National Weather Service Marine Forecast FZUS51 KGYX

FZUS51 KGYX 240602
CWFGYX

Coastal Waters Forecast
National Weather Service Gray ME
202 AM EDT Mon Aug 24 2026

COASTAL WATERS FROM STONINGTON ME TO MERRIMACK RIVER MA OUT TO 60 NM

ANZ100-242015
202 AM EDT Mon Aug 24 2026

Synopsis for Stonington ME to Merrimack River Ma out to 60 NM

Low pressure tracking through Quebec will send a cold front across the waters today. West to southwest flow will prevail behind the front into the middle of the week. The next frontal system approaches late Thursday into Friday.

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ANZ151-242015
Penobscot Bay
202 AM EDT Mon Aug 24 2026

TODAY
S winds 5 to 10 kt. Seas around 2 ft. A slight chance of showers early this morning. Areas of dense fog. Vsby 1 NM or less.

TONIGHT
S winds 5 to 10 kt. Seas 2 to 3 ft. Areas of fog in the evening with vsby 1 NM or less.

TUE
S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 3 seconds.

TUE NIGHT
SW winds 5 to 10 kt, becoming NW after midnight. Seas around 2 ft.

WED
NW winds around 5 kt, becoming SW in the afternoon. Seas around 2 ft.

WED NIGHT
SW winds 5 to 10 kt, diminishing to around 5 kt after midnight. Seas around 2 ft.

THU
S winds 5 to 10 kt. Seas around 2 ft.

THU NIGHT
S winds around 10 kt. Seas 2 to 3 ft.

FRI
S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers.

FRI NIGHT
S winds 5 to 10 kt, becoming SW after midnight. Seas 2 to 3 ft.

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ANZ153-242015
Casco Bay
202 AM EDT Mon Aug 24 2026

TODAY
SW winds around 5 kt, becoming S 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Areas of dense fog this morning with vsby 1 NM or less.

TONIGHT
S winds 10 to 15 kt with gusts up to 20 kt, becoming SW 5 to 10 kt after midnight. Seas 2 to 3 ft.

TUE
SW winds 5 to 10 kt. Seas 2 to 3 ft.

TUE NIGHT
SW winds 5 to 10 kt, becoming NW after midnight. Seas 2 to 3 ft.

WED
NW winds around 5 kt, becoming S in the afternoon. Seas around 2 ft.

WED NIGHT
S winds 5 to 10 kt, becoming SW after midnight. Seas around 2 ft.

THU
S winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 2 to 3 ft.

THU NIGHT
S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. A chance of showers after midnight.

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
S winds 5 to 10 kt, becoming W after midnight. Seas 2 to 3 ft.

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ANZ150-242015
Coastal Waters from Stonington, ME to Port Clyde, ME out 25 NM
202 AM EDT Mon Aug 24 2026

TODAY
S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 5 seconds. Areas of dense fog. Vsby 1 NM or less.

TONIGHT
S winds 10 to 15 kt. Seas 3 to 4 ft. Wave Detail: S 4 ft at 7 seconds. Areas of fog. Vsby 1 NM or less, increasing to 1 to 3 NM after midnight.

TUE
SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas around 3 ft. Wave Detail: S 3 ft at 7 seconds.

TUE NIGHT
SW winds 5 to 10 kt with gusts up to 20 kt, becoming NW after midnight. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds.

WED
NW winds around 5 kt, becoming SW in the afternoon. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 10 seconds and SW 2 ft at 6 seconds.

WED NIGHT
SW winds 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: SE 3 ft at 10 seconds.

THU
S winds 5 to 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 2 to 3 ft.

THU NIGHT
S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft.

FRI
S winds 10 to 15 kt. Seas 3 to 4 ft. A chance of showers.

FRI NIGHT
S winds 5 to 10 kt, becoming SW after midnight. Seas 3 to 4 ft.

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ANZ152-242015
Coastal Waters from Port Clyde, ME to Cape Elizabeth, ME out 25 NM
202 AM EDT Mon Aug 24 2026

TODAY
SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up to 20 kt late. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 7 seconds and S 2 ft at 4 seconds. Areas of fog this morning. Areas of fog this afternoon. Vsby 1 NM or less.

TONIGHT
S 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 3 ft at 7 seconds. Areas of fog in the evening with vsby 1 NM or less.

TUE
SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas around 3 ft. Wave Detail: S 3 ft at 6 seconds.

TUE NIGHT
SW winds 5 to 10 kt with gusts up to 20 kt, becoming NW after midnight. Seas 2 to 3 ft. Wave Detail: S 2 ft at 4 seconds and SE 2 ft at 7 seconds.

WED
NW winds around 5 kt, becoming SW in the afternoon. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 7 seconds and SE 2 ft at 10 seconds.

WED NIGHT
S winds 5 to 10 kt, diminishing to around 5 kt after midnight. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 10 seconds.

THU
S winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas around 3 ft.

THU NIGHT
S winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. A chance of showers after midnight.

FRI
S winds around 10 kt. Seas 3 to 4 ft. A chance of showers.

FRI NIGHT
S winds 5 to 10 kt, becoming W after midnight. Seas around 3 ft.

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ANZ154-242015
Coastal Waters from Cape Elizabeth, ME to Merrimack River, MA out 25 NM
202 AM EDT Mon Aug 24 2026

TODAY
SW winds 5 to 10 kt, becoming S late. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 7 seconds. Areas of fog this morning with vsby 1 NM or less.

TONIGHT
SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 7 seconds.

TUE
SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 6 seconds.

TUE NIGHT
SW winds 5 to 10 kt, becoming NW after midnight. Seas around 2 ft. Wave Detail: SE 2 ft at 7 seconds.

WED
NW winds around 5 kt, becoming S in the afternoon. Seas around 2 ft. Wave Detail: SE 2 ft at 6 seconds and SE 2 ft at 10 seconds.

WED NIGHT
S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 10 seconds.

THU
SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas around 3 ft.

THU NIGHT
S winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. A chance of showers after midnight.

FRI
S winds 5 to 10 kt. Seas 3 to 4 ft. A chance of showers in the morning.

FRI NIGHT
S winds 5 to 10 kt, becoming W after midnight. Seas around 3 ft.

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ANZ180-242015
Waters from Stonington ME to Port Clyde ME from 25 to 60 NM
202 AM EDT Mon Aug 24 2026

TODAY
S winds around 10 kt. Seas 3 to 4 ft. Wave Detail: S 4 ft at 7 seconds and S 2 ft at 4 seconds. Areas of fog. Vsby 1 NM or less.

TONIGHT
S winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. Wave Detail: S 4 ft at 7 seconds. Areas of fog in the evening with vsby 1 NM or less.

TUE
SW winds 10 to 15 kt. Seas around 3 ft. Wave Detail: S 3 ft at 7 seconds.

TUE NIGHT
SW winds 10 to 15 kt with gusts up to 20 kt, becoming W after midnight. Seas around 3 ft. Wave Detail: S 2 ft at 7 seconds.

WED
NW winds 5 to 10 kt, becoming W in the afternoon. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 10 seconds and S 2 ft at 6 seconds.

WED NIGHT
SW winds 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: SE 4 ft at 10 seconds.

THU
S winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas around 3 ft.

THU NIGHT
S winds around 15 kt with gusts up to 20 kt. Seas 3 to 4 ft.

FRI
S winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. A chance of showers.

FRI NIGHT
S winds 10 to 15 kt, becoming SW after midnight. Seas 3 to 4 ft.

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ANZ182-242015
Waters from Port Clyde ME to Cape Elizabeth ME from 25 to 60 NM
202 AM EDT Mon Aug 24 2026

TODAY
S winds 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: SE 4 ft at 7 seconds and S 2 ft at 4 seconds. Areas of fog. Vsby 1 NM or less, increasing to 1 to 3 NM this afternoon.

TONIGHT
S winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. Wave Detail: S 4 ft at 7 seconds. Areas of fog in the evening with vsby 1 to 3 NM.

TUE
SW winds 10 to 15 kt. Seas around 3 ft. Wave Detail: S 2 ft at 7 seconds.

TUE NIGHT
SW 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: SW 2 ft at 4 seconds and SE 2 ft at 7 seconds.

WED
NW winds 5 to 10 kt, becoming SW in the afternoon. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 10 seconds and SW 2 ft at 5 seconds.

WED NIGHT
S winds 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: SE 3 ft at 9 seconds.

THU
S winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas around 3 ft.

THU NIGHT
S winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft.

FRI
S winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. A chance of showers.

FRI NIGHT
S winds 10 to 15 kt with gusts up to 20 kt, becoming SW after midnight. Seas 3 to 4 ft.

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ANZ184-242015
Waters from Cape Elizabeth ME to Merrimack River MA from 25 to 60 NM
202 AM EDT Mon Aug 24 2026

TODAY
SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 7 seconds. Areas of fog this morning. Vsby 1 NM or less, increasing to 1 to 3 NM late this morning.

TONIGHT
SW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. Wave Detail: S 3 ft at 7 seconds.

TUE
SW winds around 10 kt. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 6 seconds.

TUE NIGHT
SW winds around 10 kt, becoming NW after midnight. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 3 seconds and SE 2 ft at 7 seconds.

WED
NW winds 5 to 10 kt, becoming SW in the afternoon. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 10 seconds and S 2 ft at 5 seconds.

WED NIGHT
S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 9 seconds.

THU
SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas around 3 ft.

THU NIGHT
S winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. A chance of showers after midnight.

FRI
S winds 10 to 15 kt. Seas 3 to 4 ft. A chance of showers.

FRI NIGHT
S winds around 10 kt, becoming W after midnight. Seas 3 to 4 ft.