NWS Marine Forecast


   GMZ800-171930-  Synopsis for the coastal waters from Bonita Beach to Suwannee River-  238 AM EDT Fri Jul 17 2026      .SYNOPSIS...  A tropical wave slowly moving over the Eastern Gulf will produce a  tightening pressure gradient with northwest to west flow today  before shifting to southwest for the weekend with scattered to  numerous showers and thunderstorms expected. Winds and seas likely  higher in or near stronger thunderstorms through this weekend and  into early next week.    $$
   GMZ856-171930-  Coastal waters from Bonita Beach to Englewood FL out 20 NM-  238 AM EDT Fri Jul 17 2026    TODAY  Northwest winds 5 to 10 knots. Seas around 2 feet. Wave  Detail: Northwest 2 feet at 4 seconds. Bay and inland waters  light chop. Scattered thunderstorms. Numerous showers, mainly  this morning.  TONIGHT  Northwest winds 5 to 10 knots, becoming southwest  after midnight. Seas around 2 feet. Wave Detail: Northwest 2 feet  at 5 seconds. Bay and inland waters light chop. Scattered  thunderstorms. Scattered showers in the evening, then numerous  showers after midnight.  SATURDAY  South winds 5 to 10 knots, becoming southwest 10 to  15 knots in the afternoon. Seas around 2 feet. Wave Detail:  Southwest 1 foot at 2 seconds and northwest 1 foot at 5 seconds.  Bay and inland waters a moderate chop. Scattered thunderstorms.  Numerous showers, mainly in the morning.  SATURDAY NIGHT  South winds 10 to 15 knots. Seas around 2 feet.  Wave Detail: South 2 feet at 3 seconds and northwest 1 foot at  5 seconds. Bay and inland waters a moderate chop. Scattered  thunderstorms. Scattered showers in the evening, then numerous  showers after midnight.  SUNDAY  South winds 15 to 20 knots. Seas 2 to 3 feet. Wave  Detail: South 2 feet at 4 seconds and northwest 1 foot at  4 seconds. Bay and inland waters choppy. Numerous showers and  scattered thunderstorms.  SUNDAY NIGHT  Southwest winds 10 to 15 knots. Seas around  2 feet. Wave Detail: Southwest 2 feet at 5 seconds. Bay and  inland waters a moderate chop. Scattered thunderstorms. Scattered  showers in the evening, then numerous showers after midnight.  MONDAY  Southwest winds around 15 knots. Seas 2 to 3 feet. Bay  and inland waters a moderate chop. Numerous showers and scattered  thunderstorms.  MONDAY NIGHT  Southwest winds 10 to 15 knots. Seas 2 to 3 feet.  Bay and inland waters a moderate chop. Isolated showers and  thunderstorms.  TUESDAY  South winds 10 to 15 knots. Seas around 2 feet. Bay  and inland waters a moderate chop. Isolated showers and  thunderstorms.    Winds and seas higher in and near thunderstorms.    $$