


Coastal Waters Forecast
Issued by NWS Portland, ME
Issued by NWS Portland, ME
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049 FZUS51 KGYX 221008 CWFGYX Coastal Waters Forecast National Weather Service Gray ME 607 AM EDT Mon Sep 22 2025 COASTAL WATERS FROM STONINGTON ME TO MERRIMACK RIVER MA OUT TO 25 NM ANZ100-222300- 607 AM EDT Mon Sep 22 2025 .Synopsis for Stonington ME to Merrimack River Ma out to 25 NM High pressure remains over the area today before exiting to the east Tuesday into Wednesday. This will result in generally light winds and low seas today. Persistent south to southeast winds will bring a slow increase in wave heights tonight into Wednesday though. A frontal system approaches the waters from the west midweek, with high pressure potentially returning late week. $$ ANZ154-222300- Coastal Waters from Cape Elizabeth, ME to Merrimack River, MA out 25 NM- 607 AM EDT Mon Sep 22 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY EVENING... .TODAY...SW winds around 5 kt, becoming S this afternoon. Seas around 3 ft. Wave Detail: SE 3 ft at 11 seconds and SE 2 ft at 4 seconds. .TONIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. Wave Detail: SE 4 ft at 11 seconds and S 3 ft at 4 seconds. .TUE...SW winds 10 to 15 kt with gusts up to 20 kt, becoming S 5 to 10 kt in the afternoon. Seas 4 to 5 ft. Wave Detail: SE 5 ft at 12 seconds. A chance of showers in the afternoon. .TUE NIGHT...SW winds around 5 kt, becoming NW after midnight. Seas 4 to 5 ft. Wave Detail: SE 5 ft at 12 seconds. Showers likely. .WED...NE winds 10 to 15 kt with gusts up to 25 kt. Seas 4 to 5 ft. Wave Detail: SE 5 ft at 12 seconds. Showers likely, mainly in the morning. .WED NIGHT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. Wave Detail: SE 5 ft at 11 seconds. A chance of showers. .THU...E winds around 10 kt, becoming SE in the afternoon. Seas 3 to 4 ft. A chance of showers. .THU NIGHT...S winds 5 to 10 kt. Seas around 3 ft. A chance of showers. .FRI...S winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft. A chance of showers. .FRI NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas 2 to 3 ft. A chance of showers. $$ ANZ152-222300- Coastal Waters from Port Clyde, ME to Cape Elizabeth, ME out 25 NM- 607 AM EDT Mon Sep 22 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY EVENING... .TODAY...S winds 5 to 10 kt. Seas around 3 ft. Wave Detail: S 2 ft at 3 seconds and SE 2 ft at 12 seconds. .TONIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. Wave Detail: S 3 ft at 4 seconds and SE 3 ft at 11 seconds. .TUE...SW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt in the afternoon. Seas 4 to 5 ft. Wave Detail: SE 4 ft at 11 seconds and SW 3 ft at 4 seconds. A chance of showers in the afternoon. .TUE NIGHT...SW winds around 5 kt, becoming N after midnight. Seas 4 to 5 ft. Wave Detail: SE 5 ft at 12 seconds and SW 2 ft at 4 seconds. Showers likely. .WED...NE winds 10 to 15 kt with gusts up to 25 kt. Seas 4 to 5 ft. Wave Detail: SE 5 ft at 12 seconds. Showers likely, mainly in the morning. .WED NIGHT...NE winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas 3 to 5 ft. Wave Detail: SE 4 ft at 11 seconds. A chance of showers. .THU...E winds 5 to 10 kt, becoming SE in the afternoon. Seas 3 to 4 ft. A chance of showers. .THU NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. .FRI...S winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft. Showers likely, mainly in the morning. .FRI NIGHT...SW winds 5 to 10 kt. Seas around 3 ft. A chance of showers. $$ ANZ150-222300- Coastal Waters from Stonington, ME to Port Clyde, ME out 25 NM- 607 AM EDT Mon Sep 22 2025 .TODAY...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 11 seconds. .TONIGHT...S winds 5 to 10 kt, becoming SW 10 to 15 kt with gusts up to 20 kt after midnight. Seas 3 to 4 ft. Wave Detail: S 3 ft at 4 seconds and SE 3 ft at 11 seconds. .TUE...SW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: SE 4 ft at 11 seconds and SW 2 ft at 4 seconds. A chance of showers in the afternoon. .TUE NIGHT...SW winds around 5 kt, becoming N after midnight. Seas around 4 ft. Wave Detail: SE 4 ft at 12 seconds and SW 2 ft at 4 seconds. Showers likely. .WED...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 5 ft. Wave Detail: SE 4 ft at 12 seconds. Showers likely, mainly in the morning. .WED NIGHT...NE winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas 3 to 4 ft. Wave Detail: SE 4 ft at 11 seconds. A chance of showers. .THU...E winds 5 to 10 kt, becoming SE in the afternoon. Seas 2 to 3 ft. A chance of showers. .THU NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. .FRI...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Showers likely. .FRI NIGHT...SW winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas 2 to 3 ft. A chance of showers. $$ ANZ153-222300- Casco Bay- 607 AM EDT Mon Sep 22 2025 .TODAY...SW winds around 5 kt, becoming S with gusts up to 20 kt this afternoon. Seas 2 to 3 ft. Patchy fog early this morning with vsby 1 to 3 NM. .TONIGHT...SW winds 5 to 10 kt. Seas 2 to 4 ft. .TUE...SW winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers in the afternoon. .TUE NIGHT...SW winds around 5 kt, becoming N after midnight. Seas 2 to 4 ft. Showers likely. .WED...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Showers likely, mainly in the morning. .WED NIGHT...NE winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers. .THU...E winds 5 to 10 kt, becoming SE in the afternoon. Seas 2 to 3 ft. A chance of showers. .THU NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. .FRI...S winds 5 to 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 2 to 3 ft. A chance of showers. .FRI NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. $$ ANZ151-222300- Penobscot Bay- 607 AM EDT Mon Sep 22 2025 .TODAY...S winds 5 to 10 kt. Seas around 2 ft. Patchy fog this morning with vsby 1 to 3 NM. .TONIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. .TUE...SW winds around 5 kt. Seas 2 to 3 ft. A chance of showers in the afternoon. .TUE NIGHT...SW winds around 5 kt, becoming N after midnight. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 12 seconds. Showers likely. .WED...NE winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to 3 ft. Showers likely, mainly in the morning. .WED NIGHT...NE winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. .THU...E winds around 5 kt, becoming SE in the afternoon. Seas around 2 ft. A chance of showers. .THU NIGHT...S winds around 5 kt. Seas around 2 ft. A chance of showers. .FRI...SW winds 5 to 10 kt. Seas around 2 ft. A chance of showers. .FRI NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. A chance of showers. $$