NWS Marine Forecast



 Hazardous marine condition(s):
 Storm Watch
   ANZ200-160300-  1004 AM EDT Sun Mar 15 2026    .Synopsis for Massachusetts and Rhode Island coastal waters...  High pres moves offshore today. A warm front will lift N across the  waters tonight followed by strong low pres lifting into Quebec on  Mon. Gale to storm force S wind gusts develop late Mon into Mon  night followed by near gale force W wind gusts Tue behind a strong  cold front. High pres builds over the waters Wed into Thu, moving  offshore Fri.    $$
   ANZ251-160300-  Massachusetts Bay and Ipswich Bay-  1004 AM EDT Sun Mar 15 2026    STORM WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY  MORNING    THIS AFTERNOON  N winds 5 to 10 kt, becoming E 10 to 15 kt.  Seas around 2 ft. Wave Detail: NW 1 foot at 3 seconds and NE  1 foot at 7 seconds.  TONIGHT  SE winds 15 to 20 kt, increasing to 20 to 25 kt after  midnight. Seas 2 to 4 ft. Wave Detail: SE 4 ft at 5 seconds and E  1 foot at 8 seconds. A chance of rain after midnight.  MON  SE winds 25 to 30 kt, becoming S 20 to 25 kt in the  afternoon. Seas 5 to 7 ft. Wave Detail: SE 7 ft at 7 seconds.  Patchy fog. Rain. Vsby 1 NM or less.  MON NIGHT  S winds 25 to 35 kt. Gusts up to 45 kt, increasing  to 55 kt after midnight. Seas 5 to 7 ft, building to 6 to 9 ft  after midnight. Wave Detail: SE 7 ft at 7 seconds, becoming S  9 ft at 7 seconds. Rain. Patchy dense fog in the evening with  vsby 1 NM or less.  TUE  SW winds 25 to 30 kt, becoming W 20 to 25 kt in the  afternoon. Seas 5 to 7 ft. Wave Detail: SE 7 ft at 9 seconds and  SW 4 ft at 5 seconds. A chance of rain in the morning.  TUE NIGHT  W winds 20 to 25 kt with gusts up to 30 kt. Seas  4 to 6 ft. Wave Detail: W 5 ft at 4 seconds and E 4 ft at  12 seconds. A chance of light freezing spray after midnight.  WED  W winds 15 to 20 kt. Seas 3 to 5 ft. A chance of light  freezing spray.  WED NIGHT THROUGH THU NIGHT  S winds 10 to 15 kt with gusts up  to 20 kt. Seas 2 to 3 ft.    Seas are reported as significant wave height, which is the  average of the highest third of the waves. Individual wave  heights may be more than twice the significant wave height.    $$