FZUS51 KGYX 161852 CWFGYX Coastal Waters Forecast National Weather Service Gray ME 252 PM EDT Thu Apr 16 2026 COASTAL WATERS FROM STONINGTON ME TO MERRIMACK RIVER MA OUT TO 25 NM ANZ100-170900- 252 PM EDT Thu Apr 16 2026 .Synopsis for Stonington ME to Merrimack River Ma out to 25 NM... A stalled front will continue cloudy skies and areas of fog over the waters tonight. Showers and thunderstorms that develop over NH and Maine will weaken as they track into the waters after 10 pm tonight, but will still pose a lightning threat until around 2 am. Showers will linger into Friday before high pressure builds in from the north bringing drier air over the waters late Friday. A stronger front is then likely late this weekend, followed by high pressure for early next week. $$ ANZ151-170900- Penobscot Bay- 252 PM EDT Thu Apr 16 2026 .TONIGHT...SE winds around 5 kt, becoming S after midnight. Seas around 2 ft. Wave Detail: S 2 ft at 7 seconds. Patchy fog early this evening. Patchy fog late this evening. Patchy fog after midnight. Showers with a slight chance of tstms. Vsby 1 NM or less late this evening, increasing to 1 to 3 NM. .FRI...N winds around 5 kt. Seas around 2 ft. Wave Detail: S 2 ft at 7 seconds. Patchy fog in the morning. Patchy fog in the afternoon. Vsby 1 NM or less in the morning. .FRI NIGHT...NE winds around 5 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 7 seconds. .SAT...E winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 7 seconds. .SAT NIGHT...SE winds 5 to 10 kt. Seas around 2 ft. A chance of showers. .SUN...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 5 seconds. Showers. .SUN NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Showers in the evening, then showers likely with a chance of snow showers after midnight. .MON...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. A chance of rain and snow showers in the morning. .MON NIGHT...NW winds 5 to 10 kt with gusts up to 20 kt. Seas around 2 ft. .TUE...NW winds 5 to 10 kt, becoming SW in the afternoon. Seas around 2 ft. .TUE NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. A chance of showers after midnight. Winds and seas higher in and near tstms. $$ ANZ153-170900- Casco Bay- 252 PM EDT Thu Apr 16 2026 .TONIGHT...SE winds around 5 kt, becoming SW towards daybreak. Seas around 2 ft. Patchy fog early this evening. Patchy fog late this evening. Patchy fog after midnight. A slight chance of tstms this evening. Showers. Vsby 1 to 3 NM late this evening, then 1 NM or less towards daybreak. .FRI...N winds around 5 kt, becoming E around 5 kt in the afternoon. Seas around 2 ft. Patchy fog in the morning. Patchy fog in the afternoon. Vsby 1 NM or less in the morning. .FRI NIGHT...NE winds around 5 kt. Seas around 2 ft. .SAT...E winds 5 to 10 kt. Seas around 2 ft. .SAT NIGHT...SE winds 5 to 10 kt. Seas around 2 ft. A chance of showers after midnight. .SUN...S winds 5 to 10 kt, becoming SW 10 to 15 kt in the afternoon. Seas 2 to 3 ft. Showers. .SUN NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Showers, mainly in the evening. .MON...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .MON NIGHT...NW winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas 2 to 3 ft. .TUE...W winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 2 to 3 ft. .TUE NIGHT...S winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. A chance of showers after midnight. Winds and seas higher in and near tstms. $$ ANZ150-170900- Coastal Waters from Stonington, ME to Port Clyde, ME out 25 NM- 252 PM EDT Thu Apr 16 2026 .TONIGHT...SE winds around 5 kt, becoming SW towards daybreak. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds. Patchy fog early this evening. Patchy fog late this evening and overnight. Showers likely this evening. A slight chance of tstms. A chance of showers after midnight. Vsby 1 NM or less late this evening and overnight. .FRI...NW winds 5 to 10 kt, becoming NE in the afternoon. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds. A chance of showers in the morning. Areas of dense fog in the morning, then patchy fog in the afternoon. Vsby 1 NM or less, increasing to 1 to 3 NM in the afternoon. .FRI NIGHT...NE winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds. .SAT...E winds 5 to 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds and E 2 ft at 3 seconds. .SAT NIGHT...SE winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas 2 to 4 ft. Wave Detail: SE 4 ft at 7 seconds. A chance of showers. .SUN...S winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: SE 4 ft at 7 seconds. Showers. .SUN NIGHT...W winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. Showers. .MON...NW winds 15 to 20 kt, becoming W 10 to 15 kt in the afternoon. Gusts up to 30 kt. Seas 3 to 5 ft. A chance of rain and snow showers in the morning. .MON NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 4 ft. .TUE...NW winds 10 to 15 kt, becoming SW in the afternoon. Gusts up to 25 kt. Seas 2 to 4 ft. .TUE NIGHT...S winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft. A chance of showers after midnight. Winds and seas higher in and near tstms. $$ ANZ152-170900- Coastal Waters from Port Clyde, ME to Cape Elizabeth, ME out 25 NM- 252 PM EDT Thu Apr 16 2026 .TONIGHT...SE winds around 5 kt, becoming SW towards daybreak. Seas around 2 ft. Wave Detail: SE 2 ft at 8 seconds. Patchy fog early this evening. Patchy fog late this evening. Patchy fog after midnight. Showers likely with a slight chance of tstms. Vsby 1 NM or less late this evening, increasing to 1 to 3 NM, decreasing to 1 NM or less towards daybreak. .FRI...N winds 5 to 10 kt, becoming NE in the afternoon. Seas 2 to 3 ft. Wave Detail: S 3 ft at 8 seconds. Areas of dense fog in the morning. Patchy fog in the afternoon. Vsby 1 NM or less, increasing to 1 to 3 NM in the afternoon. .FRI NIGHT...NE winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds. .SAT...E winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: E 2 ft at 4 seconds and S 2 ft at 7 seconds. .SAT NIGHT...SE winds 5 to 10 kt. Seas 2 to 4 ft. Wave Detail: SE 3 ft at 7 seconds. A chance of showers after midnight. .SUN...S winds 10 to 15 kt, becoming SW 15 to 20 kt in the afternoon. Seas 3 to 4 ft. Wave Detail: SE 4 ft at 7 seconds. Showers. .SUN NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 5 ft. Showers. .MON...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. A chance of rain and snow showers in the morning. .MON NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 4 ft. .TUE...NW winds 10 to 15 kt, becoming SW in the afternoon. Gusts up to 25 kt. Seas 2 to 4 ft. .TUE NIGHT...S winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft. A chance of showers after midnight. Winds and seas higher in and near tstms. $$ ANZ154-170900- Coastal Waters from Cape Elizabeth, ME to Merrimack River, MA out 25 NM- 252 PM EDT Thu Apr 16 2026 .TONIGHT...SE winds around 5 kt, becoming SW towards daybreak. Seas around 2 ft. Wave Detail: SE 2 ft at 8 seconds. Patchy fog early this evening. Patchy fog late this evening and early morning. Areas of fog towards daybreak. A slight chance of showers early this evening. A slight chance of tstms this evening. A chance of showers late this evening and overnight. Vsby 1 to 3 NM, decreasing to 1 NM or less late this evening and overnight. .FRI...NW winds 5 to 10 kt, becoming NE in the afternoon. Seas around 2 ft. Wave Detail: SE 2 ft at 8 seconds. Patchy fog. Vsby 1 NM or less. .FRI NIGHT...NE winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 8 seconds. .SAT...E winds around 10 kt. Seas around 2 ft. Wave Detail: E 2 ft at 7 seconds. .SAT NIGHT...E winds 5 to 10 kt, becoming S after midnight. Seas 2 to 3 ft. Wave Detail: E 3 ft at 7 seconds. A chance of showers after midnight. .SUN...S winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: SE 4 ft at 7 seconds. Showers. .SUN NIGHT...W winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. Showers likely, mainly in the evening. .MON...W winds 15 to 20 kt with gusts up to 30 kt, becoming NW 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 3 to 5 ft. .MON NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. .TUE...W winds 10 to 15 kt, becoming S in the afternoon. Seas 2 to 3 ft. .TUE NIGHT...S winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. A chance of showers after midnight. Winds and seas higher in and near tstms. $$ ANZ180-170900- Waters from Stonington ME to Port Clyde ME from 25 to 60 NM- 252 PM EDT Thu Apr 16 2026 .TONIGHT...SE winds 5 to 10 kt, becoming SW towards daybreak. Seas around 3 ft. Wave Detail: S 3 ft at 7 seconds. Patchy fog until early morning. Areas of dense fog towards daybreak. A slight chance of showers early this evening, then a slight chance of tstms late this evening and early morning. A chance of showers late this evening and overnight with vsby 1 NM or less. .FRI...NW winds 5 to 10 kt, becoming NE in the afternoon. Seas 3 to 4 ft. Wave Detail: S 3 ft at 7 seconds. A chance of showers in the morning. Patchy fog. Vsby 1 NM or less, increasing to 1 to 3 NM in the afternoon. .FRI NIGHT...NE winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas 3 to 4 ft. Wave Detail: S 3 ft at 7 seconds and NE 2 ft at 3 seconds. .SAT...E winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. Wave Detail: SE 3 ft at 6 seconds. .SAT NIGHT...SE winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: SE 4 ft at 7 seconds. A chance of showers. .SUN...S winds 10 to 15 kt with gusts up to 20 kt, increasing to 15 to 20 kt with gusts up to 30 kt in the afternoon. Seas 4 to 5 ft. Wave Detail: SE 4 ft at 6 seconds. A chance of showers in the morning, then showers in the afternoon. .SUN NIGHT...W winds around 20 kt with gusts up to 30 kt. Seas 5 to 7 ft. Showers. .MON...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 5 to 7 ft. A chance of showers in the morning. .MON NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft. .TUE...NW winds 15 to 20 kt with gusts up to 30 kt, becoming W 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 4 to 6 ft. .TUE NIGHT...SW winds 15 to 20 kt, becoming S around 25 kt after midnight. Gusts up to 35 kt. Seas 4 to 6 ft, building to 6 to 7 ft after midnight. A chance of showers after midnight. Winds and seas higher in and near tstms. $$ ANZ182-170900- Waters from Port Clyde ME to Cape Elizabeth ME from 25 to 60 NM- 252 PM EDT Thu Apr 16 2026 .TONIGHT...SE winds 5 to 10 kt, becoming SW towards daybreak. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds. Patchy fog until early morning. Areas of fog towards daybreak. A chance of showers with a slight chance of tstms late this evening and early morning. A chance of showers towards daybreak. Vsby 1 NM or less late this evening and overnight. .FRI...NW winds 5 to 10 kt, becoming NE in the afternoon. Seas around 3 ft. Wave Detail: S 3 ft at 7 seconds. A chance of showers in the morning. Patchy fog. Vsby 1 NM or less, increasing to 1 to 3 NM in the afternoon. .FRI NIGHT...NE winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas around 3 ft. Wave Detail: S 3 ft at 7 seconds and NE 2 ft at 3 seconds. .SAT...E winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft. Wave Detail: E 2 ft at 4 seconds and S 2 ft at 7 seconds. .SAT NIGHT...SE winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. Wave Detail: SE 4 ft at 7 seconds. A chance of showers. .SUN...S winds 10 to 15 kt with gusts up to 20 kt, increasing to 15 to 20 kt with gusts up to 30 kt in the afternoon. Seas 4 to 5 ft. Wave Detail: SE 4 ft at 6 seconds. A chance of showers in the morning, then showers in the afternoon. .SUN NIGHT...NW winds around 20 kt with gusts up to 30 kt. Seas 5 to 6 ft. Showers. .MON...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft. A chance of rain and snow showers in the morning. .MON NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft. .TUE...NW winds 15 to 20 kt, becoming SW 10 to 15 kt in the afternoon. Seas 3 to 5 ft. .TUE NIGHT...S winds 15 to 20 kt, becoming SW 20 to 25 kt after midnight. Gusts up to 35 kt. Seas 3 to 5 ft, building to 5 to 6 ft after midnight. A chance of showers after midnight. Winds and seas higher in and near tstms. $$ ANZ184-170900- Waters from Cape Elizabeth ME to Merrimack River MA from 25 to 60 NM- 252 PM EDT Thu Apr 16 2026 .TONIGHT...SE winds 5 to 10 kt, becoming SW towards daybreak. Seas 2 to 3 ft. Wave Detail: S 3 ft at 8 seconds. Patchy fog until early morning. Areas of dense fog towards daybreak. A chance of showers with a slight chance of tstms late this evening and early morning. A chance of showers towards daybreak. Vsby 1 NM or less late this evening and overnight. .FRI...NW winds 5 to 10 kt, becoming NE in the afternoon. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds. A chance of showers in the morning. Areas of fog in the morning, then patchy fog in the afternoon. Vsby 1 NM or less. .FRI NIGHT...NE winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds. .SAT...E winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: NE 2 ft at 4 seconds and S 2 ft at 7 seconds. .SAT NIGHT...SE winds 5 to 10 kt with gusts up to 20 kt, becoming S after midnight. Seas 2 to 4 ft. Wave Detail: SE 4 ft at 7 seconds. A chance of showers after midnight. .SUN...S winds 10 to 15 kt with gusts up to 20 kt, becoming SW 15 to 20 kt with gusts up to 30 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: SE 4 ft at 7 seconds and S 3 ft at 4 seconds. Showers. .SUN NIGHT...NW winds around 20 kt with gusts up to 30 kt. Seas 5 to 6 ft. Showers likely. .MON...W winds 15 to 20 kt, becoming NW 10 to 15 kt in the afternoon. Gusts up to 30 kt. Seas 4 to 6 ft. A chance of rain and snow showers in the morning. .MON NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 5 ft. .TUE...NW winds 10 to 15 kt, becoming SW in the afternoon. Gusts up to 25 kt. Seas 3 to 5 ft. .TUE NIGHT...S winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft, building to 5 to 6 ft after midnight. A chance of showers after midnight. Winds and seas higher in and near tstms. $$