FZUS51 KGYX 301831 CWFGYX Coastal Waters Forecast National Weather Service Gray ME 231 PM EDT Thu Apr 30 2026 COASTAL WATERS FROM STONINGTON ME TO MERRIMACK RIVER MA OUT TO 25 NM ANZ100-010845- 231 PM EDT Thu Apr 30 2026 .Synopsis for Stonington ME to Merrimack River Ma out to 25 NM... A cold front approaches the waters this afternoon and crosses this evening into tonight. This system exits by Friday morning with winds turning offshore. High pressure becomes centered south of the waters through Saturday before shifting to the north and east as a deepening low pressure passes south and east of the waters Saturday night and Sunday. High pressure becomes centered south and east of the waters early next week with a cold front possibly approaching from the west around the middle of next week. $$ ANZ151-010845- Penobscot Bay- 231 PM EDT Thu Apr 30 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING... .THIS AFTERNOON...E winds 10 to 15 kt, diminishing to 5 to 10 kt late. Seas 2 to 4 ft. Rain with a slight chance of tstms. Patchy fog. Vsby 1 to 3 NM. .TONIGHT...SE winds 5 to 10 kt, becoming W after midnight. Seas 2 to 4 ft. Wave Detail: SE 2 ft at 7 seconds. Rain likely in the evening. Patchy fog. Vsby 1 to 3 NM. .FRI...W winds 5 to 10 kt. Seas 2 to 3 ft. .FRI NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas around 2 ft. .SAT...E winds around 5 kt, becoming SE in the afternoon. Seas around 2 ft. .SAT NIGHT...S winds 5 to 10 kt, becoming SE after midnight. Seas around 2 ft. A chance of showers after midnight. Patchy fog after midnight with vsby 1 to 3 NM. .SUN...NE winds around 5 kt, becoming N in the afternoon. Seas around 2 ft. Patchy fog in the morning. A chance of showers in the morning, then showers likely in the afternoon. Vsby 1 to 3 NM in the morning. .SUN NIGHT...W winds 5 to 10 kt. Seas around 2 ft. A chance of showers in the evening. .MON...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. .MON NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. Winds and seas higher in and near tstms. $$ ANZ153-010845- Casco Bay- 231 PM EDT Thu Apr 30 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY EVENING... .THIS AFTERNOON...E winds around 5 kt. Seas 3 to 5 ft. Rain. Patchy fog. Vsby 1 to 3 NM. .TONIGHT...NW winds around 5 kt. Seas 3 to 5 ft. A chance of showers in the evening. Patchy fog in the evening with vsby 1 to 3 NM. .FRI...NW winds around 5 kt, becoming SW in the afternoon. Seas 2 to 4 ft. .FRI NIGHT...W winds 5 to 10 kt, becoming N after midnight. Seas 2 to 4 ft. .SAT...NE winds around 5 kt, becoming SE in the afternoon. Seas 2 to 4 ft. A chance of showers in the afternoon. .SAT NIGHT...S winds 5 to 10 kt, becoming E after midnight. Seas 2 to 3 ft. A chance of showers after midnight. Patchy fog after midnight with vsby 1 to 3 NM. .SUN...N winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. Vsby 1 to 3 NM in the morning. .SUN NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. .MON...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. .MON NIGHT...S winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. $$ ANZ150-010845- Coastal Waters from Stonington, ME to Port Clyde, ME out 25 NM- 231 PM EDT Thu Apr 30 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY EVENING... .THIS AFTERNOON...SE winds 10 to 15 kt with gusts up to 20 kt. Seas 7 to 8 ft. Wave Detail: SE 8 ft at 10 seconds. Rain. A chance of tstms early, then a slight chance of tstms late. Patchy fog. Vsby 1 to 3 NM. .TONIGHT...S winds 5 to 10 kt with gusts up to 20 kt, becoming W after midnight. Seas 6 to 8 ft, subsiding to 5 to 6 ft after midnight. Wave Detail: SE 7 ft at 10 seconds, becoming SE 6 ft at 10 seconds. Rain likely in the evening. Patchy fog. Vsby 1 to 3 NM. .FRI...W winds 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: SE 5 ft at 10 seconds and SW 2 ft at 3 seconds. .FRI NIGHT...W winds 10 to 15 kt with gusts up to 20 kt, becoming NW 5 to 10 kt after midnight. Seas 3 to 5 ft. Wave Detail: SE 4 ft at 9 seconds. .SAT...SE winds 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: SE 4 ft at 9 seconds. .SAT NIGHT...S winds 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: SE 4 ft at 9 seconds and S 2 ft at 4 seconds. A chance of showers after midnight. Patchy fog after midnight with vsby 1 to 3 NM. .SUN...NE winds 5 to 10 kt, becoming N 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 3 to 4 ft. Patchy fog in the morning. A chance of showers. Vsby 1 to 3 NM in the morning. .SUN NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. .MON...W winds 10 to 15 kt with gusts up to 20 kt, becoming SW 15 to 20 kt with gusts up to 30 kt in the afternoon. Seas 4 to 6 ft. .MON NIGHT...SW winds 20 to 25 kt with gusts up to 35 kt. Seas 5 to 8 ft. Winds and seas higher in and near tstms. $$ ANZ152-010845- Coastal Waters from Port Clyde, ME to Cape Elizabeth, ME out 25 NM- 231 PM EDT Thu Apr 30 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY EVENING... .THIS AFTERNOON...SE winds 5 to 10 kt. Seas 7 to 8 ft. Wave Detail: SE 7 ft at 10 seconds. Rain with a slight chance of tstms. Patchy fog. Vsby 1 to 3 NM. .TONIGHT...W winds 5 to 10 kt. Seas 5 to 7 ft. Wave Detail: E 7 ft at 10 seconds. A chance of showers in the evening. Patchy fog. Vsby 1 to 3 NM. .FRI...W winds 5 to 10 kt, becoming SW with gusts up to 20 kt in the afternoon. Seas 4 to 6 ft. Wave Detail: SE 5 ft at 10 seconds. .FRI NIGHT...W winds 5 to 10 kt with gusts up to 20 kt, becoming N after midnight. Seas 4 to 5 ft. Wave Detail: SE 5 ft at 9 seconds. .SAT...SE winds 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: SE 4 ft at 9 seconds. .SAT NIGHT...S winds 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: SE 4 ft at 9 seconds. A chance of showers after midnight. Patchy fog after midnight with vsby 1 to 3 NM. .SUN...NE winds 5 to 10 kt, becoming NW with gusts up to 20 kt in the afternoon. Seas 3 to 4 ft. Patchy fog in the morning. A chance of showers. Vsby 1 to 3 NM in the morning. .SUN NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. .MON...SW winds 10 to 15 kt with gusts up to 20 kt, becoming S 20 to 25 kt with gusts up to 30 kt in the afternoon. Seas 3 to 5 ft, building to 5 to 6 ft in the afternoon. .MON NIGHT...SW winds 20 to 25 kt with gusts up to 35 kt. Seas 6 to 8 ft. Winds and seas higher in and near tstms. $$ ANZ154-010845- Coastal Waters from Cape Elizabeth, ME to Merrimack River, MA out 25 NM- 231 PM EDT Thu Apr 30 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY EVENING... .THIS AFTERNOON...W winds around 5 kt. Seas 6 to 7 ft. Wave Detail: E 7 ft at 10 seconds. Rain likely. Patchy fog. Vsby 1 to 3 NM. .TONIGHT...W winds around 5 kt, increasing to 5 to 10 kt after midnight. Seas 5 to 6 ft. Wave Detail: E 6 ft at 10 seconds. Patchy fog. Vsby 1 to 3 NM. .FRI...W winds 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: E 5 ft at 10 seconds. .FRI NIGHT...W winds 5 to 10 kt, becoming N after midnight. Seas 4 to 5 ft. Wave Detail: E 5 ft at 9 seconds. .SAT...E winds around 5 kt, becoming S in the afternoon. Seas 3 to 4 ft. Wave Detail: E 4 ft at 9 seconds. A chance of showers in the afternoon. .SAT NIGHT...S winds 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: SE 4 ft at 9 seconds. A chance of showers after midnight. .SUN...N winds 5 to 10 kt. Seas 3 to 4 ft. A chance of showers. .SUN NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. .MON...SW winds 10 to 15 kt with gusts up to 20 kt, becoming S 15 to 20 kt with gusts up to 30 kt in the afternoon. Seas 4 to 6 ft. .MON NIGHT...S winds 15 to 20 kt with gusts up to 30 kt. Seas 5 to 7 ft. $$ ANZ180-010845- Waters from Stonington ME to Port Clyde ME from 25 to 60 NM- 231 PM EDT Thu Apr 30 2026 .THIS AFTERNOON...SE winds 10 to 15 kt with gusts up to 25 kt. Seas 7 to 8 ft. Wave Detail: SE 8 ft at 10 seconds. Rain with a chance of tstms. Patchy fog. Vsby 1 to 3 NM. .TONIGHT...SW winds 5 to 10 kt with gusts up to 20 kt, becoming W after midnight. Seas 5 to 7 ft. Wave Detail: SE 7 ft at 10 seconds. Rain likely in the evening. Patchy fog. Vsby 1 to 3 NM. .FRI...W winds 10 to 15 kt. Seas around 5 ft. Wave Detail: SE 5 ft at 10 seconds and W 2 ft at 3 seconds. Patchy fog in the morning with vsby 1 to 3 NM. .FRI NIGHT...W winds 10 to 15 kt, becoming NW 5 to 10 kt after midnight. Seas 4 to 5 ft. Wave Detail: SE 4 ft at 9 seconds and W 2 ft at 4 seconds. .SAT...SE winds 5 to 10 kt, becoming S with gusts up to 20 kt in the afternoon. Seas 3 to 4 ft. Wave Detail: SE 4 ft at 9 seconds and SW 2 ft at 3 seconds. .SAT NIGHT...S winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas 4 to 5 ft. Wave Detail: SE 4 ft at 9 seconds and SW 2 ft at 4 seconds. A chance of showers after midnight. Patchy fog after midnight with vsby 1 to 3 NM. .SUN...NE winds 10 to 15 kt, becoming N in the afternoon. Seas 3 to 4 ft. Patchy fog in the morning. Showers likely, mainly in the morning with vsby 1 to 3 NM. .SUN NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 6 ft. .MON...W winds around 15 kt with gusts up to 20 kt, becoming SW 20 to 25 kt with gusts up to 35 kt in the afternoon. Seas 5 to 6 ft. .MON NIGHT...SW winds 25 to 30 kt with gusts up to 40 kt. Seas 6 to 9 ft, building to 8 to 9 ft after midnight. Winds and seas higher in and near tstms. $$ ANZ182-010845- Waters from Port Clyde ME to Cape Elizabeth ME from 25 to 60 NM- 231 PM EDT Thu Apr 30 2026 .THIS AFTERNOON...SE winds 5 to 10 kt. Seas 7 to 8 ft. Wave Detail: E 8 ft at 10 seconds. Rain with a slight chance of tstms. Patchy fog. Vsby 1 to 3 NM. .TONIGHT...W winds 5 to 10 kt. Seas 5 to 7 ft. Wave Detail: E 7 ft at 10 seconds. A chance of showers in the evening. Patchy fog. Vsby 1 to 3 NM. .FRI...W winds around 10 kt. Seas around 5 ft. Wave Detail: SE 5 ft at 10 seconds. .FRI NIGHT...W winds 10 to 15 kt with gusts up to 20 kt, becoming NW 5 to 10 kt after midnight. Seas 4 to 5 ft. Wave Detail: SE 5 ft at 9 seconds and SW 2 ft at 3 seconds. .SAT...SE winds 5 to 10 kt, becoming S with gusts up to 20 kt in the afternoon. Seas 3 to 4 ft. Wave Detail: SE 4 ft at 9 seconds. .SAT NIGHT...S winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas 4 to 5 ft. Wave Detail: SE 5 ft at 9 seconds and S 2 ft at 3 seconds. A chance of showers after midnight. Patchy fog after midnight with vsby 1 to 3 NM. .SUN...NE winds 10 to 15 kt, becoming N in the afternoon. Seas 3 to 4 ft. Patchy fog in the morning. A chance of showers. Vsby 1 to 3 NM in the morning. .SUN NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 4 ft, building to 4 to 6 ft after midnight. .MON...W winds around 15 kt with gusts up to 20 kt, becoming SW 20 to 25 kt with gusts up to 35 kt in the afternoon. Seas 5 to 7 ft. .MON NIGHT...SW winds 25 to 30 kt with gusts up to 40 kt. Seas 7 to 8 ft. Winds and seas higher in and near tstms. $$ ANZ184-010845- Waters from Cape Elizabeth ME to Merrimack River MA from 25 to 60 NM- 231 PM EDT Thu Apr 30 2026 .THIS AFTERNOON...S winds around 5 kt, becoming SW late. Seas 6 to 7 ft. Wave Detail: E 7 ft at 10 seconds. A slight chance of tstms. Rain. Patchy fog. Vsby 1 to 3 NM. .TONIGHT...W winds 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: E 6 ft at 10 seconds. A chance of showers in the evening. Patchy fog. Vsby 1 to 3 NM. .FRI...NW winds around 10 kt, becoming SW in the afternoon. Seas 4 to 5 ft. Wave Detail: E 5 ft at 10 seconds. .FRI NIGHT...SW winds 5 to 10 kt. Seas around 4 ft. Wave Detail: E 4 ft at 9 seconds. .SAT...SE winds 5 to 10 kt, becoming S in the afternoon. Seas 3 to 4 ft. Wave Detail: E 4 ft at 9 seconds. .SAT NIGHT...S winds 5 to 10 kt. Seas around 4 ft. Wave Detail: SE 4 ft at 9 seconds. A chance of showers after midnight. Patchy fog after midnight with vsby 1 to 3 NM. .SUN...NE winds around 10 kt, becoming NW in the afternoon. Seas 3 to 4 ft. Patchy fog in the morning. A chance of showers. Vsby 1 to 3 NM in the morning. .SUN NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. .MON...SW winds 10 to 15 kt with gusts up to 20 kt, becoming S 20 to 25 kt with gusts up to 35 kt in the afternoon. Seas 5 to 6 ft. .MON NIGHT...SW winds 20 to 25 kt with gusts up to 35 kt. Seas 6 to 8 ft. Winds and seas higher in and near tstms. $$