New England Continental Shelf

FZNT21 KWBC 302022
OFFNT1

Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
422 PM EDT Mon Jun 30 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.

ANZ898-010815-
422 PM EDT Mon Jun 30 2025

.SYNOPSIS FOR NEW ENGLAND WATERS...As weak high pressure moves 
E, a nearly stationary front over the S waters will move N 
tonight and Tue as a warm front, with the front being N of the 
area by Tue night. A cold front approaches the coast Tue night, 
weakening as it moves into and across the area Wed and Wed 
night. Another cold front approaches the area from the NW Thu 
and moves SE across the waters Thu night and Fri. A surface 
trough lingers over the area behind the front Fri night, then 
high pressure builds in for Sat, continuing Sat night.

$$

ANZ800-010815-
Gulf of Maine to the Hague Line-
422 PM EDT Mon Jun 30 2025

.TONIGHT...S to SW winds 5 to 10 kt, becoming S 10 to 15 kt.
Seas 3 to 4 ft. Isolated showers and tstms. Areas of fog with
vsby 1 nm or less.
.TUE...S winds 10 to 20 kt, becoming SW 20 to 25 kt. Seas 3 to
5 ft. Scattered showers and tstms. Areas of fog with vsby 1 nm 
or less. 
.TUE NIGHT...SW winds 15 to 25 kt. Seas 3 to 6 ft. Isolated
showers and tstms. Areas of fog with vsby 1 nm or less. 
.WED...SW winds 10 to 20 kt. Seas 3 to 6 ft. Scattered showers
and tstms. Areas of fog with vsby 1 nm or less. 
.WED NIGHT...SW winds 10 to 20 kt, diminishing to 5 to 15 kt.
Seas 3 to 5 ft. 
.THU...S to SW winds less than 10 kt. Seas 3 to 5 ft. 
.THU NIGHT...W to SW winds 5 to 15 kt, becoming N. Seas 3 to
5 ft. 
.FRI...N to NW winds less than 10 kt, becoming W 10 to 20 kt.
Seas 3 to 5 ft. 
.FRI NIGHT...W winds 5 to 15 kt. Seas 3 to 5 ft. 
.SAT...W winds 10 to 15 kt, becoming SW. Seas 3 to 4 ft. 
.SAT NIGHT...SW winds 10 to 20 kt. Seas 3 to 4 ft. 

$$

ANZ805-010815-
Georges Bank between Cape Cod and 68W north of 1000 FM-
422 PM EDT Mon Jun 30 2025

.TONIGHT...S winds 5 to 10 kt, becoming S to SW 5 to 15 kt. Seas
3 to 4 ft. Isolated showers and tstms. Areas of fog with vsby 1 
nm or less.
.TUE...SW winds 15 to 25 kt. Seas 3 to 5 ft. Isolated showers
and tstms. Areas of fog with vsby 1 nm or less. 
.TUE NIGHT...SW winds 15 to 25 kt. Seas 4 to 7 ft. Isolated
showers and tstms. Areas of fog with vsby 1 nm or less. 
.WED...SW winds 10 to 20 kt. Seas 4 to 7 ft. Scattered showers
and tstms. Areas of fog with vsby 1 nm or less.
.WED NIGHT...SW winds 10 to 20 kt. Seas 4 to 7 ft. 
.THU...SW winds 5 to 15 kt. Seas 3 to 6 ft. 
.THU NIGHT...W to SW winds 5 to 15 kt. Seas 3 to 6 ft. 
.FRI...W to NW winds 10 to 15 kt, diminishing to 5 to 10 kt.
Seas 3 to 6 ft. 
.FRI NIGHT...W to SW winds 5 to 10 kt, becoming W 5 to 15 kt.
Seas 3 to 5 ft. 
.SAT...W winds less than 10 kt, becoming SW. Seas 3 to 4 ft. 
.SAT NIGHT...SW winds 10 to 20 kt, diminishing to 5 to 15 kt.
Seas 3 to 4 ft. 

$$

ANZ900-010815-
Georges Bank between 68W and the Hague Line-
422 PM EDT Mon Jun 30 2025

.TONIGHT...S to SW winds 5 to 10 kt, becoming SW 10 to 15 kt.
Seas 3 to 4 ft. Isolated showers and tstms. Areas of fog with
vsby 1 nm or less.
.TUE...SW winds 10 to 20 kt. Seas 3 to 5 ft. Isolated showers
and tstms. Areas of fog with vsby 1 nm or less.
.TUE NIGHT...SW winds 20 to 25 kt. Seas 5 to 7 ft. Isolated
showers and tstms. Areas of fog with vsby 1 nm or less. 
.WED...SW winds 15 to 20 kt. Seas 5 to 7 ft. Scattered showers
and tstms. Areas of fog with vsby 1 nm or less. 
.WED NIGHT...SW winds 10 to 20 kt. Seas 5 to 7 ft. 
.THU...SW winds 10 to 20 kt. Seas 4 to 7 ft. 
.THU NIGHT...SW winds 5 to 15 kt, diminishing to less than
10 kt. Seas 4 to 7 ft. 
.FRI...W to SW winds 5 to 15 kt. Seas 4 to 6 ft. 
.FRI NIGHT...W winds 5 to 15 kt. Seas 4 to 6 ft. 
.SAT...W winds 5 to 10 kt, becoming W to SW 5 to 15 kt. Seas
3 to 5 ft. 
.SAT NIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft. 

$$

ANZ810-010815-
South of New England between the Great South Channel and Montauk
Point to 1000 FM-
422 PM EDT Mon Jun 30 2025

.TONIGHT...SW winds 5 to 10 kt, increasing to 10 to 20 kt. Seas
3 to 4 ft. Isolated showers and tstms. Areas of fog with vsby 1 
nm or less.
.TUE...SW winds 15 to 25 kt. Seas 3 to 6 ft. Scattered showers
and isolated tstms, then isolated showers and tstms. Areas of 
fog with vsby 1 nm or less.
.TUE NIGHT...SW winds 15 to 25 kt. Seas 6 to 7 ft. Scattered
showers and tstms. Areas of fog with vsby 1 nm or less. 
.WED...SW winds 15 to 25 kt. Seas 5 to 7 ft. Scattered showers
and tstms. Showers becoming numerous late. Areas of fog with 
vsby 1 nm or less.
.WED NIGHT...SW winds 10 to 20 kt. Seas 4 to 7 ft. 
.THU...W to SW winds 5 to 10 kt, becoming 5 to 15 kt. Seas 4 to
6 ft. 
.THU NIGHT...W winds 10 to 15 kt. Seas 4 to 6 ft. 
.FRI...NW winds 5 to 15 kt, becoming W. Seas 4 to 5 ft. 
.FRI NIGHT...W winds 5 to 15 kt. Seas 3 to 5 ft. 
.SAT...W to SW winds less than 10 kt. Seas 3 to 4 ft. 
.SAT NIGHT...SW winds 5 to 15 kt, becoming 5 to 10 kt. Seas 3 to
4 ft. 

$$

ANZ815-010815-
South of Long Island between Montauk Point and Sandy Hook to
1000 FM-
422 PM EDT Mon Jun 30 2025

.TONIGHT...S to SW winds 5 to 10 kt, becoming SW 15 to 20 kt.
Seas 3 to 4 ft. Areas of fog early. Scattered showers and tstms.
Showers becoming numerous overnight. Areas of fog with vsby 1 nm
or less.
.TUE...SW winds 15 to 25 kt. Seas 4 to 6 ft. Isolated showers
and tstms. Areas of fog with vsby 1 nm or less.
.TUE NIGHT...SW winds 15 to 25 kt. Seas 4 to 7 ft. Scattered
showers and tstms. Areas of fog with vsby 1 nm or less. 
.WED...SW winds 10 to 20 kt. Seas 4 to 7 ft. Scattered showers
and tstms. 
.WED NIGHT...SW winds 5 to 15 kt, becoming W. Seas 3 to 6 ft. 
.THU...W to NW winds less than 10 kt, becoming W. Seas 3 to
5 ft. 
.THU NIGHT...W to SW winds 10 to 15 kt, becoming N to NW. Seas
3 to 5 ft. 
.FRI...W to NW winds 5 to 15 kt. Seas 3 to 5 ft. 
.FRI NIGHT...W to NW winds less than 10 kt. Seas 3 to 4 ft. 
.SAT...Variable winds less than 10 kt, becoming S. Seas 3 to
4 ft. 
.SAT NIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft. 

$$

.Forecaster Figurskey. Ocean Prediction Center.