Coastal Waters Forecast
Issued by NWS Portland, ME

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FZUS51 KGYX 171841
CWFGYX

Coastal Waters Forecast
National Weather Service Gray ME
241 PM EDT Thu Apr 17 2025

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

ANZ100-180845-
241 PM EDT Thu Apr 17 2025

.Synopsis for Stonington ME to Merrimack River Ma out to 25 NM
High pressure moves south of the waters tomorrow, with a warm front
lifting across the waters this weekend. Warmer temperatures and
increasing chances for showers are forecast. A cold front crosses the
waters Saturday night into Sunday morning.

$$

ANZ154-180845-
Coastal Waters from Cape Elizabeth, ME to Merrimack River, MA out
25 NM-
241 PM EDT Thu Apr 17 2025

.TONIGHT...W winds 10 to 15 kt with a few gusts up to 25 kt,
diminishing to 5 to 10 kt towards daybreak. Seas 2 to 3 ft. Wave
Detail: W 2 ft at 4 seconds.
.FRI...SW winds 5 to 10 kt, becoming S 15 to 20 kt with gusts up to
25 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: S 3 ft at
4 seconds.
.FRI NIGHT...S winds 20 to 25 kt, becoming SW 15 to 20 kt after
midnight. Seas 3 to 5 ft. Wave Detail: S 5 ft at 6 seconds. A chance
of showers after midnight.
.SAT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft.
Wave Detail: S 5 ft at 6 seconds. A chance of showers in the
morning.
.SAT NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft. Wave Detail: S 5 ft at 8 seconds.
.SUN...W winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 4 ft.
Wave Detail: S 4 ft at 8 seconds and W 3 ft at 4 seconds.
.SUN NIGHT...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
3 ft.
.MON...NW winds 5 to 10 kt, becoming S in the afternoon. Seas around
2 ft.
.MON NIGHT...S winds around 10 kt with gusts up to 20 kt. Seas
around 2 ft. A chance of showers.
.TUE...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. A
chance of showers.
.TUE NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft. A chance of showers in the evening.

$$

ANZ152-180845-
Coastal Waters from Port Clyde, ME to Cape Elizabeth, ME out 25 NM-
241 PM EDT Thu Apr 17 2025

.TONIGHT...W winds 10 to 15 kt, diminishing to 5 to 10 kt towards
daybreak. A few gusts up to 25 kt early. Seas 2 to 3 ft. Wave
Detail: W 3 ft at 5 seconds and S 2 ft at 9 seconds.
.FRI...W winds 5 to 10 kt, becoming S 15 to 20 kt with gusts up to
25 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: SW 3 ft at
4 seconds.
.FRI NIGHT...S winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to
6 ft. Wave Detail: S 6 ft at 6 seconds. A chance of showers.
.SAT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 5 to 7 ft.
Wave Detail: S 6 ft at 7 seconds. A chance of showers in the
morning.
.SAT NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 5 to
7 ft. Wave Detail: S 6 ft at 8 seconds.
.SUN...W winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft.
Wave Detail: S 5 ft at 8 seconds and NW 3 ft at 4 seconds.
.SUN NIGHT...NW winds 15 to 20 kt, diminishing to 10 to 15 kt after
midnight. Gusts up to 30 kt. Seas 2 to 4 ft.
.MON...NW winds 10 to 15 kt with gusts up to 20 kt, becoming SW in
the afternoon. Seas 2 to 3 ft.
.MON NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas around
2 ft. A chance of showers after midnight.
.TUE...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. A
chance of showers.
.TUE NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft. A chance of showers in the evening.

$$

ANZ150-180845-
Coastal Waters from Stonington, ME to Port Clyde, ME out 25 NM-
241 PM EDT Thu Apr 17 2025

.TONIGHT...W winds 10 to 15 kt with a few gusts up to 25 kt. Seas 2
to 4 ft. Wave Detail: W 3 ft at 5 seconds and S 2 ft at 9 seconds.
.FRI...W winds 5 to 10 kt, becoming SW 10 to 15 kt with gusts up to
25 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: SW 3 ft at
4 seconds and S 2 ft at 8 seconds.
.FRI NIGHT...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to
5 ft, building to 5 to 7 ft after midnight. Wave Detail: S 5 ft at
5 seconds, becoming S 7 ft at 6 seconds. A chance of showers in the
evening, then showers likely after midnight.
.SAT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 6 to 8 ft.
Wave Detail: S 7 ft at 7 seconds. A chance of showers.
.SAT NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 5 to
8 ft. Wave Detail: S 7 ft at 8 seconds.
.SUN...W winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft.
Wave Detail: S 6 ft at 8 seconds and W 3 ft at 3 seconds.
.SUN NIGHT...NW winds 15 to 20 kt, diminishing to 10 to 15 kt after
midnight. Gusts up to 30 kt. Seas 3 to 4 ft.
.MON...NW winds 10 to 15 kt with gusts up to 20 kt, becoming SW in
the afternoon. Seas 2 to 3 ft.
.MON NIGHT...SW winds 5 to 10 kt with gusts up to 20 kt. Seas around
2 ft. A chance of showers after midnight.
.TUE...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. A
chance of showers.
.TUE NIGHT...SW winds 10 to 15 kt, becoming NW after midnight. Seas
3 to 5 ft. A chance of showers.

$$

ANZ153-180845-
Casco Bay-
241 PM EDT Thu Apr 17 2025

.TONIGHT...NW winds 10 to 15 kt with gusts up to 20 kt, becoming W
5 to 10 kt late this evening and overnight. Seas around 2 ft.
.FRI...SW winds 5 to 10 kt, becoming S 15 to 20 kt with gusts up to
25 kt in the afternoon. Seas 1 foot or less, then around 2 ft in the
afternoon.
.FRI NIGHT...S winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to
4 ft. A chance of showers.
.SAT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft.
A chance of showers in the morning.
.SAT NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft.
.SUN...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 4 ft.
.SUN NIGHT...NW winds 15 to 20 kt, diminishing to 5 to 10 kt after
midnight. Seas 2 to 3 ft.
.MON...NW winds 5 to 10 kt, becoming S in the afternoon. Seas around
2 ft.
.MON NIGHT...S winds 5 to 10 kt. Seas around 2 ft. A chance of
showers.
.TUE...S winds 5 to 10 kt. Seas around 2 ft. A chance of showers.
.TUE NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers
in the evening.

$$

ANZ151-180845-
Penobscot Bay-
241 PM EDT Thu Apr 17 2025

.TONIGHT...W winds 10 to 15 kt, diminishing to 5 to 10 kt late this
evening and overnight. Seas 2 to 3 ft. Wave Detail: S 2 ft at
9 seconds.
.FRI...W winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up to
20 kt in the afternoon. Seas around 2 ft. Wave Detail: S 2 ft at
3 seconds.
.FRI NIGHT...S winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to
4 ft. Wave Detail: S 4 ft at 6 seconds and S 2 ft at 3 seconds. A
chance of showers in the evening, then showers likely after
midnight.
.SAT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft.
Wave Detail: S 4 ft at 7 seconds. Showers likely, mainly in the
morning.
.SAT NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
5 ft. Wave Detail: S 4 ft at 8 seconds.
.SUN...W winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 4 ft.
Wave Detail: S 4 ft at 8 seconds and NW 2 ft at 2 seconds.
.SUN NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt,
diminishing to 10 to 15 kt with gusts up to 20 kt after midnight.
Seas 2 to 4 ft.
.MON...NW winds 5 to 10 kt, becoming SW in the afternoon. Seas 2 to
3 ft.
.MON NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. A chance of
showers after midnight.
.TUE...SE winds 5 to 10 kt. Seas around 2 ft. A chance of showers.
.TUE NIGHT...S winds 5 to 10 kt, becoming NW after midnight. Seas
2 to 4 ft. A chance of showers.

$$