


Coastal Waters Forecast
Issued by NWS Portland, ME
Issued by NWS Portland, ME
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912 FZUS51 KGYX 230123 CWFGYX Coastal Waters Forecast National Weather Service Gray ME 923 PM EDT Mon Sep 22 2025 COASTAL WATERS FROM STONINGTON ME TO MERRIMACK RIVER MA OUT TO 25 NM ANZ100-231530- 923 PM EDT Mon Sep 22 2025 .Synopsis for Stonington ME to Merrimack River Ma out to 25 NM High pressure drifts to the east through Wednesday. The development of return flow winds and swell from Gabrielle arriving will gradually build seas through that time as well. A frontal system approaches the waters from the west midweek followed by another chance of rain Thursday. High pressure may return to the region late in the week. $$ ANZ154-231530- Coastal Waters from Cape Elizabeth, ME to Merrimack River, MA out 25 NM- 923 PM EDT Mon Sep 22 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT TUESDAY THROUGH WEDNESDAY EVENING... .TONIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. Wave Detail: SE 4 ft at 11 seconds. .TUE...SW winds 10 to 15 kt with gusts up to 20 kt, becoming S 5 to 10 kt in the afternoon. Seas 4 to 5 ft. Wave Detail: SE 5 ft at 12 seconds. A chance of showers in the afternoon. .TUE NIGHT...SW winds 5 to 10 kt, becoming N after midnight. Seas 4 to 5 ft. Wave Detail: SE 5 ft at 12 seconds. Showers. .WED...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 6 ft. Wave Detail: SE 5 ft at 13 seconds and E 3 ft at 3 seconds. Showers. .WED NIGHT...E winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas 4 to 6 ft. Wave Detail: SE 5 ft at 12 seconds. A chance of showers. .THU...SE winds 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: SE 4 ft at 10 seconds. A chance of showers in the morning, then showers likely in the afternoon. .THU NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. Showers likely. .FRI...SW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt in the afternoon. Seas 3 to 4 ft. Showers likely, mainly in the morning. .FRI NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas 2 to 3 ft. A chance of showers. .SAT...N winds 5 to 10 kt, becoming SE in the afternoon. Seas 2 to 3 ft. A chance of showers. .SAT NIGHT...S winds 5 to 10 kt, becoming SW with gusts up to 20 kt after midnight. Seas 2 to 3 ft. A chance of showers. $$ ANZ152-231530- Coastal Waters from Port Clyde, ME to Cape Elizabeth, ME out 25 NM- 923 PM EDT Mon Sep 22 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT TUESDAY THROUGH WEDNESDAY EVENING... .TONIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft. Wave Detail: S 3 ft at 4 seconds and SE 3 ft at 11 seconds. Patchy fog after midnight with vsby 1 to 3 NM. .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 5 seconds. Patchy fog in the morning. A chance of showers in the afternoon. Vsby 1 to 3 NM in the morning. .TUE NIGHT...S winds around 5 kt, becoming NE after midnight. Seas 4 to 5 ft. Wave Detail: SE 4 ft at 12 seconds and S 2 ft at 4 seconds. Showers likely in the evening, then showers after midnight. .WED...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 6 ft. Wave Detail: SE 5 ft at 13 seconds and SE 3 ft at 5 seconds. Showers, mainly in the morning. .WED NIGHT...E 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 5 ft at 12 seconds and E 3 ft at 4 seconds. A chance of showers. .THU...SE winds 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: SE 4 ft at 10 seconds. A chance of showers in the morning, then showers likely in the afternoon. .THU NIGHT...S winds 5 to 10 kt, increasing to 10 to 15 kt after midnight. Seas around 3 ft. Showers likely. .FRI...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. Showers likely, mainly in the morning. .FRI NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas 3 to 4 ft. A chance of showers. .SAT...NE winds 5 to 10 kt, becoming SE in the afternoon. Seas 2 to 3 ft. A chance of showers. .SAT NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. $$ ANZ150-231530- Coastal Waters from Stonington, ME to Port Clyde, ME out 25 NM- 923 PM EDT Mon Sep 22 2025 .TONIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft. Wave Detail: SE 3 ft at 11 seconds. Patchy fog late this evening and overnight. Vsby 1 to 3 NM after midnight. .TUE...SW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: SE 4 ft at 11 seconds and SW 2 ft at 4 seconds. Patchy fog in the morning. A chance of showers in the afternoon. Vsby 1 to 3 NM in the morning. .TUE NIGHT...S winds around 5 kt, becoming NE after midnight. Seas around 4 ft. Wave Detail: SE 4 ft at 12 seconds and SW 2 ft at 5 seconds. Showers. .WED...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 5 ft. Wave Detail: SE 4 ft at 13 seconds and S 2 ft at 5 seconds. Showers likely, mainly in the morning. .WED NIGHT...E winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas 3 to 5 ft. Wave Detail: SE 4 ft at 11 seconds and E 3 ft at 4 seconds. A chance of showers. .THU...SE winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 10 seconds. A chance of showers in the morning, then showers likely in the afternoon. .THU NIGHT...S winds 5 to 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 to 3 ft. Showers likely. .FRI...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. Showers likely, mainly in the morning. .FRI NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas 3 to 4 ft. A chance of showers. .SAT...N winds 5 to 10 kt, becoming SE in the afternoon. Seas around 3 ft. A chance of showers. .SAT NIGHT...S winds 5 to 10 kt, becoming SW 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 3 ft. A chance of showers. $$ ANZ153-231530- Casco Bay- 923 PM EDT Mon Sep 22 2025 .TONIGHT...S winds 5 to 10 kt. Seas 2 to 4 ft. Patchy fog late this evening and overnight. .TUE...SW winds 5 to 10 kt. Seas 2 to 4 ft. Patchy fog in the morning. A chance of showers in the afternoon. .TUE NIGHT...E winds around 5 kt, becoming NE after midnight. Seas 2 to 4 ft. Showers likely in the evening, then showers after midnight. .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...E winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers. .THU...E winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers in the morning, then showers likely in the afternoon. .THU NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Showers likely. .FRI...SW winds 5 to 10 kt. Seas 2 to 3 ft. Showers likely, mainly in the morning. .FRI NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas 2 to 3 ft. A chance of showers. .SAT...N winds around 5 kt, becoming SE in the afternoon. Seas 2 to 3 ft. A chance of showers. .SAT NIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas around 2 ft. A chance of showers. $$ ANZ151-231530- Penobscot Bay- 923 PM EDT Mon Sep 22 2025 .TONIGHT...S winds 5 to 10 kt. Seas around 2 ft. Patchy fog late this evening and overnight with vsby 1 to 3 NM. .TUE...SW winds around 5 kt. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 11 seconds. Patchy fog in the morning. A chance of showers in the afternoon. Vsby 1 NM or less in the morning. .TUE NIGHT...S winds around 5 kt, becoming NE after midnight. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 12 seconds. Showers likely. .WED...NE winds 5 to 10 kt. Seas 2 to 4 ft. Showers likely, mainly in the morning. .WED NIGHT...E winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. .THU...SE winds 5 to 10 kt. Seas around 2 ft. A chance of showers. .THU NIGHT...S winds 5 to 10 kt. Seas around 2 ft. A chance of showers in the evening, then showers likely after midnight. .FRI...SW winds 5 to 10 kt. Seas 2 to 3 ft. Showers likely, mainly in the morning. .FRI NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas 2 to 3 ft. A chance of showers. .SAT...N winds around 5 kt, becoming S in the afternoon. Seas around 2 ft. A chance of showers. .SAT NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. A chance of showers. $$