NWS Marine Forecast



 Hazardous marine condition(s):
 Small Craft Advisory
 Hazardous Weather Outlook
   ANZ300-181930-  231 AM EDT Sat Jul 18 2026    .Synopsis for the Long Island and Connecticut coastal waters...  A strong frontal system impacts the waters into tonight. High  pressure builds in on Sunday and remains in control through early  next week. Another cold front moves through late Tuesday into  Wednesday.    $$
   ANZ331-181930-  Long Island Sound East of New Haven CT/Port Jefferson NY to the  Mouth of the Connecticut River-  231 AM EDT Sat Jul 18 2026    SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH  THIS EVENING    TODAY  S winds 5 to 10 kt, increasing to 10 to 15 kt with gusts  up to 25 kt late this morning and afternoon. Seas 1 ft or less,  then around 2 ft this afternoon. Wave Detail: SW 1 ft at  2 seconds, becoming SW 2 ft at 3 seconds. Areas of smoke until  late afternoon. Patchy smoke late. Showers and chance of tstms  late this morning and afternoon with vsby 1 to 3 nm.  TONIGHT  SW winds 15 to 20 kt with gusts up to 25 kt. Seas  around 2 ft. Wave Detail: SW 2 ft at 3 seconds. Chance of tstms.  Showers, mainly in the evening.  SUN  NW winds 10 to 15 kt with gusts up to 20 kt. Seas around  2 ft in the morning, then 1 ft or less. Wave Detail: W 2 ft at  4 seconds, becoming NW 1 ft at 3 seconds.  SUN NIGHT  NW winds 5 to 10 kt. Seas 1 ft or less. Wave Detail:  NW 1 ft at 3 seconds.  MON  NE winds around 5 kt, becoming S in the afternoon. Seas  1 ft or less.  MON NIGHT  S winds 5 to 10 kt. Seas 1 ft or less.  TUE  SE winds 10 to 15 kt with gusts up to 20 kt. Seas 1 ft or  less. Showers likely with chance of tstms.  TUE NIGHT  S winds 10 to 15 kt with gusts up to 25 kt. Seas  around 2 ft. Showers and chance of tstms.  WED  SW winds 10 to 15 kt with gusts up to 25 kt. Seas around  2 ft. Showers likely with chance of tstms.  WED NIGHT  W winds 10 to 15 kt with gusts up to 25 kt. Seas  around 2 ft. Chance of showers.    Winds and seas may be higher in and near tstms.    $$