Coastal Waters Forecast
Issued by NWS Tampa Bay Area, FL

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FZUS52 KTBW 120846
CWFTBW

Coastal Waters Forecast for Florida
National Weather Service Tampa Bay Area - Ruskin FL
346 AM EST Tue Dec 12 2017

Gulf coastal waters from Bonita Beach to the mouth of the
Suwannee River out to 60 NM.

Important notice to mariners...marine forecasts are issued at least
four times a day. Boaters on extended trips should routinely monitor
subsequent forecast issuances and updated for the latest marine
weather information.

The wave heights are forecast as significant wave height which
is the average of the highest one-third of the waves.
The highest waves may rarely be twice the significant wave height.
The winds and seas near thunderstorms may be higher than forecast.

GMZ800-121730-
SYNOPSIS FOR THE COASTAL WATERS FROM BONITA BEACH TO SUWANNEE RIVER-
346 AM EST Tue Dec 12 2017

.SYNOPSIS...High pressure in the central plains early this morning
settles into south Texas today...pushing a cold front into the east
Gulf of Mexico with increasing winds and seas. The high pressure
builds east Wednesday...with decreasing winds and seas...then moves
across Florida to the Atlantic Thursday. Another front arrives
Friday...followed by high pressure for the weekend.

$$

GMZ830-121730-
Tampa Bay waters-
346 AM EST Tue Dec 12 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EST THIS AFTERNOON
THROUGH WEDNESDAY MORNING...

.TODAY...Southwest winds 10 to 15 knots then becoming west around
20 knots in the afternoon. Bay and inland waters choppy.
.TONIGHT...Northwest winds around 20 knots then becoming north 10 to
15 knots after midnight. Bay and inland waters choppy.
.WEDNESDAY...North winds around 15 knots then becoming northwest
around 5 knots in the afternoon. Bay and inland waters a moderate
chop.
.WEDNESDAY NIGHT...West winds around 5 knots then becoming southwest
around 5 knots after midnight. Bay and inland waters smooth.
.THURSDAY...Southwest winds around 10 knots. Bay and inland waters a
light chop.
.THURSDAY NIGHT...Southwest winds around 10 knots. Bay and inland
waters a light chop. A slight chance of showers.
.FRIDAY...Southwest winds 5 to 10 knots then becoming west around
15 knots in the afternoon. Bay and inland waters a moderate chop. A
chance of showers.
.FRIDAY NIGHT...North winds around 15 knots. Bay and inland waters a
moderate chop.
.SATURDAY...Northeast winds around 10 knots. Bay and inland waters a
light chop.

$$

GMZ836-121730-
Charlotte Harbor and Pine Island Sound-
346 AM EST Tue Dec 12 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EST THIS AFTERNOON
THROUGH WEDNESDAY MORNING...

.TODAY...Southwest winds 5 to 10 knots then becoming west around
20 knots in the afternoon. Bay and inland waters a moderate chop.
.TONIGHT...Northwest winds around 20 knots then becoming north 10 to
15 knots after midnight. Bay and inland waters choppy.
.WEDNESDAY...North winds around 15 knots diminishing to 5 to
10 knots in the afternoon. Bay and inland waters a moderate chop.
.WEDNESDAY NIGHT...North winds around 5 knots then becoming
southwest after midnight. Bay and inland waters smooth.
.THURSDAY...South winds around 5 knots then becoming southwest
around 10 knots in the afternoon. Bay and inland waters a light
chop.
.THURSDAY NIGHT...Southwest winds around 10 knots. Bay and inland
waters a light chop.
.FRIDAY...Southwest winds around 15 knots. Bay and inland waters a
moderate chop. A chance of showers.
.FRIDAY NIGHT...North winds around 15 knots. Bay and inland waters a
moderate chop. A slight chance of showers.
.SATURDAY...Northeast winds around 15 knots diminishing to 5 to
10 knots in the afternoon. Bay and inland waters a moderate chop.

$$

GMZ856-121730-
Coastal waters from Bonita Beach to Englewood FL out 20 NM-
346 AM EST Tue Dec 12 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EST THIS AFTERNOON
THROUGH WEDNESDAY MORNING...

.TODAY...West winds 10 to 15 knots increasing to around 20 knots in
the afternoon. Seas 3 to 5 feet. Bay and inland waters choppy.
.TONIGHT...Northwest winds around 20 knots. Seas 4 to 6 feet. Bay
and inland waters choppy.
.WEDNESDAY...North winds around 15 knots diminishing to 5 to
10 knots in the afternoon. Seas 3 to 5 feet. Bay and inland waters a
moderate chop.
.WEDNESDAY NIGHT...Northwest winds around 5 knots then becoming west
after midnight. Seas 2 to 3 feet. Bay and inland waters smooth.
.THURSDAY...Southwest winds around 5 knots increasing to around
10 knots in the afternoon. Seas 2 feet. Bay and inland waters a
light chop.
.THURSDAY NIGHT...Southwest winds around 10 knots. Seas 2 feet. Bay
and inland waters a light chop.
.FRIDAY...Southwest winds 10 to 15 knots then becoming west around
20 knots in the afternoon. Seas 3 to 5 feet. Bay and inland waters
choppy. A chance of showers.
.FRIDAY NIGHT...Northwest winds around 20 knots then becoming north
10 to 15 knots after midnight. Seas 3 to 5 feet. Bay and inland
waters choppy. A slight chance of showers.
.SATURDAY...Northeast winds around 15 knots diminishing to 5 to
10 knots in the afternoon. Seas 3 to 5 feet. Bay and inland waters a
moderate chop.

$$

GMZ876-121730-
Waters from Bonita Beach to Englewood FL out 20 to 60 NM-
346 AM EST Tue Dec 12 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EST THIS AFTERNOON
THROUGH WEDNESDAY MORNING...

.TODAY...West winds 10 to 15 knots increasing to around 20 knots in
the afternoon. Seas 2 to 4 feet.
.TONIGHT...Northwest winds around 20 knots. Seas 4 to 6 feet.
.WEDNESDAY...North winds around 15 knots diminishing to 5 to
10 knots in the afternoon. Seas 3 to 5 feet.
.WEDNESDAY NIGHT...Northwest winds around 5 knots then becoming west
around 10 knots after midnight. Seas 2 to 3 feet.
.THURSDAY...Southwest winds around 10 knots. Seas 2 feet.
.THURSDAY NIGHT...Southwest winds around 15 knots. Seas 2 to 3 feet.
.FRIDAY...Southwest winds 10 to 15 knots then becoming west around
20 knots in the afternoon. Seas 3 to 5 feet. A chance of showers.
.FRIDAY NIGHT...North winds around 20 knots. Seas 3 to 5 feet. A
slight chance of showers.
.SATURDAY...Northeast winds around 15 knots. Seas 4 to 6 feet.

$$

GMZ853-121730-
Coastal waters from Englewood to Tarpon Springs FL out 20 NM-
346 AM EST Tue Dec 12 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EST THIS AFTERNOON
THROUGH WEDNESDAY MORNING...

.TODAY...West winds 10 to 15 knots increasing to around 20 knots in
the afternoon. Seas 4 to 6 feet. Bay and inland waters choppy.
.TONIGHT...North winds around 20 knots. Seas 4 to 6 feet. Bay and
inland waters choppy.
.WEDNESDAY...North winds around 15 knots diminishing to 5 to
10 knots in the afternoon. Seas 3 to 5 feet. Bay and inland waters a
moderate chop.
.WEDNESDAY NIGHT...West winds around 5 knots then becoming southwest
around 10 knots after midnight. Seas 2 to 3 feet. Bay and inland
waters a light chop.
.THURSDAY...Southwest winds around 10 knots. Seas 2 feet. Bay and
inland waters a light chop.
.THURSDAY NIGHT...Southwest winds around 10 knots. Seas 2 to 3 feet.
Bay and inland waters a light chop. A slight chance of showers.
.FRIDAY...West winds 10 to 15 knots increasing to around 20 knots in
the afternoon. Seas 3 to 5 feet. Bay and inland waters choppy. A
chance of showers.
.FRIDAY NIGHT...Northwest winds around 20 knots then becoming north
10 to 15 knots after midnight. Seas 3 to 5 feet. Bay and inland
waters choppy. A slight chance of showers.
.SATURDAY...Northeast winds around 15 knots diminishing to 5 to
10 knots in the afternoon. Seas 3 to 5 feet. Bay and inland waters a
moderate chop.

$$

GMZ873-121730-
Waters from Englewood to Tarpon Springs FL out 20 to 60 NM-
346 AM EST Tue Dec 12 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM EST THIS MORNING
THROUGH WEDNESDAY MORNING...

.TODAY...West winds around 15 knots becoming around 20 knots during
the morning. Seas 5 to 7 feet.
.TONIGHT...North winds around 20 knots. Seas 5 to 7 feet.
.WEDNESDAY...North winds around 15 knots diminishing to 5 to
10 knots in the afternoon. Seas 3 to 5 feet.
.WEDNESDAY NIGHT...West winds around 10 knots. Seas 2 to 3 feet.
.THURSDAY...Southwest winds around 10 knots. Seas 2 to 3 feet.
.THURSDAY NIGHT...Southwest winds around 15 knots. Seas 2 to 3 feet.
A slight chance of showers.
.FRIDAY...West winds around 20 knots. Seas 3 to 5 feet. A chance of
showers.
.FRIDAY NIGHT...North winds around 20 knots. Seas 4 to 6 feet.
.SATURDAY...Northeast winds around 15 knots diminishing to 5 to
10 knots in the afternoon. Seas 3 to 5 feet.

$$

GMZ850-121730-
Coastal waters from Tarpon Springs to Suwannee River FL out 20 NM-
346 AM EST Tue Dec 12 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM EST THIS MORNING
THROUGH WEDNESDAY MORNING...

.TODAY...West winds around 15 knots becoming around 20 knots during
the morning. Seas 3 to 5 feet. Bay and inland waters choppy.
.TONIGHT...North winds around 20 knots. Seas 3 to 5 feet. Bay and
inland waters choppy.
.WEDNESDAY...North winds around 15 knots then becoming northwest
around 5 knots in the afternoon. Seas 2 to 3 feet. Bay and inland
waters a moderate chop.
.WEDNESDAY NIGHT...West winds 5 to 10 knots then becoming southwest
around 15 knots after midnight. Seas 2 feet. Bay and inland waters a
moderate chop.
.THURSDAY...West winds around 10 knots. Seas 2 feet. Bay and inland
waters a light chop.
.THURSDAY NIGHT...Southwest winds around 10 knots. Seas 2 feet. Bay
and inland waters a light chop. A chance of showers.
.FRIDAY...West winds 10 to 15 knots then becoming northwest around
20 knots in the afternoon. Seas 2 to 4 feet. Bay and inland waters
choppy. Showers likely.
.FRIDAY NIGHT...Northwest winds around 20 knots then becoming north
10 to 15 knots after midnight. Seas 2 to 4 feet. Bay and inland
waters choppy.
.SATURDAY...North winds around 15 knots diminishing to 5 to 10 knots
in the afternoon. Seas 2 to 3 feet. Bay and inland waters a moderate
chop.

$$

GMZ870-121730-
Waters from Tarpon Springs to Suwannee River FL out 20 to 60 NM-
346 AM EST Tue Dec 12 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM EST THIS MORNING
THROUGH WEDNESDAY MORNING...

.TODAY...West winds around 15 knots becoming around 20 knots during
the morning then becoming northwest 20 to 25 knots in the afternoon.
Seas 5 to 7 feet.
.TONIGHT...North winds around 20 knots. Seas 5 to 7 feet.
.WEDNESDAY...North winds around 15 knots then becoming northwest
around 5 knots in the afternoon. Seas 3 to 5 feet.
.WEDNESDAY NIGHT...West winds 5 to 10 knots then becoming southwest
around 15 knots after midnight. Seas 2 to 3 feet.
.THURSDAY...West winds around 15 knots diminishing to 5 to 10 knots
in the afternoon. Seas 2 to 3 feet.
.THURSDAY NIGHT...West winds 5 to 10 knots increasing to around
15 knots after midnight. Seas 2 to 3 feet. A chance of showers.
.FRIDAY...West winds 10 to 15 knots then becoming northwest around
20 knots in the afternoon. Seas 4 to 6 feet. A chance of showers.
.FRIDAY NIGHT...Northwest winds around 20 knots. Seas 4 to 6 feet.
.SATURDAY...North winds around 15 knots then becoming northeast 5 to
10 knots in the afternoon. Seas 3 to 5 feet.

$$



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