Offshore Waters Forecast (New England)

FZNT21 KWBC 240227
OFFNT1

Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
1027 PM EDT Sat Aug 23 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.

ANZ898-250215-
1027 PM EDT Sat Aug 23 2025

.SYNOPSIS FOR NEW ENGLAND WATERS...High pressure will shift E of
the waters tonight into Sun. Low pressure will develop S of the
area tonight into Sun, then track NE across the waters Sun night
and Mon. A cold front will slowly approach the coast Sun and Sun
night, then move E across the area Mon and Mon night. A series of
weak low pressure troughs will move across the waters Tue through
Thu. Another cold front will approach the coast later Thu and Thu
night. 

$$

ANZ800-250215-
Gulf of Maine to the Hague Line-
1027 PM EDT Sat Aug 23 2025

.TONIGHT...S to SW winds 10 to 20 kt. Seas 4 to 8 ft. 
.SUN...S winds 10 to 20 kt. Seas 4 to 6 ft. 
.SUN NIGHT...S winds 10 to 20 kt, becoming 10 to 15 kt. Seas
3 to 5 ft. Chance of showers with vsby 1 nm or less. 
.MON...SE winds increasing to 20 to 30 kt, then becoming SE 10 
to 20 kt. Seas 4 to 7 ft. Showers likely with vsby 1 nm or less.
.MON NIGHT...S to SW winds less than 10 kt, becoming W to SW.
Seas 4 to 7 ft. 
.TUE...W to SW winds 5 to 15 kt. Seas 3 to 5 ft. 
.TUE NIGHT...W to SW winds 10 to 15 kt, becoming NW 5 to 15 kt.
Seas 3 to 5 ft. 
.WED...W winds 5 to 10 kt, becoming W to SW 5 to 15 kt. Seas
3 to 5 ft. 
.WED NIGHT...SW winds 10 to 15 kt, becoming W to NW 5 to 15 kt.
Seas 3 to 4 ft. 
.THU...W winds 5 to 10 kt, becoming SW 5 to 15 kt. Seas 3 to
4 ft. 
.THU NIGHT...S to SW winds 10 to 15 kt. Seas 3 to 4 ft. 

$$

ANZ805-250215-
Georges Bank between Cape Cod and 68W north of 1000 FM-
1027 PM EDT Sat Aug 23 2025

.TONIGHT...S winds 5 to 15 kt. Seas 6 to 10 ft. 
.SUN...S to SE winds 10 to 15 kt. Seas subsiding to 4 to 6 ft. 
.SUN NIGHT...S winds 10 to 15 kt, becoming S to SE 15 to 25 kt.
Seas 4 to 7 ft. Showers likely. 
.MON...S winds 15 to 25 kt, becoming W to NW 5 to 15 kt. Seas
5 to 9 ft. Showers likely with vsby 1 nm or less. 
.MON NIGHT...W to SW winds 5 to 15 kt. Seas 5 to 7 ft. 
.TUE...W winds 5 to 15 kt. Seas 4 to 5 ft. 
.TUE NIGHT...W winds 5 to 15 kt. Seas 4 to 5 ft. 
.WED...W to NW winds less than 10 kt. Seas 3 to 5 ft. 
.WED NIGHT...W to SW winds 5 to 15 kt. Seas 3 to 4 ft. 
.THU...W winds 5 to 10 kt, becoming W to SW 5 to 15 kt. Seas
3 to 4 ft. 
.THU NIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft. 

$$

ANZ900-250215-
Georges Bank between 68W and the Hague Line-
1027 PM EDT Sat Aug 23 2025

.TONIGHT...S winds 5 to 15 kt. Seas 6 to 10 ft. 
.SUN...S winds 10 to 15 kt. Seas subsiding to 4 to 7 ft. 
.SUN NIGHT...S to SE winds 10 to 15 kt, becoming SE 10 to 20 kt.
Seas 4 to 6 ft. 
.MON...S to SE winds increasing to 20 to 30 kt, then becoming S 
to SW 15 to 25 kt. Seas 5 to 9 ft. Showers likely with vsby 1 nm 
or less.
.MON NIGHT...W winds 5 to 10 kt, becoming SW. Seas 5 to 8 ft. 
.TUE...W winds 10 to 15 kt, diminishing to 5 to 10 kt. Seas 4 to
5 ft. 
.TUE NIGHT...W winds 10 to 15 kt. Seas 4 to 5 ft. 
.WED...W winds less than 10 kt. Seas 4 to 5 ft. 
.WED NIGHT...W to SW winds 5 to 15 kt. Seas 3 to 4 ft. 
.THU...W winds 5 to 10 kt. Seas 3 to 4 ft. 
.THU NIGHT...SW winds 5 to 10 kt, increasing to 10 to 15 kt.
Seas 3 to 4 ft. 

$$

ANZ810-250215-
South of New England between the Great South Channel and Montauk
Point to 1000 FM-
1027 PM EDT Sat Aug 23 2025

.TONIGHT...S to SE winds 10 to 15 kt. Seas 6 to 10 ft. 
.SUN...S to SE winds 10 to 15 kt. Seas subsiding to 4 to 6 ft. 
.SUN NIGHT...S winds 10 to 15 kt, becoming S to SE 15 to 25 kt.
Seas 4 to 8 ft. Showers likely. 
.MON...S to SW winds 15 to 25 kt, becoming W to NW 10 to 15 kt.
Seas 4 to 8 ft. Chance of showers. 
.MON NIGHT...W to SW winds 5 to 15 kt. Seas 4 to 6 ft. 
.TUE...W to NW winds 10 to 15 kt. Seas 3 to 5 ft. 
.TUE NIGHT...W winds 10 to 15 kt, diminishing to less than
10 kt. Seas 3 to 5 ft. 
.WED...N to NW winds less than 10 kt, becoming W to NW. Seas
3 to 4 ft. 
.WED NIGHT...W winds 5 to 15 kt, becoming W to NW 5 to 10 kt.
Seas 3 to 4 ft. 
.THU...W to NW winds 5 to 10 kt, becoming W to SW 5 to 15 kt.
Seas 3 to 4 ft. 
.THU NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft. 

$$

ANZ815-250215-
South of Long Island between Montauk Point and Sandy Hook to
1000 FM-
1027 PM EDT Sat Aug 23 2025

.TONIGHT...S winds 10 to 15 kt. Seas 4 to 8 ft. 
.SUN...S winds 5 to 10 kt, becoming S to SE 10 to 15 kt. Seas
4 to 6 ft. 
.SUN NIGHT...S winds 5 to 15 kt, becoming N to NE. Seas 3 to
5 ft. Scattered showers. Scattered tstms. 
.MON...N to NW winds less than 10 kt, becoming W to SW. Seas
3 to 6 ft. Chance of showers. 
.MON NIGHT...W to SW winds 10 to 15 kt, becoming NW. Seas 3 to
5 ft. 
.TUE...NW winds 5 to 10 kt, becoming S to SW 5 to 15 kt. Seas
3 to 4 ft. 
.TUE NIGHT...W to SW winds 5 to 15 kt, becoming W to NW. Seas
3 to 4 ft. 
.WED...N winds 5 to 10 kt, becoming variable. Seas 3 to 4 ft. 
.WED NIGHT...W to SW winds 5 to 15 kt, becoming N to NW 5 to
10 kt. Seas 3 to 4 ft. 
.THU...W to NW winds less than 10 kt, becoming S to SW. Seas
3 to 4 ft. 
.THU NIGHT...SW winds 10 to 15 kt, diminishing to 5 to 10 kt.
Seas 3 to 4 ft. 

$$

.Forecaster Mills. Ocean Prediction Center.