FZUS51 KGYX 182103 CWFGYX Coastal Waters Forecast National Weather Service Gray ME 502 PM EDT Sat Apr 18 2026 COASTAL WATERS FROM STONINGTON ME TO MERRIMACK RIVER MA OUT TO 25 NM ANZ100-191000- 502 PM EDT Sat Apr 18 2026 .Synopsis for Stonington ME to Merrimack River Ma out to 25 NM... Areas of fog will continue through tonight with southerly winds. Rain and fog is then expected on Sunday into Sunday evening. Winds turn offshore behind the system with high pressure building in Monday into Tuesday. $$ ANZ151-191000- Penobscot Bay- 502 PM EDT Sat Apr 18 2026 .TONIGHT...SE winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 7 seconds. A slight chance of rain early this evening, then a chance of rain late this evening and early morning. Patchy fog after midnight with vsby 1 NM or less. .SUN...S winds 5 to 10 kt, becoming SW in the afternoon. Seas around 2 ft. Patchy fog in the morning. A chance of rain in the morning, then rain in the afternoon. Vsby 1 NM or less in the morning. .SUN NIGHT...NW winds 10 to 15 kt, becoming W 5 to 10 kt after midnight. Seas around 2 ft. Rain, mainly in the evening. Vsby 1 to 3 NM. .MON...W winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 6 seconds. .MON NIGHT...NW winds 5 to 10 kt. Seas around 2 ft. .TUE...N winds 5 to 10 kt, becoming SW in the afternoon. Seas around 2 ft in the morning, then 1 foot or less. .TUE NIGHT...SW winds 5 to 10 kt. Seas 2 to 4 ft. .WED...S winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers. .WED NIGHT...SW winds 5 to 10 kt, becoming NW after midnight. Seas 2 to 3 ft. A chance of showers in the evening. .THU...NW winds 5 to 10 kt. Seas around 2 ft in the morning, then 1 foot or less. .THU NIGHT...NW winds 5 to 10 kt. Seas 1 foot or less, then around 2 ft after midnight. $$ ANZ153-191000- Casco Bay- 502 PM EDT Sat Apr 18 2026 .TONIGHT...E winds 5 to 10 kt. Seas 2 to 3 ft. A slight chance of rain this evening. Patchy fog late this evening and overnight with vsby 1 NM or less. .SUN...S winds around 5 kt, becoming W 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 2 to 4 ft. A chance of rain in the morning, then rain in the afternoon. Patchy fog. Vsby 1 NM or less. .SUN NIGHT...NW winds 10 to 15 kt, becoming W 5 to 10 kt after midnight. Seas 2 to 4 ft. Rain likely in the evening with vsby 1 to 3 NM. .MON...W winds 5 to 10 kt. Seas 2 to 3 ft. .MON NIGHT...NW winds 5 to 10 kt with gusts up to 20 kt. Seas around 2 ft. .TUE...N winds 5 to 10 kt, becoming S 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. .WED...SW winds 5 to 10 kt. Seas 2 to 3 ft. .WED NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. .THU...NW winds 5 to 10 kt. Seas around 2 ft. .THU NIGHT...NW winds 5 to 10 kt. Seas around 2 ft. $$ ANZ150-191000- Coastal Waters from Stonington, ME to Port Clyde, ME out 25 NM- 502 PM EDT Sat Apr 18 2026 .TONIGHT...E winds 10 to 15 kt with gusts up to 20 kt, becoming SE around 5 kt after midnight. Seas 3 to 5 ft. Wave Detail: S 2 ft at 7 seconds. A chance of rain late this evening. A slight chance of rain after midnight. Patchy fog after midnight with vsby 1 NM or less. .SUN...S winds 5 to 10 kt. Seas 3 to 5 ft. A chance of rain in the morning, then rain in the afternoon. Vsby 1 to 3 NM in the morning. .SUN NIGHT...NW winds 15 to 20 kt, becoming W 10 to 15 kt after midnight. Seas 3 to 4 ft. Wave Detail: SE 3 ft at 3 seconds and W 3 ft at 4 seconds. Rain in the evening. .MON...W winds 10 to 15 kt. Seas 2 to 4 ft. Wave Detail: SE 2 ft at 4 seconds and SW 2 ft at 5 seconds. .MON NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: W 2 ft at 4 seconds and S 2 ft at 6 seconds. .TUE...N winds 10 to 15 kt with gusts up to 20 kt, becoming SW 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: NE 2 ft at 3 seconds and NW 2 ft at 3 seconds. .TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft, building to 4 to 6 ft after midnight. .WED...S winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 6 ft, subsiding to 3 to 4 ft in the afternoon. A chance of showers. .WED NIGHT...W winds 10 to 15 kt, becoming NW after midnight. Seas 2 to 3 ft. A chance of showers in the evening. .THU...NW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt in the afternoon. Seas 2 to 3 ft. .THU NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. $$ ANZ152-191000- Coastal Waters from Port Clyde, ME to Cape Elizabeth, ME out 25 NM- 502 PM EDT Sat Apr 18 2026 .TONIGHT...E winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt with gusts up to 20 kt late this evening and early morning, then becoming SE towards daybreak. Seas 3 to 4 ft. Wave Detail: S 2 ft at 7 seconds. A slight chance of rain this evening. Patchy fog late this evening and overnight with vsby 1 NM or less. .SUN...S winds 5 to 10 kt, becoming W 10 to 15 kt with gusts up to 25 kt in the afternoon. Seas 3 to 4 ft. Patchy fog in the morning. A chance of rain in the morning, then rain in the afternoon. Vsby 1 NM or less in the morning. .SUN NIGHT...NW winds 15 to 20 kt, becoming W 10 to 15 kt after midnight. Seas 3 to 4 ft. Wave Detail: E 4 ft at 3 seconds and NW 3 ft at 3 seconds. Rain in the evening with vsby 1 to 3 NM. .MON...W winds 10 to 15 kt. Seas 2 to 4 ft. Wave Detail: E 2 ft at 4 seconds and SW 2 ft at 5 seconds. .MON NIGHT...N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: NW 2 ft at 3 seconds and S 2 ft at 6 seconds. .TUE...N winds 10 to 15 kt with gusts up to 20 kt, becoming SW 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: NE 2 ft at 3 seconds and NW 2 ft at 3 seconds. .TUE NIGHT...S winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft, building to 4 to 5 ft after midnight. .WED...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft. A chance of showers. .WED NIGHT...W winds 10 to 15 kt, becoming NW after midnight. Seas 2 to 3 ft. .THU...NW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt in the afternoon. Seas 2 to 3 ft. .THU NIGHT...NW winds around 10 kt with gusts up to 20 kt. Seas 2 to 3 ft. $$ ANZ154-191000- Coastal Waters from Cape Elizabeth, ME to Merrimack River, MA out 25 NM- 502 PM EDT Sat Apr 18 2026 .TONIGHT...E winds 5 to 10 kt, becoming S towards daybreak. Seas 2 to 3 ft. Patchy fog late this evening and overnight with vsby 1 NM or less. .SUN...S winds 5 to 10 kt, becoming W 15 to 20 kt with gusts up to 25 kt in the afternoon. Seas 3 to 4 ft. Rain. Vsby 1 NM or less in the morning. .SUN NIGHT...NW winds 15 to 20 kt, becoming W 10 to 15 kt after midnight. Gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: E 4 ft at 3 seconds and NW 2 ft at 3 seconds. Rain likely in the evening. .MON...W winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: E 3 ft at 3 seconds and W 2 ft at 3 seconds. .MON NIGHT...N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: NW 2 ft at 3 seconds and E 2 ft at 3 seconds. .TUE...N winds 10 to 15 kt with gusts up to 20 kt, becoming SE 5 to 10 kt in the afternoon. Seas 2 to 3 ft. .TUE NIGHT...S winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. .WED...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. .WED NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. .THU...NW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt in the afternoon. Seas 2 to 3 ft. .THU NIGHT...NW winds 5 to 10 kt. Seas around 2 ft. $$ ANZ180-191000- Waters from Stonington ME to Port Clyde ME from 25 to 60 NM- 502 PM EDT Sat Apr 18 2026 .TONIGHT...E winds 10 to 15 kt with gusts up to 25 kt, becoming SE 5 to 10 kt after midnight, then becoming S towards daybreak. Seas 4 to 5 ft. Wave Detail: S 2 ft at 7 seconds. A slight chance of rain late this evening and early morning with vsby 1 NM or less. .SUN...S winds 10 to 15 kt with gusts up to 25 kt. Seas 4 to 5 ft. Wave Detail: S 2 ft at 7 seconds. Rain in the afternoon. .SUN NIGHT...NW winds 20 to 25 kt, becoming W 15 to 20 kt after midnight. Gusts up to 35 kt. Seas 4 to 6 ft. Wave Detail: W 4 ft at 4 seconds and SE 4 ft at 5 seconds. Rain, mainly in the evening. .MON...W winds 10 to 15 kt. Seas 3 to 5 ft. Wave Detail: W 3 ft at 5 seconds and SE 2 ft at 6 seconds. .MON NIGHT...NW winds 10 to 15 kt, becoming N 15 to 20 kt after midnight. Seas 3 to 4 ft. Wave Detail: NW 3 ft at 4 seconds and E 2 ft at 4 seconds. .TUE...N winds 10 to 15 kt with gusts up to 25 kt, becoming NW 5 to 10 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: NE 3 ft at 4 seconds. .TUE NIGHT...SW winds 10 to 15 kt, increasing to 15 to 20 kt after midnight. Seas 2 to 4 ft, building to 4 to 6 ft after midnight. .WED...S winds 15 to 20 kt with gusts up to 25 kt. Seas 5 to 6 ft, subsiding to 3 to 5 ft in the afternoon. A chance of showers. .WED NIGHT...SW winds around 15 kt, becoming W after midnight. Gusts up to 25 kt. Seas 3 to 4 ft. A chance of showers in the evening. .THU...NW winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Seas 2 to 4 ft. .THU NIGHT...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. $$ ANZ182-191000- Waters from Port Clyde ME to Cape Elizabeth ME from 25 to 60 NM- 502 PM EDT Sat Apr 18 2026 .TONIGHT...E winds 10 to 15 kt with gusts up to 20 kt, becoming SE 5 to 10 kt after midnight. Seas 4 to 5 ft. Wave Detail: S 2 ft at 7 seconds. A slight chance of rain late this evening. Patchy fog after midnight. Vsby 1 to 3 NM, decreasing to 1 NM or less after midnight. .SUN...S winds 5 to 10 kt, becoming SW 10 to 15 kt in the afternoon. Gusts up to 25 kt. Seas 4 to 5 ft. Wave Detail: S 2 ft at 7 seconds. Rain in the afternoon. .SUN NIGHT...NW winds 20 to 25 kt, diminishing to 15 to 20 kt after midnight. Gusts up to 35 kt. Seas 4 to 6 ft. Wave Detail: NW 4 ft at 4 seconds and SE 4 ft at 5 seconds. Rain in the evening. .MON...W winds 10 to 15 kt. Seas 3 to 5 ft. Wave Detail: W 3 ft at 4 seconds and SE 2 ft at 5 seconds. .MON NIGHT...NW winds 10 to 15 kt, becoming N 15 to 20 kt after midnight. Seas 3 to 4 ft. Wave Detail: NW 3 ft at 4 seconds and E 2 ft at 4 seconds. .TUE...N winds 10 to 15 kt with gusts up to 25 kt, becoming NW 5 to 10 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: E 3 ft at 4 seconds and N 3 ft at 4 seconds. .TUE NIGHT...SW winds 10 to 15 kt, increasing to 15 to 20 kt after midnight. Seas 2 to 4 ft, building to 4 to 6 ft after midnight. .WED...S winds 15 to 20 kt, becoming SW 10 to 15 kt in the afternoon. Seas 4 to 6 ft, subsiding to 3 to 4 ft in the afternoon. A chance of showers. .WED NIGHT...SW winds 10 to 15 kt, becoming NW after midnight. Gusts up to 25 kt. Seas 3 to 4 ft. .THU...NW winds 10 to 15 kt, diminishing to 5 to 10 kt in the afternoon. Gusts up to 25 kt. Seas 2 to 4 ft. .THU NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. $$ ANZ184-191000- Waters from Cape Elizabeth ME to Merrimack River MA from 25 to 60 NM- 502 PM EDT Sat Apr 18 2026 .TONIGHT...E winds 10 to 15 kt with gusts up to 20 kt, becoming SE 5 to 10 kt after midnight. Seas 3 to 4 ft. Wave Detail: S 2 ft at 7 seconds. Patchy fog after midnight with vsby 1 NM or less. .SUN...S winds around 10 kt, becoming SW 15 to 20 kt with gusts up to 30 kt in the afternoon. Seas 4 to 5 ft. A chance of rain in the morning, then rain in the afternoon. Vsby 1 NM or less in the morning. .SUN NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 5 ft. Wave Detail: SE 4 ft at 5 seconds and NW 3 ft at 4 seconds. Rain in the evening. .MON...W winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt in the afternoon. Seas 3 to 5 ft, subsiding to 2 to 3 ft in the afternoon. Wave Detail: W 3 ft at 4 seconds and SE 2 ft at 5 seconds, becoming W 2 ft at 4 seconds and SE 2 ft at 5 seconds. .MON NIGHT...N winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: N 3 ft at 4 seconds and E 2 ft at 3 seconds. .TUE...N winds 10 to 15 kt with gusts up to 20 kt, becoming NE 5 to 10 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: NE 3 ft at 4 seconds. .TUE NIGHT...S winds 10 to 15 kt, becoming SW 15 to 20 kt after midnight. Seas 2 to 4 ft, building to 4 to 5 ft after midnight. .WED...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft. A chance of showers in the morning. .WED NIGHT...W winds 10 to 15 kt, becoming NW after midnight. Seas 2 to 3 ft. .THU...NW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt in the afternoon. Seas 2 to 3 ft. .THU NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. $$