Coastal Waters Forecast
Issued by NWS Tampa Bay Area, FL

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Coastal Waters Forecast for Florida
National Weather Service Tampa Bay Ruskin FL
806 PM EDT Sun Apr 21 2024

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.

GMZ800-221245-
Synopsis for the coastal waters from Bonita Beach to Suwannee River-
806 PM EDT Sun Apr 21 2024

.SYNOPSIS...
A cold front will move through the area tonight into Monday, with
showers and a few thunderstorms possible. Winds will become
northwest during this time and then quickly northeast to east
through mid week with a sea breeze turn each afternoon. Winds may
reach exercise caution levels for a time behind the boundary, but
no further headlines are expected.

$$

GMZ830-221245-
Tampa Bay waters-
806 PM EDT Sun Apr 21 2024

.REST OF TONIGHT...West winds around 10 knots, becoming
northwest. Bay and inland waters light chop. A chance of showers
with a slight chance of thunderstorms late this evening and early
morning. A slight chance of showers and thunderstorms late.
.MONDAY...Northwest winds 10 to 15 knots. Bay and inland waters a
moderate chop. A slight chance of showers and thunderstorms in
the morning.
.MONDAY NIGHT...North winds 10 to 15 knots, becoming northeast
after midnight. Gusts up to 25 knots. Bay and inland waters a
moderate chop.
.TUESDAY...Northeast winds 10 to 15 knots with gusts up to
20 knots, diminishing to around 5 knots in the afternoon. Bay and
inland waters a moderate chop.
.TUESDAY NIGHT...North winds 5 to 10 knots, becoming east 10 to
15 knots after midnight. Bay and inland waters a moderate chop.
.WEDNESDAY...East winds 5 to 10 knots, becoming west in the
afternoon. Bay and inland waters light chop.
.WEDNESDAY NIGHT...Northwest winds around 10 knots, becoming east
after midnight. Bay and inland waters light chop.
.THURSDAY...East winds 5 to 10 knots, becoming southwest in the
afternoon. Bay and inland waters light chop.
.THURSDAY NIGHT...North winds around 10 knots, becoming east
after midnight. Bay and inland waters light chop.
.FRIDAY...Southeast winds around 10 knots. Bay and inland waters
light chop.

Winds and waves higher in and near thunderstorms.

$$

GMZ836-221245-
Charlotte Harbor and Pine Island Sound-
806 PM EDT Sun Apr 21 2024

.REST OF TONIGHT...West winds 5 to 10 knots. Bay and inland
waters light chop.
.MONDAY...Northwest winds 10 to 15 knots. Bay and inland waters a
moderate chop. A slight chance of showers and thunderstorms in
the morning.
.MONDAY NIGHT...North winds around 15 knots, becoming northeast
after midnight. Bay and inland waters a moderate chop.
.TUESDAY...Northeast winds 10 to 15 knots with gusts up to
20 knots, diminishing to 5 to 10 knots in the afternoon. Bay and
inland waters a moderate chop.
.TUESDAY NIGHT...North winds 5 to 10 knots, becoming east after
midnight. Bay and inland waters light chop.
.WEDNESDAY...East winds 5 to 10 knots, becoming southeast in the
afternoon. Bay and inland waters light chop.
.WEDNESDAY NIGHT...Northwest winds 5 to 10 knots, becoming east
after midnight. Bay and inland waters light chop.
.THURSDAY...East winds 5 to 10 knots, becoming south in the
afternoon. Bay and inland waters light chop.
.THURSDAY NIGHT...North winds around 10 knots, becoming east
after midnight. Bay and inland waters light chop.
.FRIDAY...East winds around 10 knots. Bay and inland waters light
chop.

Winds and waves higher in and near thunderstorms.

$$

GMZ856-221245-
Coastal waters from Bonita Beach to Englewood FL out 20 NM-
806 PM EDT Sun Apr 21 2024

.REST OF TONIGHT...West winds 5 to 10 knots, becoming around
10 knots late. Seas 1 foot or less. Bay and inland waters light
chop. A slight chance of showers and thunderstorms late.
.MONDAY...Northwest winds 10 to 15 knots, increasing to 15 to
20 knots in the afternoon. Seas 2 to 3 feet. Bay and inland
waters choppy. A slight chance of showers and thunderstorms in
the morning.
.MONDAY NIGHT...North winds 15 to 20 knots, becoming northeast
after midnight. Seas 2 to 4 feet, occasionally to 5 feet. Bay and
inland waters choppy.
.TUESDAY...Northeast winds 10 to 15 knots with gusts up to
20 knots, diminishing to 5 to 10 knots in the afternoon. Seas
2 to 4 feet, occasionally to 5 feet. Bay and inland waters a
moderate chop.
.TUESDAY NIGHT...North winds 5 to 10 knots, becoming east 10 to
15 knots after midnight. Seas around 2 feet. Bay and inland
waters a moderate chop.
.WEDNESDAY...East winds around 10 knots, becoming southeast in
the afternoon. Seas around 2 feet in the morning, then 1 foot or
less. Bay and inland waters light chop.
.WEDNESDAY NIGHT...Northwest winds 5 to 10 knots, becoming east
after midnight. Seas 1 foot or less. Bay and inland waters light
chop.
.THURSDAY...East winds around 10 knots, becoming south in the
afternoon. Seas 1 foot or less. Bay and inland waters light chop.
.THURSDAY NIGHT...North winds 5 to 10 knots, becoming east 10 to
15 knots after midnight. Seas 1 foot or less. Bay and inland
waters a moderate chop.
.FRIDAY...East winds 10 to 15 knots, becoming southeast in the
afternoon. Seas around 2 feet. Bay and inland waters a moderate
chop.

Winds and seas higher in and near thunderstorms.

$$

GMZ876-221245-
Waters from Bonita Beach to Englewood FL out 20 to 60 NM-
806 PM EDT Sun Apr 21 2024

.REST OF TONIGHT...Southwest winds 5 to 10 knots, becoming
northwest late. Seas 1 foot or less, then around 2 feet. A slight
chance of showers and thunderstorms.
.MONDAY...Northwest winds 10 to 15 knots. Seas 2 to 4 feet,
occasionally to 5 feet. A slight chance of showers and
thunderstorms in the morning.
.MONDAY NIGHT...North winds 15 to 20 knots, becoming northeast
after midnight. Seas 3 to 5 feet, occasionally to 6 feet.
.TUESDAY...Northeast winds 15 to 20 knots, diminishing to 10 to
15 knots in the afternoon. Seas 3 to 5 feet, occasionally to
6 feet.
.TUESDAY NIGHT...North winds 5 to 10 knots, becoming east after
midnight. Seas 2 to 3 feet.
.WEDNESDAY...East winds 5 to 10 knots. Seas around 2 feet.
.WEDNESDAY NIGHT...North winds 5 to 10 knots, becoming northeast
after midnight. Seas around 2 feet in the evening, then 1 foot or
less.
.THURSDAY...Southeast winds 5 to 10 knots. Seas around 2 feet.
.THURSDAY NIGHT...North winds 5 to 10 knots, becoming east 10 to
15 knots after midnight. Seas 1 foot or less, then around 2 feet
after midnight.
.FRIDAY...Southeast winds 10 to 15 knots. Seas around 2 feet.

Winds and seas higher in and near thunderstorms.

$$

GMZ853-221245-
Coastal waters from Englewood to Tarpon Springs FL out 20 NM-
806 PM EDT Sun Apr 21 2024

.REST OF TONIGHT...Southwest winds 10 to 15 knots, becoming
northwest. Seas 2 to 3 feet. Bay and inland waters a moderate
chop. A slight chance of thunderstorms.
.MONDAY...North winds around 15 knots with gusts up to 25 knots.
Seas 2 to 4 feet, occasionally to 5 feet. Bay and inland waters a
moderate chop. A slight chance of showers and thunderstorms in
the morning.
.MONDAY NIGHT...North winds around 15 knots, becoming northeast
after midnight. Seas 2 to 4 feet, occasionally to 5 feet. Bay and
inland waters choppy.
.TUESDAY...Northeast winds 10 to 15 knots with gusts up to
20 knots, diminishing to 5 to 10 knots in the afternoon. Seas
2 to 3 feet. Bay and inland waters a moderate chop.
.TUESDAY NIGHT...North winds 10 to 15 knots, becoming east with
gusts up to 20 knots after midnight. Seas around 2 feet. Bay and
inland waters a moderate chop.
.WEDNESDAY...East winds 10 to 15 knots, becoming south 5 to
10 knots in the afternoon. Seas around 2 feet in the morning,
then 1 foot or less. Bay and inland waters a moderate chop.
.WEDNESDAY NIGHT...Northwest winds around 10 knots, becoming
northeast after midnight. Seas 1 foot or less. Bay and inland
waters light chop.
.THURSDAY...East winds 5 to 10 knots, becoming southwest in the
afternoon. Seas 1 foot or less. Bay and inland waters light chop.
.THURSDAY NIGHT...Northwest winds around 10 knots, becoming east
after midnight. Seas 1 foot or less, then around 2 feet after
midnight. Bay and inland waters a moderate chop.
.FRIDAY...East winds 10 to 15 knots, becoming south in the
afternoon. Seas around 2 feet. Bay and inland waters a moderate
chop.

Winds and seas higher in and near thunderstorms.

$$

GMZ873-221245-
Waters from Englewood to Tarpon Springs FL out 20 to 60 NM-
806 PM EDT Sun Apr 21 2024

.REST OF TONIGHT...Southwest winds 5 to 10 knots, becoming west
10 to 15 knots late this evening and early morning, then becoming
northwest with gusts up to 20 knots late. Seas 2 to 3 feet. A
slight chance of thunderstorms.
.MONDAY...North winds 15 to 20 knots. Seas 2 to 4 feet,
occasionally to 5 feet.
.MONDAY NIGHT...North winds 15 to 20 knots, becoming northeast
after midnight. Seas around 4 feet, occasionally to 5 feet.
.TUESDAY...East winds 15 to 20 knots, becoming northeast 5 to
10 knots in the afternoon. Seas 2 to 4 feet, occasionally to
5 feet.
.TUESDAY NIGHT...North winds 5 to 10 knots, becoming east after
midnight. Seas around 2 feet.
.WEDNESDAY...Southeast winds 5 to 10 knots. Seas around 2 feet.
.WEDNESDAY NIGHT...Northwest winds 5 to 10 knots, becoming
northeast after midnight. Seas 1 foot or less, then around 2 feet
after midnight.
.THURSDAY...East winds around 10 knots, becoming southeast in the
afternoon. Seas around 2 feet.
.THURSDAY NIGHT...Northwest winds 5 to 10 knots, becoming east
10 to 15 knots after midnight. Seas 1 foot or less, then around
2 feet after midnight.
.FRIDAY...Southeast winds 10 to 15 knots. Seas around 2 feet.

Winds and seas higher in and near thunderstorms.

$$

GMZ850-221245-
Coastal waters from Tarpon Springs to Suwannee River FL out 20 NM-
806 PM EDT Sun Apr 21 2024

.REST OF TONIGHT...West winds 10 to 15 knots, becoming north.
Seas 2 to 3 feet. Bay and inland waters a moderate chop. A chance
of showers with a slight chance of thunderstorms this evening,
then a slight chance of showers and thunderstorms.
.MONDAY...North winds 10 to 15 knots. Seas 2 to 3 feet. Bay and
inland waters a moderate chop.
.MONDAY NIGHT...North winds 15 to 20 knots, becoming northeast
10 to 15 knots after midnight. Seas 2 to 3 feet. Bay and inland
waters choppy.
.TUESDAY...East winds 10 to 15 knots, becoming northeast 5 to
10 knots in the afternoon. Seas 1 to 2 feet. Bay and inland
waters a moderate chop.
.TUESDAY NIGHT...North winds 5 to 10 knots, becoming east after
midnight. Seas 1 foot or less. Bay and inland waters light chop.
.WEDNESDAY...Southeast winds 5 to 10 knots, becoming west in the
afternoon. Seas 1 foot or less. Bay and inland waters light chop.
.WEDNESDAY NIGHT...Northwest winds 5 to 10 knots, becoming
northeast after midnight. Seas 1 foot or less. Bay and inland
waters light chop.
.THURSDAY...Southeast winds 5 to 10 knots, becoming southwest in
the afternoon. Seas 1 foot or less. Bay and inland waters light
chop.
.THURSDAY NIGHT...Northwest winds 5 to 10 knots, becoming east
after midnight. Seas 1 foot or less. Bay and inland waters light
chop.
.FRIDAY...Southeast winds around 10 knots, becoming south in the
afternoon. Seas 1 foot or less. Bay and inland waters light chop.

Winds and seas higher in and near thunderstorms.

$$

GMZ870-221245-
Waters from Tarpon Springs to Suwannee River FL out 20 to 60 NM-
806 PM EDT Sun Apr 21 2024

.REST OF TONIGHT...West winds 10 to 15 knots, becoming north with
gusts up to 20 knots. Seas 2 to 3 feet. A chance of showers with
a slight chance of thunderstorms early this evening, then a
slight chance of showers and thunderstorms late this evening.
.MONDAY...North winds 10 to 15 knots. Seas 3 to 4 feet,
occasionally to 5 feet.
.MONDAY NIGHT...North winds 15 to 20 knots, becoming northeast
after midnight. Seas around 3 feet.
.TUESDAY...East winds 10 to 15 knots, becoming northeast 5 to
10 knots in the afternoon. Seas 2 to 3 feet.
.TUESDAY NIGHT...North winds 5 to 10 knots, becoming east after
midnight. Seas around 2 feet in the evening, then 1 foot or less.
.WEDNESDAY...East winds 5 to 10 knots. Seas 1 foot or less.
.WEDNESDAY NIGHT...Northwest winds 5 to 10 knots, becoming
northeast after midnight. Seas 1 foot or less.
.THURSDAY...East winds 5 to 10 knots. Seas 1 foot or less.
.THURSDAY NIGHT...Northwest winds 5 to 10 knots, becoming east
10 to 15 knots after midnight. Seas 1 foot or less.
.FRIDAY...Southeast winds 10 to 15 knots, becoming south 5 to
10 knots in the afternoon. Seas around 2 feet.

Winds and seas higher in and near thunderstorms.

$$


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