Coastal Waters Forecast
Issued by NWS Portland, ME
Issued by NWS Portland, ME
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037 FZUS51 KGYX 212332 CWFGYX Coastal Waters Forecast National Weather Service Gray ME 632 PM EST Fri Nov 21 2025 COASTAL WATERS FROM STONINGTON ME TO MERRIMACK RIVER MA OUT TO 25 NM ANZ100-221345- 632 PM EST Fri Nov 21 2025 .Synopsis for Stonington ME to Merrimack River Ma out to 25 NM... A cold front crosses tonight, and after a period of gusty winds through Saturday, high pressure will bring gradually improving conditions Saturday night into Sunday. Another weak front crosses Sunday night and will be followed by high pressure building in early next week. $$ ANZ154-221345- Coastal Waters from Cape Elizabeth, ME to Merrimack River, MA out 25 NM- 632 PM EST Fri Nov 21 2025 .TONIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds. .SAT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Wave Detail: W 2 ft at 4 seconds and E 2 ft at 7 seconds. .SAT NIGHT...NW winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 2 to 3 ft. Wave Detail: NW 2 ft at 3 seconds and E 2 ft at 7 seconds. .SUN...W winds 5 to 10 kt. Seas around 2 ft. .SUN NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 3 seconds. .MON...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: W 2 ft at 3 seconds. .MON NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt, becoming W 5 to 10 kt after midnight. Seas around 2 ft. .TUE...SW winds 5 to 10 kt, increasing to 10 to 15 kt in the afternoon. Seas around 2 ft. A chance of rain in the afternoon. .TUE NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Rain likely. .WED...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Rain likely, mainly in the morning. .WED NIGHT...SW winds 10 to 15 kt, becoming W 15 to 20 kt after midnight. Seas 2 to 3 ft. A chance of rain. $$ ANZ152-221345- Coastal Waters from Port Clyde, ME to Cape Elizabeth, ME out 25 NM- 632 PM EST Fri Nov 21 2025 .TONIGHT...SW winds 15 to 20 kt, becoming W 10 to 15 kt towards daybreak. Seas 2 to 4 ft. Wave Detail: S 4 ft at 6 seconds. .SAT...NW winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 5 seconds and SE 2 ft at 7 seconds. .SAT NIGHT...NW winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 2 to 3 ft. Wave Detail: NW 3 ft at 3 seconds and E 2 ft at 7 seconds. .SUN...W winds 5 to 10 kt. Seas around 2 ft. .SUN NIGHT...W winds 5 to 10 kt, becoming NW 10 to 15 kt after midnight. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 3 seconds and SE 2 ft at 7 seconds. .MON...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: W 2 ft at 4 seconds and SE 2 ft at 7 seconds. .MON NIGHT...NW winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas 2 to 3 ft. .TUE...SW winds 5 to 10 kt, increasing to 10 to 15 kt in the afternoon. Seas around 2 ft. A chance of rain in the afternoon. .TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Rain likely. .WED...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Rain likely, mainly in the morning. .WED NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt, becoming W 15 to 20 kt with gusts up to 30 kt after midnight. Seas 2 to 4 ft. A chance of rain. $$ ANZ150-221345- Coastal Waters from Stonington, ME to Port Clyde, ME out 25 NM- 632 PM EST Fri Nov 21 2025 .TONIGHT...SW winds 15 to 20 kt, becoming W 10 to 15 kt towards daybreak. Seas 3 to 4 ft. Wave Detail: S 4 ft at 6 seconds. .SAT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 5 seconds and SE 2 ft at 7 seconds. .SAT NIGHT...NW winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 2 to 3 ft. Wave Detail: NW 3 ft at 4 seconds. .SUN...W winds 5 to 10 kt. Seas around 2 ft. Wave Detail: NW 2 ft at 3 seconds. .SUN NIGHT...W winds 5 to 10 kt, becoming NW 10 to 15 kt after midnight. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 3 seconds and SE 2 ft at 7 seconds. .MON...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: W 2 ft at 4 seconds and S 2 ft at 7 seconds. .MON NIGHT...NW winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas 2 to 3 ft. .TUE...SW winds around 10 kt with gusts up to 20 kt. Seas around 2 ft. .TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Rain likely. .WED...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Rain likely, mainly in the morning. .WED NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 4 ft. Rain likely, mainly in the evening. $$ ANZ153-221345- Casco Bay- 632 PM EST Fri Nov 21 2025 .TONIGHT...SW winds 10 to 15 kt, becoming W 5 to 10 kt towards daybreak. Seas 2 to 3 ft. .SAT...NW winds 5 to 10 kt. Seas around 2 ft. .SAT NIGHT...NW winds 10 to 15 kt with gusts up to 25 kt, diminishing to 5 to 10 kt after midnight. Seas around 2 ft. .SUN...W winds 5 to 10 kt. Seas 1 foot or less. .SUN NIGHT...W winds 5 to 10 kt. Seas 1 foot or less, then around 2 ft after midnight. .MON...NW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas around 2 ft. .MON NIGHT...NW winds 5 to 10 kt. Seas around 2 ft. .TUE...SW winds 5 to 10 kt. Seas 1 foot or less, then around 2 ft in the afternoon. A chance of rain in the afternoon. .TUE NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Rain likely. .WED...S winds 5 to 10 kt. Seas around 2 ft. A chance of rain. .WED NIGHT...SW winds 5 to 10 kt, becoming W 10 to 15 kt after midnight. Seas 2 to 3 ft. A chance of rain. $$ ANZ151-221345- Penobscot Bay- 632 PM EST Fri Nov 21 2025 .TONIGHT...SW winds 10 to 15 kt, becoming W 5 to 10 kt towards daybreak. Seas 2 to 3 ft. Wave Detail: S 2 ft at 5 seconds. .SAT...NW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 5 seconds. .SAT NIGHT...NW winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas around 2 ft in the evening, then 1 foot or less. .SUN...W winds 5 to 10 kt. Seas 1 foot or less. .SUN NIGHT...NW winds 5 to 10 kt. Seas 1 foot or less, then around 2 ft after midnight. .MON...NW winds 5 to 10 kt, increasing to 10 to 15 kt in the afternoon. Seas around 2 ft. .MON NIGHT...NW winds 5 to 10 kt. Seas around 2 ft. .TUE...SW winds 5 to 10 kt. Seas 1 foot or less. .TUE NIGHT...SW winds 5 to 10 kt. Seas 1 foot or less, then around 2 ft after midnight. Rain likely. .WED...S winds 5 to 10 kt. Seas around 2 ft. Rain likely, mainly in the morning. .WED NIGHT...SW winds 5 to 10 kt, becoming W with gusts up to 20 kt after midnight. Seas 2 to 3 ft. Rain likely, mainly in the evening. $$