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National Weather Service Marine Forecast FZNT21 KWBC

FZNT21 KWBC 271437
OFFNT1

Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
937 AM EST Fri Jan 27 2023

New England continental shelf and slope waters from 25 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.

ANZ898-280215-
937 AM EST Fri Jan 27 2023

SYNOPSIS FOR NEW ENGLAND WATERS
A trough will move E over the
waters early today. A cold front will move into the northern
waters early today, then weaken ahead of a weak warm front that
will move into the waters tonight and Sat. An area of high
pressure builds over the area as another cold front approaches
the area from the NW late Sat, moving into the waters Sat night
and Sun. The cold front moves S of the area Mon as high pressure
builds in from the N and NW. Low pressure will move offshore from
the Mid- Atlantic coast Mon and Mon night, then track NE while
passing S of the region along the cold front S of the area Tue
and Tue night. 



ANZ800-280215-
Gulf of Maine to the Hague Line-
937 AM EST Fri Jan 27 2023

TODAY
W winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas
7 to 12 ft.

TONIGHT
S to SW winds less than 10 kt, increasing to 10 to
20 kt. Seas 4 to 7 ft.

SAT
W to SW winds 15 to 25 kt. Seas 4 to 8 ft.

SAT NIGHT
W winds 15 to 25 kt. Seas 4 to 8 ft.

SUN
W to SW winds less than 10 kt, becoming S 10 to 20 kt.
Seas 3 to 6 ft.

SUN NIGHT
SW winds 20 to 25 kt, becoming W 15 to 20 kt. Seas
4 to 7 ft.

MON
N to NW winds 5 to 15 kt, becoming E to NE. Seas 4 to
6 ft.

MON NIGHT
E winds 5 to 10 kt, becoming NW. Seas 3 to 5 ft.

TUE
N winds 10 to 20 kt, becoming NW. Seas 4 to 6 ft.

TUE NIGHT
NW winds 5 to 15 kt, becoming N 10 to 15 kt. Seas
4 to 6 ft.



ANZ805-280215-
Georges Bank between Cape Cod and 68W north of 1000 FM-
937 AM EST Fri Jan 27 2023

TODAY
W winds 15 to 20 kt, diminishing to 5 to 15 kt. Seas
7 to 12 ft.

TONIGHT
W to SW winds less than 10 kt, becoming SW 10 to
20 kt. Seas 4 to 7 ft.

SAT
W to SW winds 15 to 25 kt. Seas 4 to 7 ft.

SAT NIGHT
W winds 10 to 20 kt. Seas 4 to 7 ft.

SUN
W to SW winds less than 10 kt, becoming S 10 to 20 kt.
Seas 3 to 5 ft.

SUN NIGHT
S to SW winds 15 to 20 kt, becoming W 10 to 20 kt.
Seas 4 to 7 ft.

MON
Variable winds less than 10 kt. Seas 4 to 6 ft.

MON NIGHT
E winds 5 to 10 kt, becoming N to NW 5 to 15 kt.
Seas 4 to 6 ft.

TUE
NW winds 10 to 20 kt. Seas 5 to 8 ft.

TUE NIGHT
NW winds 10 to 15 kt. Seas 5 to 7 ft.



ANZ900-280215-
Georges Bank between 68W and the Hague Line-
937 AM EST Fri Jan 27 2023

TODAY
W winds 10 to 20 kt. Seas 8 to 14 ft.

TONIGHT
W winds less than 10 kt, becoming SW. Seas 5 to 9 ft.

SAT
W to SW winds 15 to 25 kt. Seas 5 to 7 ft.

SAT NIGHT
W winds 10 to 20 kt. Seas 5 to 7 ft.

SUN
W to SW winds 5 to 10 kt, becoming S 5 to 15 kt. Seas
4 to 6 ft.

SUN NIGHT
S winds 10 to 20 kt, becoming W to SW. Seas 5 to
7 ft.

MON
W to SW winds less than 10 kt, becoming variable. Seas
5 to 6 ft.

MON NIGHT
E winds 5 to 10 kt, becoming N to NE. Seas 5 to
6 ft.

TUE
NW winds 10 to 20 kt. Seas 5 to 8 ft.

TUE NIGHT
NW winds 5 to 15 kt. Seas 6 to 7 ft.



ANZ810-280215-
South of New England between the Great South Channel and Montauk
Point to 1000 FM-
937 AM EST Fri Jan 27 2023

TODAY
W winds 15 to 20 kt, diminishing to 5 to 15 kt. Seas
6 to 11 ft.

TONIGHT
W winds 5 to 15 kt, becoming W to SW 10 to 20 kt.
Seas 4 to 7 ft.

SAT
W to SW winds 15 to 20 kt. Seas 5 to 7 ft.

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

SUN
S to SW winds less than 10 kt, becoming S 10 to 20 kt.
Seas 3 to 5 ft.

SUN NIGHT
SW winds 15 to 20 kt, becoming W 10 to 15 kt. Seas
5 to 7 ft.

MON
Variable winds less than 10 kt, becoming E. Seas 4 to
6 ft.

MON NIGHT
E to NE winds less than 10 kt, becoming NW 10 to
20 kt. Seas 3 to 6 ft.

TUE
NW winds 15 to 20 kt, diminishing to 10 to 15 kt. Seas
4 to 7 ft.

TUE NIGHT
NW winds 10 to 15 kt. Seas 4 to 6 ft.



ANZ815-280215-
South of Long Island between Montauk Point and Sandy Hook to
1000 FM-
937 AM EST Fri Jan 27 2023

TODAY
W winds 10 to 20 kt. Seas 5 to 9 ft.

TONIGHT
W to SW winds 10 to 20 kt. Seas 3 to 6 ft.

SAT
W to SW winds 15 to 25 kt. Seas 4 to 7 ft.

SAT NIGHT
W winds 10 to 20 kt, diminishing to 5 to 15 kt.
Seas 3 to 6 ft.

SUN
S to SW winds 5 to 15 kt, increasing to 15 to 20 kt. Seas
3 to 5 ft.

SUN NIGHT
W to SW winds 10 to 20 kt. Seas 3 to 6 ft.

MON
Variable winds less than 10 kt. Seas 3 to 5 ft.

MON NIGHT
N winds 5 to 15 kt, becoming NW 10 to 20 kt. Seas
3 to 6 ft.

TUE
NW winds 15 to 20 kt, diminishing to 10 to 15 kt. Seas
3 to 6 ft.

TUE NIGHT
NW winds 10 to 15 kt. Seas 3 to 6 ft.



.Forecaster Kosier. Ocean Prediction Center.