FZUS51 KGYX 210637 CWFGYX Coastal Waters Forecast National Weather Service Gray ME 237 AM EDT Tue Apr 21 2026 COASTAL WATERS FROM STONINGTON ME TO MERRIMACK RIVER MA OUT TO 25 NM ANZ100-212045- 237 AM EDT Tue Apr 21 2026 .Synopsis for Stonington ME to Merrimack River Ma out to 25 NM... High pressure builds across the waters and persists through midweek. A weak front crosses on Wednesday, and then another ridge of high pressure builds in for late week. $$ ANZ151-212045- Penobscot Bay- 237 AM EDT Tue Apr 21 2026 .REST OF TONIGHT...N winds 5 to 10 kt. Seas around 2 ft. .TUE...N winds around 5 kt, becoming S in the afternoon. Seas around 2 ft in the morning, then 1 foot or less. .TUE NIGHT...S winds 5 to 10 kt. Seas 1 foot or less. .WED...S winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 1 foot or less, then around 2 ft in the afternoon. A chance of showers in the afternoon. .WED NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. A chance of showers. .THU...W winds 5 to 10 kt. Seas around 2 ft. A chance of showers. .THU NIGHT...NW winds 5 to 10 kt. Seas around 2 ft in the evening, then 1 foot or less. A chance of showers in the evening. .FRI...N winds 5 to 10 kt. Seas 1 foot or less, then around 2 ft in the afternoon. .FRI NIGHT...N winds around 5 kt. Seas around 2 ft in the evening, then 1 foot or less. .SAT...N winds 5 to 10 kt, becoming W in the afternoon. Seas 1 foot or less. .SAT NIGHT...NW winds around 5 kt. Seas 1 foot or less. $$ ANZ153-212045- Casco Bay- 237 AM EDT Tue Apr 21 2026 .REST OF TONIGHT...N winds 5 to 10 kt. Seas around 2 ft. .TUE...NE winds 5 to 10 kt, becoming S in the afternoon. Seas around 2 ft. .TUE NIGHT...S winds 5 to 10 kt. Seas around 2 ft. .WED...S winds 10 to 15 kt. Seas 2 to 3 ft. A chance of showers. .WED NIGHT...S winds 10 to 15 kt, becoming SW 5 to 10 kt after midnight. Seas 2 to 3 ft. A chance of showers. .THU...W winds 5 to 10 kt. Seas around 2 ft. A chance of showers. .THU NIGHT...NW winds 5 to 10 kt. Seas around 2 ft. .FRI...NW winds 5 to 10 kt. Seas around 2 ft. .FRI NIGHT...N winds around 5 kt. Seas around 2 ft in the evening, then 1 foot or less. .SAT...N winds 5 to 10 kt, becoming SE in the afternoon. Seas 1 foot or less. .SAT NIGHT...SW winds around 5 kt, becoming NW after midnight. Seas 1 foot or less, then around 2 ft after midnight. $$ ANZ150-212045- Coastal Waters from Stonington, ME to Port Clyde, ME out 25 NM- 237 AM EDT Tue Apr 21 2026 .REST OF TONIGHT...N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: NW 2 ft at 3 seconds and S 2 ft at 7 seconds. .TUE...NE winds 5 to 10 kt with gusts up to 20 kt, becoming S in the afternoon. Seas 2 to 3 ft. Wave Detail: NE 2 ft at 3 seconds. .TUE NIGHT...S winds 5 to 10 kt. Seas around 2 ft. .WED...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 4 seconds. .WED NIGHT...S winds 10 to 15 kt, becoming SW 5 to 10 kt after midnight. Seas 2 to 3 ft. Wave Detail: S 2 ft at 5 seconds. A chance of showers after midnight. .THU...W winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 5 seconds. A chance of showers. .THU NIGHT...NW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas around 2 ft. .FRI...N winds 10 to 15 kt with gusts up to 20 kt, becoming NW 5 to 10 kt in the afternoon. Seas around 2 ft. .FRI NIGHT...N winds 5 to 10 kt. Seas around 2 ft. .SAT...N winds 10 to 15 kt with gusts up to 20 kt, becoming SW around 5 kt in the afternoon. Seas around 2 ft. .SAT NIGHT...W winds around 5 kt, becoming NW after midnight. Seas around 2 ft. $$ ANZ152-212045- Coastal Waters from Port Clyde, ME to Cape Elizabeth, ME out 25 NM- 237 AM EDT Tue Apr 21 2026 .REST OF TONIGHT...N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: N 2 ft at 3 seconds. .TUE...NE winds 5 to 10 kt with gusts up to 20 kt, becoming S in the afternoon. Seas 2 to 3 ft. Wave Detail: NE 2 ft at 3 seconds. .TUE NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 4 seconds and E 2 ft at 8 seconds. .WED...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 4 seconds. A chance of showers in the afternoon. .WED NIGHT...S winds 10 to 15 kt, becoming SW 5 to 10 kt after midnight. Seas 2 to 3 ft. Wave Detail: S 3 ft at 5 seconds. A chance of showers. .THU...W winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 5 seconds. A chance of showers. .THU NIGHT...NW winds 10 to 15 kt. Seas around 2 ft. .FRI...N winds 10 to 15 kt with gusts up to 20 kt, becoming NW 5 to 10 kt in the afternoon. Seas around 2 ft. .FRI NIGHT...N winds 5 to 10 kt. Seas around 2 ft. .SAT...N winds 5 to 10 kt with gusts up to 20 kt, becoming S in the afternoon. Seas around 2 ft. .SAT NIGHT...SW winds around 5 kt, becoming NW after midnight. Seas around 2 ft. $$ ANZ154-212045- Coastal Waters from Cape Elizabeth, ME to Merrimack River, MA out 25 NM- 237 AM EDT Tue Apr 21 2026 .REST OF TONIGHT...N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: N 2 ft at 3 seconds. .TUE...NE winds 5 to 10 kt with gusts up to 20 kt, becoming SE in the afternoon. Seas 2 to 3 ft. Wave Detail: NE 2 ft at 4 seconds. .TUE NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 3 seconds. .WED...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 4 seconds. A chance of showers. .WED NIGHT...S winds 10 to 15 kt, becoming SW 5 to 10 kt after midnight. Seas 2 to 3 ft. Wave Detail: S 2 ft at 5 seconds. A chance of showers in the evening. .THU...SW winds 5 to 10 kt, becoming NW in the afternoon. Seas around 2 ft. Wave Detail: S 2 ft at 5 seconds. .THU NIGHT...NW winds 5 to 10 kt. Seas around 2 ft. .FRI...N winds 5 to 10 kt with gusts up to 20 kt, becoming E in the afternoon. Seas around 2 ft. .FRI NIGHT...W winds around 5 kt, becoming N after midnight. Seas around 2 ft in the evening, then 1 foot or less. .SAT...N winds 5 to 10 kt, becoming SE in the afternoon. Seas around 2 ft. .SAT NIGHT...S winds around 5 kt, becoming NW after midnight. Seas 2 to 3 ft. $$ ANZ180-212045- Waters from Stonington ME to Port Clyde ME from 25 to 60 NM- 237 AM EDT Tue Apr 21 2026 .REST OF TONIGHT...N winds around 15 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: N 3 ft at 4 seconds and S 2 ft at 7 seconds. .TUE...NE winds 10 to 15 kt with gusts up to 20 kt, becoming E 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: N 3 ft at 4 seconds. .TUE NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds and NE 2 ft at 5 seconds. .WED...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds and SE 2 ft at 7 seconds. .WED NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft. Wave Detail: S 3 ft at 5 seconds and SE 2 ft at 8 seconds. A chance of showers after midnight. .THU...W winds around 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 5 seconds. A chance of showers. .THU NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .FRI...N winds 10 to 15 kt, becoming NW 5 to 10 kt in the afternoon. Seas 2 to 3 ft. .FRI NIGHT...NW winds 5 to 10 kt, becoming N 10 to 15 kt after midnight. Seas 2 to 3 ft. .SAT...N winds 10 to 15 kt with gusts up to 20 kt, becoming NW 5 to 10 kt in the afternoon. Seas 2 to 3 ft. .SAT NIGHT...W winds 5 to 10 kt, becoming N after midnight. Seas 2 to 3 ft. $$ ANZ182-212045- Waters from Port Clyde ME to Cape Elizabeth ME from 25 to 60NM- 237 AM EDT Tue Apr 21 2026 .REST OF TONIGHT...N winds around 15 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: N 3 ft at 4 seconds and E 2 ft at 8 seconds. .TUE...NE winds 10 to 15 kt with gusts up to 20 kt, becoming E around 5 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: N 3 ft at 4 seconds and E 2 ft at 8 seconds. .TUE NIGHT...S winds 5 to 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds and NE 2 ft at 5 seconds. .WED...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 4 seconds and SE 2 ft at 8 seconds. .WED NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft. Wave Detail: S 3 ft at 5 seconds and SE 2 ft at 8 seconds. A chance of showers after midnight. .THU...W winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 5 seconds. A chance of showers. .THU NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .FRI...N winds 10 to 15 kt with gusts up to 20 kt, becoming NW 5 to 10 kt in the afternoon. Seas 2 to 3 ft. .FRI NIGHT...NW winds 5 to 10 kt, becoming N 10 to 15 kt with gusts up to 20 kt after midnight. Seas around 2 ft. .SAT...N winds 10 to 15 kt with gusts up to 20 kt, becoming NW 5 to 10 kt in the afternoon. Seas 2 to 3 ft. .SAT NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas 2 to 3 ft. $$ ANZ184-212045- Waters from Cape Elizabeth ME to Merrimack River MA from 25 to 60 NM- 237 AM EDT Tue Apr 21 2026 .REST OF TONIGHT...N winds around 15 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: N 3 ft at 4 seconds and E 2 ft at 8 seconds. .TUE...NE winds 10 to 15 kt with gusts up to 20 kt, becoming E 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: N 3 ft at 4 seconds and E 2 ft at 8 seconds. .TUE NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 4 seconds and E 2 ft at 8 seconds. .WED...S winds around 15 kt with gusts up to 20 kt. Seas around 3 ft. Wave Detail: S 3 ft at 4 seconds. A chance of showers. .WED NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft. Wave Detail: S 3 ft at 5 seconds. A chance of showers. .THU...W winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 5 seconds. A chance of showers in the morning. .THU NIGHT...NW winds 5 to 10 kt, becoming N 10 to 15 kt with gusts up to 20 kt after midnight. Seas around 2 ft. .FRI...N winds 10 to 15 kt with gusts up to 20 kt, becoming NW 5 to 10 kt in the afternoon. Seas 2 to 3 ft. .FRI NIGHT...W winds 5 to 10 kt, becoming N after midnight. Seas around 2 ft. .SAT...N winds 10 to 15 kt with gusts up to 20 kt, becoming E 5 to 10 kt in the afternoon. Seas 2 to 3 ft. .SAT NIGHT...SW winds around 5 kt, becoming NW after midnight. Seas 2 to 3 ft. $$