Coastal Waters Forecast
Issued by NWS Tampa Bay Area, FL

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FZUS52 KTBW 171422
CWFTBW

Coastal Waters Forecast for Florida
National Weather Service Tampa Bay Area - Ruskin FL
1022 AM EDT Thu Aug 17 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 updates 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.

GMZ800-172030-
SYNOPSIS FOR THE COASTAL WATERS FROM BONITA BEACH TO SUWANNEE RIVER-
1022 AM EDT Thu Aug 17 2017

.SYNOPSIS...Atlantic high pressure remains over the eastern Gulf of
Mexico...with an axis near Tampa Bay...through the weekend with a
relaxed pressure gradient. The ridge eases northward early next week.
Typical widely scattered summer thunderstorms can be anticipated
each day...with the best potential for a passing storm during the
late night and morning hours. Winds and seas will be higher near the
storms.

$$

GMZ830-172030-
Tampa Bay waters-
1022 AM EDT Thu Aug 17 2017

.THIS AFTERNOON...Northeast winds around 5 knots then becoming
northwest around 10 knots in the afternoon. Bay and inland waters a
light chop. Isolated thunderstorms late in the morning, then
scattered thunderstorms in the afternoon.
.TONIGHT...Northwest winds 5 to 10 knots then becoming northeast
around 5 knots late in the evening, then becoming east after
midnight.
Bay and inland waters a light chop. Scattered thunderstorms in the
evening.
.FRIDAY...Southeast winds around 5 knots then becoming southwest
around 5 knots early in the afternoon, then becoming west around
10 knots late in the afternoon. Bay and inland waters a light chop.
Isolated thunderstorms.
.FRIDAY NIGHT...Northwest winds around 10 knots then becoming east
around 5 knots after midnight, then becoming southeast toward
morning. Bay and inland waters a light chop. Scattered thunderstorms
in the evening.
.SATURDAY...Southeast winds around 5 knots then becoming west late
in the afternoon. Bay and inland waters smooth. Isolated
thunderstorms in the morning, then scattered thunderstorms in the
afternoon.
.SATURDAY NIGHT...North winds around 5 knots then becoming east
after midnight. Bay and inland waters smooth. Scattered
thunderstorms in the evening, then isolated thunderstorms after
midnight.
.SUNDAY...Southeast winds around 5 knots. Bay and inland waters
smooth. Isolated thunderstorms in the morning, then numerous
thunderstorms in the afternoon.
.SUNDAY NIGHT...East winds around 10 knots. Bay and inland waters a
light chop. Isolated thunderstorms.
.MONDAY...East winds around 10 knots. Bay and inland waters a light
chop. Scattered thunderstorms.

$$

GMZ836-172030-
Charlotte Harbor and Pine Island Sound-
1022 AM EDT Thu Aug 17 2017

.THIS AFTERNOON...East winds around 5 knots then becoming west
around 10 knots in the afternoon. Bay and inland waters a light
chop. Scattered thunderstorms in the afternoon.
.TONIGHT...Northwest winds 5 to 10 knots then becoming north around
5 knots late in the evening, then becoming east around 5 knots after
midnight. Bay and inland waters a light chop. Scattered
thunderstorms
in the evening.
.FRIDAY...Southeast winds around 5 knots then becoming southwest
around 5 knots early in the afternoon, then becoming west around
10 knots late in the afternoon. Bay and inland waters a light chop.
Isolated thunderstorms in the afternoon.
.FRIDAY NIGHT...Northwest winds around 10 knots then becoming
northeast around 5 knots late in the evening, then becoming east
after midnight. Bay and inland waters a light chop. Scattered
thunderstorms in the evening.
.SATURDAY...East winds around 5 knots. Bay and inland waters smooth.
Scattered thunderstorms in the afternoon.
.SATURDAY NIGHT...East winds around 10 knots. Bay and inland waters
a light chop. Scattered thunderstorms.
.SUNDAY...East winds around 10 knots. Bay and inland waters a light
chop. Numerous thunderstorms.
.SUNDAY NIGHT...East winds around 10 knots. Bay and inland waters a
light chop. Numerous thunderstorms in the evening, then isolated
thunderstorms after midnight.
.MONDAY...East winds around 10 knots. Bay and inland waters a light
chop. Scattered thunderstorms.

$$

GMZ856-172030-
Coastal waters from Bonita Beach to Englewood FL out 20 NM-
1022 AM EDT Thu Aug 17 2017

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

$$

GMZ876-172030-
Waters from Bonita Beach to Englewood FL out 20 to 60 NM-
1022 AM EDT Thu Aug 17 2017

.THIS AFTERNOON...Northeast winds around 5 knots then becoming north
in the afternoon. Seas 2 feet or less. Scattered thunderstorms late
in the morning, then isolated thunderstorms in the afternoon.
.TONIGHT...North winds 5 to 10 knots then becoming east around 5
knots after midnight. Seas 2 feet or less. Isolated thunderstorms
after midnight.
.FRIDAY...East winds around 5 knots then becoming northeast late in
the afternoon. Seas 2 feet or less. Isolated thunderstorms.
.FRIDAY NIGHT...North winds around 5 knots then becoming east after
midnight. Seas 2 feet or less. Isolated thunderstorms.
.SATURDAY...East winds around 10 knots. Seas 2 feet or less.
Isolated thunderstorms.
.SATURDAY NIGHT...East winds around 10 knots. Seas 2 feet or less.
Scattered thunderstorms.
.SUNDAY...Southeast winds around 10 knots. Seas 2 feet. Numerous
thunderstorms.
.SUNDAY NIGHT...East winds around 15 knots. Seas 2 to 3 feet.
Numerous thunderstorms in the evening, then scattered thunderstorms
after midnight.
.MONDAY...East winds around 15 knots. Seas 2 to 4 feet. Scattered
thunderstorms.

$$

GMZ853-172030-
Coastal waters from Englewood to Tarpon Springs FL out 20 NM-
1022 AM EDT Thu Aug 17 2017

.THIS AFTERNOON...Northeast winds around 5 knots then becoming
northwest around 10 knots in the afternoon. Seas 2 feet or less. Bay
and inland waters a light chop. Isolated thunderstorms.
.TONIGHT...North winds 5 to 10 knots then becoming northeast around
5 knots toward morning. Seas 2 feet or less. Bay and inland waters a
light chop. Isolated thunderstorms.
.FRIDAY...East winds around 5 knots then becoming northwest around
10 knots in the afternoon. Seas 2 feet or less. Bay and inland
waters a light chop. Isolated thunderstorms.
.FRIDAY NIGHT...Northwest winds around 10 knots diminishing to
around 5 knots late in the evening, then becoming east around
5 knots after midnight. Seas 2 feet or less. Bay and inland waters a
light chop. Isolated thunderstorms in the evening.
.SATURDAY...Southeast winds around 5 knots then becoming west late
in the afternoon. Seas 2 feet or less. Bay and inland waters smooth.
Isolated thunderstorms.
.SATURDAY NIGHT...Northwest winds around 5 knots then becoming east
around 10 knots after midnight. Seas 2 feet or less. Bay and inland
waters a light chop. Isolated thunderstorms in the evening, then
scattered thunderstorms after midnight.
.SUNDAY...Southeast winds around 10 knots. Seas 2 feet or less. Bay
and inland waters a light chop. Scattered thunderstorms.
.SUNDAY NIGHT...East winds 5 to 10 knots increasing to around
15 knots after midnight. Seas 2 feet. Bay and inland waters a
moderate chop. Scattered thunderstorms.
.MONDAY...East winds around 15 knots diminishing to 5 to 10 knots in
the late morning and afternoon. Seas 2 to 3 feet. Bay and inland
waters a moderate chop. Scattered thunderstorms.

$$

GMZ873-172030-
Waters from Englewood to Tarpon Springs FL out 20 to 60 NM-
1022 AM EDT Thu Aug 17 2017

.THIS AFTERNOON...North winds around 5 knots. Seas 2 feet or less.
Isolated thunderstorms.
.TONIGHT...North winds 5 to 10 knots. Seas 2 feet or less. Isolated
thunderstorms after midnight.
.FRIDAY...Northeast winds around 5 knots then becoming north in the
afternoon. Seas 2 feet or less. Scattered thunderstorms in the
morning, then isolated thunderstorms in the afternoon.
.FRIDAY NIGHT...Northwest winds around 5 knots then becoming
southeast around 5 knots after midnight. Seas 2 feet or less.
Isolated thunderstorms.
.SATURDAY...Southeast winds around 5 knots then becoming northeast
late in the afternoon. Seas 2 feet or less. Isolated thunderstorms.
.SATURDAY NIGHT...North winds around 5 knots then becoming east
around 10 knots after midnight. Seas 2 feet or less. Scattered
thunderstorms.
.SUNDAY...Southeast winds around 10 knots. Seas 2 feet. Scattered
thunderstorms.
.SUNDAY NIGHT...East winds 5 to 10 knots increasing to around
15 knots after midnight. Seas 2 feet. Scattered thunderstorms.
.MONDAY...East winds around 15 knots diminishing to 5 to 10 knots in
the afternoon. Seas 2 to 4 feet. Scattered thunderstorms.

$$

GMZ850-172030-
Coastal waters from Tarpon Springs to Suwannee River FL out 20 NM-
1022 AM EDT Thu Aug 17 2017

.THIS AFTERNOON...North winds around 5 knots then becoming northwest
around 10 knots in the afternoon. Seas 2 feet or less. Bay and
inland waters a light chop. Isolated thunderstorms.
.TONIGHT...Northwest winds 5 to 10 knots diminishing to around 5
knots after midnight. Seas 2 feet or less. Bay and inland waters a
light chop. Isolated thunderstorms after midnight.
.FRIDAY...West winds around 5 knots. Seas 2 feet or less. Bay and
inland waters smooth. Scattered thunderstorms in the morning, then
isolated thunderstorms in the afternoon.
.FRIDAY NIGHT...Southwest winds around 5 knots. Seas 2 feet or less.
Bay and inland waters smooth. Isolated thunderstorms.
.SATURDAY...South winds around 5 knots then becoming west around
10 knots late in the afternoon. Seas 2 feet or less. Bay and inland
waters a light chop. Scattered thunderstorms in the morning, then
isolated thunderstorms in the afternoon.
.SATURDAY NIGHT...Northwest winds around 5 knots then becoming
southeast around 5 knots after midnight. Seas 2 feet or less. Bay
and inland waters smooth. Isolated thunderstorms.
.SUNDAY...Southeast winds around 10 knots. Seas 2 feet or less. Bay
and inland waters a light chop. Scattered thunderstorms.
.SUNDAY NIGHT...Southeast winds around 10 knots. Seas 2 feet or
less. Bay and inland waters a light chop. Scattered thunderstorms.
.MONDAY...East winds around 10 knots. Seas 2 feet. Bay and inland
waters a light chop. Scattered thunderstorms.

$$

GMZ870-172030-
Waters from Tarpon Springs to Suwannee River FL out 20 to 60 NM-
1022 AM EDT Thu Aug 17 2017

.THIS AFTERNOON...Northwest winds around 5 knots. Seas 2 feet or
less. Isolated thunderstorms.
.TONIGHT...Northwest winds 5 to 10 knots. Seas 2 feet or less.
Isolated thunderstorms after midnight.
.FRIDAY...Northwest winds around 5 knots. Seas 2 feet or less.
Scattered thunderstorms in the morning, then isolated thunderstorms
in the afternoon.
.FRIDAY NIGHT...West winds around 5 knots. Seas 2 feet or less.
Isolated thunderstorms.
.SATURDAY...Southwest winds around 5 knots. Seas 2 feet or less.
Isolated thunderstorms.
.SATURDAY NIGHT...West winds around 5 knots then becoming east after
midnight. Seas 2 feet or less. Isolated thunderstorms.
.SUNDAY...Southeast winds around 10 knots. Seas 2 feet or less.
Scattered thunderstorms.
.SUNDAY NIGHT...Southeast winds around 10 knots. Seas 2 feet.
Scattered thunderstorms.
.MONDAY...East winds around 10 knots. Seas 2 to 3 feet. Scattered
thunderstorms.

$$


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