Offshore Waters Forecast (New England)

FZNT21 KWBC 252025
OFFNT1

Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
425 PM EDT Fri Apr 25 2025

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.

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

ANZ898-260830-
425 PM EDT Fri Apr 25 2025

.SYNOPSIS FOR NEW ENGLAND WATERS... A cold front will approach
the region from the W tonight into Sat as low pressure moves into
New England. The front will move E across the waters later Sat 
and Sat night, as the low tracks over or just N of the Gulf of 
Maine. The low will slowly move E away from the area Sun into 
Mon, as high pressure builds in from the W. The high will persist
in the area into Tue, then move E of the region later Tue and 
Tue night as yet another cold front approaches from the W. The 
front will cross the waters later Tue night into Wed, before 
pushing E of the region Wed night.

$$

ANZ800-260830-
Gulf of Maine to the Hague Line-
425 PM EDT Fri Apr 25 2025

...GALE WARNING...

.TONIGHT...SE winds less than 10 kt, becoming S to SE, then,
becoming S 10 to 20 kt. Seas 3 to 4 ft. 
.SAT...S winds 20 to 30 kt, increasing to 25 to 35 kt. Seas 6 to
10 ft. Rain with vsby 1 nm or less. 
.SAT NIGHT...S to SW winds 20 to 30 kt, becoming W to SW 15 to
25 kt. Seas 6 to 11 ft. Areas of fog with vsby 1 nm or less. 
.SUN...W to SW winds 10 to 20 kt. Seas 5 to 9 ft. 
.SUN NIGHT...NW winds 15 to 25 kt, becoming N. Seas 5 to 9 ft. 
.MON...N to NW winds 10 to 20 kt, becoming W to NW. Seas 5 to
9 ft. 
.MON NIGHT...NW winds 10 to 15 kt, becoming N 5 to 10 kt. Seas
3 to 6 ft. 
.TUE...S winds less than 10 kt, increasing to 10 to 20 kt. Seas
3 to 4 ft. 
.TUE NIGHT...SW winds 15 to 25 kt. Seas 4 to 7 ft. 
.WED...W to SW winds 15 to 25 kt. Seas 6 to 10 ft. 
.WED NIGHT...NW winds 15 to 25 kt. Seas 5 to 9 ft. 

$$

ANZ805-260830-
Georges Bank between Cape Cod and 68W north of 1000 FM-
425 PM EDT Fri Apr 25 2025

.TONIGHT...S to SW winds 5 to 15 kt, becoming S 10 to 20 kt.
Seas 3 to 4 ft. 
.SAT...S winds 20 to 30 kt. Seas 6 to 10 ft. 
.SAT NIGHT...S winds 20 to 30 kt, becoming W to SW 15 to 25 kt.
Seas 6 to 10 ft. Rain and areas of fog with vsby 1 nm or less. 
.SUN...W winds 15 to 25 kt. Seas 6 to 10 ft. 
.SUN NIGHT...W to NW winds 15 to 25 kt. Seas 7 to 10 ft. 
.MON...NW winds 15 to 25 kt. Seas 5 to 9 ft. 
.MON NIGHT...W to NW winds 5 to 15 kt. Seas 3 to 6 ft. 
.TUE...W to SW winds 5 to 10 kt, becoming SW 10 to 20 kt. Seas
3 to 5 ft. 
.TUE NIGHT...SW winds 15 to 25 kt. Seas 4 to 7 ft. 
.WED...SW winds 15 to 25 kt. Seas 6 to 10 ft. 
.WED NIGHT...NW winds 15 to 25 kt, diminishing to 10 to 15 kt.
Seas 5 to 9 ft. 

$$

ANZ900-260830-
Georges Bank between 68W and the Hague Line-
425 PM EDT Fri Apr 25 2025

.TONIGHT...W to SW winds 5 to 15 kt, becoming S to SW. Seas 3 to
4 ft. 
.SAT...S winds 20 to 30 kt. Seas 3 to 5 ft, building to 6 to
10 ft. Areas of fog with vsby 1 nm or less. 
.SAT NIGHT...S to SW winds 20 to 30 kt. Seas 8 to 11 ft. Rain
with vsby 1 nm or less. 
.SUN...W to SW winds 15 to 25 kt. Seas 8 to 11 ft. Areas of fog.
Rain. Vsby 1 NM or less. 
.SUN NIGHT...W to NW winds 15 to 25 kt. Seas 8 to 10 ft. 
.MON...NW winds 15 to 25 kt. Seas 6 to 10 ft. 
.MON NIGHT...W to NW winds 5 to 15 kt. Seas 4 to 8 ft. 
.TUE...W to NW winds less than 10 kt, becoming SW. Seas 3 to
5 ft. 
.TUE NIGHT...SW winds 15 to 25 kt. Seas 4 to 7 ft. 
.WED...SW winds 20 to 25 kt. Seas 7 to 11 ft. 
.WED NIGHT...W to NW winds 10 to 20 kt, becoming NW 10 to 15 kt.
Seas 6 to 10 ft. 

$$

ANZ810-260830-
South of New England between the Great South Channel and Montauk
Point to 1000 FM-
425 PM EDT Fri Apr 25 2025

.TONIGHT...S to SW winds 10 to 15 kt, becoming S 15 to 20 kt.
Seas 3 to 5 ft. 
.SAT...S winds 20 to 30 kt. Seas 5 to 9 ft. Chance of rain with
vsby 1 nm or less. 
.SAT NIGHT...W to SW winds 15 to 25 kt. Seas 7 to 10 ft.
Scattered showers, tstms and areas of fog. Rain. Vsby 1 NM or
less. 
.SUN...W winds 20 to 25 kt. Seas 7 to 9 ft. 
.SUN NIGHT...NW winds 15 to 25 kt. Seas 5 to 9 ft. 
.MON...NW winds 10 to 20 kt, becoming W to NW 5 to 15 kt. Seas
4 to 8 ft. 
.MON NIGHT...W winds 10 to 15 kt. Seas 3 to 6 ft. 
.TUE...W winds 10 to 15 kt, becoming SW 10 to 20 kt. Seas 3 to
5 ft. 
.TUE NIGHT...SW winds 15 to 25 kt. Seas 4 to 7 ft. 
.WED...SW winds 15 to 25 kt. Seas 7 to 10 ft. 
.WED NIGHT...W to NW winds 5 to 15 kt. Seas 4 to 8 ft. 

$$

ANZ815-260830-
South of Long Island between Montauk Point and Sandy Hook to
1000 FM-
425 PM EDT Fri Apr 25 2025

.TONIGHT...S winds 10 to 15 kt, increasing to 15 to 20 kt. Seas
3 to 6 ft. Areas of fog with vsby 1 nm or less. 
.SAT...S to SW winds 20 to 30 kt. Seas 5 to 9 ft. Chance of rain
and areas of fog with vsby 1 nm or less. 
.SAT NIGHT...SW winds 15 to 25 kt, becoming NW 15 to 20 kt. Seas
5 to 9 ft. Areas of fog. Scattered showers. Vsby 1 NM or less. 
.SUN...W to NW winds 15 to 25 kt. Seas 5 to 9 ft. 
.SUN NIGHT...NW winds 15 to 25 kt. Seas 4 to 8 ft. 
.MON...NW winds 10 to 20 kt, becoming W 5 to 10 kt. Seas 3 to
6 ft. 
.MON NIGHT...W to SW winds 10 to 15 kt. Seas 3 to 4 ft. 
.TUE...SW winds 5 to 15 kt, increasing to 10 to 20 kt. Seas 3 to
5 ft. 
.TUE NIGHT...SW winds 15 to 25 kt. Seas 5 to 7 ft. 
.WED...W to SW winds 15 to 25 kt. Seas 5 to 9 ft. 
.WED NIGHT...NW winds 5 to 10 kt, becoming N. Seas 3 to 6 ft. 

$$

.Forecaster Holley. Ocean Prediction Center.