GMZ800-212015-
Synopsis for the coastal waters from Bonita Beach to Suwannee River-
357 AM EDT Tue Jul 21 2026
.SYNOPSIS...
Hazardous marine conditions continue with strong gusty southerly winds,
rough seas, scattered showers and storms through today.
Conditions will begin to improve Wednesday and Wednesday night.
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GMZ870-212015-
Waters from Tarpon Springs to Suwannee River FL out 20 to 60 NM-
357 AM EDT Tue Jul 21 2026
SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
TODAY
South winds 20 to 25 knots with gusts up to 30 knots.
Seas 7 to 9 feet, occasionally to 11 feet. Wave Detail: South 9
feet at 7 seconds and west 2 feet at 8 seconds. Scattered
thunderstorms this morning. Numerous showers. Isolated
thunderstorms this afternoon.
TONIGHT
South winds 20 to 25 knots, diminishing to 15 to
20 knots after midnight. Seas 7 to 9 feet, occasionally to
11 feet. Wave Detail: Southwest 6 feet at 7 seconds. Isolated
showers and thunderstorms in the evening.
WEDNESDAY
South winds 15 to 20 knots with gusts up to
25 knots. Seas 5 to 8 feet, occasionally to 10 feet. Wave Detail:
Southwest 5 feet at 8 seconds and south 3 feet at 5 seconds.
WEDNESDAY NIGHT
Southwest winds 10 to 15 knots. Gusts up to
25 knots in the evening. Seas 4 to 6 feet, occasionally to
8 feet, subsiding to 3 to 4 feet, occasionally to 5 feet after
midnight. Wave Detail: Southwest 4 feet at 8 seconds and south
2 feet at 5 seconds, becoming southwest 4 feet at 8 seconds and
south 1 foot at 5 seconds.
THURSDAY
Southwest winds 5 to 10 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: Southwest 4 feet at
8 seconds and south 1 foot at 4 seconds.
THURSDAY NIGHT
West winds 5 to 10 knots, becoming northwest
after midnight. Seas 2 to 3 feet. Wave Detail: West 3 feet at
8 seconds and south 1 foot at 4 seconds.
FRIDAY
Southeast winds around 5 knots, becoming southwest in
the afternoon. Seas around 2 feet.
FRIDAY NIGHT
Northwest winds 5 to 10 knots. Seas around
2 feet.
SATURDAY
West winds 5 to 10 knots. Seas around 2 feet in the
morning, then 1 foot or less.
Winds and seas higher in and near thunderstorms.
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