Coastal Waters Forecast
Issued by NWS Portland, ME

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FZUS51 KGYX 312102
CWFGYX

Coastal Waters Forecast
National Weather Service Gray ME
502 PM EDT Sun Aug 31 2025

COASTAL WATERS FROM STONINGTON ME TO MERRIMACK RIVER MA OUT TO 25 NM

ANZ100-011000-
502 PM EDT Sun Aug 31 2025

.Synopsis for Stonington ME to Merrimack River Ma out to 25 NM
High pressure will be in control of the waters through the end of the
week. Dry weather is expected with light winds and small seas.

$$

ANZ154-011000-
Coastal Waters from Cape Elizabeth, ME to Merrimack River, MA out
25 NM-
502 PM EDT Sun Aug 31 2025

.TONIGHT...SW winds 5 to 10 kt, becoming NW after midnight. Seas
around 2 ft. Wave Detail: SE 2 ft at 8 seconds.
.MON...NE winds 5 to 10 kt. Seas around 2 ft. Wave Detail: E 2 ft at
8 seconds.
.MON NIGHT...NE winds around 5 kt. Seas around 2 ft. Wave Detail: E
2 ft at 7 seconds.
.TUE...NE winds around 5 kt. Seas around 2 ft. Wave Detail: SE 2 ft
at 8 seconds.
.TUE NIGHT...S winds around 5 kt, becoming SW after midnight. Seas
2 to 3 ft. Wave Detail: SE 3 ft at 8 seconds.
.WED...SW winds 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: SE 4 ft at
8 seconds.
.WED NIGHT...SW winds 5 to 10 kt with gusts up to 20 kt. Seas 3 to
4 ft.
.THU...SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up to
20 kt in the afternoon. Seas 3 to 4 ft.
.THU NIGHT...S winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to
4 ft.
.FRI...S winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft.
Showers likely.
.FRI NIGHT...S winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
3 ft. Showers likely, mainly in the evening.

$$

ANZ152-011000-
Coastal Waters from Port Clyde, ME to Cape Elizabeth, ME out 25 NM-
502 PM EDT Sun Aug 31 2025

.TONIGHT...SW winds 5 to 10 kt, becoming NW after midnight. Seas
around 2 ft. Wave Detail: SE 2 ft at 8 seconds.
.MON...NE winds 5 to 10 kt, becoming E in the afternoon. Seas around
2 ft. Wave Detail: SE 2 ft at 7 seconds.
.MON NIGHT...E winds around 5 kt. Seas around 2 ft. Wave Detail: SE
2 ft at 7 seconds.
.TUE...E winds around 5 kt. Seas around 2 ft. Wave Detail: SE 2 ft
at 8 seconds.
.TUE NIGHT...SW winds around 5 kt. Seas 2 to 3 ft. Wave Detail: SE
3 ft at 8 seconds.
.WED...SW winds 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: SE 4 ft at
8 seconds.
.WED NIGHT...SW winds 5 to 10 kt. Seas 3 to 4 ft.
.THU...S winds 5 to 10 kt. Seas around 3 ft.
.THU NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas around
3 ft.
.FRI...SE winds 10 to 15 kt with gusts up to 20 kt. Seas around
3 ft. A chance of showers.
.FRI NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas around
3 ft. A chance of showers.

$$

ANZ150-011000-
Coastal Waters from Stonington, ME to Port Clyde, ME out 25 NM-
502 PM EDT Sun Aug 31 2025

.TONIGHT...SW winds 5 to 10 kt, becoming NW after midnight. Seas
around 2 ft. Wave Detail: SE 2 ft at 7 seconds.
.MON...NE winds 5 to 10 kt, becoming E in the afternoon. Seas around
2 ft. Wave Detail: SE 2 ft at 7 seconds.
.MON NIGHT...SE winds around 5 kt, becoming NE after midnight. Seas
around 2 ft. Wave Detail: SE 2 ft at 8 seconds.
.TUE...E winds around 5 kt. Seas 1 foot or less, then around 2 ft in
the afternoon. Wave Detail: SE 2 ft at 8 seconds.
.TUE NIGHT...W winds around 5 kt. Seas 2 to 3 ft. Wave Detail: SE
3 ft at 8 seconds.
.WED...SW winds 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: SE 3 ft at
8 seconds.
.WED NIGHT...SW winds 5 to 10 kt. Seas around 3 ft.
.THU...S winds 5 to 10 kt. Seas around 3 ft.
.THU NIGHT...S winds around 10 kt with gusts up to 20 kt. Seas 2 to
3 ft.
.FRI...SE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft.
A chance of showers.
.FRI NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas around
3 ft. A chance of showers.

$$

ANZ153-011000-
Casco Bay-
502 PM EDT Sun Aug 31 2025

.TONIGHT...SW winds 5 to 10 kt, becoming NW after midnight. Seas
around 2 ft.
.MON...NE winds around 5 kt, becoming SE in the afternoon. Seas
around 2 ft.
.MON NIGHT...E winds around 5 kt, becoming NE after midnight. Seas
around 2 ft.
.TUE...NE winds around 5 kt, becoming SE around 5 kt in the
afternoon. Seas 1 foot or less.
.TUE NIGHT...SW winds around 5 kt. Seas around 2 ft.
.WED...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.WED NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.THU...SW 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.
.THU NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft.
.FRI...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. A
chance of showers in the morning, then showers likely in the
afternoon.
.FRI NIGHT...S winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. Seas 2 to 3 ft. Showers likely, mainly in the evening.

$$

ANZ151-011000-
Penobscot Bay-
502 PM EDT Sun Aug 31 2025

.TONIGHT...SW winds 5 to 10 kt, becoming W late this evening and
early morning, then becoming N towards daybreak. Seas around 2 ft.
.MON...N winds around 5 kt, becoming SE in the afternoon. Seas
around 2 ft in the morning, then 1 foot or less.
.MON NIGHT...S winds around 5 kt in the evening, becoming light and
variable. Seas 1 foot or less.
.TUE...E winds around 5 kt, becoming SE around 5 kt in the
afternoon. Seas 1 foot or less.
.TUE NIGHT...W winds around 5 kt. Seas around 2 ft.
.WED...SW winds around 5 kt, increasing to 5 to 10 kt in the
afternoon. Seas around 2 ft.
.WED NIGHT...SW winds 5 to 10 kt. Seas around 2 ft.
.THU...S winds 5 to 10 kt. Seas around 2 ft.
.THU NIGHT...S winds 5 to 10 kt. Seas around 2 ft.
.FRI...SE winds 5 to 10 kt. Seas around 2 ft. A chance of showers.
.FRI NIGHT...S winds 5 to 10 kt. Seas around 2 ft. A chance of
showers.

$$