National Weather Service Marine Forecast FZUS52 KTBW
FZUS52 KTBW 160712
CWFTBW
Coastal Waters Forecast for Florida
National Weather Service Tampa Bay Ruskin FL
312 AM EDT Sat May 16 2026
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.
GMZ800-162015
Synopsis for the coastal waters from Bonita Beach to Suwannee River
312 AM EDT Sat May 16 2026
SYNOPSIS
High pressure will hold northeast of the waters through the next several days, supporting east and southeast winds, turning onshore near the coast each afternoon with the sea breeze. Winds will generally remain below headlines, but thunderstorms could shift offshore during the late afternoon and evening hours each day, leading to locally higher winds and seas.
GMZ830-162015
Tampa Bay waters
312 AM EDT Sat May 16 2026
TODAY
Southeast winds 5 to 10 knots, becoming southwest 10 to
15 knots this afternoon. Bay and inland waters a moderate chop.
TONIGHT
West winds 5 to 10 knots, becoming east after
midnight. Bay and inland waters light chop.
SUNDAY
Southeast winds 5 to 10 knots, becoming southwest in
the afternoon. Bay and inland waters light chop. Showers likely
with a chance of thunderstorms in the afternoon.
SUNDAY NIGHT
Southeast winds 5 to 10 knots, becoming east
10 to 15 knots after midnight. Bay and inland waters a moderate
chop. Showers likely with a chance of thunderstorms in the
evening, then a chance of showers with a slight chance of
thunderstorms after midnight.
MONDAY
East winds 5 to 10 knots. Bay and inland waters light
chop. Showers likely with a chance of thunderstorms in the
afternoon.
MONDAY NIGHT
East winds 10 to 15 knots. Bay and inland waters
a moderate chop. Showers likely with a chance of thunderstorms in
the evening, then a chance of showers after midnight.
TUESDAY
East winds 10 to 15 knots, becoming northeast 5 to
10 knots in the afternoon. Bay and inland waters a moderate chop.
A chance of showers and thunderstorms in the afternoon.
TUESDAY NIGHT
East winds 5 to 10 knots, increasing to 10 to
15 knots after midnight. Bay and inland waters a moderate chop. A
chance of showers and thunderstorms, mainly in the evening.
WEDNESDAY
Southeast winds 5 to 10 knots. Bay and inland waters
light chop. A chance of showers and thunderstorms in the
afternoon.
Winds and waves higher in and near thunderstorms.
GMZ836-162015
Charlotte Harbor and Pine Island Sound
312 AM EDT Sat May 16 2026
TODAY
Southeast winds around 5 knots, becoming southwest this
afternoon. Bay and inland waters light chop.
TONIGHT
Southwest winds 5 to 10 knots, becoming east after
midnight. Bay and inland waters light chop.
SUNDAY
East winds 5 to 10 knots, becoming south in the
afternoon. Bay and inland waters light chop. Showers likely with
a chance of thunderstorms in the afternoon.
SUNDAY NIGHT
East winds 5 to 10 knots. Bay and inland waters
light chop. Showers likely with a chance of thunderstorms in the
evening, then a chance of showers after midnight.
MONDAY
East winds 5 to 10 knots. Bay and inland waters light
chop. Showers likely with a chance of thunderstorms in the
afternoon.
MONDAY NIGHT
East winds 5 to 10 knots. Bay and inland waters
light chop. Showers likely with a chance of thunderstorms in the
evening, then a slight chance of showers after midnight.
TUESDAY
East winds 5 to 10 knots. Bay and inland waters light
chop. Showers likely with a chance of thunderstorms in the
afternoon.
TUESDAY NIGHT
East winds 5 to 10 knots. Bay and inland waters
light chop. Showers likely with a chance of thunderstorms in the
evening, then a slight chance of showers and thunderstorms after
midnight.
WEDNESDAY
East winds 5 to 10 knots, becoming south in the
afternoon. Bay and inland waters light chop. A chance of showers
and thunderstorms in the afternoon.
Winds and waves higher in and near thunderstorms.
GMZ856-162015
Coastal waters from Bonita Beach to Englewood FL out 20 NM
312 AM EDT Sat May 16 2026
TODAY
South winds 5 to 10 knots, becoming southwest late. Seas
1 foot or less. Wave Detail: Northwest 1 foot at 4 seconds. Bay
and inland waters light chop.
TONIGHT
Southwest winds 5 to 10 knots, becoming east after
midnight. Seas 1 foot or less. Wave Detail: East 1 foot at
2 seconds and west 1 foot at 4 seconds. Bay and inland waters
light chop.
SUNDAY
East winds around 10 knots, becoming south in the
afternoon. Seas 1 foot or less. Wave Detail: East 1 foot at
3 seconds. Bay and inland waters light chop. A chance of showers
and thunderstorms in the afternoon.
SUNDAY NIGHT
East winds 5 to 10 knots, increasing to 10 to
15 knots after midnight. Seas 1 foot or less, then around 2 feet
after midnight. Wave Detail: Southeast 1 foot at 3 seconds,
becoming east 2 feet at 3 seconds. Bay and inland waters a
moderate chop. A chance of thunderstorms in the evening. A chance
of showers.
MONDAY
East winds 10 to 15 knots, becoming southeast 5 to
10 knots in the afternoon. Seas around 2 feet. Wave Detail:
Southeast 2 feet at 4 seconds. Bay and inland waters a moderate
chop. Showers likely with a chance of thunderstorms in the
afternoon.
MONDAY NIGHT
East winds 10 to 15 knots. Seas around 2 feet.
Wave Detail: Southeast 2 feet at 4 seconds. Bay and inland waters
a moderate chop. Showers likely with a chance of thunderstorms in
the evening, then a slight chance of showers after midnight.
TUESDAY
East 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. A chance of showers and thunderstorms in
the afternoon.
TUESDAY NIGHT
Northeast winds 5 to 10 knots, becoming east
10 to 15 knots after midnight. Seas 1 foot or less, then around
2 feet after midnight. Bay and inland waters a moderate chop. A
chance of showers and thunderstorms in the evening.
WEDNESDAY
East winds around 10 knots, becoming south in the
afternoon. Seas around 2 feet in the morning, then 1 foot or
less. Bay and inland waters light chop. A chance of showers and
thunderstorms in the afternoon.
Winds and seas higher in and near thunderstorms.
GMZ876-162015
Waters from Bonita Beach to Englewood FL out 20 to 60 NM
312 AM EDT Sat May 16 2026
TODAY
Southeast winds around 5 knots. Seas 1 foot or less.
Wave Detail: Northwest 1 foot at 4 seconds.
TONIGHT
South winds around 5 knots, becoming east after
midnight. Seas 1 foot or less. Wave Detail: East 1 foot at
2 seconds and northwest 1 foot at 4 seconds. A slight chance of
showers and thunderstorms after midnight.
SUNDAY
Southeast winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: East 1 foot at 3 seconds and northwest 1 foot at
4 seconds. A slight chance of showers and thunderstorms in the
afternoon.
SUNDAY NIGHT
East winds 5 to 10 knots, increasing to 10 to
15 knots with gusts up to 20 knots after midnight. Seas around
2 feet. Wave Detail: East 2 feet at 3 seconds. A chance of
showers. A chance of thunderstorms, mainly in the evening.
MONDAY
East winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 2 feet at 5 seconds. A slight chance of showers
and thunderstorms in the morning, then a chance of showers and
thunderstorms in the afternoon.
MONDAY NIGHT
East winds 5 to 10 knots, increasing to around
15 knots with gusts up to 20 knots after midnight. Seas 2 to
3 feet. Wave Detail: East 2 feet at 5 seconds. A chance of
showers and thunderstorms in the evening, then a slight chance of
showers after midnight.
TUESDAY
East winds 10 to 15 knots. Seas 2 to 3 feet. A slight
chance of showers and thunderstorms in the afternoon.
TUESDAY NIGHT
Northeast winds 5 to 10 knots, becoming east
10 to 15 knots after midnight. Seas around 2 feet. A slight
chance of showers and thunderstorms in the evening.
WEDNESDAY
East winds 10 to 15 knots, diminishing to 5 to
10 knots in the afternoon. Seas around 2 feet.
Winds and seas higher in and near thunderstorms.
GMZ853-162015
Coastal waters from Englewood to Tarpon Springs FL out 20 NM
312 AM EDT Sat May 16 2026
TODAY
Southeast winds 5 to 10 knots, becoming southwest this
afternoon. Seas 1 foot or less. Wave Detail: East 1 foot at
3 seconds and northwest 1 foot at 4 seconds. Bay and inland
waters light chop.
TONIGHT
West winds 5 to 10 knots, becoming east after
midnight. Seas 1 foot or less. Wave Detail: Southwest 1 foot at
3 seconds. Bay and inland waters light chop.
SUNDAY
Southeast winds 5 to 10 knots, becoming southwest in
the afternoon. Seas 1 foot or less. Wave Detail: Southeast 1 foot
at 3 seconds. Bay and inland waters light chop. A chance of
showers and thunderstorms in the afternoon.
SUNDAY NIGHT
East winds 5 to 10 knots, increasing to 10 to
15 knots after midnight. Seas 1 foot or less, then around 2 feet
after midnight. Wave Detail: Southeast 1 foot at 4 seconds,
becoming southeast 2 feet at 4 seconds. Bay and inland waters a
moderate chop. A chance of showers and thunderstorms, mainly in
the evening.
MONDAY
East winds 10 to 15 knots, diminishing to 5 to 10 knots
in the afternoon. Seas around 2 feet. Wave Detail: Southeast
2 feet at 4 seconds. Bay and inland waters a moderate chop. A
chance of showers and thunderstorms in the afternoon.
MONDAY NIGHT
East winds 10 to 15 knots. Seas around 2 feet.
Wave Detail: Southeast 2 feet at 4 seconds. Bay and inland waters
a moderate chop. A chance of thunderstorms in the evening. A
chance of showers.
TUESDAY
East winds 10 to 15 knots, becoming west 5 to 10 knots
in the afternoon. Seas around 2 feet. Bay and inland waters a
moderate chop. A chance of showers and thunderstorms in the
afternoon.
TUESDAY NIGHT
Northeast winds 5 to 10 knots, becoming east
10 to 15 knots after midnight. Seas around 2 feet. Bay and inland
waters a moderate chop. A chance of showers and thunderstorms in
the evening.
WEDNESDAY
East winds 5 to 10 knots, becoming west in the
afternoon. Seas around 2 feet in the morning, then 1 foot or
less. Bay and inland waters light chop. A slight chance of
showers and thunderstorms in the afternoon.
Winds and seas higher in and near thunderstorms.
GMZ873-162015
Waters from Englewood to Tarpon Springs FL out 20 to 60 NM
312 AM EDT Sat May 16 2026
TODAY
East winds 5 to 10 knots, becoming southwest late. Seas
1 foot or less. Wave Detail: North 1 foot at 4 seconds.
TONIGHT
West winds 5 to 10 knots, becoming east after
midnight. Seas 1 foot or less. Wave Detail: West 1 foot at
3 seconds and northeast 1 foot at 3 seconds.
SUNDAY
Southeast winds 5 to 10 knots. Seas 1 foot or less.
Wave Detail: Southeast 1 foot at 3 seconds. A slight chance of
showers and thunderstorms in the afternoon.
SUNDAY NIGHT
East winds 5 to 10 knots, increasing to 10 to
15 knots with gusts up to 20 knots after midnight. Seas 1 foot or
less, then around 2 feet after midnight. Wave Detail: Southeast
1 foot at 4 seconds, becoming southeast 2 feet at 4 seconds. A
slight chance of thunderstorms in the evening. A slight chance of
showers.
MONDAY
East winds 10 to 15 knots with gusts up to 20 knots,
diminishing to 5 to 10 knots in the afternoon. Seas around
2 feet. Wave Detail: Southeast 2 feet at 5 seconds. A slight
chance of showers and thunderstorms in the afternoon.
MONDAY NIGHT
East winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 2 feet at 5 seconds. A slight chance of showers
and thunderstorms in the evening.
TUESDAY
East winds 10 to 15 knots, diminishing to 5 to
10 knots in the afternoon. Seas 2 to 3 feet.
TUESDAY NIGHT
Northeast winds 5 to 10 knots, becoming east
10 to 15 knots after midnight. Seas around 2 feet.
WEDNESDAY
East winds 10 to 15 knots, diminishing to 5 to
10 knots in the afternoon. Seas around 2 feet.
Winds and seas higher in and near thunderstorms.
GMZ850-162015
Coastal waters from Tarpon Springs to Suwannee River FL out 20 NM
312 AM EDT Sat May 16 2026
TODAY
East winds 5 to 10 knots, becoming southwest late. Seas
1 foot or less. Wave Detail: East 1 foot at 2 seconds and
northwest 1 foot at 3 seconds. Bay and inland waters light chop.
TONIGHT
West winds 5 to 10 knots, becoming southeast after
midnight. Seas 1 foot or less. Wave Detail: Southeast 1 foot at
2 seconds. Bay and inland waters light chop.
SUNDAY
Southeast winds 5 to 10 knots, becoming west in the
afternoon. Seas 1 foot or less. Wave Detail: Southeast 1 foot at
2 seconds. Bay and inland waters light chop. A chance of showers
and thunderstorms in the afternoon.
SUNDAY NIGHT
Northeast winds 5 to 10 knots, becoming east
10 to 15 knots after midnight. Seas 1 foot or less, then 1 to
2 feet after midnight. Wave Detail: Southeast 1 foot at
3 seconds, becoming east 1 foot at 2 seconds. Bay and inland
waters a moderate chop. A slight chance of showers and
thunderstorms in the evening.
MONDAY
East winds 10 to 15 knots, becoming north 5 to 10 knots
in the afternoon. Seas 1 to 2 feet in the morning, then 1 foot or
less. Wave Detail: East 1 foot at 2 seconds and south 1 foot at
5 seconds, becoming southeast 1 foot at 4 seconds. Bay and inland
waters a moderate chop. A slight chance of showers and
thunderstorms in the afternoon.
MONDAY NIGHT
East winds 10 to 15 knots. Seas 1 foot or less,
then around 2 feet after midnight. Wave Detail: Southeast 1 foot
at 3 seconds, becoming southeast 1 foot at 4 seconds. Bay and
inland waters a moderate chop. A slight chance of showers and
thunderstorms in the evening.
TUESDAY
East winds 5 to 10 knots, becoming northwest in the
afternoon. Seas 1 to 2 feet in the morning, then 1 foot or less.
Bay and inland waters light chop. A slight chance of showers and
thunderstorms in the afternoon.
TUESDAY NIGHT
Northeast winds 5 to 10 knots, becoming east
after midnight. Seas 1 foot or less. Bay and inland waters light
chop. A slight chance of showers and thunderstorms in the
evening.
WEDNESDAY
East winds 5 to 10 knots, becoming west in the
afternoon. Seas 1 foot or less. Bay and inland waters light chop.
A slight chance of showers and thunderstorms in the afternoon.
Winds and seas higher in and near thunderstorms.
GMZ870-162015
Waters from Tarpon Springs to Suwannee River FL out 20 to 60 NM
312 AM EDT Sat May 16 2026
TODAY
East winds 10 to 15 knots, becoming southeast 5 to
10 knots early this afternoon, then becoming southwest late. Seas
around 2 feet this morning, then 1 foot or less. Wave Detail:
East 1 foot at 3 seconds.
TONIGHT
West winds around 5 knots, becoming southeast after
midnight. Seas 1 foot or less. Wave Detail: East 1 foot at
3 seconds.
SUNDAY
Southeast winds 5 to 10 knots. Seas 1 foot or less.
Wave Detail: Southeast 1 foot at 3 seconds.
SUNDAY NIGHT
Northeast winds 5 to 10 knots, becoming east
10 to 15 knots after midnight. Seas 1 foot or less, then around
2 feet after midnight. Wave Detail: Southeast 1 foot at
3 seconds, becoming east 2 feet at 3 seconds.
MONDAY
East winds 10 to 15 knots, diminishing to 5 to 10 knots
in the afternoon. Seas around 2 feet. Wave Detail: Southeast
2 feet at 5 seconds.
MONDAY NIGHT
Northeast winds 10 to 15 knots, becoming east
after midnight. Seas around 2 feet. Wave Detail: Southeast 2 feet
at 4 seconds.
TUESDAY
East winds 10 to 15 knots, becoming northeast 5 to
10 knots in the afternoon. Seas around 2 feet.
TUESDAY NIGHT
Northeast winds 5 to 10 knots, becoming east
after midnight. Seas around 2 feet.
WEDNESDAY
Southeast winds 5 to 10 knots. Seas around 2 feet.
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