279
FZUS52 KTBW 150703
CWFTBW

Coastal Waters Forecast for Florida
National Weather Service Tampa Bay Ruskin FL
303 AM EDT Tue Jul 15 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.

GMZ800-151945-
Synopsis for the coastal waters from Bonita Beach to Suwannee River-
303 AM EDT Tue Jul 15 2025

.SYNOPSIS...

Marine conditions will continue to deteriorate the over the next
couple of days as a tropical disturbance moves across the Florida
peninsula from the Atlantic into the NE Gulf. Winds will increase
tonight and remain elevated through the end of the week as the
disturbance moves westward across the Gulf. Multiple rounds of
showers and storms will be possible over the waters each day.

&&

$$

GMZ830-151945-
Tampa Bay waters-
303 AM EDT Tue Jul 15 2025

.TODAY...East winds around 5 knots, becoming southwest this
afternoon. Bay and inland waters light chop. Scattered showers
and thunderstorms until late afternoon, then widespread showers
and thunderstorms late.
.TONIGHT...Southwest winds 5 to 10 knots, becoming southeast
10 to 15 knots after midnight. Bay and inland waters a moderate
chop. Widespread showers and thunderstorms, mainly in the
evening.
.WEDNESDAY...South winds 10 to 15 knots with gusts up to
20 knots. Bay and inland waters a moderate chop. Widespread
showers. Scattered thunderstorms in the morning, then widespread
thunderstorms in the afternoon.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Bay and inland
waters a moderate chop. Widespread showers and thunderstorms,
mainly in the evening.
.THURSDAY...Southeast winds 10 to 15 knots. Bay and inland waters
a moderate chop. Scattered showers and thunderstorms in the
morning, then widespread showers and numerous thunderstorms in
the afternoon.
.THURSDAY NIGHT...Southeast winds around 10 knots. Bay and inland
waters light chop. Widespread showers and numerous thunderstorms
in the evening, then scattered showers and thunderstorms after
midnight.
.FRIDAY...Southeast winds 5 to 10 knots. Bay and inland waters
light chop. Scattered thunderstorms. Scattered showers in the
morning, then numerous showers in the afternoon.
.FRIDAY NIGHT...East winds 5 to 10 knots. Bay and inland waters
light chop. Numerous showers and scattered thunderstorms in the
evening, then isolated showers and thunderstorms after midnight.
.SATURDAY...Southeast winds 5 to 10 knots, becoming southwest in
the afternoon. Bay and inland waters light chop. Isolated showers
and thunderstorms in the morning, then numerous showers and
scattered thunderstorms in the afternoon.

Winds and waves higher in and near thunderstorms.

$$

GMZ836-151945-
Charlotte Harbor and Pine Island Sound-
303 AM EDT Tue Jul 15 2025

.TODAY...East winds around 5 knots, becoming southwest late this
morning and afternoon. Bay and inland waters light chop.
Scattered thunderstorms this morning. Widespread showers.
Widespread thunderstorms this afternoon.
.TONIGHT...South winds 5 to 10 knots. Bay and inland waters light
chop. Widespread showers and thunderstorms, mainly in the
evening.
.WEDNESDAY...South winds 10 to 15 knots. Bay and inland waters a
moderate chop. Widespread showers. Scattered thunderstorms in the
morning, then widespread thunderstorms in the afternoon.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Bay and inland
waters a moderate chop. Widespread showers and thunderstorms,
mainly in the evening.
.THURSDAY...Southeast winds 10 to 15 knots. Bay and inland waters
a moderate chop. Numerous showers and scattered thunderstorms in
the morning, then widespread showers and numerous thunderstorms
in the afternoon.
.THURSDAY NIGHT...Southeast winds 5 to 10 knots. Bay and inland
waters light chop. Widespread showers and numerous thunderstorms
in the evening, then scattered showers and thunderstorms after
midnight.
.FRIDAY...Southeast winds 5 to 10 knots. Bay and inland waters
light chop. Scattered thunderstorms. Scattered showers in the
morning, then numerous showers in the afternoon.
.FRIDAY NIGHT...East winds 5 to 10 knots. Bay and inland waters
light chop. Numerous showers and scattered thunderstorms in the
evening, then isolated showers and thunderstorms after midnight.
.SATURDAY...East winds 5 to 10 knots, becoming southeast in the
afternoon. Bay and inland waters light chop. Isolated showers and
thunderstorms in the morning, then numerous showers and scattered
thunderstorms in the afternoon.

Winds and waves higher in and near thunderstorms.

$$

GMZ856-151945-
Coastal waters from Bonita Beach to Englewood FL out 20 NM-
303 AM EDT Tue Jul 15 2025

.TODAY...East winds around 5 knots, becoming southwest late this
morning and afternoon. Seas 1 foot or less. Wave Detail:
Northwest 1 foot at 4 seconds. Bay and inland waters light chop.
Numerous showers. Scattered thunderstorms this morning, then
numerous thunderstorms this afternoon.
.TONIGHT...South winds 5 to 10 knots. Seas 1 foot or less, then
around 2 feet after midnight. Wave Detail: Southwest 1 foot at
3 seconds, becoming south 1 foot at 3 seconds and northwest
1 foot at 4 seconds. Bay and inland waters light chop. Numerous
showers and scattered thunderstorms.
.WEDNESDAY...South winds 10 to 15 knots with gusts up to
20 knots. Seas around 2 feet. Wave Detail: South 2 feet at
3 seconds and northwest 1 foot at 4 seconds. Bay and inland
waters a moderate chop. Widespread showers. Scattered
thunderstorms in the morning, then numerous thunderstorms in the
afternoon.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Seas around
2 feet. Wave Detail: South 2 feet at 4 seconds. Bay and inland
waters a moderate chop. Numerous showers and scattered
thunderstorms.
.THURSDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 2 feet at 4 seconds. Bay and inland waters
a moderate chop. Numerous showers and scattered thunderstorms in
the morning, then widespread showers and numerous thunderstorms
in the afternoon.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots. Seas around
2 feet. Wave Detail: Southeast 2 feet at 4 seconds. Bay and
inland waters a moderate chop. Widespread showers and numerous
thunderstorms in the evening, then scattered showers and
thunderstorms after midnight.
.FRIDAY...East winds 10 to 15 knots, becoming southeast 5 to
10 knots in the afternoon. Seas around 2 feet. Bay and inland
waters a moderate chop. Scattered thunderstorms. Scattered
showers in the morning, then numerous showers in the afternoon.
.FRIDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet in
the evening, then 1 foot or less. Bay and inland waters light
chop. Scattered thunderstorms. Numerous showers, mainly in the
evening.
.SATURDAY...East winds 5 to 10 knots, becoming south in the
afternoon. Seas 1 foot or less. Bay and inland waters light chop.
Isolated showers and thunderstorms in the morning, then scattered
showers and thunderstorms in the afternoon.

Winds and seas higher in and near thunderstorms.

$$

GMZ876-151945-
Waters from Bonita Beach to Englewood FL out 20 to 60 NM-
303 AM EDT Tue Jul 15 2025

.TODAY...Northwest winds around 5 knots, becoming west late this
morning and afternoon. Seas 1 foot or less. Wave Detail:
Northwest 1 foot at 4 seconds. Widespread showers and
thunderstorms likely.
.TONIGHT...South winds 5 to 10 knots. Seas 1 foot or less. Wave
Detail: Northwest 1 foot at 4 seconds. Scattered thunderstorms.
Scattered showers in the evening, then numerous showers after
midnight.
.WEDNESDAY...South winds 10 to 15 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 3 seconds and northwest 1 foot at
4 seconds. Widespread showers. Scattered thunderstorms in the
morning, then numerous thunderstorms in the afternoon.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Seas around
2 feet. Wave Detail: South 2 feet at 4 seconds. Numerous showers
and thunderstorms in the evening, then widespread showers and
scattered thunderstorms after midnight.
.THURSDAY...Southeast winds 10 to 15 knots. Seas around 2 feet.
Wave Detail: Southeast 2 feet at 4 seconds. Widespread showers.
Scattered thunderstorms in the morning, then numerous
thunderstorms in the afternoon.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots. Seas around
2 feet. Wave Detail: Southeast 2 feet at 4 seconds. Widespread
showers and numerous thunderstorms in the evening, then numerous
showers and scattered thunderstorms after midnight.
.FRIDAY...Southeast winds 10 to 15 knots, diminishing to 5 to
10 knots in the afternoon. Seas around 2 feet. Numerous showers
and scattered thunderstorms.
.FRIDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet.
Scattered showers and thunderstorms.
.SATURDAY...Southeast winds 5 to 10 knots. Seas around 2 feet.
Scattered showers and thunderstorms.

Winds and seas higher in and near thunderstorms.

$$

GMZ853-151945-
Coastal waters from Englewood to Tarpon Springs FL out 20 NM-
303 AM EDT Tue Jul 15 2025

.TODAY...Northeast winds 5 to 10 knots, becoming east late this
morning, then becoming west this afternoon. Seas 1 foot or less.
Wave Detail: Northwest 1 foot at 4 seconds. Bay and inland waters
light chop. Scattered showers and thunderstorms until late
afternoon, then widespread showers and thunderstorms late.
.TONIGHT...Southwest winds 5 to 10 knots, becoming south 10 to
15 knots after midnight. Seas 1 foot or less, then around 2 feet
after midnight. Wave Detail: Southwest 1 foot at 3 seconds,
becoming south 1 foot at 3 seconds and west 1 foot at 4 seconds.
Bay and inland waters a moderate chop. Widespread showers and
thunderstorms in the evening, then numerous showers and scattered
thunderstorms after midnight.
.WEDNESDAY...South winds 15 to 20 knots. Seas 2 to 3 feet. Wave
Detail: South 3 feet at 4 seconds and northwest 1 foot at
4 seconds. Bay and inland waters choppy. Widespread showers.
Scattered thunderstorms in the morning, then widespread
thunderstorms in the afternoon.
.WEDNESDAY NIGHT...Southeast winds 15 to 20 knots. Seas 2 to
3 feet. Wave Detail: South 3 feet at 4 seconds. Bay and inland
waters choppy. Widespread showers and thunderstorms in the
evening, then numerous showers and scattered thunderstorms after
midnight.
.THURSDAY...Southeast winds 15 to 20 knots, becoming south 10 to
15 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: South
3 feet at 5 seconds. Bay and inland waters choppy. Numerous
showers and scattered thunderstorms in the morning, then
widespread showers and numerous thunderstorms in the afternoon.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
3 feet. Wave Detail: South 2 feet at 6 seconds. Bay and inland
waters a moderate chop. Widespread showers and numerous
thunderstorms in the evening, then scattered showers and
thunderstorms after midnight.
.FRIDAY...Southeast winds 10 to 15 knots, becoming south 5 to
10 knots in the afternoon. Seas around 2 feet. Bay and inland
waters a moderate chop. Scattered thunderstorms. Scattered
showers in the morning, then numerous showers in the afternoon.
.FRIDAY NIGHT...East winds 5 to 10 knots. Seas 1 foot or less,
then around 2 feet after midnight. Bay and inland waters light
chop. Scattered thunderstorms. Numerous showers, mainly in the
evening.
.SATURDAY...Southeast winds 5 to 10 knots, becoming southwest in
the afternoon. Seas around 2 feet in the morning, then 1 foot or
less. Bay and inland waters light chop. Scattered showers and
thunderstorms.

Winds and seas higher in and near thunderstorms.

$$

GMZ873-151945-
Waters from Englewood to Tarpon Springs FL out 20 to 60 NM-
303 AM EDT Tue Jul 15 2025

.TODAY...North winds 5 to 10 knots, becoming west late. Seas
1 foot or less. Wave Detail: Northwest 1 foot at 4 seconds.
Showers and thunderstorms likely.
.TONIGHT...West winds 5 to 10 knots, becoming south after
midnight. Seas 1 foot or less. Wave Detail: South 1 foot at
2 seconds and northwest 1 foot at 4 seconds. Scattered
thunderstorms. Scattered showers in the evening, then widespread
showers after midnight.
.WEDNESDAY...South winds 10 to 15 knots with gusts up to
20 knots. Seas 2 to 3 feet. Wave Detail: South 2 feet at
3 seconds and northwest 1 foot at 4 seconds. Widespread showers.
Scattered thunderstorms in the morning, then widespread
thunderstorms in the afternoon.
.WEDNESDAY NIGHT...South winds 15 to 20 knots. Seas 2 to 3 feet.
Wave Detail: South 3 feet at 4 seconds. Widespread showers.
Widespread thunderstorms, mainly in the evening.
.THURSDAY...Southeast winds 10 to 15 knots with gusts up to
20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail:
Southeast 3 feet at 5 seconds. Widespread showers. Scattered
thunderstorms in the morning, then numerous thunderstorms in the
afternoon.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
3 feet. Wave Detail: Southeast 3 feet at 5 seconds. Widespread
showers and numerous thunderstorms in the evening, then numerous
showers and scattered thunderstorms after midnight.
.FRIDAY...Southeast winds 10 to 15 knots, diminishing to 5 to
10 knots in the afternoon. Seas around 2 feet. Numerous showers
and scattered thunderstorms.
.FRIDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet.
Scattered showers and thunderstorms.
.SATURDAY...Southeast winds 5 to 10 knots. Seas around 2 feet.
Scattered showers and thunderstorms.

Winds and seas higher in and near thunderstorms.

$$

GMZ850-151945-
Coastal waters from Tarpon Springs to Suwannee River FL out 20 NM-
303 AM EDT Tue Jul 15 2025

.TODAY...Northeast winds around 5 knots, becoming west late. Seas
1 foot or less. Wave Detail: West 1 foot at 4 seconds. Bay and
inland waters smooth. Scattered showers and thunderstorms until
late afternoon, then widespread showers and thunderstorms late.
.TONIGHT...North winds around 5 knots, becoming southeast after
midnight. Seas 1 foot or less. Wave Detail: Southeast 1 foot at
2 seconds and west 1 foot at 4 seconds. Bay and inland waters
light chop. Widespread showers and thunderstorms in the evening,
then numerous showers and scattered thunderstorms after midnight.
.WEDNESDAY...South winds 10 to 15 knots with gusts up to
20 knots. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at
3 seconds and west 1 foot at 4 seconds. Bay and inland waters a
moderate chop. Widespread showers. Scattered thunderstorms in the
morning, then widespread thunderstorms in the afternoon.
.WEDNESDAY NIGHT...South winds around 15 knots with gusts up to
20 knots. Seas 2 to 3 feet. Wave Detail: Southwest 3 feet at
4 seconds. Bay and inland waters a moderate chop. Widespread
showers and thunderstorms in the evening, then numerous showers
and scattered thunderstorms after midnight.
.THURSDAY...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: South 3 feet at 5 seconds. Bay and inland waters a
moderate chop. Numerous showers and scattered thunderstorms in
the morning, then widespread showers and numerous thunderstorms
in the afternoon.
.THURSDAY NIGHT...Southeast winds around 10 knots. Seas around
2 feet. Wave Detail: Southwest 2 feet at 5 seconds. Bay and
inland waters light chop. Widespread showers and numerous
thunderstorms in the evening, then numerous showers and scattered
thunderstorms after midnight.
.FRIDAY...Southeast winds 5 to 10 knots, becoming south in the
afternoon. Seas 1 to 2 feet. Bay and inland waters light chop.
Numerous showers and scattered thunderstorms.
.FRIDAY NIGHT...West winds around 5 knots, becoming east after
midnight. Seas 1 foot or less. Bay and inland waters smooth.
Scattered thunderstorms. Numerous showers, mainly in the evening.
.SATURDAY...Southeast winds around 5 knots, becoming southwest in
the afternoon. Seas 1 foot or less. Bay and inland waters smooth.
Scattered thunderstorms. Scattered showers in the morning, then
numerous showers in the afternoon.

Winds and seas higher in and near thunderstorms.

$$

GMZ870-151945-
Waters from Tarpon Springs to Suwannee River FL out 20 to 60 NM-
303 AM EDT Tue Jul 15 2025

.TODAY...Northeast winds 5 to 10 knots, becoming northwest late.
Seas 1 foot or less. Wave Detail: Northwest 1 foot at 4 seconds.
Scattered thunderstorms. Showers likely early this morning, then
scattered showers late this morning and afternoon.
.TONIGHT...Northwest winds around 5 knots, becoming southeast
after midnight. Seas 1 foot or less. Wave Detail: East 1 foot at
2 seconds and northwest 1 foot at 4 seconds. Widespread showers
and scattered thunderstorms.
.WEDNESDAY...South winds 10 to 15 knots with gusts up to
20 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at
4 seconds and west 1 foot at 4 seconds. Widespread showers.
Scattered thunderstorms in the morning, then widespread
thunderstorms in the afternoon.
.WEDNESDAY NIGHT...South winds 15 to 20 knots. Seas 2 to 4 feet,
occasionally to 5 feet. Wave Detail: South 4 feet at 5 seconds.
Widespread showers. Widespread thunderstorms, mainly in the
evening.
.THURSDAY...South winds 10 to 15 knots with gusts up to 20 knots.
Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: South
4 feet at 5 seconds. Widespread showers. Scattered thunderstorms
in the morning, then numerous thunderstorms in the afternoon.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
3 feet. Wave Detail: South 3 feet at 5 seconds. Widespread
showers and numerous thunderstorms in the evening, then numerous
showers and scattered thunderstorms after midnight.
.FRIDAY...South winds 5 to 10 knots. Seas around 2 feet.
Widespread showers and scattered thunderstorms.
.FRIDAY NIGHT...South winds around 5 knots, becoming east after
midnight. Seas around 2 feet in the evening, then 1 foot or less.
Scattered showers and thunderstorms.
.SATURDAY...Southeast winds around 5 knots. Seas 1 foot or less.
Numerous showers and scattered thunderstorms.

Winds and seas higher in and near thunderstorms.

$$