Coastal Waters Forecast
Issued by NWS Portland, ME
Issued by NWS Portland, ME
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098 FZUS51 KGYX 040628 CWFGYX Coastal Waters Forecast National Weather Service Gray ME 228 AM EDT Sun Oct 4 2026 COASTAL WATERS FROM STONINGTON ME TO MERRIMACK RIVER MA OUT TO 60 NM ANZ100-042030- 228 AM EDT Sun Oct 4 2026 .Synopsis for Stonington ME to Merrimack River Ma out to 60 NM... High pressure remains in control of the waters today. A strong cold front will approach the waters Monday, and while southwest winds will increase ahead of it, it will be the west northwest winds behind the front that become gusty. A small craft advisory has been issued for Monday afternoon through late Tuesday afternoon, and there remains a chance for some gale force gusts across all waters. High pressure then returns for the remainder of the work week. $$ ANZ151-042030- Penobscot Bay- 228 AM EDT Sun Oct 4 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY AFTERNOON... .TODAY...E winds 5 to 10 kt, becoming SE late. Seas 1 foot or less. .TONIGHT...SE winds 5 to 10 kt, becoming E after midnight. Seas 1 foot or less. A chance of showers after midnight with vsby 1 to 3 NM. .MON...SW winds 5 to 10 kt, becoming W 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 2 to 3 ft. A chance of showers in the morning. .MON NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: W 2 ft at 3 seconds. .TUE...W winds around 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: W 2 ft at 3 seconds. .TUE NIGHT...W winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas around 2 ft. .WED...SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 1 foot or less, then around 2 ft in the afternoon. .WED NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .THU...SW winds 5 to 10 kt. Seas 2 to 3 ft. .THU NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. $$ ANZ153-042030- Casco Bay- 228 AM EDT Sun Oct 4 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY AFTERNOON... .TODAY...E winds 5 to 10 kt. Seas around 2 ft. .TONIGHT...SE winds 5 to 10 kt, becoming NE after midnight. Seas around 2 ft. A chance of showers. .MON...W winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Seas 2 to 3 ft. .MON NIGHT...W winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 2 to 4 ft. .TUE...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .TUE NIGHT...NW winds 5 to 10 kt with gusts up to 20 kt, becoming W after midnight. Seas around 2 ft. .WED...SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up to 25 kt in the afternoon. Seas 1 foot or less, then around 2 ft in the afternoon. .WED NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .THU...SW winds 5 to 10 kt. Seas 2 to 3 ft. .THU NIGHT...W winds 5 to 10 kt. Seas around 2 ft. $$ ANZ150-042030- Coastal Waters from Stonington, ME to Port Clyde, ME out 25 NM- 228 AM EDT Sun Oct 4 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY AFTERNOON... .TODAY...E winds 5 to 10 kt. Seas around 2 ft. Wave Detail: E 2 ft at 3 seconds. .TONIGHT...SE winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 5 seconds. A chance of showers. .MON...W winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: SE 4 ft at 8 seconds and SW 3 ft at 4 seconds. A chance of showers in the morning. .MON NIGHT...W winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft. Wave Detail: W 4 ft at 5 seconds and SE 4 ft at 8 seconds. .TUE...W winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: W 4 ft at 5 seconds and SE 2 ft at 8 seconds. .TUE NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: W 4 ft at 5 seconds. .WED...SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas around 2 ft. .WED NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. .THU...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. .THU NIGHT...SW winds 10 to 15 kt, becoming W 5 to 10 kt after midnight. Seas 2 to 3 ft. $$ ANZ152-042030- Coastal Waters from Port Clyde, ME to Cape Elizabeth, ME out 25 NM- 228 AM EDT Sun Oct 4 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY AFTERNOON... .TODAY...E winds 5 to 10 kt. Seas around 2 ft. Wave Detail: E 2 ft at 3 seconds. .TONIGHT...SE winds 5 to 10 kt, becoming E after midnight. Seas around 2 ft. Wave Detail: E 2 ft at 5 seconds. A chance of showers. .MON...W winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: SE 4 ft at 8 seconds and SW 3 ft at 4 seconds. .MON NIGHT...W winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 5 ft. Wave Detail: W 4 ft at 4 seconds and SE 4 ft at 8 seconds. .TUE...W winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: W 4 ft at 4 seconds and SE 3 ft at 8 seconds. .TUE NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt, becoming W 5 to 10 kt after midnight. Seas 2 to 3 ft. Wave Detail: NW 3 ft at 4 seconds. .WED...SW winds 5 to 10 kt, becoming S 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. .WED NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. .THU...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. .THU NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. $$ ANZ154-042030- Coastal Waters from Cape Elizabeth, ME to Merrimack River, MA out 25 NM- 228 AM EDT Sun Oct 4 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY AFTERNOON... .TODAY...E winds 5 to 10 kt. Seas around 2 ft. Wave Detail: E 2 ft at 4 seconds and SE 2 ft at 10 seconds. .TONIGHT...E winds around 5 kt, becoming NE after midnight. Seas around 2 ft. Wave Detail: E 2 ft at 5 seconds and SE 2 ft at 10 seconds. A chance of showers. .MON...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Wave Detail: SE 4 ft at 8 seconds and W 2 ft at 3 seconds. .MON NIGHT...W winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: E 4 ft at 8 seconds and W 3 ft at 3 seconds. .TUE...W winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: W 3 ft at 4 seconds and E 3 ft at 8 seconds. .TUE NIGHT...W winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas 2 to 3 ft. Wave Detail: W 2 ft at 3 seconds and E 2 ft at 8 seconds. .WED...SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 1 foot or less, then around 2 ft in the afternoon. .WED NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. .THU...SW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt in the afternoon. Seas 2 to 3 ft. .THU NIGHT...W winds 5 to 10 kt. Seas around 2 ft. $$ ANZ180-042030- Waters from Stonington ME to Port Clyde ME from 25 to 60 NM- 228 AM EDT Sun Oct 4 2026 .TODAY...E winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: E 2 ft at 4 seconds. .TONIGHT...SE winds 10 to 15 kt, becoming E 5 to 10 kt after midnight. Seas 2 to 4 ft. Wave Detail: SE 4 ft at 9 seconds and E 3 ft at 5 seconds. A chance of showers. Vsby 1 to 3 NM in the evening. .MON...NW winds 10 to 15 kt, becoming W 15 to 20 kt in the afternoon. Gusts up to 30 kt. Seas 4 to 6 ft. Wave Detail: SE 5 ft at 8 seconds and W 3 ft at 4 seconds. .MON NIGHT...NW winds 20 to 25 kt with gusts up to 35 kt. Seas 5 to 7 ft. Wave Detail: W 6 ft at 5 seconds and SE 4 ft at 8 seconds. .TUE...W winds around 20 kt with gusts up to 30 kt. Seas 5 to 7 ft. Wave Detail: SW 6 ft at 7 seconds and SE 2 ft at 8 seconds. .TUE NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt, diminishing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas 3 to 5 ft. Wave Detail: W 4 ft at 6 seconds. .WED...W winds 5 to 10 kt, becoming SW 15 to 20 kt with gusts up to 25 kt in the afternoon. Seas around 2 ft. .WED NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. .THU...SW winds around 15 kt with gusts up to 25 kt. Seas 3 to 4 ft. .THU NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. $$ ANZ182-042030- Waters from Port Clyde ME to Cape Elizabeth ME from 25 to 60 NM- 228 AM EDT Sun Oct 4 2026 .TODAY...E winds 10 to 15 kt with gusts up to 20 kt, becoming SE 5 to 10 kt late. Seas 2 to 3 ft. Wave Detail: NE 2 ft at 4 seconds. .TONIGHT...SE winds 10 to 15 kt with gusts up to 20 kt, becoming E 5 to 10 kt after midnight. Seas 2 to 4 ft. Wave Detail: SE 3 ft at 9 seconds and E 2 ft at 5 seconds. A chance of showers. Vsby 1 to 3 NM in the evening. .MON...W winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: SE 5 ft at 8 seconds and W 3 ft at 4 seconds. .MON NIGHT...NW winds around 20 kt with gusts up to 35 kt. Seas 5 to 6 ft. Wave Detail: W 6 ft at 5 seconds and E 4 ft at 8 seconds. .TUE...W winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft. Wave Detail: SW 6 ft at 6 seconds and E 2 ft at 8 seconds. .TUE NIGHT...NW winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 2 to 4 ft. Wave Detail: NW 4 ft at 5 seconds. .WED...SW winds 5 to 10 kt, becoming S 15 to 20 kt with gusts up to 25 kt in the afternoon. Seas around 2 ft. .WED NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 4 ft. .THU...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 4 ft. .THU NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. $$ ANZ184-042030- Waters from Cape Elizabeth ME to Merrimack River MA from 25 to 60 NM- 228 AM EDT Sun Oct 4 2026 .TODAY...E winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: NE 2 ft at 3 seconds. .TONIGHT...E winds 5 to 10 kt, becoming NE after midnight. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 9 seconds and E 2 ft at 5 seconds. A chance of showers. Vsby 1 to 3 NM in the evening. .MON...W winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: SE 4 ft at 8 seconds and W 3 ft at 4 seconds. .MON NIGHT...NW winds around 20 kt with gusts up to 30 kt. Seas 5 to 6 ft. Wave Detail: W 5 ft at 5 seconds and E 4 ft at 8 seconds. .TUE...W winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft. Wave Detail: W 5 ft at 5 seconds and E 3 ft at 8 seconds. .TUE NIGHT...W winds 10 to 15 kt, becoming NW 5 to 10 kt after midnight. Gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: NW 3 ft at 4 seconds. .WED...SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up to 25 kt in the afternoon. Seas around 2 ft. .WED NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. .THU...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .THU NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. $$