Offshore Waters Forecast (New England)

FZNT21 KWBC 181615 CCA
OFFNT1

Offshore Waters Forecast...Updated Synopsis
NWS Ocean Prediction Center Washington DC
1040 AM EDT Wed Jun 18 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.

ANZ898-190215-
1040 AM EDT Wed Jun 18 2025

.SYNOPSIS FOR NEW ENGLAND WATERS...A warm front will lift NE 
over the waters today into early Thu followed by a cold front 
approaching from the W late Thu. The cold front will move through
the area Thu night through Fri. A secondary cold front or low 
pressure trough will move SE over the waters Fri night as high 
pressure moves E over New England waters. High pressure will 
move E over the waters and pass E of the area Sat and Sat night. 
A low pressure or trough will approach the waters Sat night and 
slowly move over the area into Sun night. 

$$

ANZ800-190215-
Gulf of Maine to the Hague Line-
1040 AM EDT Wed Jun 18 2025

.TODAY...S winds 10 to 15 kt. Seas 3 to 4 ft. Chance of rain.
Areas of fog with vsby 1 NM or less. 
.TONIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft. Areas of fog
with vsby 1 nm or less. 
.THU...S to SW winds 5 to 10 kt, becoming S 10 to 20 kt. Seas
3 to 5 ft. Areas of fog with vsby 1 nm or less. 
.THU NIGHT...SW winds 15 to 25 kt. Seas 4 to 7 ft. Areas of fog
with vsby 1 nm or less. 
.FRI...W to SW winds 15 to 20 kt, becoming W 5 to 15 kt. Seas
4 to 7 ft. 
.FRI NIGHT...W winds 5 to 15 kt, becoming W to NW. Seas 3 to
6 ft. 
.SAT...Variable winds less than 10 kt, becoming S. Seas 3 to
5 ft. 
.SAT NIGHT...S winds 10 to 15 kt, becoming S to SW 15 to 20 kt.
Seas 3 to 4 ft. 
.SUN...SW winds 10 to 20 kt. Seas 3 to 6 ft. 
.SUN NIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft. 

$$

ANZ805-190215-
Georges Bank between Cape Cod and 68W north of 1000 FM-
1040 AM EDT Wed Jun 18 2025

.TODAY...SW winds 5 to 10 kt, becoming S to SW 5 to 15 kt. Seas
3 to 4 ft. Areas of fog with vsby 1 nm or less. 
.TONIGHT...S to SW winds 10 to 15 kt. Seas 3 to 4 ft. Areas of
fog with vsby 1 nm or less. 
.THU...SW winds 10 to 15 kt, increasing to 15 to 20 kt. Seas
3 to 6 ft. Tstms and scattered showers. Areas of fog. Vsby 1 NM
or less. 
.THU NIGHT...SW winds 15 to 25 kt. Seas 5 to 8 ft. Areas of fog
with vsby 1 nm or less. 
.FRI...W to SW winds 10 to 20 kt, becoming W 5 to 15 kt. Seas
4 to 8 ft. 
.FRI NIGHT...W winds 5 to 10 kt. Seas 3 to 6 ft. 
.SAT...W to SW winds less than 10 kt, becoming S to SW. Seas
3 to 5 ft. 
.SAT NIGHT...SW winds 5 to 15 kt, increasing to 10 to 20 kt.
Seas 3 to 4 ft. 
.SUN...SW winds 10 to 20 kt. Seas 3 to 5 ft. 
.SUN NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft. 

$$

ANZ900-190215-
Georges Bank between 68W and the Hague Line-
1040 AM EDT Wed Jun 18 2025

.TODAY...S winds 5 to 10 kt, becoming SW. Seas 4 to 5 ft. Areas
of fog with vsby 1 nm or less. 
.TONIGHT...S to SW winds 5 to 10 kt, becoming S 10 to 15 kt.
Seas 3 to 4 ft. Areas of fog with vsby 1 nm or less. 
.THU...SW winds 10 to 15 kt. Seas 4 to 6 ft. Tstms and scattered
showers. Areas of fog. Vsby 1 NM or less. 
.THU NIGHT...SW winds 15 to 20 kt. Seas 5 to 7 ft. Areas of fog.
Chance of rain. Vsby 1 NM or less. 
.FRI...SW winds 15 to 20 kt, becoming W 10 to 20 kt. Seas 6 to
8 ft. 
.FRI NIGHT...W winds 10 to 15 kt, diminishing to 5 to 10 kt.
Seas 4 to 7 ft. 
.SAT...Variable winds less than 5 kt. Seas 4 to 5 ft. 
.SAT NIGHT...S to SW winds 5 to 10 kt, becoming SW 5 to 15 kt.
Seas 3 to 4 ft. 
.SUN...SW winds 10 to 20 kt. Seas 3 to 5 ft. 
.SUN NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft. 

$$

ANZ810-190215-
South of New England between the Great South Channel and Montauk
Point to 1000 FM-
1040 AM EDT Wed Jun 18 2025

.TODAY...SW winds 5 to 10 kt, becoming S. Seas 3 to 4 ft. Areas
of fog with vsby 1 nm or less. 
.TONIGHT...S winds 10 to 15 kt, becoming SW. Seas 3 to 5 ft.
Areas of fog with vsby 1 nm or less. 
.THU...SW winds 10 to 15 kt, increasing to 15 to 20 kt. Seas
4 to 7 ft. Scattered showers and tstms. Areas of fog with vsby 1
nm or less.
.THU NIGHT...SW winds 15 to 25 kt. Seas 6 to 8 ft. Areas of fog
with vsby 1 nm or less. 
.FRI...W winds 15 to 20 kt, diminishing to 10 to 15 kt. Seas
5 to 8 ft. 
.FRI NIGHT...W winds 5 to 15 kt, becoming 5 to 10 kt. Seas 4 to
6 ft. 
.SAT...W winds 5 to 10 kt, becoming SW. Seas 3 to 4 ft. 
.SAT NIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft. 
.SUN...SW winds 10 to 15 kt. Seas 3 to 4 ft. 
.SUN NIGHT...SW winds 15 to 20 kt, diminishing to 10 to 15 kt.
Seas 3 to 4 ft. 

$$

ANZ815-190215-
South of Long Island between Montauk Point and Sandy Hook to
1000 FM-
1040 AM EDT Wed Jun 18 2025

.TODAY...S winds 5 to 10 kt, becoming S to SW 5 to 15 kt. Seas
3 to 4 ft. Areas of fog with vsby 1 nm or less. 
.TONIGHT...SW winds 10 to 15 kt. Seas 3 to 5 ft. Areas of fog
with vsby 1 nm or less. 
.THU...SW winds 10 to 15 kt, increasing to 15 to 20 kt. Seas
4 to 7 ft. Areas of fog with vsby 1 nm or less. 
.THU NIGHT...W to SW winds 15 to 25 kt. Seas 4 to 8 ft. 
.FRI...W winds 5 to 15 kt. Seas 4 to 7 ft. 
.FRI NIGHT...W to SW winds 10 to 15 kt, becoming W 5 to 10 kt.
Seas 3 to 5 ft. 
.SAT...W winds 5 to 10 kt, becoming SW. Seas 3 to 4 ft. 
.SAT NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft. 
.SUN...SW winds 10 to 15 kt. Seas 3 to 4 ft. 
.SUN NIGHT...SW winds 15 to 20 kt, diminishing to 10 to 15 kt.
Seas 3 to 5 ft. 

$$

.Forecaster Dawson. Ocean Prediction Center.