


Coastal Waters Forecast
Issued by NWS Portland, ME
Issued by NWS Portland, ME
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428 FZUS51 KGYX 091846 CWFGYX Coastal Waters Forecast National Weather Service Gray ME 246 PM EDT Thu Oct 9 2025 COASTAL WATERS FROM STONINGTON ME TO MERRIMACK RIVER MA OUT TO 25 NM ANZ100-100900- 246 PM EDT Thu Oct 9 2025 .Synopsis for Stonington ME to Merrimack River Ma out to 25 NM Winds ease as high pressure builds across the waters overnight.The high lingers into the weekend. An ocean storm will develop and slowly drift south of New England this weekend and early next week. This storm will bring increasing winds and building seas, and may result in some gale or storm conditions for the coastal waters by Sunday night. $$ ANZ154-100900- Coastal Waters from Cape Elizabeth, ME to Merrimack River, MA out 25 NM- 246 PM EDT Thu Oct 9 2025 .THIS AFTERNOON...N winds 15 to 20 kt, diminishing to 10 to 15 kt late. Seas 2 to 4 ft. Wave Detail: NE 3 ft at 5 seconds and SE 2 ft at 8 seconds. .TONIGHT...N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Wave Detail: NE 3 ft at 5 seconds and SE 2 ft at 8 seconds. .FRI...NW winds around 5 kt, becoming SW with gusts up to 20 kt in the afternoon. Seas around 2 ft. Wave Detail: NE 2 ft at 5 seconds. .FRI NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 3 seconds. .SAT...SW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds. .SAT NIGHT...S winds 5 to 10 kt, becoming E after midnight. Seas around 2 ft. .SUN...NE winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 3 ft, building to 3 to 5 ft in the afternoon. A chance of showers in the afternoon. .SUN NIGHT...NE winds 25 to 30 kt with gusts up to 45 kt. Seas 5 to 7 ft, building to 8 to 11 ft after midnight. Showers likely. .MON...NE winds 25 to 35 kt with gusts up to 50 kt. Seas 11 to 15 ft. Showers likely. .MON NIGHT...NE winds 25 to 30 kt with gusts up to 45 kt. Seas 11 to 15 ft. Showers likely. $$ ANZ152-100900- Coastal Waters from Port Clyde, ME to Cape Elizabeth, ME out 25 NM- 246 PM EDT Thu Oct 9 2025 .THIS AFTERNOON...N winds 15 to 20 kt. Seas 3 to 4 ft. Wave Detail: N 3 ft at 4 seconds and SE 2 ft at 8 seconds. .TONIGHT...N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Wave Detail: N 3 ft at 4 seconds and SE 2 ft at 8 seconds. .FRI...NW winds 5 to 10 kt, becoming SW 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds and SE 2 ft at 8 seconds. .FRI NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds. .SAT...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. Wave Detail: SW 3 ft at 5 seconds. .SAT NIGHT...SW winds 5 to 10 kt, becoming E after midnight. Seas around 2 ft. Wave Detail: SW 2 ft at 4 seconds. .SUN...NE winds 10 to 15 kt with gusts up to 20 kt, becoming E 15 to 20 kt with gusts up to 30 kt in the afternoon. Seas 2 to 4 ft. A chance of showers in the afternoon. .SUN NIGHT...NE winds 15 to 20 kt, increasing to 20 to 25 kt after midnight. Gusts up to 40 kt. Seas 4 to 6 ft, building to 6 to 9 ft after midnight. A chance of showers in the evening, then showers likely after midnight. .MON...NE winds 25 to 30 kt with gusts up to 45 kt. Seas 9 to 12 ft, building to 10 to 14 ft in the afternoon. Showers likely. .MON NIGHT...NE winds 25 to 30 kt with gusts up to 40 kt. Seas 10 to 14 ft. Showers likely. $$ ANZ150-100900- Coastal Waters from Stonington, ME to Port Clyde, ME out 25 NM- 246 PM EDT Thu Oct 9 2025 .THIS AFTERNOON...N winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: N 3 ft at 4 seconds and SE 2 ft at 8 seconds. .TONIGHT...N winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 2 to 4 ft. Wave Detail: N 3 ft at 4 seconds and SE 2 ft at 8 seconds. .FRI...NW winds 5 to 10 kt, becoming SW 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: W 2 ft at 3 seconds and S 2 ft at 8 seconds. .FRI NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds. .SAT...W winds 10 to 15 kt with gusts up to 20 kt, becoming SW 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 5 seconds. .SAT NIGHT...SW winds 5 to 10 kt, becoming NE after midnight. Seas around 2 ft. Wave Detail: SW 2 ft at 5 seconds. .SUN...NE winds 10 to 15 kt, becoming E 15 to 20 kt in the afternoon. Seas 2 to 4 ft. .SUN NIGHT...NE winds 15 to 20 kt, becoming E 20 to 25 kt after midnight. Gusts up to 35 kt. Seas 4 to 6 ft, building to 5 to 8 ft after midnight. A chance of showers. .MON...NE winds 25 to 30 kt with gusts up to 40 kt. Seas 8 to 11 ft, building to 9 to 13 ft in the afternoon. Showers likely. .MON NIGHT...NE winds 20 to 25 kt with gusts up to 40 kt, diminishing to 15 to 20 kt with gusts up to 30 kt after midnight. Seas 9 to 13 ft. Showers likely. $$ ANZ153-100900- Casco Bay- 246 PM EDT Thu Oct 9 2025 .THIS AFTERNOON...N winds around 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. .TONIGHT...NW winds 10 to 15 kt with gusts up to 20 kt, becoming N 5 to 10 kt after midnight. Seas 2 to 3 ft. .FRI...NW winds around 5 kt, becoming SW 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. Seas around 2 ft. .SAT...SW winds 5 to 10 kt. Seas around 2 ft. .SAT NIGHT...SW winds 5 to 10 kt, becoming N after midnight. Seas around 2 ft in the evening, then 1 foot or less. .SUN...NE winds 10 to 15 kt, becoming E 15 to 20 kt in the afternoon. Seas 2 to 3 ft. A chance of showers in the afternoon. .SUN NIGHT...NE winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. A chance of showers in the evening, then showers likely after midnight. .MON...NE winds 25 to 30 kt with gusts up to 40 kt. Seas 5 to 7 ft. Showers likely. .MON NIGHT...NE winds 20 to 25 kt, diminishing to 15 to 20 kt after midnight. Gusts up to 35 kt. Seas 5 to 7 ft. Showers likely. $$ ANZ151-100900- Penobscot Bay- 246 PM EDT Thu Oct 9 2025 .THIS AFTERNOON...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 3 ft. .TONIGHT...NW winds 10 to 15 kt with gusts up to 25 kt, diminishing to 5 to 10 kt after midnight. Seas 2 to 3 ft. .FRI...NW winds around 5 kt, becoming SW 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas around 2 ft. .FRI NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. .SAT...SW winds 5 to 10 kt. Seas around 2 ft. .SAT NIGHT...SW winds around 5 kt, becoming N after midnight. Seas around 2 ft in the evening, then 1 foot or less. .SUN...NE winds 5 to 10 kt, becoming E 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas around 2 ft. .SUN NIGHT...NE winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. A chance of showers. .MON...NE winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. A chance of showers. .MON NIGHT...NE winds 15 to 20 kt with gusts up to 30 kt, diminishing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas 3 to 5 ft. Showers likely. $$