Coastal Waters Forecast
Issued by NWS Miami, FL

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FZUS52 KMFL 240135
CWFMFL

Coastal Waters Forecast for South Florida
National Weather Service Miami FL
935 PM EDT Sat Sep 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-GMZ606-241415-
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-
935 PM EDT Sat Sep 23 2017

.SYNOPSIS...
Hurricane Maria is forecast to lift north of the Bahamas as it
remains well east of Florida late this weekend. This will bring a
reinforcing northeasterly swell to the South Florida Atlantic
waters, bringing hazardous seas starting late tonight into
Sunday. The swell is expected to continue to move into the waters
through at least the middle part of the upcoming week.
Northeasterly flow of 10-15 knots will continue today,
diminishing and becoming north to northwest late this weekend.

.GULF STREAM HAZARDS...Seas building 7 to 8 feet late tonight
and Sunday in a long period swell of 12 to 14 seconds.

The approximate location of the west wall of the Gulf Stream as of
Sep 23, 2017 at 1200 UTC...

  2 nautical miles east northeast of Fowey Rocks.
  5 nautical miles northeast of Port Everglades.
  4 nautical miles southeast of Lake Worth.
  3 nautical miles east northeast of Jupiter Inlet.

This data courtesy of the Naval Oceanographic Office.


$$

AMZ650-670-241415-
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-
935 PM EDT Sat Sep 23 2017

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

.REST OF TONIGHT...East northeast winds 10 to 15 knots. Seas
4 to 6 feet with occasional seas to 8 feet. Period 11 seconds.
Northeast swell around 3 feet. Intracoastal waters a moderate
chop. A chance of showers late in the evening. A chance of
thunderstorms through the night. Showers likely after midnight.
.SUNDAY...North northeast winds 5 to 10 knots. 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 11 seconds.
North northeast swell 3 to 4 feet. Intracoastal waters a light
chop. A chance of thunderstorms in the morning. A chance of
showers. A slight chance of thunderstorms in the
afternoon.
.SUNDAY NIGHT...North winds 5 to 10 knots. Seas 4 to 6 feet with
occasional seas to 8 feet along the coast and 6 to 8 feet with
occasional to 10 feet in the Gulf Stream. Period 13 seconds.
North northeast swell 3 to 5 feet. Intracoastal waters a light
chop. A slight chance of showers and thunderstorms in the
evening.
.MONDAY...North northwest winds 5 knots along the coast to north
northwest 5 to 10 knots in the Gulf Stream. Seas 6 to 8 feet
with occasional seas to 10 feet. Period 12 seconds. North
northeast swell 3 to 6 feet. Intracoastal waters a light chop.
.MONDAY NIGHT...Northeast winds 5 knots becoming west northwest
after midnight. Seas 5 to 7 feet with occasional seas to 9 feet.
North northeast swell 3 to 5 feet. Intracoastal waters smooth. A
slight chance of showers and thunderstorms after midnight.
.TUESDAY...North northwest winds 5 to 10 knots. Seas 5 to 7 feet
with occasional seas to 9 feet. North northeast swell 3 to
5 feet. Intracoastal waters a light chop. A slight chance of
showers and thunderstorms.
.TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...West winds 5 to
10 knots. Seas 5 to 7 feet with occasional seas to 9 feet. North
northeast swell 3 to 6 feet. Intracoastal waters a light chop. A
slight chance of showers and thunderstorms.
.THURSDAY...Southwest winds 5 to 10 knots. Seas 3 to 5 feet with
occasional seas to 6 feet. Intracoastal waters a light chop. A
slight chance of showers and thunderstorms.

$$

AMZ651-671-241415-
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-
935 PM EDT Sat Sep 23 2017

.REST OF TONIGHT...East northeast winds 5 to 10 knots along the
coast to east northeast 10 to 15 knots in the Gulf Stream. Seas
2 to 4 feet with occasional seas to 5 feet. Period 11 seconds.
Intracoastal waters a moderate chop. A slight chance of
thunderstorms late in the evening. A chance of showers through
the night. A chance of thunderstorms after midnight.
.SUNDAY...North northeast winds 5 to 10 knots. Seas 2 to 4 feet
with occasional seas to 5 feet. Period 10 seconds. Intracoastal
waters a light chop. A chance of thunderstorms in the morning. A
chance of showers. A slight chance of
thunderstorms in the afternoon.
.SUNDAY NIGHT...Along the coast, east northeast winds 5 knots
becoming north northwest after midnight. In the Gulf Stream,
north northeast winds 5 to 10 knots becoming northwest after
midnight. Seas 3 to 5 feet with occasional seas to 6 feet.
Period 11 seconds. North northeast swell around 3 feet.
Intracoastal waters smooth. A chance of showers and
thunderstorms.
.MONDAY...Along the coast, northwest winds 5 knots becoming
southwest in the afternoon. In the Gulf Stream, west northwest
winds 5 to 10 knots becoming southwest 10 to 15 knots in the
afternoon. Seas 3 to 5 feet with occasional seas to 6 feet.
Period 13 seconds. North northeast swell 3 to 4 feet.
Intracoastal waters a light chop. A slight chance of showers and
thunderstorms in the morning.
.MONDAY NIGHT...Northwest winds 5 to 10 knots along the coast to
west northwest 10 to 15 knots in the Gulf Stream. Seas 3 to
5 feet with occasional seas to 6 feet. North northeast swell
around 3 feet. Intracoastal waters a light chop. A chance of
showers and thunderstorms.
.TUESDAY...West winds around 5 knots. Seas 3 to 5 feet with
occasional seas to 6 feet. North northeast swell around 3 feet.
Intracoastal waters smooth. A chance of showers and
thunderstorms.
.TUESDAY NIGHT...West winds 5 to 10 knots. Seas 3 to 5 feet with
occasional seas to 6 feet. North northeast swell around 3 feet.
Intracoastal waters a light chop. A chance of showers and
thunderstorms.
.WEDNESDAY...West winds 5 to 10 knots. Seas 3 to 5 feet with
occasional seas to 6 feet. North northeast swell around 3 feet.
Intracoastal waters a light chop. A chance of showers and
thunderstorms.
.WEDNESDAY NIGHT...Winds west winds 5 to 10 knots. Seas 2 to
4 feet with occasional seas to 5 feet. Intracoastal waters a light
chop. A chance of showers and thunderstorms.
.THURSDAY...Southwest winds 5 to 10 knots. Seas 2 to 4 feet with
occasional seas to 5 feet. Intracoastal waters a light chop. A
chance of showers and thunderstorms.

$$

AMZ630-241415-
Biscayne Bay-
935 PM EDT Sat Sep 23 2017

.REST OF TONIGHT...East northeast winds 5 to 10 knots. Bay
waters a light chop. A chance of showers and thunderstorms.
.SUNDAY...North northeast winds 5 knots becoming east southeast
around 5 knots in the afternoon. Bay waters smooth. A slight
chance of thunderstorms in the morning. A chance of showers
. A chance of thunderstorms in the afternoon.
.SUNDAY NIGHT...South winds around 5 knots becoming west 5 knots
after midnight. Bay waters smooth. A chance of showers and
thunderstorms.
.MONDAY...West southwest winds 5 to 10 knots. Bay waters a light
chop. A slight chance of showers and thunderstorms in the
morning...then a chance of showers and thunderstorms in the
afternoon.
.MONDAY NIGHT...West northwest winds 5 to 10 knots. Bay waters
light chop. A slight chance of showers and thunderstorms in the
evening.
.TUESDAY...West winds around 5 knots becoming west southwest
5 knots in the afternoon. Bay waters smooth. A chance of showers
and thunderstorms.
.TUESDAY NIGHT...West northwest winds around 5 knots. Bay waters
smooth. A slight chance of showers and thunderstorms.
.WEDNESDAY...West winds around 5 knots. Bay waters smooth. A
chance of showers and thunderstorms.
.WEDNESDAY NIGHT...West northwest winds 5 to 10 knots. Bay
waters a light chop. A slight chance of showers and thunderstorms.
.THURSDAY...West winds around 5 knots becoming southwest in the
afternoon. Bay waters smooth. A chance of showers and
thunderstorms.

$$

GMZ656-657-241415-
Coastal waters from Chokoloskee to Bonita Beach FL out 20 NM-
Coastal waters from East Cape Sable to Chokoloskee FL out 20 NM-
935 PM EDT Sat Sep 23 2017

.REST OF TONIGHT...East winds 5 to 10 knots nearshore and east
10 to 15 knots offshore. Seas around 2 feet. Period 2 seconds.
Bay and inland waters a light chop. A slight chance of showers
through the night. A slight chance of thunderstorms after
midnight.
.SUNDAY...East winds 5 to 10 knots becoming west southwest in
the afternoon. 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 a chance of showers and
thunderstorms in the afternoon.
.SUNDAY NIGHT...Nearshore, north northeast 5 knots after
midnight. Northwest winds around 5 knots. Offshore, northeast
after midnight. Seas less than 2 feet. Period 2 seconds. Bay and
inland waters a light chop. A chance of showers and thunderstorms
in the evening...then a slight chance of showers and
thunderstorms after midnight.
.MONDAY...Nearshore, south winds 5 knots in the morning. Winds
west southwest in the afternoon. Offshore, southeast winds 5 to
10 knots in the morning. Seas less than 2 feet. Period
2 seconds. Bay and inland waters a light chop.
.MONDAY NIGHT...North northwest winds 5 knots. Seas less than
2 feet. Bay and inland waters smooth.
.TUESDAY...North northwest winds around 5 knots becoming west
northwest in the afternoon. Seas less than 2 feet. Bay and
inland waters smooth. A chance of showers and thunderstorms.
.TUESDAY NIGHT...North northwest winds 5 to 10 knots. Seas less
than 2 feet. Bay and inland waters a light chop. A slight chance
of showers and thunderstorms.
.WEDNESDAY AND WEDNESDAY NIGHT...Northwest winds 5 to 10 knots.
Seas less than 2 feet. Bay and inland waters a light chop. A
slight chance of showers and thunderstorms.
.THURSDAY...West northwest winds around 5 knots. Seas less than
1 foot. Bay and inland waters smooth. A slight chance of showers
and thunderstorms.

$$

GMZ676-241415-
Waters from Chokoloskee to Bonita Beach FL from 20 to 60 NM-
935 PM EDT Sat Sep 23 2017

.REST OF TONIGHT...East winds 10 to 15 knots. Seas around
2 feet. Period 3 seconds. A slight chance of showers late in the
evening...then a chance of showers and a slight chance of
thunderstorms after midnight.
.SUNDAY...Southeast winds 5 to 10 knots. Seas around 2 feet.
Period 3 seconds. A chance of showers and thunderstorms in the
morning...then a slight chance of showers in the afternoon.
.SUNDAY NIGHT...West northwest winds 5 knots becoming east
northeast after midnight. Seas less than 2 feet. Period
2 seconds. A slight chance of showers and thunderstorms through
the night.
.MONDAY...Southeast winds 5 to 10 knots becoming southwest in
the afternoon. Seas less than 2 feet. Period 3 seconds. A slight
chance of showers and thunderstorms in the morning.
.MONDAY NIGHT...Northwest winds 5 knots. Seas less than 2 feet.
.TUESDAY...North northwest winds 5 knots. Seas less than 2 feet.
A slight chance of showers and thunderstorms.
.TUESDAY NIGHT...North northwest winds 5 to 10 knots. Seas less
than 2 feet.
.WEDNESDAY AND WEDNESDAY NIGHT...Northwest winds 5 to 10 knots.
Seas less than 2 feet.
.THURSDAY...Northwest winds around 5 knots. Seas less than
2 feet. A slight chance of showers and thunderstorms.

$$

AMZ610-241415-
Lake Okeechobee-
935 PM EDT Sat Sep 23 2017

.REST OF TONIGHT...Northeast winds 5 to 10 knots. Lake waters
light chop. A slight chance of thunderstorms late in the
evening. A chance of showers through the night. A chance of
thunderstorms after midnight.
.SUNDAY...Northeast winds 5 to 10 knots. Lake waters a light chop.
A slight chance of thunderstorms in the morning. A chance of
showers. A chance of thunderstorms in the
afternoon.
.SUNDAY NIGHT...North northeast winds 5 to 10 knots. Lake waters
light chop.
.MONDAY...North winds around 5 knots becoming west northwest in
the afternoon. Lake waters smooth. A slight chance of showers
and thunderstorms in the afternoon.
.MONDAY NIGHT...West northwest winds 5 knots. Lake waters
smooth.
.TUESDAY...West northwest winds around 5 knots. Lake waters
smooth. A slight chance of showers and thunderstorms.
.TUESDAY NIGHT...West northwest winds around 5 knots. Lake
waters smooth.
.WEDNESDAY...West winds around 5 knots. Lake waters smooth.
.WEDNESDAY NIGHT...West winds 5 to 10 knots. Lake waters a light
chop.
.THURSDAY...West southwest winds around 5 knots. Lake waters
smooth. A slight chance of showers and thunderstorms.

$$



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