GMZ800-210815-
Synopsis for the coastal waters from Bonita Beach to Suwannee River-
320 PM EDT Mon Jul 20 2026
.SYNOPSIS...
Hazardous marine conditions continue with strong gusty southerly winds,
rough seas, scattered showers and storms through Tuesday. Conditions
begin to clear Wednesday afternoon.
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GMZ870-210815-
Waters from Tarpon Springs to Suwannee River FL out 20 to 60 NM-
320 PM EDT Mon Jul 20 2026
SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY EVENING
TONIGHT
South winds around 25 knots with gusts up to 30 knots.
Seas 7 to 8 feet, occasionally to 10 feet. Wave Detail: South
8 feet at 7 seconds. Numerous showers and scattered
thunderstorms.
TUESDAY
South winds 25 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. Numerous showers and scattered
thunderstorms.
TUESDAY NIGHT
South winds 20 to 25 knots with gusts up to
30 knots. Seas 6 to 9 feet, occasionally to 11 feet. Wave Detail:
South 9 feet at 7 seconds and west 2 feet at 8 seconds. Scattered
showers and thunderstorms, mainly in the evening.
WEDNESDAY
South winds 15 to 20 knots with gusts up to
25 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail:
South 7 feet at 8 seconds and south 3 feet at 5 seconds. Isolated
showers and thunderstorms.
WEDNESDAY NIGHT
Southwest winds 15 to 20 knots, diminishing to
10 to 15 knots after midnight. Seas 4 to 6 feet, occasionally to
8 feet. Wave Detail: South 5 feet at 6 seconds. Isolated showers
and thunderstorms.
THURSDAY
South 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 5 seconds. Isolated showers and
thunderstorms.
THURSDAY NIGHT
West winds 5 to 10 knots. Seas 2 to 3 feet.
FRIDAY
East 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 1 foot or less.
Winds and seas higher in and near thunderstorms.
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