NWS Marine Forecast



 Hazardous marine condition(s):
 Small Craft Advisory
   GMZ800-210415-  Synopsis for the coastal waters from Bonita Beach to Suwannee River-  1124 AM EDT Mon Jul 20 2026      .SYNOPSIS...  Tropical Depression Two will continue to move slowly northwest and  then west over the northern Gulf over the next few days with a  tightening pressure gradient across the waters. This will lead to  a breezy south to southwest flow through Tuesday along with  periods of showers and thunderstorms, with higher winds and seas  likely in and near thunderstorms. During the second half of the  week, winds and seas will subside as the system moves further  west away from the waters.    $$
   GMZ856-210415-  Coastal waters from Bonita Beach to Englewood FL out 20 NM-  1124 AM EDT Mon Jul 20 2026    SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY AFTERNOON    TODAY  South winds 20 to 25 knots with gusts up to 30 knots.  Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: Southwest  6 feet at 6 seconds. Bay and inland waters rough. Scattered  thunderstorms. Numerous showers, mainly this morning.  TONIGHT  South winds around 20 knots with gusts up to 25 knots.  Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: Southwest  5 feet at 6 seconds. Bay and inland waters choppy. Scattered  showers and thunderstorms, mainly in the evening.  TUESDAY  South winds 15 to 20 knots with gusts up to 25 knots.  Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: Southwest  4 feet at 6 seconds. Bay and inland waters choppy. Isolated  showers and thunderstorms.  TUESDAY NIGHT  South winds 10 to 15 knots. Seas 2 to 4 feet,  occasionally to 5 feet. Wave Detail: Southwest 3 feet at  6 seconds. Bay and inland waters a moderate chop.  WEDNESDAY  South winds 10 to 15 knots. Seas 2 to 3 feet. Wave  Detail: West 3 feet at 8 seconds and south 2 feet at 4 seconds.  Bay and inland waters a moderate chop.  WEDNESDAY NIGHT  Southwest winds 5 to 10 knots, becoming  southeast after midnight. Seas 2 to 3 feet. Wave Detail: West  3 feet at 7 seconds and south 1 foot at 4 seconds. Bay and inland  waters light chop. Isolated showers and thunderstorms after  midnight.  THURSDAY  Southeast winds 5 to 10 knots, becoming southwest in  the afternoon. Seas around 2 feet. Bay and inland waters light  chop. Isolated showers and thunderstorms.  THURSDAY NIGHT  Northwest winds 5 to 10 knots, becoming  northeast after midnight. Seas around 2 feet. Bay and inland  waters light chop. Isolated showers and thunderstorms.  FRIDAY  East winds around 5 knots, becoming southwest in the  afternoon. Seas around 2 feet. Bay and inland waters light chop.  Isolated showers and thunderstorms in the afternoon.    Winds and seas higher in and near thunderstorms.    $$