Coastal Waters Forecast
Issued by NWS Portland, ME
Issued by NWS Portland, ME
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877 FZUS51 KGYX 061450 CWFGYX Coastal Waters Forecast National Weather Service Gray ME 950 AM EST Sat Dec 6 2025 COASTAL WATERS FROM STONINGTON ME TO MERRIMACK RIVER MA OUT TO 25 NM ANZ100-070500- 950 AM EST Sat Dec 6 2025 .Synopsis for Stonington ME to Merrimack River Ma out to 25 NM... Light snow reduces visibility this morning along the coast, improving this afternoon. A cold front crosses the waters early Sunday morning as high pressure pushes into the Canadian Maritimes. Weak low pressure quickly passes through northern New England Sunday night, strengthening as it enters the Gulf of Maine Monday. An active pattern is likely heading into the middle of next week. $$ ANZ154-070500- Coastal Waters from Cape Elizabeth, ME to Merrimack River, MA out 25 NM- 950 AM EST Sat Dec 6 2025 .REST OF TODAY...SW winds 5 to 10 kt. Seas around 2 ft. Snow likely late this morning. A chance of rain. A chance of snow this afternoon. Vsby 1 NM or less late this morning and early afternoon. .TONIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds. .SUN...NW winds 10 to 15 kt with gusts up to 20 kt, becoming N 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: NW 2 ft at 3 seconds and SE 2 ft at 9 seconds. .SUN NIGHT...N winds 5 to 10 kt, increasing to 15 to 20 kt after midnight. Seas 2 to 4 ft. Wave Detail: SE 3 ft at 9 seconds and NW 2 ft at 3 seconds. A chance of rain in the evening. A chance of snow. Vsby 1 to 3 NM. .MON...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: N 4 ft at 4 seconds and SE 3 ft at 8 seconds. A chance of snow in the morning with vsby 1 to 3 NM. .MON NIGHT...NW winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 3 to 5 ft. Wave Detail: N 4 ft at 4 seconds and SE 2 ft at 8 seconds. .TUE...W winds around 10 kt, becoming SW 15 to 20 kt with gusts up to 25 kt in the afternoon. Seas 2 to 3 ft. .TUE NIGHT...SW winds 20 to 25 kt, diminishing to 15 to 20 kt after midnight. Seas 3 to 5 ft. A chance of snow in the evening. Vsby 1 NM or less. .WED...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. A chance of rain in the afternoon with vsby 1 NM or less. .WED NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 6 ft. Rain likely, mainly in the evening. Vsby 1 NM or less. $$ ANZ152-070500- Coastal Waters from Port Clyde, ME to Cape Elizabeth, ME out 25 NM- 950 AM EST Sat Dec 6 2025 .REST OF TODAY...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 4 seconds. A chance of snow and rain late this morning and early afternoon, then a slight chance of showers late. Vsby 1 NM or less late this morning and early afternoon. .TONIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 4 seconds. .SUN...NW winds 10 to 15 kt with gusts up to 25 kt, becoming N 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: NW 3 ft at 4 seconds and SE 2 ft at 9 seconds. .SUN NIGHT...NE winds 5 to 10 kt, becoming N 15 to 20 kt with gusts up to 25 kt after midnight. Seas 2 to 4 ft. Wave Detail: SE 3 ft at 9 seconds and N 2 ft at 3 seconds. A chance of snow in the evening, then snow likely after midnight. Vsby 1 to 3 NM. .MON...NW winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: N 4 ft at 4 seconds and SE 3 ft at 8 seconds. A chance of snow in the morning with vsby 1 NM or less. .MON 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: NW 4 ft at 4 seconds and SE 2 ft at 8 seconds. .TUE...W winds around 10 kt, becoming SW 15 to 20 kt with gusts up to 25 kt in the afternoon. Seas 2 to 4 ft. .TUE NIGHT...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to 6 ft. A chance of snow. Vsby 1 NM or less. .WED...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. A chance of rain in the afternoon with vsby 1 NM or less. .WED NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 5 to 7 ft. Rain likely. Vsby 1 NM or less. $$ ANZ150-070500- Coastal Waters from Stonington, ME to Port Clyde, ME out 25 NM- 950 AM EST Sat Dec 6 2025 .REST OF TODAY...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds. A chance of rain late this morning. A chance of snow. Rain likely this afternoon. Vsby 1 NM or less late this morning and early afternoon. .TONIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 5 seconds. A chance of showers in the evening. .SUN...NW winds 10 to 15 kt, becoming N 5 to 10 kt in the afternoon. Gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: NW 3 ft at 5 seconds and SE 2 ft at 9 seconds. .SUN NIGHT...NE winds 5 to 10 kt, becoming N 15 to 20 kt with gusts up to 25 kt after midnight. Seas 2 to 4 ft. Wave Detail: SE 3 ft at 9 seconds and NE 2 ft at 3 seconds. A chance of snow in the evening, then snow likely after midnight. Vsby 1 to 3 NM. .MON...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: N 4 ft at 4 seconds and SE 3 ft at 8 seconds. A chance of snow in the morning with vsby 1 NM or less. .MON NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: NW 4 ft at 4 seconds. .TUE...W winds around 10 kt, becoming SW 15 to 20 kt with gusts up to 25 kt in the afternoon. Seas 2 to 4 ft. .TUE NIGHT...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to 7 ft. Snow likely in the evening, then a chance of rain and snow after midnight. Vsby 1 NM or less. .WED...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 4 to 6 ft. A chance of rain in the afternoon. .WED NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 5 to 7 ft. Rain likely. Vsby 1 NM or less after midnight. $$ ANZ153-070500- Casco Bay- 950 AM EST Sat Dec 6 2025 .REST OF TODAY...SW winds around 5 kt, increasing to 5 to 10 kt this afternoon. Seas around 2 ft. Snow likely late this morning, then a chance of snow early this afternoon. Vsby 1 NM or less late this morning and early afternoon. .TONIGHT...W winds 5 to 10 kt. Seas around 2 ft. .SUN...N winds 5 to 10 kt. Seas around 2 ft. .SUN NIGHT...NE winds around 5 kt, becoming N 10 to 15 kt with gusts up to 20 kt after midnight. Seas around 2 ft. A chance of snow in the evening, then snow likely after midnight. Vsby 1 to 3 NM. .MON...NW winds 15 to 20 kt. Seas 2 to 3 ft. A chance of snow in the morning with vsby 1 to 3 NM. .MON NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas 2 to 3 ft. .TUE...W winds 5 to 10 kt, becoming SW 15 to 20 kt in the afternoon. Seas 2 to 3 ft. .TUE NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. A chance of snow in the evening. Vsby 1 NM or less. .WED...SW winds 10 to 15 kt. Seas 2 to 3 ft. A chance of rain in the afternoon with vsby 1 NM or less. .WED NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Rain likely, mainly in the evening. Vsby 1 NM or less. $$ ANZ151-070500- Penobscot Bay- 950 AM EST Sat Dec 6 2025 .REST OF TODAY...S winds around 5 kt, becoming SW this afternoon. Seas around 2 ft. A chance of snow late this morning and early afternoon. Rain likely early this afternoon, then a slight chance of rain and snow showers late. Vsby 1 NM or less, increasing to 1 to 3 NM late. .TONIGHT...W winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 4 seconds. .SUN...NW winds 10 to 15 kt with gusts up to 20 kt, becoming N 5 to 10 kt in the afternoon. Seas around 2 ft. Wave Detail: NW 2 ft at 3 seconds. .SUN NIGHT...N winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas around 2 ft. A chance of snow in the evening, then snow likely after midnight. Vsby 1 to 3 NM. .MON...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 3 ft. Wave Detail: NW 2 ft at 2 seconds. A chance of snow in the morning with vsby 1 to 3 NM. .MON NIGHT...NW winds 10 to 15 kt with gusts up to 25 kt. Seas around 2 ft. Wave Detail: NW 2 ft at 2 seconds. .TUE...W winds 5 to 10 kt, becoming SW 10 to 15 kt with gusts up to 25 kt in the afternoon. Seas 1 foot or less, then around 2 ft in the afternoon. .TUE NIGHT...SW winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Gusts up to 30 kt. Seas 2 to 4 ft. Snow likely, mainly in the evening. Vsby 1 NM or less. .WED...SW winds 5 to 10 kt, becoming S 10 to 15 kt in the afternoon. Seas 2 to 4 ft. A chance of rain in the afternoon with vsby 1 NM or less. .WED NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Rain, mainly in the evening. Vsby 1 NM or less. $$