NWS Marine Forecast


   GMZ800-160315-  Synopsis for the coastal waters from Bonita Beach to Suwannee River-  1001 AM EDT Tue Sep 15 2026      .SYNOPSIS...  Wind will remain light today with winds around 5 knots. As  the ridge start to move away winds will shift easterly around 5  to 10 knots. By Wednesday an upper level low will start to  approach the area and then push through on Thursday. This will  quickly increase the winds out of the northeast between 15 to 25  knots with increasing seas. By Friday the upper level low will  push away resulting in winds coming down to 10 to 15 knots out of  the east.    $$
   GMZ853-160315-  Coastal waters from Englewood to Tarpon Springs FL out 20 NM-  1001 AM EDT Tue Sep 15 2026    TODAY  East winds 5 to 10 knots. Seas 1 foot or less. Wave  Detail: East 1 foot at 2 seconds and southwest 1 foot at  7 seconds. Bay and inland waters light chop. Isolated showers and  thunderstorms this morning, then scattered showers and  thunderstorms this afternoon.  TONIGHT  East winds 15 to 20 knots. Seas 2 to 3 feet. Wave  Detail: East 2 feet at 4 seconds and southwest 1 foot at  6 seconds. Bay and inland waters choppy. Numerous showers and  thunderstorms in the evening.  WEDNESDAY  Northeast winds 15 to 20 knots with gusts up to  25 knots. Seas 2 to 3 feet. Wave Detail: East 2 feet at 4 seconds  and north 1 foot at 4 seconds. Bay and inland waters choppy.  Scattered showers and thunderstorms in the afternoon.  WEDNESDAY NIGHT  Northeast winds 20 to 25 knots with gusts up  to 30 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave  Detail: Northeast 4 feet at 5 seconds and northeast 3 feet at  4 seconds. Bay and inland waters rough. Scattered showers and  thunderstorms in the evening.  THURSDAY  Northeast winds 15 to 20 knots with gusts up to  25 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail:  Northeast 3 feet at 5 seconds and northeast 2 feet at 4 seconds.  Bay and inland waters choppy. Scattered showers and thunderstorms  in the afternoon.  THURSDAY NIGHT  Northeast winds 20 to 25 knots, diminishing to  15 to 20 knots after midnight. Seas 2 to 4 feet, occasionally to  5 feet. Wave Detail: Northeast 3 feet at 4 seconds and northeast  3 feet at 5 seconds. Bay and inland waters rough. Scattered  showers. Scattered thunderstorms, mainly in the evening.  FRIDAY  Northeast winds 10 to 15 knots, diminishing to 5 to  10 knots in the afternoon. Seas 2 to 3 feet. Bay and inland  waters a moderate chop. Isolated showers and thunderstorms in the  morning, then numerous showers and scattered thunderstorms in the  afternoon.  FRIDAY NIGHT  East winds 10 to 15 knots. Seas 1 foot or less,  then around 2 feet after midnight. Bay and inland waters a  moderate chop. Numerous showers and scattered thunderstorms.  SATURDAY  East winds around 10 knots, becoming southeast in the  afternoon. Seas around 2 feet in the morning, then 1 foot or  less. Bay and inland waters light chop. Scattered thunderstorms.  Scattered showers in the morning, then numerous showers in the  afternoon.    Winds and seas higher in and near thunderstorms.    $$