to southeast 10 to 15 knots in the Gulf Stream. Seas around
2 feet. Intracoastal waters a moderate chop. Showers likely and
a chance of thunderstorms.
.WEDNESDAY...Southeast winds around 10 knots. Seas around
2 feet. Intracoastal waters a light chop. Showers and
thunderstorms likely.
.WEDNESDAY NIGHT AND THURSDAY...South winds 10 to 15 knots. Seas
2 to 3 feet with occasional seas to 5 feet. Intracoastal waters
light chop. Showers and thunderstorms likely.

$$

AMZ630-201615-
Biscayne Bay-
359 AM EDT Sun Aug 20 2017

.TODAY...East southeast winds 10 to 15 knots. Bay waters a
moderate chop. Showers likely and chance of thunderstorms this
morning, then a chance of showers and thunderstorms in the
afternoon.
.TONIGHT...East southeast winds 10 to 15 knots. Bay waters a
moderate chop.
.MONDAY...East winds 10 to 15 knots. Bay waters a moderate chop.
A slight chance of showers and thunderstorms.
.MONDAY NIGHT...East northeast winds 10 to 15 knots. Bay waters
a moderate chop. A chance of showers and a slight chance of
thunderstorms.
.TUESDAY...East southeast winds 5 to 10 knots. Bay waters a light
chop. A chance of showers in the morning. A chance of
thunderstorms. Showers likely in the afternoon.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters a light
chop. A chance of showers and thunderstorms.
.WEDNESDAY AND WEDNESDAY NIGHT...South southeast winds 5 to
10 knots. Bay waters a light chop. Showers and thunderstorms
likely.
.THURSDAY...South winds around 10 knots. Bay waters a light chop.
Showers and thunderstorms likely.

$$

GMZ656-657-201615-
Coastal waters from Chokoloskee to Bonita Beach FL out 20 NM-
Coastal waters from East Cape Sable to Chokoloskee FL out 20 NM-
359 AM EDT Sun Aug 20 2017

.TODAY...East southeast winds 5 to 10 knots nearshore and east
southeast 10 to 15 knots offshore. Seas around 2 feet. Period
3 seconds. Bay and inland waters a light chop. Showers likely and
a chance of thunderstorms this afternoon.
.TONIGHT...East 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. A chance of showers and a slight
chance of thunderstorms in the evening.
.MONDAY...East southeast winds 5 to 10 knots nearshore and east
10 to 15 knots offshore. Seas less than 2 feet nearshore and
2 to 3 feet offshore. Period 4 seconds. Bay and inland waters
light chop. A slight chance of showers and thunderstorms in the
afternoon.
.MONDAY NIGHT...East northeast winds 10 to 15 knots nearshore
and east 15 to 20 knots offshore. Seas less than 2 feet
nearshore and 2 to 3 feet offshore. Period 3 seconds. Bay and
inland waters a moderate chop. A slight chance of showers and
thunderstorms.
.TUESDAY...East southeast winds 5 to 10 knots. Seas around
2 feet. Bay and inland waters a light chop. A chance of showers in
the morning. A chance of thunderstorms. Showers
likely in the afternoon.
.TUESDAY NIGHT...East southeast winds 5 to 10 knots. Seas less
than 2 feet. Bay and inland waters a light chop. A chance of
showers and thunderstorms.
.WEDNESDAY...Southeast winds 5 to 10 knots. Seas less than
2 feet. Bay and inland waters a light chop. Showers and
thunderstorms likely.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots nearshore and
southeast around 10 knots offshore. Seas less than 2 feet. Bay
and inland waters a light chop. A chance of showers and
thunderstorms.
.THURSDAY...South winds 5 to 10 knots. Seas around 2 feet. Bay
and inland waters a light chop. Showers and thunderstorms likely.

$$

GMZ676-201615-
Waters from Chokoloskee to Bonita Beach FL from 20 to 60 NM-
359 AM EDT Sun Aug 20 2017

.TODAY...East southeast winds 10 to 15 knots. Seas around
2 feet. Period 3 seconds. A chance of showers and thunderstorms
this morning, then showers likely and a chance of thunderstorms
in the afternoon.
.TONIGHT...East winds 10 to 15 knots. Seas 2 to 3 feet. Period
4 seconds. A chance of showers in the evening. A slight chance
of thunderstorms through the night. A slight chance of showers
after midnight.
.MONDAY...East winds 15 to 20 knots. Seas 2 to 4 feet with
occasional seas to 5 feet. Period 5 seconds. A slight chance of
showers and thunderstorms.
.MONDAY NIGHT...East winds 15 to 20 knots. Seas around 2 feet
building to 2 to 4 feet with occasional seas to 5 feet after
midnight. Period 4 seconds. A slight chance of showers and
thunderstorms through the night.
.TUESDAY...Northeast winds 10 to 15 knots. Seas 2 to 3 feet. A
chance of showers and thunderstorms.
.TUESDAY NIGHT...East southeast winds 5 to 10 knots. Seas less
than 2 feet. A chance of showers and thunderstorms.
.WEDNESDAY...Southeast winds 5 to 10 knots. Seas less than
2 feet. Showers and thunderstorms likely.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots. Seas less than
2 feet. Showers and thunderstorms likely.
.THURSDAY...South winds 5 to 10 knots. Seas around 2 feet.
Showers and thunderstorms likely.

$$

AMZ610-201615-
Lake Okeechobee-
359 AM EDT Sun Aug 20 2017

.TODAY...East southeast winds 5 to 10 knots. Lake waters a light
chop. Showers likely and a chance of thunderstorms late this
morning and afternoon.
.TONIGHT...East winds 5 to 10 knots. Lake waters a light chop. A
chance of showers and a slight chance of thunderstorms in the
evening.
.MONDAY...East winds 5 to 10 knots. Lake waters a light chop. A
slight chance of showers and thunderstorms in the afternoon.
.MONDAY NIGHT...East winds 5 to 10 knots. Lake waters a light
chop. A slight chance of showers and thunderstorms after
midnight.
.TUESDAY AND TUESDAY NIGHT...East winds 5 to 10 knots. Lake
waters a light chop. A chance of showers and thunderstorms.
.WEDNESDAY...East northeast winds around 5 knots becoming
southeast in the afternoon. Lake waters smooth. Showers and
thunderstorms likely.
.WEDNESDAY NIGHT...South winds around 5 knots. Lake waters
smooth. A chance of showers and thunderstorms.
.THURSDAY...South winds 5 to 10 knots. Lake waters a light chop.
Showers and thunderstorms likely.

$$



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