NWS Marine Forecast


   ANZ100-190315-  915 AM EDT Mon May 18 2026    .Synopsis for Stonington ME to Merrimack River Ma out to 25 NM...  Ocean waters remain very cold, and air temperatures will be warming  through midweek, and the warm air temperatures may cause people to  underestimate the dangers of cold ocean waters. High pressure  becomes centered over the western Atlantic today and Tuesday with  a cold front approaching. The front crosses Wednesday afternoon and  evening with winds become west to northwesterly into Wednesday night.  High pressure then builds across the region through late week.      $$
   ANZ153-190315-  Casco Bay-  915 AM EDT Mon May 18 2026    REST OF TODAY  SE winds 5 to 10 kt. Seas around 2 ft. A slight  chance of showers late this morning.  TONIGHT  S winds around 5 kt. Seas 2 to 3 ft. Patchy fog after  midnight with vsby 1 to 3 NM.  TUE  SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up  to 20 kt in the afternoon. Seas 2 to 3 ft.  TUE NIGHT  SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to  4 ft.  WED  SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft.  A chance of showers in the afternoon.  WED NIGHT  NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to  4 ft. A chance of showers in the evening.  THU  NW winds 10 to 15 kt. Seas 2 to 3 ft.  THU NIGHT  NW winds 5 to 10 kt. Seas around 2 ft.  FRI  W winds around 5 kt, becoming S 10 to 15 kt with gusts up to  20 kt in the afternoon. Seas around 2 ft.  FRI NIGHT  SW winds 10 to 15 kt with gusts up to 20 kt,  diminishing to around 5 kt after midnight. Seas around 2 ft.    $$