(1/7)
Latest Coastal Waters Forecast by KTBW
Issued 8/18/2026 9:31 AM America/New_York.
Valid through 8/18/2026 10:15 PM America/New_York.
fzus52 ktbw 181331
cwftbw
expires:202608190215;;937811
coastal waters forecast for florida
national weather service tampa bay ruskin fl
931 am edt tue aug 18 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.
gmz830-190215-
tampa bay waters-
931 am edt tue aug 18 2026
.today...west winds 10 to 15 knots with gusts up to 20 knots. bay
and inland waters a moderate chop.
.tonight...west winds 10 to 15 knots. bay and inland waters a
moderate chop.
.wednesday...northwest winds 10 to 15 knots. bay and inland
waters a moderate chop. scattered showers and thunderstorms.
.wednesday night...northwest winds 10 to 15 knots, diminishing to
5 to 10 knots after midnight. bay and inland waters a moderate
chop. isolated thunderstorms. isolated showers in the evening,
then scattered showers after midnight.
.thursday...west winds 5 to 10 knots. bay and inland waters light
chop. scattered showers and thunderstorms.
.thursday night...west winds 5 to 10 knots. bay and inland waters
light chop. scattered showers and thunderstorms, mainly in the
evening.
.friday...southwest winds 5 to 10 knots. bay and inland waters
light chop. scattered showers and thunderstorms.
.friday night...southwest winds 5 to 10 knots. bay and inland
waters light chop. scattered showers and thunderstorms, mainly in
the evening.
.saturday...southwest winds 5 to 10 knots. bay and inland waters
light chop. scattered showers and thunderstorms.
winds and waves higher in and near thunderstorms.
$$
(2/7)
Latest Coastal Waters Forecast by KTBW
Issued 8/18/2026 9:31 AM America/New_York.
Valid through 8/18/2026 10:15 PM America/New_York.
fzus52 ktbw 181331
cwftbw
expires:202608190215;;937817
coastal waters forecast for florida
national weather service tampa bay ruskin fl
931 am edt tue aug 18 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.
gmz850-190215-
coastal waters from tarpon springs to suwannee river fl out 20 nm-
931 am edt tue aug 18 2026
.today...west winds 10 to 15 knots. seas around 2 feet. wave
detail: west 2 feet at 4 seconds. bay and inland waters a
moderate chop. isolated thunderstorms.
.tonight...west winds 10 to 15 knots. seas around 2 feet. wave
detail: west 2 feet at 4 seconds. bay and inland waters a
moderate chop. isolated showers and thunderstorms in the evening,
then scattered showers and thunderstorms after midnight.
.wednesday...west winds 10 to 15 knots. seas around 2 feet. wave
detail: west 2 feet at 4 seconds. bay and inland waters a
moderate chop. scattered showers and thunderstorms.
.wednesday night...west winds 5 to 10 knots. seas around 2 feet.
wave detail: west 2 feet at 4 seconds. bay and inland waters
light chop. isolated showers and thunderstorms in the evening,
then scattered showers and thunderstorms after midnight.
.thursday...west winds 5 to 10 knots. seas 1 to 2 feet. wave
detail: west 2 feet at 5 seconds. bay and inland waters light
chop. numerous showers and scattered thunderstorms.
.thursday night...west winds around 5 knots. seas 1 foot or less.
wave detail: west 1 foot at 5 seconds. bay and inland waters
smooth. scattered showers and thunderstorms.
.friday...southwest winds 5 to 10 knots. seas 1 foot or less. bay
and inland waters light chop. scattered showers and
thunderstorms.
.friday night...southwest winds 5 to 10 knots. seas 1 foot or
less. bay and inland waters light chop. scattered showers and
thunderstorms.
.saturday...southwest winds 5 to 10 knots. seas 1 foot or less,
then around 2 feet in the afternoon. bay and inland waters light
chop. scattered thunderstorms. numerous showers, mainly in the
morning.
winds and seas higher in and near thunderstorms.
$$
(3/7)
Latest Coastal Waters Forecast by KTBW
Issued 8/18/2026 9:31 AM America/New_York.
Valid through 8/18/2026 10:15 PM America/New_York.
fzus52 ktbw 181331
cwftbw
expires:202608190215;;937815
coastal waters forecast for florida
national weather service tampa bay ruskin fl
931 am edt tue aug 18 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.
gmz853-190215-
coastal waters from englewood to tarpon springs fl out 20 nm-
931 am edt tue aug 18 2026
.today...west winds 10 to 15 knots. seas around 2 feet. wave
detail: northwest 2 feet at 4 seconds. bay and inland waters a
moderate chop.
.tonight...west winds 10 to 15 knots. seas around 2 feet. wave
detail: northwest 2 feet at 4 seconds. bay and inland waters a
moderate chop. isolated showers and thunderstorms after midnight.
.wednesday...northwest winds 10 to 15 knots. seas around 2 feet.
wave detail: northwest 2 feet at 4 seconds. bay and inland waters
a moderate chop. scattered showers and thunderstorms, mainly in
the morning.
.wednesday night...northwest winds 10 to 15 knots, diminishing to
5 to 10 knots after midnight. seas around 2 feet. wave detail:
northwest 2 feet at 5 seconds. bay and inland waters a moderate
chop. isolated showers and thunderstorms in the evening, then
scattered showers and thunderstorms after midnight.
.thursday...northwest winds 5 to 10 knots. seas around 2 feet.
wave detail: northwest 2 feet at 5 seconds. bay and inland waters
light chop. scattered showers and thunderstorms.
.thursday night...west winds 5 to 10 knots. seas around 2 feet in
the evening, then 1 foot or less. wave detail: west 1 foot at
5 seconds. bay and inland waters light chop. isolated showers and
thunderstorms in the evening, then scattered showers and
thunderstorms after midnight.
.friday...southwest winds 5 to 10 knots. seas 1 foot or less. bay
and inland waters light chop. scattered showers and
thunderstorms.
.friday night...southwest winds 5 to 10 knots. seas 1 foot or
less. bay and inland waters light chop. isolated showers and
thunderstorms in the evening, then scattered showers and
thunderstorms after midnight.
.saturday...southwest winds 5 to 10 knots. seas 1 foot or less,
then around 2 feet in the afternoon. bay and inland waters light
chop. scattered showers and thunderstorms.
winds and seas higher in and near thunderstorms.
$$
(4/7)
Latest Coastal Waters Forecast by KTBW
Issued 8/18/2026 9:31 AM America/New_York.
Valid through 8/18/2026 10:15 PM America/New_York.
fzus52 ktbw 181331
cwftbw
expires:202608190215;;937813
coastal waters forecast for florida
national weather service tampa bay ruskin fl
931 am edt tue aug 18 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.
gmz856-190215-
coastal waters from bonita beach to englewood fl out 20 nm-
931 am edt tue aug 18 2026
.today...northwest winds 5 to 10 knots, increasing to 10 to
15 knots with gusts up to 20 knots this afternoon. seas 1 foot or
less, then around 2 feet this afternoon. wave detail: northwest
1 foot at 3 seconds. bay and inland waters a moderate chop.
.tonight...northwest winds 10 to 15 knots. seas around 2 feet.
wave detail: northwest 2 feet at 4 seconds. bay and inland waters
a moderate chop.
.wednesday...northwest winds 10 to 15 knots. seas around 2 feet.
wave detail: northwest 2 feet at 4 seconds. bay and inland waters
a moderate chop.
.wednesday night...northwest winds 10 to 15 knots with gusts up
to 20 knots, diminishing to 5 to 10 knots after midnight. seas
around 2 feet. wave detail: northwest 2 feet at 4 seconds. bay
and inland waters a moderate chop. scattered showers and
thunderstorms.
.thursday...northwest winds 5 to 10 knots. seas around 2 feet.
wave detail: northwest 1 foot at 5 seconds. bay and inland waters
light chop. scattered showers and thunderstorms.
.thursday night...west winds 5 to 10 knots. seas around 2 feet in
the evening, then 1 foot or less. wave detail: northwest 1 foot
at 5 seconds. bay and inland waters light chop. isolated
thunderstorms. isolated showers in the evening, then scattered
showers after midnight.
.friday...southwest winds 5 to 10 knots. seas 1 foot or less. bay
and inland waters light chop. isolated thunderstorms. scattered
showers, mainly in the morning.
.friday night...southwest winds 5 to 10 knots. seas 1 foot or
less. bay and inland waters light chop. isolated showers and
thunderstorms after midnight.
.saturday...southwest winds 5 to 10 knots. seas 1 foot or less.
bay and inland waters light chop. isolated showers and
thunderstorms.
winds and seas higher in and near thunderstorms.
$$
(5/7)
Latest Coastal Waters Forecast by KTBW
Issued 8/18/2026 9:31 AM America/New_York.
Valid through 8/18/2026 10:15 PM America/New_York.
fzus52 ktbw 181331
cwftbw
expires:202608190215;;937818
coastal waters forecast for florida
national weather service tampa bay ruskin fl
931 am edt tue aug 18 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.
gmz870-190215-
waters from tarpon springs to suwannee river fl out 20 to 60 nm-
931 am edt tue aug 18 2026
.today...west winds 10 to 15 knots. seas around 2 feet. wave
detail: west 2 feet at 4 seconds. isolated showers and
thunderstorms.
.tonight...west winds 10 to 15 knots. seas around 2 feet. wave
detail: west 2 feet at 4 seconds. scattered showers and
thunderstorms after midnight.
.wednesday...west winds 10 to 15 knots. seas around 2 feet. wave
detail: west 2 feet at 5 seconds. scattered thunderstorms.
scattered showers in the morning, then numerous showers in the
afternoon.
.wednesday night...west winds around 10 knots. seas around
2 feet. wave detail: west 2 feet at 5 seconds. scattered showers
and thunderstorms after midnight.
.thursday...west winds 5 to 10 knots. seas around 2 feet. wave
detail: west 2 feet at 5 seconds. numerous showers and scattered
thunderstorms.
.thursday night...west winds 5 to 10 knots. seas around 2 feet in
the evening, then 1 foot or less. wave detail: west 1 foot at
5 seconds, becoming west 1 foot at 4 seconds. isolated showers
and thunderstorms in the evening, then scattered showers and
thunderstorms after midnight.
.friday...west winds 5 to 10 knots. seas 1 foot or less.
scattered showers and thunderstorms.
.friday night...southwest winds 5 to 10 knots. seas 1 foot or
less, then around 2 feet after midnight. isolated showers and
thunderstorms in the evening, then scattered showers and
thunderstorms after midnight.
.saturday...southwest winds around 10 knots. seas around 2 feet.
scattered showers and thunderstorms.
winds and seas higher in and near thunderstorms.
$$
(6/7)
Latest Coastal Waters Forecast by KTBW
Issued 8/18/2026 9:31 AM America/New_York.
Valid through 8/18/2026 10:15 PM America/New_York.
fzus52 ktbw 181331
cwftbw
expires:202608190215;;937816
coastal waters forecast for florida
national weather service tampa bay ruskin fl
931 am edt tue aug 18 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.
gmz873-190215-
waters from englewood to tarpon springs fl out 20 to 60 nm-
931 am edt tue aug 18 2026
.today...west winds 10 to 15 knots. seas around 2 feet. wave
detail: northwest 2 feet at 4 seconds.
.tonight...west winds 10 to 15 knots. seas around 2 feet. wave
detail: northwest 2 feet at 4 seconds. isolated showers and
thunderstorms after midnight.
.wednesday...northwest winds 10 to 15 knots. seas around 2 feet.
wave detail: northwest 2 feet at 5 seconds. scattered
thunderstorms. scattered showers, mainly in the morning.
.wednesday night...northwest winds around 10 knots. seas around
2 feet. wave detail: northwest 2 feet at 5 seconds. isolated
showers and thunderstorms in the evening, then scattered showers
and thunderstorms after midnight.
.thursday...northwest winds 5 to 10 knots. seas around 2 feet.
wave detail: northwest 2 feet at 5 seconds. scattered showers and
thunderstorms.
.thursday night...west winds 5 to 10 knots. seas around 2 feet in
the evening, then 1 foot or less. wave detail: northwest 1 foot
at 5 seconds. isolated showers and thunderstorms in the evening,
then scattered showers and thunderstorms after midnight.
.friday...west winds 5 to 10 knots. seas 1 foot or less.
scattered showers and thunderstorms.
.friday night...southwest winds 5 to 10 knots. seas 1 foot or
less. isolated showers and thunderstorms after midnight.
.saturday...southwest winds 5 to 10 knots. seas 1 foot or less,
then around 2 feet in the afternoon. scattered showers and
thunderstorms.
winds and seas higher in and near thunderstorms.
$$
(7/7)
Latest Coastal Waters Forecast by KTBW
Issued 8/18/2026 9:31 AM America/New_York.
Valid through 8/18/2026 10:15 PM America/New_York.
fzus52 ktbw 181331
cwftbw
expires:202608190215;;937814
coastal waters forecast for florida
national weather service tampa bay ruskin fl
931 am edt tue aug 18 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.
gmz876-190215-
waters from bonita beach to englewood fl out 20 to 60 nm-
931 am edt tue aug 18 2026
.today...northwest winds 5 to 10 knots. seas 1 foot or less. wave
detail: northwest 1 foot at 3 seconds.
.tonight...northwest winds around 10 knots. seas around 2 feet.
wave detail: northwest 2 feet at 4 seconds.
.wednesday...northwest winds around 10 knots. seas around 2 feet.
wave detail: northwest 2 feet at 4 seconds.
.wednesday night...northwest winds 5 to 10 knots. seas around
2 feet. wave detail: northwest 2 feet at 5 seconds. isolated
showers and thunderstorms in the evening, then scattered showers
and thunderstorms after midnight.
.thursday...northwest winds 5 to 10 knots. seas around 2 feet.
wave detail: northwest 2 feet at 5 seconds. scattered showers and
thunderstorms.
.thursday night...west winds 5 to 10 knots. seas around 2 feet in
the evening, then 1 foot or less. wave detail: northwest 1 foot
at 5 seconds. isolated showers and thunderstorms after midnight.
.friday...southwest winds around 5 knots. seas 1 foot or less.
isolated showers and thunderstorms.
.friday night...southwest winds around 5 knots. seas 1 foot or
less. isolated showers and thunderstorms after midnight.
.saturday...southwest winds around 5 knots. seas 1 foot or less.
isolated showers and thunderstorms.
winds and seas higher in and near thunderstorms.
$$
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