Offshore Waters Forecast (New England)

FZNT21 KWBC 191508
OFFNT1

Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
1108 AM EDT Sat Sep 19 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.

ANZ898-200315-
1108 AM EDT Sat Sep 19 2026

.SYNOPSIS FOR NEW ENGLAND WATERS...High pressure will build SE
across the region today, then shift E of the waters tonight. A
warm front will lift N into the area Sun and Sun night, before
low pressure moves E across the S waters late Sun night and Mon
while pulling a cold front over the area. The cold front will
stall S of the area Mon night through Tue night as low pressure
develops along the boundary, then lifts slowly N towards the
waters Wed and Wed night. Strong high pressure will build N of
the region Tue and Tue night, then continue Wed and Wed night. 

$$

ANZ800-200315-
Gulf of Maine to the Hague Line-
1108 AM EDT Sat Sep 19 2026

.TODAY...N winds 15 to 20 kt, diminishing to 5 to 15 kt. Seas
3 to 5 ft. 
.TONIGHT...E to SE winds less than 10 kt. Seas 3 to 4 ft. 
.SUN...S to SE winds 5 to 15 kt. Seas 3 to 4 ft. 
.SUN NIGHT...E to SE winds 5 to 10 kt, becoming NE 10 to 20 kt.
Seas 3 to 4 ft. Showers.
.MON...N to NE winds 10 to 20 kt. Seas 3 to 4 ft. 
.MON NIGHT...NE winds 10 to 20 kt. Seas 3 to 6 ft. 
.TUE...NE winds 15 to 20 kt. Seas 3 to 6 ft. 
.TUE NIGHT...NE winds 15 to 20 kt, becoming E 15 to 25 kt. Seas
3 to 6 ft. 
.WED...E winds 15 to 25 kt. Seas 4 to 8 ft. 
.WED NIGHT...E winds 15 to 25 kt. Seas 6 to 10 ft. 

$$

ANZ805-200315-
Georges Bank between Cape Cod and 68W north of 1000 FM-
1108 AM EDT Sat Sep 19 2026

...GALE FORCE WINDS POSSIBLE WED...

.TODAY...NE winds 10 to 20 kt. Seas 4 to 6 ft. 
.TONIGHT...E to NE winds 5 to 15 kt. Seas 3 to 5 ft. 
.SUN...SE winds 5 to 10 kt, becoming 5 to 15 kt. Seas 3 to 4 ft.
.SUN NIGHT...E to SE winds 5 to 10 kt, increasing to 10 to
15 kt. Seas 3 to 4 ft. Showers.
.MON...NE winds 10 to 20 kt. Seas 3 to 5 ft. 
.MON NIGHT...NE winds 15 to 25 kt. Seas 4 to 7 ft. 
.TUE...NE winds 20 to 30 kt. Seas 5 to 8 ft. 
.TUE NIGHT...E to NE winds 20 to 30 kt. Seas 6 to 11 ft. 
.WED...E winds 30 to 40 kt. Seas 8 to 14 ft. 
.WED NIGHT...E winds 30 to 40 kt. Seas 10 to 17 ft. 

$$

ANZ900-200315-
Georges Bank between 68W and the Hague Line-
1108 AM EDT Sat Sep 19 2026

...GALE FORCE WINDS POSSIBLE WED...

.TODAY...N winds 15 to 20 kt, becoming N to NE 10 to 15 kt. Seas
4 to 6 ft. 
.TONIGHT...NE winds 5 to 15 kt, becoming E 5 to 10 kt. Seas 3 to
5 ft. 
.SUN...SE winds 5 to 10 kt, becoming S to SE 5 to 15 kt. Seas
3 to 4 ft. 
.SUN NIGHT...S winds 5 to 15 kt, becoming E. Seas 3 to 4 ft.
Showers.
.MON...N to NE winds 10 to 20 kt. Seas 3 to 5 ft. 
.MON NIGHT...NE winds 15 to 20 kt. Seas 4 to 6 ft. 
.TUE...NE winds 15 to 25 kt. Seas 5 to 8 ft. 
.TUE NIGHT...E to NE winds 20 to 30 kt. Seas 6 to 10 ft. 
.WED...E winds 25 to 30 kt, becoming 25 to 35 kt. Seas 7 to
13 ft. 
.WED NIGHT...E winds 30 to 40 kt. Seas 9 to 16 ft. 

$$

ANZ810-200315-
South of New England between the Great South Channel and Montauk
Point to 1000 FM-
1108 AM EDT Sat Sep 19 2026

...GALE FORCE WINDS POSSIBLE TUE...

.TODAY...NE winds 15 to 20 kt. Seas 4 to 6 ft. 
.TONIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.SUN...E to SE winds 5 to 10 kt, becoming S to SE 5 to 15 kt.
Seas 3 to 4 ft. 
.SUN NIGHT...S winds 5 to 10 kt, becoming E 5 to 15 kt. Seas
3 to 4 ft. Showers and slight chance of tstms. 
.MON...N winds 10 to 20 kt, becoming NE 15 to 25 kt. Seas 3 to
6 ft. 
.MON NIGHT...NE winds 20 to 25 kt. Seas 5 to 7 ft. 
.TUE...NE winds 25 to 30 kt, becoming 25 to 35 kt. Seas 7 to
10 ft. 
.TUE NIGHT...E to NE winds 30 to 35 kt. Seas 9 to 12 ft. 
.WED...E winds 30 to 40 kt. Seas 11 to 16 ft. 
.WED NIGHT...E winds 30 to 40 kt. Seas 13 to 17 ft. 

$$

ANZ815-200315-
South of Long Island between Montauk Point and Sandy Hook to
1000 FM-
1108 AM EDT Sat Sep 19 2026

...GALE FORCE WINDS POSSIBLE TUE...

.TODAY...E to NE winds 15 to 20 kt, becoming E 10 to 15 kt. Seas
4 to 6 ft. 
.TONIGHT...E winds 10 to 15 kt, diminishing to 5 to 10 kt. Seas
3 to 5 ft. 
.SUN...E to SE winds 5 to 10 kt, becoming S 10 to 15 kt. Seas
3 to 4 ft. Slight chance of tstms. 
.SUN NIGHT...S winds 5 to 15 kt, becoming W to SW 10 to 15 kt.
Seas 3 to 4 ft. Showers and slight chance of tstms. 
.MON...N winds 15 to 20 kt, becoming NE 15 to 25 kt. Seas 4 to
7 ft. 
.MON NIGHT...NE winds 20 to 25 kt, becoming E. Seas 6 to 8 ft. 
.TUE...E to NE winds 25 to 30 kt, becoming NE 30 to 35 kt. Seas
7 to 11 ft. 
.TUE NIGHT...E winds 30 to 35 kt. Seas 10 to 14 ft. 
.WED...E winds 35 to 40 kt. Seas 12 to 17 ft. 
.WED NIGHT...E to NE winds 30 to 40 kt. Seas 15 to 18 ft. 

$$

.Forecaster Holley. Ocean Prediction Center.