


Coastal Waters Forecast
Issued by NWS Portland, ME
Issued by NWS Portland, ME
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362 FZUS51 KGYX 281804 CWFGYX Coastal Waters Forecast National Weather Service Gray ME 204 PM EDT Thu Aug 28 2025 COASTAL WATERS FROM STONINGTON ME TO MERRIMACK RIVER MA OUT TO 25 NM ANZ100-290815- 204 PM EDT Thu Aug 28 2025 .Synopsis for Stonington ME to Merrimack River Ma out to 25 NM High pressure moves east of the waters tonight. A cold front approaches tomorrow bringing showers and thunderstorms to the waters. Upper level low pressure remains west of the waters this weekend. High pressure then builds in behind the front for the second half of the weekend and early next week. $$ ANZ154-290815- Coastal Waters from Cape Elizabeth, ME to Merrimack River, MA out 25 NM- 204 PM EDT Thu Aug 28 2025 .THIS AFTERNOON...S winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 9 seconds and S 2 ft at 3 seconds. .TONIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. Wave Detail: S 3 ft at 4 seconds and SE 2 ft at 9 seconds. .FRI...S winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: S 3 ft at 5 seconds and SE 2 ft at 8 seconds. Scattered showers in the morning, then showers likely with a chance of tstms in the afternoon. .FRI NIGHT...S winds 10 to 15 kt with gusts up to 20 kt, becoming W 5 to 10 kt after midnight. Seas 2 to 3 ft. Wave Detail: S 3 ft at 5 seconds. Showers likely with a chance of tstms in the evening, then a chance of showers after midnight. .SAT...NW winds 5 to 10 kt, becoming SW in the afternoon. Seas around 2 ft. Wave Detail: SE 2 ft at 5 seconds. .SAT NIGHT...SW winds 5 to 10 kt, becoming NW after midnight. Seas around 2 ft. .SUN...NW winds 5 to 10 kt, becoming S in the afternoon. Seas around 2 ft. .SUN NIGHT...SW winds around 5 kt, becoming NW after midnight. Seas around 2 ft. .MON...N winds around 5 kt, becoming E in the afternoon. Seas around 2 ft. .MON NIGHT...S winds around 5 kt, becoming W after midnight. Seas around 2 ft. Winds and seas higher in and near tstms. $$ ANZ152-290815- Coastal Waters from Port Clyde, ME to Cape Elizabeth, ME out 25 NM- 204 PM EDT Thu Aug 28 2025 .THIS AFTERNOON...S winds 5 to 10 kt, increasing to 10 to 15 kt late. Seas around 3 ft. Wave Detail: SE 3 ft at 9 seconds and S 2 ft at 7 seconds. .TONIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. Wave Detail: S 3 ft at 4 seconds and SE 2 ft at 9 seconds. .FRI...S winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. Wave Detail: S 3 ft at 5 seconds and SE 2 ft at 8 seconds. A chance of showers in the morning, then showers likely in the afternoon. .FRI NIGHT...SE 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: S 3 ft at 5 seconds. Showers, mainly in the evening. .SAT...NW winds 5 to 10 kt, becoming SW in the afternoon. Seas around 2 ft. Wave Detail: S 2 ft at 5 seconds. A chance of showers in the morning. .SAT NIGHT...SW winds 5 to 10 kt, becoming NW after midnight. Seas around 2 ft. Wave Detail: S 2 ft at 5 seconds. .SUN...NW winds 5 to 10 kt, becoming SW in the afternoon. Seas around 2 ft. .SUN NIGHT...SW winds around 5 kt, becoming NW after midnight. Seas around 2 ft. .MON...N winds around 5 kt, becoming E in the afternoon. Seas around 2 ft. .MON NIGHT...SW winds around 5 kt, becoming W after midnight. Seas around 2 ft. $$ ANZ150-290815- Coastal Waters from Stonington, ME to Port Clyde, ME out 25 NM- 204 PM EDT Thu Aug 28 2025 .THIS AFTERNOON...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 7 seconds and SE 2 ft at 9 seconds. .TONIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Wave Detail: S 3 ft at 5 seconds and SE 2 ft at 9 seconds. .FRI...S winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. Wave Detail: S 3 ft at 5 seconds and SE 2 ft at 8 seconds. A chance of showers. Vsby 1 to 3 NM in the morning. .FRI NIGHT...S winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 5 seconds. Showers. .SAT...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 5 seconds. Showers likely, mainly in the morning. .SAT NIGHT...SW winds 5 to 10 kt, becoming NW after midnight. Seas around 2 ft. Wave Detail: S 2 ft at 5 seconds. .SUN...NW winds around 5 kt, becoming SW in the afternoon. Seas around 2 ft. .SUN NIGHT...W winds around 5 kt, becoming NW after midnight. Seas around 2 ft. .MON...N winds around 5 kt, becoming SE in the afternoon. Seas around 2 ft. .MON NIGHT...SW winds around 5 kt, becoming NW after midnight. Seas around 2 ft in the evening, then 1 foot or less. $$ ANZ153-290815- Casco Bay- 204 PM EDT Thu Aug 28 2025 .THIS AFTERNOON...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .TONIGHT...S winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas 2 to 3 ft. .FRI...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. A chance of showers in the morning, then showers with a chance of tstms in the afternoon. .FRI NIGHT...S winds 5 to 10 kt, becoming W after midnight. Seas 2 to 3 ft. Showers with a chance of tstms in the evening, then a chance of showers after midnight. .SAT...NW winds around 5 kt, becoming SW in the afternoon. Seas around 2 ft. A chance of showers in the morning. .SAT NIGHT...W winds around 5 kt. Seas around 2 ft. .SUN...NW winds around 5 kt, becoming SW in the afternoon. Seas around 2 ft. .SUN NIGHT...SW winds around 5 kt, becoming NW after midnight. Seas around 2 ft. .MON...N winds around 5 kt, becoming SE in the afternoon. Seas around 2 ft. .MON NIGHT...S winds around 5 kt, becoming W after midnight. Seas around 2 ft in the evening, then 1 foot or less. Winds and seas higher in and near tstms. $$ ANZ151-290815- Penobscot Bay- 204 PM EDT Thu Aug 28 2025 .THIS AFTERNOON...S winds 5 to 10 kt. Seas around 2 ft. .TONIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 4 seconds. Areas of fog after midnight with vsby 1 to 3 NM. .FRI...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 5 seconds. Areas of fog in the morning. A chance of showers. Vsby 1 to 3 NM in the morning. .FRI NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 5 seconds. Showers. .SAT...SW winds around 5 kt. Seas around 2 ft. Showers likely, mainly in the morning. .SAT NIGHT...W winds around 5 kt. Seas around 2 ft. .SUN...NW winds around 5 kt, becoming SW in the afternoon. Seas around 2 ft. .SUN NIGHT...W winds around 5 kt, becoming NW after midnight. Seas around 2 ft in the evening, then 1 foot or less. .MON...N winds around 5 kt, becoming SE in the afternoon. Seas 1 foot or less. .MON NIGHT...SW winds around 5 kt in the evening, becoming light and variable. Seas 1 foot or less. $$