Coastal Waters Forecast
Issued by NWS Tampa Bay Area, FL

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FZUS52 KTBW 111914
CWFTBW

Coastal Waters Forecast for Florida
National Weather Service Tampa Bay Ruskin FL
314 PM EDT Fri Apr 11 2025

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.

GMZ800-120815-
Synopsis for the coastal waters from Bonita Beach to Suwannee River-
314 PM EDT Fri Apr 11 2025

.SYNOPSIS...
A cold front moving across the waters this evening and overnight
will bring a chance of showers and thunderstorms, with winds
increasing to exercise caution levels tonight and remaining
elevated through Saturday before subsiding into Sunday. Showers
and storms diminish by Saturday morning with dry conditions
expected into mid week.

&&

$$

GMZ830-120815-
Tampa Bay waters-
314 PM EDT Fri Apr 11 2025

.TONIGHT...West winds 10 to 15 knots with gusts up to 20 knots,
becoming northwest with gusts up to 20 knots after midnight. Bay
and inland waters a moderate chop. A chance of showers with a
slight chance of thunderstorms until early morning.
.SATURDAY...Northwest winds 10 to 15 knots with gusts up to
20 knots. Bay and inland waters a moderate chop.
.SATURDAY NIGHT...Northwest winds 10 to 15 knots with gusts up to
20 knots, becoming north 5 to 10 knots after midnight. Bay and
inland waters a moderate chop.
.SUNDAY...North winds 5 to 10 knots, becoming northwest in the
afternoon. Bay and inland waters light chop.
.SUNDAY NIGHT...Northwest winds 5 to 10 knots, becoming northeast
after midnight. Bay and inland waters light chop.
.MONDAY...Southeast winds around 5 knots, becoming southwest in
the afternoon. Bay and inland waters light chop.
.MONDAY NIGHT...West winds 5 to 10 knots, diminishing to around
5 knots after midnight. Bay and inland waters light chop.
.TUESDAY...West winds around 5 knots, increasing to 5 to 10 knots
in the afternoon. Bay and inland waters light chop.
.TUESDAY NIGHT...Northwest winds around 10 knots. Bay and inland
waters light chop.
.WEDNESDAY...North winds 5 to 10 knots, increasing to 10 to
15 knots in the afternoon. Bay and inland waters a moderate chop.

Winds and waves higher in and near thunderstorms.

$$

GMZ836-120815-
Charlotte Harbor and Pine Island Sound-
314 PM EDT Fri Apr 11 2025

.TONIGHT...Northwest winds 10 to 15 knots. Bay and inland waters
a moderate chop.
.SATURDAY...Northwest winds 10 to 15 knots. Gusts up to 25 knots
in the afternoon. Bay and inland waters a moderate chop.
.SATURDAY NIGHT...Northwest winds 10 to 15 knots. Bay and inland
waters a moderate chop.
.SUNDAY...North winds 5 to 10 knots, becoming northwest in the
afternoon. Bay and inland waters light chop.
.SUNDAY NIGHT...Northwest winds around 10 knots, becoming
northeast after midnight. Bay and inland waters light chop.
.MONDAY...East winds around 5 knots, becoming southwest in the
afternoon. Bay and inland waters light chop.
.MONDAY NIGHT...West winds 5 to 10 knots, diminishing to around
5 knots after midnight. Bay and inland waters light chop.
.TUESDAY...South winds around 5 knots, becoming west in the
afternoon. Bay and inland waters light chop.
.TUESDAY NIGHT...Northwest winds 5 to 10 knots. Bay and inland
waters light chop.
.WEDNESDAY...North winds 5 to 10 knots. Bay and inland waters
light chop.

$$

GMZ856-120815-
Coastal waters from Bonita Beach to Englewood FL out 20 NM-
314 PM EDT Fri Apr 11 2025

...SMALL CRAFT EXERCISE CAUTION TONIGHT...

.TONIGHT...West winds 10 to 15 knots, becoming northwest 15 to
20 knots after midnight. Seas 2 to 4 feet, occasionally to
5 feet. Wave Detail: Northwest 3 feet at 5 seconds and west
1 foot at 2 seconds. Bay and inland waters choppy. A slight
chance of showers after midnight.
.SATURDAY...Northwest winds 15 to 20 knots with gusts up to
25 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail:
Northwest 4 feet at 6 seconds. Bay and inland waters choppy.
.SATURDAY NIGHT...Northwest winds 15 to 20 knots, becoming north
10 to 15 knots after midnight. Seas 2 to 4 feet, occasionally to
5 feet. Wave Detail: Northwest 4 feet at 6 seconds and north
1 foot at 3 seconds. Bay and inland waters choppy.
.SUNDAY...North winds 5 to 10 knots, becoming northwest in the
afternoon. Seas 2 to 3 feet. Wave Detail: Northwest 3 feet at
6 seconds and northeast 1 foot at 3 seconds. Bay and inland
waters light chop.
.SUNDAY NIGHT...Northwest winds 10 to 15 knots, becoming
northeast after midnight. Seas around 2 feet. Wave Detail:
Northwest 2 feet at 5 seconds. Bay and inland waters a moderate
chop.
.MONDAY...East winds 5 to 10 knots, becoming south in the
afternoon. Seas around 2 feet in the morning, then 1 foot or
less. Wave Detail: Northwest 2 feet at 5 seconds and east 1 foot
at 2 seconds, becoming southeast 1 foot at 2 seconds and
northwest 1 foot at 5 seconds. Bay and inland waters light chop.
.MONDAY NIGHT...West winds 5 to 10 knots, becoming southwest
after midnight. Seas 1 foot or less. Bay and inland waters light
chop.
.TUESDAY...Southwest winds around 5 knots, becoming west in the
afternoon. Seas 1 foot or less. Bay and inland waters light chop.
.TUESDAY NIGHT...Northwest winds around 10 knots. Seas 1 foot or
less. Bay and inland waters light chop.
.WEDNESDAY...North winds 5 to 10 knots, becoming northwest 10 to
15 knots in the afternoon. Seas 1 foot or less, then around
2 feet in the afternoon. Bay and inland waters a moderate chop.

$$

GMZ876-120815-
Waters from Bonita Beach to Englewood FL out 20 to 60 NM-
314 PM EDT Fri Apr 11 2025

...SMALL CRAFT EXERCISE CAUTION TONIGHT...

.TONIGHT...Northwest winds 10 to 15 knots with gusts up to
20 knots, increasing to 15 to 20 knots late. Seas 2 to 4 feet,
occasionally to 5 feet. Wave Detail: Northwest 3 feet at
4 seconds. A slight chance of showers late this evening and
overnight. A slight chance of thunderstorms after midnight.
.SATURDAY...Northwest winds around 15 knots with gusts up to
20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail:
Northwest 4 feet at 6 seconds.
.SATURDAY NIGHT...North winds 10 to 15 knots with gusts up to
20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail:
Northwest 4 feet at 6 seconds.
.SUNDAY...North winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: North 3 feet at 5 seconds.
.SUNDAY NIGHT...North winds around 10 knots, becoming northeast
after midnight. Seas around 2 feet. Wave Detail: North 2 feet at
5 seconds.
.MONDAY...East winds 5 to 10 knots, becoming southeast in the
afternoon. Seas around 2 feet in the morning, then 1 foot or
less. Wave Detail: Northwest 2 feet at 5 seconds and east 1 foot
at 2 seconds, becoming northeast 1 foot at 2 seconds and
northwest 1 foot at 5 seconds.
.MONDAY NIGHT...West winds around 5 knots, becoming south after
midnight. Seas 1 foot or less.
.TUESDAY...Southwest winds around 5 knots, becoming northwest in
the afternoon. Seas 1 foot or less.
.TUESDAY NIGHT...Northwest winds 5 to 10 knots. Seas 1 foot or
less.
.WEDNESDAY...North winds 5 to 10 knots. Seas 1 foot or less, then
around 2 feet in the afternoon.

Winds and seas higher in and near thunderstorms.

$$

GMZ853-120815-
Coastal waters from Englewood to Tarpon Springs FL out 20 NM-
314 PM EDT Fri Apr 11 2025

...SMALL CRAFT EXERCISE CAUTION TONIGHT...

.TONIGHT...West winds 10 to 15 knots, becoming northwest 15 to
20 knots late this evening and overnight. Seas 2 to 4 feet,
occasionally to 5 feet. Wave Detail: West 4 feet at 4 seconds.
Bay and inland waters choppy. A chance of showers with a slight
chance of thunderstorms until early morning.
.SATURDAY...Northwest winds 15 to 20 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: Northwest 4 feet at
6 seconds. Bay and inland waters choppy.
.SATURDAY NIGHT...Northwest winds 15 to 20 knots, becoming north
10 to 15 knots after midnight. Seas 2 to 4 feet, occasionally to
5 feet. Wave Detail: Northwest 3 feet at 5 seconds. Bay and
inland waters choppy.
.SUNDAY...North winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: North 2 feet at 5 seconds. Bay and inland waters light
chop.
.SUNDAY NIGHT...Northwest winds around 10 knots, becoming
northeast after midnight. Seas around 2 feet. Wave Detail:
Northwest 2 feet at 4 seconds. Bay and inland waters light chop.
.MONDAY...Southeast winds 5 to 10 knots, becoming southwest in
the afternoon. Seas 1 foot or less. Wave Detail: East 1 foot at
2 seconds and northwest 1 foot at 4 seconds. Bay and inland
waters light chop.
.MONDAY NIGHT...West winds 5 to 10 knots. Seas 1 foot or less.
Bay and inland waters light chop.
.TUESDAY...West winds 5 to 10 knots. Seas 1 foot or less. Bay and
inland waters light chop.
.TUESDAY NIGHT...Northwest winds 10 to 15 knots. Seas 1 foot or
less, then around 2 feet after midnight. Bay and inland waters a
moderate chop.
.WEDNESDAY...North winds 10 to 15 knots. Seas around 2 feet. Bay
and inland waters a moderate chop.

Winds and seas higher in and near thunderstorms.

$$

GMZ873-120815-
Waters from Englewood to Tarpon Springs FL out 20 to 60 NM-
314 PM EDT Fri Apr 11 2025

...SMALL CRAFT EXERCISE CAUTION TONIGHT...

.TONIGHT...West winds 10 to 15 knots, becoming northwest 15 to
20 knots late this evening and overnight. Seas 2 to 4 feet,
occasionally to 5 feet. Wave Detail: Northwest 4 feet at
6 seconds and west 1 foot at 2 seconds. A chance of showers with
a slight chance of thunderstorms until early morning.
.SATURDAY...Northwest winds 15 to 20 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: Northwest 4 feet at
6 seconds.
.SATURDAY NIGHT...Northwest winds 10 to 15 knots with gusts up to
20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail:
North 4 feet at 6 seconds.
.SUNDAY...North winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: North 2 feet at 5 seconds.
.SUNDAY NIGHT...North winds 5 to 10 knots, becoming northeast
after midnight. Seas around 2 feet. Wave Detail: North 2 feet at
5 seconds.
.MONDAY...East winds 5 to 10 knots, becoming south in the
afternoon. Seas 1 foot or less. Wave Detail: North 1 foot at
4 seconds.
.MONDAY NIGHT...West winds around 5 knots. Seas 1 foot or less.
.TUESDAY...West winds 5 to 10 knots. Seas 1 foot or less.
.TUESDAY NIGHT...Northwest winds 5 to 10 knots, increasing to
10 to 15 knots after midnight. Seas 1 foot or less, then around
2 feet after midnight.
.WEDNESDAY...North winds 10 to 15 knots. Seas around 2 feet.

Winds and seas higher in and near thunderstorms.

$$

GMZ850-120815-
Coastal waters from Tarpon Springs to Suwannee River FL out 20 NM-
314 PM EDT Fri Apr 11 2025

...SMALL CRAFT EXERCISE CAUTION TONIGHT...

.TONIGHT...West winds 15 to 20 knots, becoming northwest after
midnight. Seas 2 to 3 feet. Wave Detail: West 3 feet at
4 seconds. Bay and inland waters choppy. A slight chance of
showers and thunderstorms early this evening, then a chance of
showers with a slight chance of thunderstorms late this evening.
.SATURDAY...Northwest winds 10 to 15 knots with gusts up to
20 knots. Seas 2 to 3 feet. Wave Detail: Northwest 3 feet at
5 seconds. Bay and inland waters a moderate chop.
.SATURDAY NIGHT...Northwest winds 10 to 15 knots. Seas 2 to
3 feet. Wave Detail: Northwest 2 feet at 3 seconds. Bay and
inland waters a moderate chop.
.SUNDAY...North winds 5 to 10 knots, becoming northwest in the
afternoon. Seas 1 to 2 feet. Wave Detail: Northwest 2 feet at
5 seconds and north 1 foot at 2 seconds. Bay and inland waters
light chop.
.SUNDAY NIGHT...Northwest winds 5 to 10 knots, becoming northeast
after midnight. Seas 1 foot or less. Wave Detail: Northwest
1 foot at 2 seconds and northwest 1 foot at 5 seconds. Bay and
inland waters light chop.
.MONDAY...Southeast winds around 5 knots, becoming southwest in
the afternoon. Seas 1 foot or less. Wave Detail: West 1 foot at
3 seconds. Bay and inland waters light chop.
.MONDAY NIGHT...West winds 5 to 10 knots. Seas 1 foot or less.
Bay and inland waters light chop.
.TUESDAY...West winds 5 to 10 knots. Seas 1 foot or less. Bay and
inland waters light chop.
.TUESDAY NIGHT...West winds 10 to 15 knots, becoming northwest
after midnight. Seas around 2 feet. Bay and inland waters a
moderate chop.
.WEDNESDAY...North winds 10 to 15 knots, diminishing to 5 to
10 knots in the afternoon. Seas around 2 feet. Bay and inland
waters a moderate chop.

Winds and seas higher in and near thunderstorms.

$$

GMZ870-120815-
Waters from Tarpon Springs to Suwannee River FL out 20 to 60 NM-
314 PM EDT Fri Apr 11 2025

...SMALL CRAFT EXERCISE CAUTION TONIGHT...

.TONIGHT...West winds 15 to 20 knots, becoming northwest after
midnight. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail:
Northwest 4 feet at 5 seconds. A slight chance of showers and
thunderstorms this evening.
.SATURDAY...Northwest winds around 15 knots with gusts up to
20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail:
Northwest 4 feet at 6 seconds.
.SATURDAY NIGHT...Northwest winds 10 to 15 knots. Seas 2 to
3 feet. Wave Detail: Northwest 3 feet at 5 seconds.
.SUNDAY...North winds around 10 knots, diminishing to around
5 knots in the afternoon. Seas around 2 feet. Wave Detail:
Northwest 2 feet at 5 seconds.
.SUNDAY NIGHT...Northwest winds 5 to 10 knots. Seas 1 foot or
less. Wave Detail: Northwest 1 foot at 4 seconds.
.MONDAY...Southeast winds around 5 knots, becoming southwest in
the afternoon. Seas 1 foot or less. Wave Detail: West 1 foot at
4 seconds.
.MONDAY NIGHT...West winds 5 to 10 knots. Seas 1 foot or less.
.TUESDAY...West winds 5 to 10 knots. Seas 1 foot or less.
.TUESDAY NIGHT...West winds 10 to 15 knots, becoming northwest
after midnight. Seas around 2 feet.
.WEDNESDAY...North winds 10 to 15 knots. Seas 2 to 3 feet.

Winds and seas higher in and near thunderstorms.

$$