Coastal Waters Forecast
Issued by NWS Miami, FL

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FZUS52 KMFL 190147
CWFMFL

Coastal Waters Forecast for South Florida
National Weather Service Miami FL
947 PM EDT Fri Aug 18 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-GMZ606-191415-
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-
947 PM EDT Fri Aug 18 2017

.SYNOPSIS...
Light to moderate east-southeast flow will continue over the
local South Florida waters tonight and early Saturday, before
increasing Saturday evening as a tropical wave moves through the
region. Seas are forecast to build to 4 feet by Sunday night for
Atlantic waters. Cautionary conditions will be possible at times
on Sunday lasting through early next week.

Isolated to scattered showers and storms are expected over the local
waters tonight, becoming more numerous on Saturday and through
much of next week as the unsettled pattern continues.

.GULF STREAM HAZARDS...none.

The approximate location of the west wall of the Gulf Stream as of
Aug 17, 2017 at 1200 UTC...

  7 nautical miles east of Fowey Rocks.
 11 nautical miles east of Port Everglades.
 11 nautical miles east southeast of Lake Worth.
 14 nautical miles east northeast of Jupiter Inlet.

This data courtesy of the Naval Oceanographic Office.


$$

AMZ650-670-191415-
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-
947 PM EDT Fri Aug 18 2017

.REST OF TONIGHT...Southeast winds 5 to 10 knots. Seas around
2 feet. Period 3 seconds. Intracoastal waters a light chop.
Isolated showers after midnight.
.SATURDAY...East winds 5 to 10 knots. Seas around 2 feet. Period
3 seconds. Intracoastal waters a light chop. A slight chance of
thunderstorms in the morning. A chance of showers through the
day. A chance of thunderstorms in the afternoon.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots. Seas around
2 feet. Period 3 seconds. Intracoastal waters a moderate chop.
Showers likely and a chance of thunderstorms.
.SUNDAY...Winds southeast winds 10 to 15 knots. Seas 2 to
3 feet. Period 4 seconds. Intracoastal waters a moderate chop.
Showers likely in the morning. A chance of thunderstorms through
the day. A chance of showers in the afternoon.
.SUNDAY NIGHT...East 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. Intracoastal waters
choppy in exposed areas. A chance of showers in the evening. A
slight chance of showers after midnight.
.MONDAY AND MONDAY NIGHT...East winds 10 to 15 knots. Seas 2 to
4 feet with occasional seas to 5 feet. Intracoastal waters a
moderate chop. A chance of showers and thunderstorms.
.TUESDAY...East southeast winds 10 to 15 knots. Seas 2 to
3 feet. Intracoastal waters a moderate chop. Showers and
thunderstorms likely.
.TUESDAY NIGHT...Southeast winds 10 to 15 knots. Seas around
2 feet. Intracoastal waters a moderate chop. A chance of showers
and thunderstorms.
.WEDNESDAY...South southeast winds 5 to 10 knots. Seas around
2 feet. Intracoastal waters a light chop. Showers likely and a
chance of thunderstorms.

$$

AMZ651-671-191415-
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-
947 PM EDT Fri Aug 18 2017

.REST OF TONIGHT...East southeast winds 10 to 15 knots. Seas
around 2 feet. Period 3 seconds. Intracoastal waters a moderate
chop. Isolated showers after midnight.
.SATURDAY...East winds 5 to 10 knots. Seas around 2 feet. Period
3 seconds. Intracoastal waters a light chop. A slight chance of
thunderstorms in the morning. A chance of showers through the
day. A chance of thunderstorms in the afternoon.
.SATURDAY NIGHT...East southeast winds 10 to 15 knots. Seas 2 to
3 feet. Period 3 seconds. Intracoastal waters a moderate chop.
Showers likely in the evening. A chance of thunderstorms through
the night. A chance of showers after midnight.
.SUNDAY...East southeast winds 10 to 15 knots. Seas 2 to 4 feet
with occasional seas to 5 feet. Period 5 seconds. Intracoastal
waters a moderate chop. A chance of showers and thunderstorms.
.SUNDAY NIGHT...East southeast winds 15 to 20 knots. Seas 3 to
5 feet with occasional seas to 6 feet. Intracoastal waters
choppy in exposed areas. A slight chance of showers.
.MONDAY...East 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...East winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas to 5 feet. Intracoastal waters a moderate chop.
A chance of showers and thunderstorms.
.TUESDAY...East southeast winds 10 to 15 knots. Seas 2 to
3 feet. Intracoastal waters a moderate chop. Showers likely and
a chance of thunderstorms.
.TUESDAY NIGHT AND WEDNESDAY...South southeast winds 5 to
10 knots. Seas around 2 feet. Intracoastal waters a light chop.
Showers likely and a chance of thunderstorms.

$$

AMZ630-191415-
Biscayne Bay-
947 PM EDT Fri Aug 18 2017

.REST OF TONIGHT...East winds 5 to 10 knots. Bay waters a light
chop. Isolated showers and thunderstorms after midnight.
.SATURDAY...East winds 5 to 10 knots. Bay waters a light chop. A
slight chance of thunderstorms in the morning. A chance of
showers. A chance of thunderstorms in the
afternoon.
.SATURDAY NIGHT...East southeast winds 5 to 10 knots. Bay waters
light chop. A chance of showers and thunderstorms.
.SUNDAY...East southeast winds 10 to 15 knots. Bay waters a
moderate chop. Showers likely in the morning. A chance of
thunderstorms. A chance of showers in the
afternoon.
.SUNDAY NIGHT...East southeast winds 15 to 20 knots. Bay waters
choppy.
.MONDAY AND MONDAY NIGHT...East winds 10 to 15 knots. Bay waters
a moderate chop. A chance of showers and thunderstorms.
.TUESDAY...East southeast winds around 10 knots. Bay waters
light chop. Showers and thunderstorms likely.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters a light
chop. A chance of showers and thunderstorms.
.WEDNESDAY...South southeast winds 5 to 10 knots. Bay waters
light chop. Showers likely and a chance of thunderstorms.

$$

GMZ656-657-191415-
Coastal waters from Chokoloskee to Bonita Beach FL out 20 NM-
Coastal waters from East Cape Sable to Chokoloskee FL out 20 NM-
947 PM EDT Fri Aug 18 2017

.REST OF TONIGHT...Northwest winds around 5 knots becoming east
after midnight. Seas less than 2 feet. Period 2 seconds. Bay and
inland waters a light chop. Numerous showers and scattered
thunderstorms late in the evening.
.SATURDAY...East winds 5 to 10 knots becoming west northwest in
the afternoon. Seas less than 2 feet. Period 2 seconds. Bay and
inland waters a light chop. A chance of showers and thunderstorms
in the afternoon.
.SATURDAY NIGHT...East northeast winds 5 to 10 knots. Seas less
than 2 feet. Period 3 seconds. Bay and inland waters a light chop.
A chance of showers and thunderstorms.
.SUNDAY...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. Showers and thunderstorms likely.
.SUNDAY NIGHT THROUGH TUESDAY...East winds 10 to 15 knots. Seas
around 2 feet. Bay and inland waters a light chop. A chance of
showers and thunderstorms in the evening. A chance of showers
and thunderstorms.
.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...South southeast winds 5 to 10 knots. Seas less than
2 feet. Bay and inland waters a light chop. Showers likely and a
chance of thunderstorms.

$$

GMZ676-191415-
Waters from Chokoloskee to Bonita Beach FL from 20 to 60 NM-
947 PM EDT Fri Aug 18 2017

.REST OF TONIGHT...North northeast winds around 5 knots becoming
east after midnight. Seas less than 2 feet. Period 3 seconds.
Numerous showers and scattered thunderstorms late in the
evening.
.SATURDAY...East winds around 5 knots becoming north in the
afternoon. Seas less than 2 feet. Period 3 seconds.
.SATURDAY NIGHT...Northeast winds around 10 knots becoming east
after midnight. Seas less than 2 feet. Period 3 seconds. A
chance of thunderstorms in the evening. A chance of showers
through the night. A slight chance of thunderstorms after
midnight.
.SUNDAY...East winds 10 to 15 knots. Seas 2 to 3 feet. Period
3 seconds. A chance of thunderstorms in the morning. Showers
likely. Thunderstorms likely in the afternoon.
.SUNDAY NIGHT...East southeast winds 15 to 20 knots. Seas 2 to
3 feet. A chance of showers and thunderstorms in the evening...
then a slight chance of showers and thunderstorms after
midnight.
.MONDAY THROUGH TUESDAY...East winds 10 to 15 knots. Seas 2 to
3 feet with occasional seas to 5 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...South southeast winds 5 to 10 knots. Seas less than
2 feet. Showers likely and a chance of thunderstorms.

$$

AMZ610-191415-
Lake Okeechobee-
947 PM EDT Fri Aug 18 2017

.REST OF TONIGHT...Southeast winds 5 to 10 knots. Lake waters
light chop. Scattered showers with isolated thunderstorms late
in the evening.
.SATURDAY...East 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.
.SATURDAY NIGHT...East winds 5 to 10 knots. Lake waters a light
chop. A chance of showers and a slight chance of thunderstorms.
.SUNDAY...East winds 5 to 10 knots. Lake waters a light chop. A
chance of thunderstorms in the morning. Showers likely through
the day. Thunderstorms likely in the afternoon.
.SUNDAY NIGHT...East southeast winds 10 to 15 knots. Lake waters
a moderate chop. A chance of showers and a slight chance of
thunderstorms in the evening...then a slight chance of showers
after midnight.
.MONDAY...East winds 5 to 10 knots. Lake waters a light chop. A
chance of showers and thunderstorms.
.MONDAY NIGHT...East northeast winds 5 to 10 knots. Lake waters
light chop. A chance of showers and a slight chance of
thunderstorms.
.TUESDAY AND TUESDAY NIGHT...East winds 5 to 10 knots. Lake
waters a light chop. A chance of showers and thunderstorms.
.WEDNESDAY...East winds around 5 knots becoming southeast in the
afternoon. Lake waters smooth. Showers likely and a chance of
thunderstorms.

$$



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