National Weather Service Marine Forecast FZUS52 KTBW

FZUS52 KTBW 102012
CWFTBW

Coastal Waters Forecast for Florida
National Weather Service Tampa Bay Ruskin FL
412 PM EDT Sat Oct 10 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.

GMZ800-110915
Synopsis for the coastal waters from Bonita Beach to Suwannee River
412 PM EDT Sat Oct 10 2026

SYNOPSIS

Marine conditions remain hazardous this afternoon with seas 6-8 ft and winds gusting to around 25 kts. Conditions will slowly improve through Sunday as winds and seas eventually subside. Weak high pressure will build into the region Monday and hold across the Gulf through the week with dry conditions as winds and seas continue to improve.

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GMZ830-110915
Tampa Bay waters
412 PM EDT Sat Oct 10 2026

SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING

TONIGHT
South winds around 20 knots, decreasing to 10 to 15 knots late evening. Bay and inland waters a moderate chop. Isolated thunderstorms. Numerous showers, mainly this evening.

SUNDAY
Southwest winds 5 to 10 knots, becoming west in the afternoon. Bay and inland waters light chop. Isolated thunderstorms. Numerous showers, mainly in the morning.

SUNDAY NIGHT
North winds 5 to 10 knots. Bay and inland waters light chop.

MONDAY
North winds 5 to 10 knots. Bay and inland waters light chop.

MONDAY NIGHT
North winds 5 to 10 knots. Bay and inland waters light chop.

TUESDAY
North winds 5 to 10 knots. Bay and inland waters light chop.

TUESDAY NIGHT
Northeast winds 5 to 10 knots. Bay and inland waters light chop.

WEDNESDAY
Northeast winds 5 to 10 knots. Bay and inland waters light chop.

WEDNESDAY NIGHT
East winds 10 to 15 knots. Bay and inland waters a moderate chop.

THURSDAY
East winds 5 to 10 knots. Bay and inland waters light chop.

Winds and waves higher in and near thunderstorms.

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GMZ836-110915
Charlotte Harbor and Pine Island Sound
412 PM EDT Sat Oct 10 2026

TONIGHT
South winds 10 to 15 knots. Bay and inland waters a moderate chop. Scattered showers with isolated thunderstorms.

SUNDAY
South winds 5 to 10 knots, becoming southwest in the afternoon. Bay and inland waters light chop. Numerous showers with isolated thunderstorms.

SUNDAY NIGHT
North winds 5 to 10 knots. Bay and inland waters light chop. Scattered showers with isolated thunderstorms in the evening.

MONDAY
North winds 5 to 10 knots. Bay and inland waters light chop.

MONDAY NIGHT
North winds 5 to 10 knots. Bay and inland waters light chop.

TUESDAY
Northeast winds 5 to 10 knots. Bay and inland waters light chop.

TUESDAY NIGHT
Northeast winds 5 to 10 knots. Bay and inland waters light chop.

WEDNESDAY
Northeast winds 5 to 10 knots. Bay and inland waters light chop.

WEDNESDAY NIGHT
Northeast winds 10 to 15 knots. Bay and inland waters a moderate chop.

THURSDAY
East winds 5 to 10 knots. Bay and inland waters light chop. Isolated showers and thunderstorms in the afternoon.

Winds and waves higher in and near thunderstorms.

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GMZ856-110915
Coastal waters from Bonita Beach to Englewood FL out 20 NM
412 PM EDT Sat Oct 10 2026

TONIGHT
South winds 10 to 15 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: South 5 feet at 6 seconds. Bay and inland waters a moderate chop. Isolated thunderstorms.

SUNDAY
South winds 5 to 10 knots, becoming southwest in the afternoon. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: South 3 feet at 5 seconds. Bay and inland waters light chop. Numerous showers with isolated thunderstorms.

SUNDAY NIGHT
North winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: South 2 feet at 5 seconds. Bay and inland waters light chop. Isolated showers and thunderstorms in the evening.

MONDAY
North winds 10 to 15 knots. Seas around 2 feet. Wave Detail: West 2 feet at 5 seconds and northeast 1 foot at 3 seconds. Bay and inland waters a moderate chop.

MONDAY NIGHT
North winds 10 to 15 knots. Seas around 2 feet. Wave Detail: North 2 feet at 5 seconds. Bay and inland waters a moderate chop.

TUESDAY
North winds around 10 knots. Seas around 2 feet. Wave Detail: North 2 feet at 4 seconds. Bay and inland waters light chop.

TUESDAY NIGHT
Northeast winds 10 to 15 knots. Seas around 2 feet. Bay and inland waters a moderate chop.

WEDNESDAY
Northeast winds 5 to 10 knots. Seas around 2 feet. Bay and inland waters light chop.

WEDNESDAY NIGHT
Northeast winds 10 to 15 knots. Seas around 2 feet. Bay and inland waters a moderate chop.

THURSDAY
Northeast winds 5 to 10 knots. Seas around 2 feet in the morning, then 1 foot or less. Bay and inland waters light chop. Isolated showers and thunderstorms in the afternoon.

Winds and seas higher in and near thunderstorms.

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GMZ876-110915
Waters from Bonita Beach to Englewood FL out 20 to 60 NM
412 PM EDT Sat Oct 10 2026

TONIGHT
South winds 10 to 15 knots. Seas 5 to 7 feet, occasionally to 9 feet, subsiding to 4 to 5 feet, occasionally to 6 feet after midnight. Wave Detail: South 5 feet at 6 seconds, becoming south 4 feet at 6 seconds. Isolated thunderstorms. Numerous showers, mainly this evening.

SUNDAY
South winds 5 to 10 knots, becoming west in the afternoon. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: South 3 feet at 5 seconds. Numerous showers with isolated thunderstorms.

SUNDAY NIGHT
Northeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: South 2 feet at 5 seconds. Isolated showers and thunderstorms in the evening.

MONDAY
Northeast winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 3 feet. Wave Detail: Northeast 2 feet at 4 seconds and northwest 2 feet at 5 seconds.

MONDAY NIGHT
Northeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: North 3 feet at 5 seconds.

TUESDAY
Northeast winds 10 to 15 knots. Seas around 2 feet. Wave Detail: North 2 feet at 5 seconds.

TUESDAY NIGHT
Northeast winds 10 to 15 knots. Seas around 2 feet.

WEDNESDAY
Northeast winds 5 to 10 knots. Seas around 2 feet.

WEDNESDAY NIGHT
Northeast winds 10 to 15 knots, becoming east 15 to 20 knots after midnight. Seas 2 to 3 feet. Isolated showers and thunderstorms.

THURSDAY
East winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Seas 2 to 3 feet. Isolated showers and thunderstorms.

Winds and seas higher in and near thunderstorms.

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GMZ853-110915
Coastal waters from Englewood to Tarpon Springs FL out 20 NM
412 PM EDT Sat Oct 10 2026

SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING

TONIGHT
South winds around 20 knots, decreasing to 10 to 15 knots late evening. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: South 5 feet at 7 seconds and south 1 foot at 4 seconds. Bay and inland waters a moderate chop. Isolated thunderstorms. Numerous showers, mainly this evening.

SUNDAY
Southwest winds 10 to 15 knots, becoming northwest 5 to 10 knots in the afternoon. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Southwest 3 feet at 6 seconds and south 1 foot at 3 seconds. Bay and inland waters a moderate chop. Isolated thunderstorms. Numerous showers, mainly in the morning.

SUNDAY NIGHT
North winds 5 to 10 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Northwest 2 feet at 5 seconds and south 1 foot at 4 seconds. Bay and inland waters light chop. Isolated showers and thunderstorms in the evening.

MONDAY
North winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Northwest 2 feet at 5 seconds and east 1 foot at 4 seconds. Bay and inland waters a moderate chop.

MONDAY NIGHT
North winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: North 2 feet at 4 seconds. Bay and inland waters a moderate chop.

TUESDAY
North winds 10 to 15 knots. Seas around 2 feet. Wave Detail: North 2 feet at 4 seconds. Bay and inland waters a moderate chop.

TUESDAY NIGHT
North winds 10 to 15 knots, becoming northeast after midnight. Seas around 2 feet. Bay and inland waters a moderate chop.

WEDNESDAY
Northeast winds 5 to 10 knots. Seas around 2 feet in the morning, then 1 foot or less. Bay and inland waters light chop.

WEDNESDAY NIGHT
Northeast winds 10 to 15 knots. Seas around 2 feet. Bay and inland waters a moderate chop.

THURSDAY
Northeast winds 5 to 10 knots. Seas around 2 feet in the morning, then 1 foot or less. Bay and inland waters light chop.

Winds and seas higher in and near thunderstorms.

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GMZ873-110915
Waters from Englewood to Tarpon Springs FL out 20 to 60 NM
412 PM EDT Sat Oct 10 2026

SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING

TONIGHT
South winds around 20 knots, decreasing to 10 to 15 knots late evening. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: Southwest 6 feet at 7 seconds. Isolated thunderstorms.

SUNDAY
Southwest winds 10 to 15 knots, becoming northwest 5 to 10 knots in the afternoon. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: South 4 feet at 6 seconds. Isolated thunderstorms. Numerous showers, mainly in the morning.

SUNDAY NIGHT
North winds around 10 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Northwest 3 feet at 5 seconds and southeast 1 foot at 5 seconds.

MONDAY
North winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 3 feet. Wave Detail: North 2 feet at 4 seconds.

MONDAY NIGHT
North winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: North 3 feet at 4 seconds.

TUESDAY
North winds 10 to 15 knots. Seas around 2 feet. Wave Detail: North 2 feet at 5 seconds.

TUESDAY NIGHT
North winds 10 to 15 knots, becoming northeast after midnight. Seas around 2 feet.

WEDNESDAY
Northeast winds around 10 knots. Seas around 2 feet.

WEDNESDAY NIGHT
Northeast winds 10 to 15 knots. Seas 2 to 3 feet.

THURSDAY
East winds 10 to 15 knots, becoming northeast 5 to 10 knots in the afternoon. Seas 2 to 3 feet.

Winds and seas higher in and near thunderstorms.

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GMZ850-110915
Coastal waters from Tarpon Springs to Suwannee River FL out 20 NM
412 PM EDT Sat Oct 10 2026

SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING

TONIGHT
South winds around 20 knots, decreasing to 10 to 15 knots late evening. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: Southwest 4 feet at 7 seconds and south 1 foot at 3 seconds. Bay and inland waters a moderate chop. Numerous showers with isolated thunderstorms.

SUNDAY
West winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Southwest 3 feet at 7 seconds and southwest 1 foot at 3 seconds. Bay and inland waters a moderate chop. Isolated thunderstorms. Numerous showers, mainly in the morning.

SUNDAY NIGHT
Northwest winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: West 2 feet at 5 seconds. Bay and inland waters light chop.

MONDAY
North winds 10 to 15 knots. Seas around 2 feet. Wave Detail: North 2 feet at 4 seconds. Bay and inland waters a moderate chop.

MONDAY NIGHT
North winds 5 to 10 knots. Seas around 2 feet in the evening, then 1 foot or less. Wave Detail: Northwest 2 feet at 4 seconds, becoming northwest 1 foot at 4 seconds. Bay and inland waters light chop.

TUESDAY
North winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: North 1 foot at 3 seconds. Bay and inland waters light chop.

TUESDAY NIGHT
North winds 5 to 10 knots, becoming northeast after midnight. Seas 1 foot or less. Bay and inland waters light chop.

WEDNESDAY
Northeast winds 5 to 10 knots. Seas 1 foot or less. Bay and inland waters light chop.

WEDNESDAY NIGHT
Northeast winds 10 to 15 knots, becoming east after midnight. Seas 1 foot or less. Bay and inland waters a moderate chop.

THURSDAY
Northeast winds 5 to 10 knots. Seas 1 foot or less. Bay and inland waters light chop.

Winds and seas higher in and near thunderstorms.

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GMZ870-110915
Waters from Tarpon Springs to Suwannee River FL out 20 to 60 NM
412 PM EDT Sat Oct 10 2026

SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING

TONIGHT
Southwest winds around 20 knots, decreasing to 10 to 15 knots late evening. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: South 6 feet at 7 seconds. Numerous showers with isolated thunderstorms.

SUNDAY
Northwest winds 10 to 15 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: West 4 feet at 6 seconds. Numerous showers with isolated thunderstorms in the morning.

SUNDAY NIGHT
Northwest winds around 10 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Northwest 3 feet at 6 seconds.

MONDAY
North winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: North 2 feet at 4 seconds.

MONDAY NIGHT
North winds around 10 knots. Seas around 2 feet. Wave Detail: Northwest 2 feet at 4 seconds.

TUESDAY
North winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Seas around 2 feet. Wave Detail: North 2 feet at 4 seconds.

TUESDAY NIGHT
North winds around 10 knots, becoming northeast after midnight. Seas 1 foot or less.

WEDNESDAY
Northeast winds 5 to 10 knots. Seas 1 foot or less.

WEDNESDAY NIGHT
Northeast winds 10 to 15 knots, becoming east after midnight. Seas around 2 feet.

THURSDAY
East winds 5 to 10 knots. Seas around 2 feet.

Winds and seas higher in and near thunderstorms.