Coastal Waters Forecast
Issued by NWS Tampa Bay Area, FL

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FZUS52 KTBW 211328
CWFTBW

Coastal Waters Forecast for Florida
National Weather Service Tampa Bay Area - Ruskin FL
928 AM EDT Thu Sep 21 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.

GMZ800-212115-
SYNOPSIS FOR THE COASTAL WATERS FROM BONITA BEACH TO SUWANNEE RIVER-
928 AM EDT Thu Sep 21 2017

.SYNOPSIS...High pressure remains the dominant weather feature over
the region which will produce pleasant boating conditions over the
eastern Gulf of Mexico. Minimal rain/storm chances continue through
the end of the week and winds will remain less than 15 knots with
seas less than 2 feet. The gradient will tighten this weekend and
into next week as Hurricane Maria moves to the east of Florida. Winds
and seas will slightly increase, but still expected to remain 15
knots or less and seas 3 feet or less. No other marine impacts are
expected.

$$

GMZ830-212115-
Tampa Bay waters-
928 AM EDT Thu Sep 21 2017

.THIS AFTERNOON...Northeast winds around 10 knots. Bay and inland
waters a light chop.
.TONIGHT...Northeast winds around 15 knots then becoming east 5 to
10 knots after midnight. Bay and inland waters a moderate chop.
.FRIDAY...Northeast winds around 10 knots. Bay and inland waters a
light chop. Scattered showers and isolated thunderstorms.
.FRIDAY NIGHT...East winds around 15 knots diminishing to 5 to
10 knots after midnight. Bay and inland waters a moderate chop.
Isolated thunderstorms.
.SATURDAY...Northeast winds around 10 knots. Bay and inland waters a
light chop. Scattered thunderstorms.
.SATURDAY NIGHT...Northeast winds around 15 knots diminishing to
5 to 10 knots after midnight. Bay and inland waters a moderate chop.
Isolated thunderstorms.
.SUNDAY...Northeast winds around 10 knots. Bay and inland waters a
light chop. Isolated thunderstorms.
.SUNDAY NIGHT...East winds around 10 knots. Bay and inland waters a
light chop.
.MONDAY...Northeast winds around 10 knots then becoming north around
5 knots in the afternoon. Bay and inland waters a light chop.
Isolated showers.

$$

GMZ836-212115-
Charlotte Harbor and Pine Island Sound-
928 AM EDT Thu Sep 21 2017

.THIS AFTERNOON...Northeast winds around 5 knots. Bay and inland
waters smooth. Isolated thunderstorms.
.TONIGHT...Northeast winds around 10 knots. Bay and inland waters a
light chop. Scattered showers and isolated thunderstorms.
.FRIDAY...Northeast winds around 10 knots. Bay and inland waters a
light chop. Scattered showers and isolated thunderstorms.
.FRIDAY NIGHT...Northeast winds around 10 knots. Bay and inland
waters a light chop. Isolated thunderstorms.
.SATURDAY...Northeast winds around 10 knots. Bay and inland waters a
light chop. Scattered thunderstorms.
.SATURDAY NIGHT...Northeast winds around 10 knots. Bay and inland
waters a light chop. Scattered showers and isolated thunderstorms.
.SUNDAY...Northeast winds around 10 knots. Bay and inland waters a
light chop. Scattered thunderstorms.
.SUNDAY NIGHT...Northeast winds around 10 knots. Bay and inland
waters a light chop.
.MONDAY...Northeast winds around 5 knots then becoming west in the
afternoon. Bay and inland waters smooth. Isolated showers.

$$

GMZ856-212115-
Coastal waters from Bonita Beach to Englewood FL out 20 NM-
928 AM EDT Thu Sep 21 2017

.THIS AFTERNOON...East winds around 10 knots then becoming north in
the afternoon. Seas 2 feet or less. Bay and inland waters a light
chop. Isolated thunderstorms.
.TONIGHT...Northeast winds around 10 knots. Seas 2 feet. Bay and
inland waters a light chop. Scattered showers and isolated
thunderstorms.
.FRIDAY...Northeast winds around 10 knots. Seas 2 feet or less. Bay
and inland waters a light chop. Scattered showers and isolated
thunderstorms.
.FRIDAY NIGHT...Northeast winds around 10 knots. Seas 2 feet or
less. Bay and inland waters a light chop. Scattered showers and
isolated thunderstorms.
.SATURDAY...Northeast winds around 10 knots. Seas 2 feet or less.
Bay and inland waters a light chop. Scattered thunderstorms.
.SATURDAY NIGHT...Northeast winds around 15 knots. Seas 2 feet. Bay
and inland waters a moderate chop. Scattered showers and isolated
thunderstorms.
.SUNDAY...Northeast winds around 10 knots. Seas 2 feet or less. Bay
and inland waters a light chop. Scattered thunderstorms.
.SUNDAY NIGHT...Northeast winds around 10 knots. Seas 2 feet or
less. Bay and inland waters a light chop. Isolated thunderstorms.
.MONDAY...East winds around 10 knots then becoming southeast around
5 knots in the afternoon. Seas 2 feet or less. Bay and inland waters
a light chop. Isolated showers.

$$

GMZ876-212115-
Waters from Bonita Beach to Englewood FL out 20 to 60 NM-
928 AM EDT Thu Sep 21 2017

.THIS AFTERNOON...Northeast winds around 10 knots. Seas 2 feet or
less.
.TONIGHT...Northeast winds 5 to 10 knots then becoming east around
15 knots after midnight. Seas 2 feet. Isolated thunderstorms.
.FRIDAY...Northeast winds around 10 knots. Seas 2 feet. Isolated
thunderstorms.
.FRIDAY NIGHT...Northeast winds around 15 knots then becoming east
after midnight. Seas 2 feet. Scattered thunderstorms.
.SATURDAY...Northeast winds around 10 knots. Seas 2 feet. Scattered
showers and isolated thunderstorms.
.SATURDAY NIGHT...East winds around 15 knots. Seas 2 to 3 feet.
Numerous showers and isolated thunderstorms.
.SUNDAY...East winds around 15 knots then becoming northeast 5 to
10 knots in the afternoon. Seas 2 feet. Scattered thunderstorms.
.SUNDAY NIGHT...East winds around 10 knots. Seas 2 feet. Scattered
showers and isolated thunderstorms.
.MONDAY...East winds around 10 knots. Seas 2 feet. Scattered
showers.

$$

GMZ853-212115-
Coastal waters from Englewood to Tarpon Springs FL out 20 NM-
928 AM EDT Thu Sep 21 2017

.THIS AFTERNOON...East winds around 10 knots then becoming north in
the afternoon. Seas 2 feet or less. Bay and inland waters a light
chop.
.TONIGHT...Northeast winds around 15 knots. Seas 2 feet. Bay and
inland waters a moderate chop. Isolated thunderstorms.
.FRIDAY...Northeast winds around 10 knots. Seas 2 feet. Bay and
inland waters a light chop. Scattered showers and isolated
thunderstorms.
.FRIDAY NIGHT...Northeast winds around 15 knots. Seas 2 feet. Bay
and inland waters a moderate chop. Isolated thunderstorms.
.SATURDAY...Northeast winds around 10 knots. Seas 2 feet. Bay and
inland waters a light chop. Scattered thunderstorms.
.SATURDAY NIGHT...East winds around 15 knots. Seas 2 to 3 feet. Bay
and inland waters a moderate chop. Scattered showers and isolated
thunderstorms.
.SUNDAY...Northeast winds around 10 knots. Seas 2 feet. Bay and
inland waters a light chop. Scattered thunderstorms.
.SUNDAY NIGHT...Northeast winds around 10 knots then becoming east
after midnight. Seas 2 feet or less. Bay and inland waters a light
chop. Isolated thunderstorms.
.MONDAY...East winds around 10 knots then becoming northeast around
5 knots in the afternoon. Seas 2 feet or less. Bay and inland waters
a light chop. Isolated showers.

$$

GMZ873-212115-
Waters from Englewood to Tarpon Springs FL out 20 to 60 NM-
928 AM EDT Thu Sep 21 2017

.THIS AFTERNOON...East winds around 10 knots then becoming northeast
in the afternoon. Seas 2 feet.
.TONIGHT...Northeast winds around 15 knots then becoming east after
midnight. Seas 2 feet. Isolated thunderstorms.
.FRIDAY...Northeast winds around 10 knots. Seas 2 feet. Isolated
thunderstorms.
.FRIDAY NIGHT...Northeast winds around 15 knots. Seas 2 feet.
Scattered thunderstorms.
.SATURDAY...East winds around 15 knots then becoming northeast 5 to
10 knots in the afternoon. Seas 2 feet. Scattered showers and
isolated thunderstorms.
.SATURDAY NIGHT...East winds around 15 knots. Seas 2 to 3 feet.
Numerous showers and isolated thunderstorms.
.SUNDAY...East winds around 15 knots then becoming northeast 5 to
10 knots in the afternoon. Seas 2 to 3 feet. Scattered
thunderstorms.
.SUNDAY NIGHT...Northeast winds 5 to 10 knots then becoming east
around 15 knots after midnight. Seas 2 feet. Isolated thunderstorms.
.MONDAY...East winds around 10 knots. Seas 2 feet. Isolated showers.

$$

GMZ850-212115-
Coastal waters from Tarpon Springs to Suwannee River FL out 20 NM-
928 AM EDT Thu Sep 21 2017

.THIS AFTERNOON...East winds around 5 knots then becoming north
around 10 knots in the afternoon. Seas 2 feet or less. Bay and
inland waters a light chop.
.TONIGHT...Northeast winds around 15 knots then becoming east after
midnight. Seas 2 feet or less. Bay and inland waters a moderate
chop.
.FRIDAY...Northeast winds around 10 knots. Seas 2 feet or less. Bay
and inland waters a light chop. Scattered showers and isolated
thunderstorms.
.FRIDAY NIGHT...East winds around 15 knots. Seas 2 feet or less. Bay
and inland waters a moderate chop. Isolated thunderstorms.
.SATURDAY...Northeast winds around 10 knots. Seas 2 feet or less.
Bay and inland waters a light chop. Scattered thunderstorms.
.SATURDAY NIGHT...Northeast winds around 15 knots. Seas 2 feet. Bay
and inland waters a moderate chop. Isolated thunderstorms.
.SUNDAY...Northeast winds around 15 knots diminishing to 5 to
10 knots in the afternoon. Seas 2 feet or less. Bay and inland
waters a moderate chop. Isolated thunderstorms.
.SUNDAY NIGHT...Northeast winds around 10 knots. Seas 2 feet or
less. Bay and inland waters a light chop. Isolated thunderstorms.
.MONDAY...Northeast winds around 10 knots then becoming northwest
around 5 knots in the afternoon. Seas 2 feet or less. Bay and inland
waters a light chop. Isolated showers.

$$

GMZ870-212115-
Waters from Tarpon Springs to Suwannee River FL out 20 to 60 NM-
928 AM EDT Thu Sep 21 2017

.THIS AFTERNOON...East winds around 5 knots then becoming northeast
around 10 knots in the afternoon. Seas 2 feet or less.
.TONIGHT...North winds around 15 knots then becoming east after
midnight. Seas 2 feet. Isolated thunderstorms.
.FRIDAY...Northeast winds around 10 knots. Seas 2 feet. Isolated
thunderstorms.
.FRIDAY NIGHT...East winds around 15 knots. Seas 2 to 3 feet.
Scattered thunderstorms.
.SATURDAY...Northeast winds around 15 knots. Seas 2 feet. Scattered
showers and isolated thunderstorms.
.SATURDAY NIGHT...East winds around 20 knots. Seas 2 to 3 feet.
Scattered showers and isolated thunderstorms.
.SUNDAY...East winds around 15 knots then becoming northeast 5 to
10 knots in the afternoon. Seas 2 to 3 feet. Scattered
thunderstorms.
.SUNDAY NIGHT...Northeast winds 5 to 10 knots then becoming east
around 15 knots after midnight. Seas 2 feet. Isolated thunderstorms.
.MONDAY...East winds around 10 knots then becoming north around
5 knots in the afternoon. Seas 2 feet. Isolated showers.

$$



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