National Weather Service Marine Forecast FZNT21 KWBC

FZNT21 KWBC 292103
OFFNT1

Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
503 PM EDT Thu Oct 29 2026

New England continental shelf and slope waters from 60 nm offshore to the Hague Line, except to 1000 fm south of New England.

Seas given as significant wave height, which is the average height of the highest 1/3 of the waves. Individual waves may be more than twice the significant wave height.

Locally higher winds and seas can be expected in and near tstms.

ANZ898-300800
503 PM EDT Thu Oct 29 2026

SYNOPSIS FOR NEW ENGLAND WATERS
High pressure over the waters will shift E and SE of the area today and tonight. A cold front will move to the coast late tonight into early Fri and then cross the waters Fri and Fri night. Another high pressure will build SE across the area late Fri night into Mon. The high pressure will begin shifting E and SE of the region later Mon into Mon night as another cold front approaches from the NW and moves SE across the area Tue into Tue night.

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ANZ800-300800
Gulf of Maine to the Hague Line
503 PM EDT Thu Oct 29 2026

TONIGHT
SW winds 15 to 25 kt. Seas 4 to 7 ft.

FRI
W to SW winds 15 to 20 kt. Seas 3 to 5 ft. Scattered showers.

FRI NIGHT
N to NW winds 20 to 25 kt. Seas 5 to 8 ft.

SAT
N winds 15 to 25 kt. Seas 4 to 8 ft.

SAT NIGHT
N to NW winds 10 to 15 kt, diminishing to 5 to 10 kt. Seas 3 to 5 ft.

SUN
W winds 5 to 15 kt. Seas 3 to 4 ft.

SUN NIGHT
W winds 10 to 15 kt. Seas 3 to 4 ft.

MON
SW winds 10 to 15 kt, increasing to 15 to 25 kt. Seas 3 to 5 ft.

MON NIGHT
W winds 10 to 20 kt, becoming N 5 to 10 kt. Seas 3 to 5 ft.

TUE
NE winds 10 to 15 kt. Seas 3 to 4 ft.

TUE NIGHT
NE winds 10 to 15 kt, becoming E. Seas 3 to 4 ft.

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ANZ805-300800
Georges Bank between Cape Cod and 68W north of 1000 FM
503 PM EDT Thu Oct 29 2026

TONIGHT
SW winds 10 to 20 kt. Seas 3 to 5 ft.

FRI
SW winds 15 to 20 kt, becoming W. Seas 3 to 5 ft.

FRI NIGHT
NW winds 20 to 25 kt, becoming N. Seas 5 to 9 ft.

SAT
N winds 15 to 25 kt. Seas 5 to 8 ft.

SAT NIGHT
N winds 5 to 15 kt. Seas 3 to 6 ft.

SUN
W to NW winds 5 to 10 kt, becoming 5 to 15 kt. Seas 3 to 4 ft.

SUN NIGHT
W winds 10 to 15 kt. Seas 3 to 4 ft.

MON
W to SW winds 10 to 15 kt, increasing to 15 to 20 kt. Seas 3 to 5 ft.

MON NIGHT
W winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 3 to 5 ft.

TUE
N to NE winds 5 to 15 kt. Seas 3 to 4 ft.

TUE NIGHT
E winds 15 to 20 kt, diminishing to 10 to 15 kt. Seas 3 to 5 ft.

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ANZ900-300800
Georges Bank between 68W and the Hague Line
503 PM EDT Thu Oct 29 2026

TONIGHT
SW winds 10 to 20 kt. Seas 3 to 5 ft.

FRI
SW winds 10 to 20 kt, becoming W 15 to 20 kt. Seas 3 to 5 ft. Scattered showers.

FRI NIGHT
NW winds 15 to 25 kt. Seas 5 to 9 ft.

SAT
N winds 15 to 25 kt. Seas 5 to 9 ft.

SAT NIGHT
N winds 15 to 20 kt, diminishing to 5 to 15 kt. Seas 4 to 7 ft.

SUN
NW winds 5 to 10 kt, becoming W 10 to 15 kt. Seas 3 to 5 ft.

SUN NIGHT
W winds 10 to 15 kt. Seas 3 to 4 ft.

MON
W to SW winds 15 to 25 kt. Seas 3 to 5 ft.

MON NIGHT
W winds 15 to 20 kt, diminishing to 5 to 15 kt. Seas 3 to 5 ft.

TUE
W to NW winds 5 to 10 kt, becoming NE 5 to 15 kt. Seas 3 to 4 ft.

TUE NIGHT
NE winds 15 to 20 kt, becoming E 10 to 15 kt. Seas 3 to 5 ft.

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ANZ810-300800
South of New England between the Great South Channel and Montauk Point to 1000 FM
503 PM EDT Thu Oct 29 2026

TONIGHT
SW winds 5 to 10 kt, increasing to 10 to 15 kt, then, becoming W. Seas 3 to 4 ft.

FRI
W winds 10 to 15 kt, increasing to 15 to 20 kt. Seas 3 to 5 ft.

FRI NIGHT
N to NW winds 20 to 25 kt. Seas 5 to 8 ft.

SAT
N winds 10 to 20 kt. Seas 4 to 8 ft.

SAT NIGHT
N winds 5 to 15 kt, becoming 5 to 10 kt. Seas 3 to 6 ft.

SUN
N to NW winds 5 to 10 kt. Seas 3 to 4 ft.

SUN NIGHT
NW winds 5 to 10 kt. Seas 3 to 4 ft.

MON
W winds 5 to 10 kt, increasing to 10 to 15 kt. Seas 3 to 4 ft.

MON NIGHT
W winds 10 to 15 kt. Seas 3 to 4 ft.

TUE
NW winds 5 to 10 kt, becoming N. Seas 3 to 4 ft.

TUE NIGHT
E winds 10 to 15 kt. Seas 3 to 4 ft.

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ANZ815-300800
South of Long Island between Montauk Point and Sandy Hook to 1000 FM
503 PM EDT Thu Oct 29 2026

TONIGHT
SW winds 5 to 10 kt, increasing to 10 to 15 kt, then, becoming W. Seas 3 to 4 ft.

FRI
W winds 10 to 15 kt, becoming W to NW 15 to 20 kt. Seas 4 to 5 ft.

FRI NIGHT
N winds 15 to 25 kt. Seas 5 to 7 ft.

SAT
N winds 15 to 20 kt, diminishing to 10 to 15 kt. Seas 3 to 6 ft.

SAT NIGHT
N winds 5 to 10 kt. Seas 3 to 4 ft.

SUN
N winds 5 to 10 kt, becoming NW. Seas 3 to 4 ft.

SUN NIGHT
NW winds 5 to 10 kt. Seas 3 to 4 ft.

MON
W to SW winds 5 to 10 kt, becoming W 10 to 15 kt. Seas 3 to 4 ft.

MON NIGHT
W winds 10 to 15 kt, diminishing to 5 to 10 kt. Seas 3 to 4 ft.

TUE
NW winds less than 5 kt, becoming N. Seas 3 to 4 ft.

TUE NIGHT
E winds 10 to 15 kt. Seas 3 to 4 ft.

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.Forecaster Dawson. Ocean Prediction Center.