New England Continental Shelf

FZNT21 KWBC 092021
OFFNT1

Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
421 PM EDT Wed Jul 9 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.

ANZ898-100900-
421 PM EDT Wed Jul 9 2025

.SYNOPSIS FOR NEW ENGLAND WATERS...A front will remain nearly 
stationary over the area tonight through early Fri night as weak
lows move along the front. The front should move just S of the 
area late Fri night and Sat as weak high pressure builds over 
the waters. The high remains through Sat night, gradually 
shifting late Sat night and Sun as low pressure develops along 
the front just to the S of the area, and moves NE. The low should
be just S of the waters Sun and Sun night, passing E of the area
Mon. Weak high pressure builds in again for Mon night.

$$

ANZ800-100900-
Gulf of Maine to the Hague Line-
421 PM EDT Wed Jul 9 2025

.TONIGHT...E to NE winds less than 10 kt, becoming variable,
then, becoming E to NE. Seas 3 to 4 ft. Scattered showers and
slight chance of tstms. Areas of fog with vsby 1 nm or less. 
.THU...E winds 5 to 10 kt, increasing to 10 to 15 kt. Seas 3 to
4 ft. Numerous showers and scattered tstms. Areas of fog with 
vsby 1 nm or less. 
.THU NIGHT...E winds 5 to 15 kt, becoming SW. Seas 3 to 4 ft.
Numerous showers and isolated tstms gradually ending. Areas of 
fog with vsby 1 nm or less. 
.FRI...W to SW winds 5 to 15 kt, becoming N to NW. Seas 3 to
4 ft. Areas of fog early with vsby 1 nm or less.
.FRI NIGHT...S to SW winds less than 10 kt, becoming W to SW.
Seas 3 to 4 ft. 
.SAT...Variable winds less than 10 kt, becoming S. Seas 3 to
4 ft. 
.SAT NIGHT...S winds 5 to 10 kt, becoming SE. Seas 3 to 4 ft. 
.SUN...E to SE winds 5 to 15 kt, becoming SE 5 to 10 kt. Seas
3 to 4 ft. 
.SUN NIGHT...E to SE winds less than 10 kt. Seas 3 to 4 ft. 
.MON...E to SE winds less than 10 kt, becoming S to SE. Seas
3 to 4 ft. 
.MON NIGHT...S winds 5 to 15 kt, becoming SW. Seas 3 to 4 ft. 

$$

ANZ805-100900-
Georges Bank between Cape Cod and 68W north of 1000 FM-
421 PM EDT Wed Jul 9 2025

.TONIGHT...W to SW winds 10 to 20 kt, diminishing to 5 to 15 kt.
Seas 3 to 5 ft. Scattered showers and tstms. Areas of fog with 
vsby 1 nm or less. 
.THU...SW winds 5 to 15 kt, becoming S to SW 10 to 20 kt. Seas
3 to 5 ft. Numerous showers and scattered tstms. Areas of fog
with vsby 1 nm or less. 
.THU NIGHT...SW winds 10 to 20 kt. Seas 3 to 6 ft. Numerous
showers and scattered tstms, then scattered showers and tstms.
Areas of fog with vsby 1 nm or less.
.FRI...SW winds 5 to 15 kt, becoming N to NW. Seas 3 to 5 ft.
Scattered showers and isolated tstms. Areas of fog with vsby 1 
nm or less.
.FRI NIGHT...Variable winds less than 10 kt. Seas 3 to 5 ft. 
.SAT...E to NE winds 5 to 15 kt, becoming E to SE. Seas 3 to
4 ft. 
.SAT NIGHT...E winds 5 to 10 kt, becoming 5 to 15 kt. Seas 3 to
4 ft. 
.SUN...E to NE winds 5 to 15 kt. Seas 3 to 4 ft. 
.SUN NIGHT...E winds 5 to 15 kt, becoming E to NE 5 to 10 kt.
Seas 3 to 4 ft. 
.MON...N to NE winds 5 to 10 kt, becoming variable. Seas 3 to
4 ft. 
.MON NIGHT...S to SW winds 5 to 15 kt. Seas 3 to 4 ft. 

$$

ANZ900-100900-
Georges Bank between 68W and the Hague Line-
421 PM EDT Wed Jul 9 2025

.TONIGHT...W to SW winds 10 to 20 kt, diminishing to 5 to 15 kt.
Seas 3 to 6 ft. Scattered showers and tstms. Areas of fog with vsby
1 nm or less.
.THU...W to SW winds 10 to 20 kt. Seas 3 to 5 ft. Numerous
showers and scattered tstms. Areas of fog with vsby 1 nm or 
less.
.THU NIGHT...SW winds 10 to 20 kt. Seas 3 to 6 ft. Numerous
showers and scattered tstms, then scattered showers and tstms. 
Areas of fog with vsby 1 nm or less.
.FRI...W to SW winds 5 to 15 kt. Seas 4 to 6 ft. Scattered
showers and isolated tstms. Areas of fog with vsby 1 nm or less.
.FRI NIGHT...Variable winds less than 10 kt. Seas 4 to 5 ft. 
.SAT...E to NE winds 5 to 15 kt. Seas 3 to 5 ft. 
.SAT NIGHT...E winds 5 to 10 kt, becoming 5 to 15 kt. Seas 3 to
4 ft. 
.SUN...E winds 10 to 15 kt, becoming 10 to 20 kt. Seas 3 to
4 ft. 
.SUN NIGHT...E winds 10 to 20 kt, becoming E to NE 5 to 15 kt.
Seas 3 to 5 ft. 
.MON...NE winds 5 to 15 kt, becoming variable. Seas 3 to 4 ft. 
.MON NIGHT...Variable winds 5 to 15 kt, becoming SW 5 to 10 kt.
Seas 3 to 4 ft. 

$$

ANZ810-100900-
South of New England between the Great South Channel and Montauk
Point to 1000 FM-
421 PM EDT Wed Jul 9 2025

.TONIGHT...SW winds 10 to 20 kt. Seas 4 to 5 ft. Scattered 
showers and tstms. Showers becoming numerous late. Areas of fog 
with vsby 1 nm or less.
.THU...SW winds 10 to 20 kt. Seas 4 to 6 ft. Scattered showers
and tstms. Areas of fog with vsby 1 nm or less. 
.THU NIGHT...SW winds 10 to 20 kt, becoming S to SW 5 to 15 kt.
Seas 4 to 6 ft. Scattered showers and tstms. Areas of fog with 
vsby 1 nm or less. 
.FRI...W to SW winds less than 10 kt, becoming variable. Seas
4 to 5 ft. Scattered showers and isolated tstms. Areas of fog
with vsby 1 nm or less. 
.FRI NIGHT...E winds less than 10 kt, becoming variable. Seas
3 to 5 ft. 
.SAT...E to NE winds 5 to 15 kt. Seas 3 to 4 ft. 
.SAT NIGHT...E to NE winds 5 to 15 kt. Seas 3 to 4 ft. 
.SUN...E to NE winds 10 to 15 kt. Seas 3 to 4 ft. 
.SUN NIGHT...N to NE winds less than 10 kt. Seas 3 to 4 ft. 
.MON...Variable winds less than 10 kt, becoming S to SW. Seas
3 to 4 ft. 
.MON NIGHT...S winds 5 to 10 kt, becoming W to SW 5 to 15 kt.
Seas 3 to 4 ft. 

$$

ANZ815-100900-
South of Long Island between Montauk Point and Sandy Hook to
1000 FM-
421 PM EDT Wed Jul 9 2025

.TONIGHT...SW winds 10 to 15 kt, becoming 10 to 20 kt. Seas 3 to
5 ft. Scattered showers and tstms, then numerous showers and 
scattered tstms. Areas of fog with vsby 1 nm or less.
.THU...SW winds 10 to 20 kt. Seas 3 to 5 ft. Scattered showers
and tstms. Areas of fog with vsby 1 nm or less. 
.THU NIGHT...SW winds 5 to 15 kt. Seas 3 to 5 ft. Scattered
showers and tstms, and areas of fog with vsby 1 nm or less. 
.FRI...Variable winds less than 10 kt. Seas 3 to 5 ft. Scattered
showers and isolated tstms. Areas of fog with vsby 1 nm or less.
.FRI NIGHT...Variable winds less than 5 kt, becoming NE. Seas
3 to 4 ft. 
.SAT...NE winds 5 to 15 kt, becoming E. Seas 3 to 4 ft. 
.SAT NIGHT...E winds 5 to 10 kt, becoming NE 5 to 15 kt. Seas
3 to 4 ft. 
.SUN...E to NE winds 5 to 15 kt. Seas 3 to 4 ft. 
.SUN NIGHT...E winds 5 to 10 kt, becoming variable. Seas 3 to
4 ft. 
.MON...Variable winds less than 10 kt, becoming S. Seas 3 to
4 ft. 
.MON NIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft. 

$$

.Forecaster Figurskey. Ocean Prediction Center.