Coastal Waters Forecast
Issued by NWS Portland, ME
Issued by NWS Portland, ME
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107 FZUS51 KGYX 151207 CWFGYX Coastal Waters Forecast National Weather Service Gray ME 706 AM EST Mon Dec 15 2025 COASTAL WATERS FROM STONINGTON ME TO MERRIMACK RIVER MA OUT TO 25 NM ANZ100-160100- 706 AM EST Mon Dec 15 2025 .Synopsis for Stonington ME to Merrimack River Ma out to 25 NM... North to northwest winds increase in the wake of exiting low pressure, with Gales expected over the outer waters today. High pressure builds south of the waters tonight into Tuesday. A series of low pressure systems track northwest of New England Wednesday and another Thursday night with periods of SW Gales possible ahead of these systems. $$ ANZ154-160100- Coastal Waters from Cape Elizabeth, ME to Merrimack River, MA out 25 NM- 706 AM EST Mon Dec 15 2025 ...GALE WARNING IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... .TODAY...NW winds 20 to 25 kt with gusts up to 35 kt, diminishing to 15 to 20 kt with gusts up to 35 kt late. Seas 3 to 5 ft. Wave Detail: N 4 ft at 5 seconds and SE 2 ft at 11 seconds. .TONIGHT...W winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: W 4 ft at 4 seconds and NE 2 ft at 5 seconds. .TUE...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: W 2 ft at 3 seconds. .TUE NIGHT...SW winds 15 to 20 kt, increasing to 20 to 25 kt after midnight. Seas 2 to 3 ft, building to 3 to 5 ft after midnight. Wave Detail: SW 3 ft at 4 seconds, becoming SW 5 ft at 5 seconds. .WED...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to 6 ft. Wave Detail: S 6 ft at 6 seconds and S 4 ft at 9 seconds. .WED NIGHT...W winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 3 to 5 ft. Wave Detail: S 4 ft at 8 seconds. .THU...SW winds 10 to 15 kt, becoming S 15 to 20 kt with gusts up to 25 kt in the afternoon. Seas 2 to 4 ft. .THU NIGHT...S winds 25 to 30 kt with gusts up to 40 kt. Seas 5 to 7 ft. Rain after midnight. .FRI...S winds 25 to 30 kt, becoming W in the afternoon. Gusts up to 40 kt. Seas 6 to 9 ft. Rain likely in the morning, then scattered showers in the afternoon. .FRI NIGHT...W winds 25 to 30 kt with gusts up to 35 kt. Seas 6 to 9 ft, subsiding to 5 to 7 ft after midnight. $$ ANZ152-160100- Coastal Waters from Port Clyde, ME to Cape Elizabeth, ME out 25 NM- 706 AM EST Mon Dec 15 2025 ...GALE WARNING IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... .TODAY...NW winds 20 to 25 kt, diminishing to 15 to 20 kt late. Gusts up to 40 kt. Seas 4 to 6 ft. Wave Detail: N 5 ft at 5 seconds and S 3 ft at 11 seconds. .TONIGHT...NW winds 15 to 20 kt with gusts up to 30 kt, becoming W 10 to 15 kt with gusts up to 20 kt after midnight. Seas 4 to 6 ft, subsiding to 3 to 4 ft after midnight. Wave Detail: W 5 ft at 4 seconds and SE 3 ft at 10 seconds, becoming W 3 ft at 4 seconds and SE 2 ft at 10 seconds. .TUE...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: W 3 ft at 4 seconds. .TUE NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt, increasing to 25 to 30 kt with gusts up to 35 kt after midnight. Seas 2 to 4 ft, building to 4 to 6 ft after midnight. Wave Detail: SW 3 ft at 4 seconds, becoming SW 6 ft at 6 seconds. .WED...SW winds 25 to 30 kt with gusts up to 35 kt. Seas 6 to 9 ft. Wave Detail: SW 8 ft at 7 seconds and SE 8 ft at 11 seconds. .WED NIGHT...W winds 20 to 25 kt with gusts up to 30 kt, diminishing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas 5 to 7 ft. Wave Detail: S 7 ft at 8 seconds. .THU...SW winds 10 to 15 kt with gusts up to 20 kt, becoming S 15 to 20 kt with gusts up to 30 kt in the afternoon. Seas 3 to 5 ft. .THU NIGHT...S winds 25 to 35 kt with gusts up to 45 kt. Seas 5 to 7 ft, building to 7 to 10 ft after midnight. Rain likely after midnight. .FRI...S winds 25 to 35 kt, becoming W 25 to 30 kt in the afternoon. Gusts up to 45 kt. Seas 8 to 11 ft. Rain likely in the morning, then scattered showers in the afternoon. .FRI NIGHT...NW winds 25 to 30 kt with gusts up to 40 kt. Seas 8 to 10 ft, subsiding to 6 to 9 ft after midnight. $$ ANZ150-160100- Coastal Waters from Stonington, ME to Port Clyde, ME out 25 NM- 706 AM EST Mon Dec 15 2025 ...GALE WARNING IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... .TODAY...NW winds 20 to 25 kt with gusts up to 35 kt, diminishing to 15 to 20 kt with gusts up to 35 kt late. Seas 5 to 7 ft. Wave Detail: N 5 ft at 5 seconds and SE 3 ft at 11 seconds. .TONIGHT...NW winds 15 to 20 kt with gusts up to 30 kt, becoming W 10 to 15 kt with gusts up to 20 kt after midnight. Seas 4 to 6 ft, subsiding to 2 to 4 ft after midnight. Wave Detail: W 5 ft at 5 seconds and S 3 ft at 10 seconds, becoming NW 4 ft at 5 seconds and SE 2 ft at 10 seconds. .TUE...W winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: W 2 ft at 5 seconds and SE 2 ft at 10 seconds. .TUE NIGHT...SW winds 15 to 20 kt, increasing to 25 to 30 kt after midnight. Seas 2 to 4 ft, building to 4 to 6 ft after midnight. Wave Detail: SW 3 ft at 4 seconds, becoming SW 6 ft at 6 seconds. .WED...SW winds 25 to 30 kt with gusts up to 40 kt. Seas 7 to 10 ft. Wave Detail: S 9 ft at 10 seconds and SW 8 ft at 7 seconds. .WED NIGHT...W winds 20 to 25 kt, diminishing to 15 to 20 kt after midnight. Seas 5 to 8 ft, subsiding to 5 to 6 ft after midnight. Wave Detail: S 8 ft at 8 seconds, becoming S 6 ft at 9 seconds. .THU...SW winds 10 to 15 kt, becoming S 15 to 20 kt with gusts up to 30 kt in the afternoon. Seas 4 to 5 ft. .THU NIGHT...S winds 25 to 35 kt with gusts up to 50 kt. Seas 5 to 7 ft, building to 7 to 10 ft after midnight. Rain likely after midnight. .FRI...S winds 30 to 35 kt with gusts up to 50 kt, becoming SW 25 to 30 kt with gusts up to 40 kt in the afternoon. Seas 9 to 11 ft. Rain likely. .FRI NIGHT...W winds 25 to 30 kt with gusts up to 40 kt. Seas 8 to 11 ft. $$ ANZ153-160100- Casco Bay- 706 AM EST Mon Dec 15 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 PM EST THIS AFTERNOON... .TODAY...NW winds 15 to 20 kt, diminishing to 10 to 15 kt late. Gusts up to 30 kt. Seas 2 to 3 ft. .TONIGHT...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. .TUE...W winds 5 to 10 kt. Seas around 2 ft. .TUE NIGHT...SW winds 15 to 20 kt. Gusts up to 30 kt after midnight. Seas 2 to 4 ft. .WED...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 4 ft. .WED NIGHT...W winds 15 to 20 kt, diminishing to 5 to 10 kt after midnight. Seas 2 to 4 ft. .THU...SW winds 10 to 15 kt, becoming S 15 to 20 kt with gusts up to 25 kt in the afternoon. Seas 2 to 3 ft. .THU NIGHT...S winds 25 to 30 kt with gusts up to 40 kt. Seas 3 to 5 ft. Scattered showers in the evening, then rain after midnight. .FRI...S winds 25 to 30 kt with gusts up to 40 kt, becoming W 20 to 25 kt with gusts up to 30 kt in the afternoon. Seas 3 to 5 ft. Rain likely in the morning, then scattered showers in the afternoon. .FRI NIGHT...W winds 20 to 25 kt, becoming NW 15 to 20 kt after midnight. Seas 3 to 5 ft. $$ ANZ151-160100- Penobscot Bay- 706 AM EST Mon Dec 15 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 PM EST THIS AFTERNOON... .TODAY...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 4 ft. Wave Detail: NW 2 ft at 3 seconds. .TONIGHT...W winds 10 to 15 kt with gusts up to 25 kt, diminishing to 5 to 10 kt after midnight. Seas 2 to 4 ft. Wave Detail: NW 2 ft at 2 seconds and S 2 ft at 10 seconds. Light freezing spray in the evening. .TUE...W winds 5 to 10 kt. Seas around 2 ft. .TUE NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt, increasing to 15 to 20 kt with gusts up to 35 kt after midnight. Seas 2 to 4 ft. Wave Detail: S 3 ft at 4 seconds. .WED...SW winds 20 to 25 kt, diminishing to 15 to 20 kt in the afternoon. Gusts up to 35 kt. Seas 3 to 5 ft. Wave Detail: S 5 ft at 7 seconds. .WED NIGHT...W winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: S 4 ft at 8 seconds. .THU...SW winds 5 to 10 kt, becoming S 15 to 20 kt with gusts up to 30 kt in the afternoon. Seas 2 to 4 ft. .THU NIGHT...S winds 25 to 30 kt with gusts up to 45 kt. Seas 3 to 5 ft. Rain likely after midnight. .FRI...S winds 25 to 30 kt with gusts up to 45 kt, becoming SW 20 to 25 kt with gusts up to 35 kt in the afternoon. Seas 4 to 6 ft. Rain likely. .FRI NIGHT...W winds 20 to 25 kt, becoming NW 15 to 20 kt after midnight. Gusts up to 35 kt. Seas 3 to 5 ft. $$