Coastal Waters Forecast
Issued by NWS Portland, ME

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FZUS51 KGYX 161929
CWFGYX

Coastal Waters Forecast
National Weather Service Gray ME
329 PM EDT Fri May 16 2025

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

ANZ100-170930-
329 PM EDT Fri May 16 2025

.Synopsis for Stonington ME to Merrimack River Ma out to 25 NM
High pressure continues to drift slowly to our east as low pressure
approaches. Fog will continue over the waters through tonight and
Saturday with a series of frontal boundaries expected to cross the
waters over the weekend.

$$

ANZ154-170930-
Coastal Waters from Cape Elizabeth, ME to Merrimack River, MA out
25 NM-
329 PM EDT Fri May 16 2025

.TONIGHT...SE winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft
at 8 seconds. A slight chance of showers late this evening and early
morning. Patchy dense fog after midnight. Vsby 1 to 3 NM late this
evening, decreasing to 1 NM or less.
.SAT...SE winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 8 seconds. A
chance of showers. Patchy dense fog. Vsby 1 NM or less.
.SAT NIGHT...S winds 10 to 15 kt with gusts up to 20 kt, becoming W
5 to 10 kt after midnight. Seas 2 to 3 ft. Wave Detail: SE 3 ft at
7 seconds. A chance of showers in the evening. Patchy fog. Vsby 1 to
3 NM.
.SUN...SW winds around 10 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft
at 7 seconds. Patchy fog in the morning. Scattered showers in the
afternoon. Vsby 1 to 3 NM in the morning.
.SUN NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft. Wave Detail: W 2 ft at 3 seconds and SE 2 ft at 7 seconds.
Scattered showers.
.MON...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft.
Wave Detail: W 2 ft at 3 seconds and SE 2 ft at 8 seconds. Scattered
showers in the morning.
.MON NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft.
.TUE...N winds 10 to 15 kt. Seas around 2 ft.
.TUE NIGHT...NE winds 5 to 10 kt. Seas around 2 ft.
.WED...NE winds 10 to 15 kt with gusts up to 20 kt. Seas around
2 ft.
.WED NIGHT...E winds 10 to 15 kt with gusts up to 25 kt. Seas around
2 ft. A chance of showers.

$$

ANZ152-170930-
Coastal Waters from Port Clyde, ME to Cape Elizabeth, ME out 25 NM-
329 PM EDT Fri May 16 2025

.TONIGHT...SE winds 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: S 3 ft
at 8 seconds. Patchy fog early this evening. A slight chance of
showers late this evening and overnight. Vsby 1 to 3 NM.
.SAT...SE winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 4 ft.
Wave Detail: SE 4 ft at 7 seconds. A chance of showers in the
morning, then showers likely in the afternoon. Patchy fog. Vsby 1 NM
or less.
.SAT NIGHT...SE winds 10 to 15 kt with gusts up to 20 kt, becoming
SW 5 to 10 kt after midnight. Seas 3 to 4 ft. Wave Detail: SE 4 ft
at 7 seconds. Showers likely, mainly in the evening. Patchy fog in
the evening. Patchy fog after midnight. Vsby 1 NM or less,
increasing to 1 to 3 NM after midnight.
.SUN...SW winds 5 to 10 kt. Seas around 3 ft. Wave Detail: SE 3 ft
at 7 seconds. A chance of showers in the morning. Patchy fog in the
morning with vsby 1 to 3 NM.
.SUN NIGHT...W winds 5 to 10 kt, increasing to 10 to 15 kt with
gusts up to 20 kt after midnight. Seas 3 to 4 ft. Wave Detail: S
3 ft at 7 seconds. Scattered showers.
.MON...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft.
Wave Detail: S 3 ft at 8 seconds and NW 2 ft at 3 seconds. Scattered
showers.
.MON NIGHT...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
3 ft. Scattered showers in the evening.
.TUE...N winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft.
.TUE NIGHT...N winds 5 to 10 kt, becoming NE 10 to 15 kt after
midnight. Seas around 2 ft.
.WED...NE winds 10 to 15 kt with gusts up to 20 kt. Seas around
2 ft.
.WED NIGHT...E winds 10 to 15 kt with gusts up to 25 kt. Seas around
2 ft. A chance of showers.

$$

ANZ150-170930-
Coastal Waters from Stonington, ME to Port Clyde, ME out 25 NM-
329 PM EDT Fri May 16 2025

.TONIGHT...SE winds 5 to 10 kt. Seas around 3 ft. Wave Detail: S
3 ft at 8 seconds. Patchy fog this evening. A slight chance of
showers. Vsby 1 to 3 NM.
.SAT...SE winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 4 ft.
Wave Detail: SE 4 ft at 7 seconds. A chance of showers in the
morning, then showers likely in the afternoon. Patchy dense fog.
Vsby 1 NM or less.
.SAT NIGHT...SE winds 10 to 15 kt, becoming S 5 to 10 kt after
midnight. Gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: SE 4 ft at
7 seconds. Showers likely, mainly in the evening. Patchy fog in the
evening. Patchy fog after midnight. Vsby 1 NM or less, increasing to
1 to 3 NM after midnight.
.SUN...SW winds 5 to 10 kt. Seas around 3 ft. Wave Detail: SE 3 ft
at 6 seconds. Patchy fog in the morning. Scattered showers. Vsby
1 to 3 NM in the morning.
.SUN NIGHT...W winds 5 to 10 kt, increasing to 10 to 15 kt with
gusts up to 20 kt after midnight. Seas 3 to 4 ft. Wave Detail: S
4 ft at 8 seconds. Scattered showers.
.MON...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft.
Wave Detail: S 4 ft at 8 seconds and NW 2 ft at 3 seconds. Scattered
showers.
.MON NIGHT...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft. Scattered showers in the evening.
.TUE...N winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft.
.TUE NIGHT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas
around 2 ft.
.WED...NE winds 10 to 15 kt with gusts up to 20 kt. Seas around
2 ft.
.WED NIGHT...E winds 5 to 10 kt, increasing to 10 to 15 kt after
midnight. Gusts up to 25 kt. Seas 2 to 3 ft. A chance of showers
after midnight.

$$

ANZ153-170930-
Casco Bay-
329 PM EDT Fri May 16 2025

.TONIGHT...SE winds 5 to 10 kt. Seas 2 to 3 ft. Patchy fog. A chance
of showers late this evening and early morning. A slight chance of
showers towards daybreak. Vsby 1 to 3 NM.
.SAT...SE winds 5 to 10 kt. Seas 2 to 3 ft. Showers likely. Patchy
dense fog. Vsby 1 NM or less.
.SAT NIGHT...E winds 5 to 10 kt, becoming NW after midnight. Seas
2 to 3 ft. Showers likely, mainly in the evening. Areas of fog. Vsby
1 NM or less, increasing to 1 to 3 NM after midnight.
.SUN...SW winds 5 to 10 kt. Seas 2 to 3 ft. Areas of fog in the
morning. Scattered showers. Vsby 1 to 3 NM in the morning.
.SUN NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. Scattered showers.
.MON...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft.
Scattered showers in the morning.
.MON NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas
around 2 ft.
.TUE...N winds 5 to 10 kt. Seas around 2 ft.
.TUE NIGHT...N winds 5 to 10 kt. Seas 1 foot or less.
.WED...NE winds 5 to 10 kt. Seas 1 foot or less.
.WED NIGHT...E winds 5 to 10 kt, increasing to 10 to 15 kt with
gusts up to 20 kt after midnight. Seas 1 foot or less, then around
2 ft after midnight. A chance of showers.

$$

ANZ151-170930-
Penobscot Bay-
329 PM EDT Fri May 16 2025

.TONIGHT...SE winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S
2 ft at 7 seconds. Patchy fog. A slight chance of tstms this
evening. A chance of showers. Vsby 1 to 3 NM.
.SAT...SE winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at
7 seconds. Showers. Patchy fog. Vsby 1 NM or less.
.SAT NIGHT...SE winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S
2 ft at 6 seconds. Showers. Patchy fog in the evening. Areas of fog
after midnight. Vsby 1 NM or less, increasing to 1 to 3 NM after
midnight.
.SUN...SW winds around 5 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at
7 seconds. Areas of fog in the morning. Scattered showers. Vsby 1 to
3 NM in the morning.
.SUN NIGHT...W winds around 5 kt. Seas 2 to 3 ft. Wave Detail: S
2 ft at 7 seconds. Scattered showers.
.MON...NW winds around 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at
7 seconds. Scattered showers.
.MON NIGHT...N winds around 10 kt with gusts up to 20 kt. Seas 2 to
3 ft. Scattered showers.
.TUE...N winds around 10 kt. Seas around 2 ft.
.TUE NIGHT...N winds 5 to 10 kt. Seas 1 foot or less.
.WED...NE winds 5 to 10 kt. Seas 1 foot or less.
.WED NIGHT...E winds 5 to 10 kt. Seas 1 foot or less. A chance of
showers after midnight.

Winds and seas higher in and near tstms.

$$