Coastal Waters Forecast
Issued by NWS Miami, FL

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FZUS52 KMFL 211430
CWFMFL

Coastal Waters Forecast for South Florida
National Weather Service Miami FL
1030 AM EDT Mon Aug 21 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-GMZ606-220315-
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-
1030 AM EDT Mon Aug 21 2017

.SYNOPSIS...East winds around 15 knots will continue through the
day, before picking up from the east-northeast this evening into
early Tuesday morning as a tropical wave approaches. Winds and
seas gradually diminish starting Tuesday, becoming more southerly
late in the week.

Generally dry conditions are expected today, with showers and
storms increasing tonight from east to west with the approaching
tropical wave. Coverage is expected to remain high through the
remainder of the week as we remain in an unsettled pattern.

.GULF STREAM HAZARDS...Winds will increase to 15 to 20 knots
from the east-northeast late tonight. Seas will be around 5 feet
in the Gulf Stream this evening.

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.


$$

AMZ650-670-220315-
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-
1030 AM EDT Mon Aug 21 2017

...Small Craft Exercise Caution...

.REST OF TODAY...East northeast 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.
.TONIGHT...East northeast 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. Period 5 seconds. Intracoastal waters
choppy in exposed areas. A chance of showers and a slight chance
of thunderstorms.
.TUESDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet.
Period 4 seconds. Intracoastal waters a moderate chop. Showers
likely and a chance of thunderstorms.
.TUESDAY NIGHT...South winds 5 to 10 knots along the coast to
south southeast 10 to 15 knots in the Gulf Stream. Seas around
2 feet. Period 4 seconds. Intracoastal waters a light chop. A
chance of thunderstorms late in the evening. A chance of showers
through the night. A slight chance of thunderstorms after
midnight.
.WEDNESDAY THROUGH THURSDAY...South winds 5 to 10 knots along
the coast to south 10 to 15 knots in the Gulf Stream. Seas 2 to
3 feet. Intracoastal waters a light chop. Showers and
thunderstorms likely.
.THURSDAY NIGHT...South southwest winds 10 to 15 knots. Seas
around 2 feet. Intracoastal waters a light chop. Showers and
thunderstorms likely.
.FRIDAY...Southwest winds 10 to 15 knots. Seas around 2 feet
along the coast and 2 to 4 feet with occasional to 5 feet in the
Gulf Stream. Intracoastal waters a light chop. Showers and
thunderstorms likely.

$$

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-
1030 AM EDT Mon Aug 21 2017

.REST OF TODAY...East northeast winds around 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
slight chance of showers and thunderstorms.
.TONIGHT...Along the coast, northeast winds 10 to 15 knots. In
the Gulf Stream, east northeast winds 15 to 20 knots becoming
east southeast 5 to 10 knots after midnight. Seas 2 to 4 feet
with occasional seas to 5 feet. Period 5 seconds. Intracoastal
waters a moderate chop. A chance of showers and a slight chance
of thunderstorms.
.TUESDAY...South southeast winds 5 to 10 knots. Seas 2 to
3 feet. Period 5 seconds. Intracoastal waters a light chop.
Showers likely and a chance of thunderstorms.
.TUESDAY NIGHT...South southeast winds 10 to 15 knots. Seas
around 2 feet. Period 3 seconds. Intracoastal waters a light chop.
A chance of thunderstorms late in the evening. A chance of
showers through the night. A slight chance of thunderstorms
after midnight.
.WEDNESDAY...South southeast winds around 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
2 to 3 feet. Intracoastal waters a light chop. Showers and
thunderstorms likely.
.THURSDAY AND THURSDAY NIGHT...South southwest winds 10 to
15 knots. Seas 2 to 3 feet. Intracoastal waters a light chop.
Showers and thunderstorms likely.
.FRIDAY...Southwest winds 10 to 15 knots. Seas around 2 feet.
Intracoastal waters a light chop. Showers and thunderstorms
likely.

$$

AMZ630-220315-
Biscayne Bay-
1030 AM EDT Mon Aug 21 2017

.REST OF TODAY...East northeast winds 10 to 15 knots. Bay waters
a moderate chop. A slight chance of showers and thunderstorms.
.TONIGHT...East northeast winds 10 to 15 knots becoming north
around 5 knots after midnight. Bay waters a moderate chop. A
chance of showers and a slight chance of thunderstorms.
.TUESDAY...West southwest winds 5 to 10 knots becoming south
southeast. Bay waters a light chop. A chance of showers in the
morning. A chance of thunderstorms. Showers
likely.
.TUESDAY NIGHT...South southeast winds 5 to 10 knots. Bay waters
light chop. A chance of thunderstorms late in the evening. A
chance of showers through the night. A slight chance of
thunderstorms after midnight.
.WEDNESDAY AND WEDNESDAY NIGHT...South southeast winds 5 to
10 knots. Bay waters a light chop. Showers and thunderstorms
likely.
.THURSDAY THROUGH FRIDAY...Southwest winds 5 to 10 knots. Bay
waters a light chop. Showers and thunderstorms likely.

$$

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-
1030 AM EDT Mon Aug 21 2017

.REST OF TODAY...East 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 3 seconds. Bay and inland waters
light chop.
.TONIGHT...East northeast winds 10 to 15 knots. Seas around
2 feet. Period 2 seconds. Bay and inland waters a light chop.
.TUESDAY...North northwest winds 5 to 10 knots becoming west
southwest. Seas less than 2 feet. Period 2 seconds. Bay and
inland waters a light chop. A slight chance of showers and
thunderstorms in the morning...then showers likely and a chance
of thunderstorms.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Seas less than
2 feet. Period 2 seconds. Bay and inland waters a light chop. A
chance of thunderstorms late in the evening. A chance of showers
through the night. A slight chance of thunderstorms after
midnight.
.WEDNESDAY AND WEDNESDAY NIGHT...South winds 5 to 10 knots. Seas
less than 2 feet. Bay and inland waters a light chop. Showers and
thunderstorms likely.
.THURSDAY...South southwest winds 5 to 10 knots. Seas less than
2 feet. Bay and inland waters a light chop. Showers and
thunderstorms likely.
.THURSDAY NIGHT...Southwest winds around 5 knots nearshore and
southwest 5 to 10 knots offshore. Seas less than 2 feet. Bay and
inland waters a light chop. A chance of showers and thunderstorms.
.FRIDAY...Southwest winds 5 to 10 knots. Seas less than 2 feet.
Bay and inland waters a light chop. Showers and thunderstorms
likely.

$$

GMZ676-220315-
Waters from Chokoloskee to Bonita Beach FL from 20 to 60 NM-
1030 AM EDT Mon Aug 21 2017

.REST OF TODAY...East winds 10 to 15 knots. Seas 2 to 3 feet.
Period 4 seconds.
.TONIGHT...East winds 10 to 15 knots. Seas around 2 feet. Period
4 seconds. A slight chance of showers after midnight.
.TUESDAY...Northeast winds 5 to 10 knots becoming north
northwest. Seas around 2 feet. Period 3 seconds. A slight chance
of showers and thunderstorms in the morning...then a chance of
showers and thunderstorms.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Seas less than
2 feet. Period 2 seconds. A chance of thunderstorms late in the
evening. A chance of showers through the night. A slight chance
of thunderstorms after midnight.
.WEDNESDAY...South winds around 5 knots. Seas less than 2 feet.
A chance of showers and thunderstorms in the morning...then
showers and thunderstorms likely.
.WEDNESDAY NIGHT...South winds 5 to 10 knots. Seas less than
2 feet. Showers and thunderstorms likely.
.THURSDAY...Southwest winds 5 to 10 knots. Seas less than
2 feet. Showers and thunderstorms likely.
.THURSDAY NIGHT...Southwest winds 5 to 10 knots. Seas less than
2 feet. A chance of showers and thunderstorms.
.FRIDAY...Southwest winds 5 to 10 knots. Seas less than 2 feet.
Showers and thunderstorms likely.

$$

AMZ610-220315-
Lake Okeechobee-
1030 AM EDT Mon Aug 21 2017

.REST OF TODAY...East winds around 10 knots. Lake waters a light
chop.
.TONIGHT...Northeast winds 10 to 15 knots. Lake waters a
moderate chop. A slight chance of showers late in the evening...
then a chance of showers and a slight chance of thunderstorms
after midnight.
.TUESDAY...Northeast winds 5 to 10 knots becoming east southeast
10 to 15 knots. Lake waters a moderate chop. Showers likely and
a chance of thunderstorms.
.TUESDAY NIGHT...South southeast winds 5 to 10 knots. Lake
waters a light chop. A chance of thunderstorms late in the
evening. A chance of showers through the night. A slight chance
of thunderstorms after midnight.
.WEDNESDAY...South southeast winds 5 to 10 knots. Lake waters
light chop. Showers and thunderstorms likely.
.WEDNESDAY NIGHT...South southeast 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.
.THURSDAY NIGHT...Southwest winds 5 to 10 knots. Lake waters
light chop. A chance of showers and thunderstorms.
.FRIDAY...Southwest winds 5 to 10 knots. Lake waters a light chop.
Showers and thunderstorms likely.

$$



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