New England Continental Shelf

FZNT21 KWBC 220257
OFFNT1

Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
957 PM EST Tue Jan 21 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.

ANZ898-221600-
957 PM EST Tue Jan 21 2025

.SYNOPSIS FOR NEW ENGLAND WATERS...A weakening high pressure
ridge across the waters will shift inland tonight. Intensifying 
low pressure will track NE to the S of the region tonight, and 
then rapidly move well E and NE of the area Wed and Wed night. 
High pressure will slowly build E over the region late Wed and 
Wed night, and then weaken while shifting E of the area Thu into 
Thu night. Another low will develop S of the waters Thu while 
tracking NE towards Georges Bank, then pass SE and E of the 
waters Thu night and Fri. Another ridge will build E over the 
region Fri night and Sat, then shift E of the area Sat night. 
Another low will develop off the SE coast Fri, and then continue 
strengthening Fri night through Sat night while passing well E of
the waters. Yet another ridge will build E across the area Sat, 
then shift E of the region Sat night. A cold front will approach 
the waters from the NW Sun and Sun night.

$$

ANZ800-221600-
Gulf of Maine to the Hague Line-
957 PM EST Tue Jan 21 2025

.TONIGHT...W winds 10 to 15 kt, becoming NW. Seas 3 to 6 ft.
Light freezing spray and chance of snow with vsby 1 nm or less. 
.WED...N winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 3 to
6 ft. Chance of snow early. Light freezing spray. 
.WED NIGHT...N to NW winds 5 to 15 kt, becoming S to SW. Seas
3 to 5 ft. Light freezing spray. 
.THU...S to SW winds 15 to 25 kt. Seas 4 to 7 ft. Light freezing
spray early. Isolated snow showers. 
.THU NIGHT...W to SW winds 15 to 25 kt. Seas 4 to 8 ft. 
.FRI...W to NW winds 10 to 20 kt. Seas 3 to 6 ft. 
.FRI NIGHT...NW winds 10 to 15 kt, becoming N 5 to 15 kt. Seas
3 to 5 ft. 
.SAT...N winds 5 to 15 kt, becoming W 10 to 15 kt. Seas 3 to
4 ft. 
.SAT NIGHT...W winds 15 to 25 kt. Seas 4 to 7 ft. 
.SUN...W winds 20 to 30 kt. Seas 6 to 10 ft. 
.SUN NIGHT...W winds 20 to 25 kt. Seas 5 to 9 ft. 

$$

ANZ805-221600-
Georges Bank between Cape Cod and 68W north of 1000 FM-
957 PM EST Tue Jan 21 2025

.TONIGHT...NW winds 5 to 15 kt, becoming N to NW 10 to 20 kt.
Seas 3 to 5 ft. Snow and light freezing spray with vsby 1 nm or
less. 
.WED...N winds 15 to 25 kt. Seas 4 to 6 ft. Light freezing spray
and chance of snow. Scattered snow showers. 
.WED NIGHT...N to NE winds less than 10 kt, becoming S to SW.
Seas 3 to 5 ft. Light freezing spray. 
.THU...S to SW winds 10 to 20 kt. Seas 3 to 6 ft. 
.THU NIGHT...W to SW winds 10 to 20 kt, becoming W to NW. Seas
4 to 7 ft. 
.FRI...W winds 15 to 20 kt, becoming NW 10 to 20 kt. Seas 3 to
6 ft. 
.FRI NIGHT...NW winds 5 to 15 kt, becoming N to NW 5 to 10 kt.
Seas 3 to 5 ft. 
.SAT...NW winds 10 to 15 kt, becoming W. Seas 3 to 4 ft. 
.SAT NIGHT...W winds 15 to 25 kt. Seas 4 to 8 ft. 
.SUN...W winds 20 to 30 kt. Seas 5 to 9 ft. 
.SUN NIGHT...W winds 15 to 25 kt. Seas 5 to 8 ft. 

$$

ANZ900-221600-
Georges Bank between 68W and the Hague Line-
957 PM EST Tue Jan 21 2025

.TONIGHT...W to NW winds 5 to 15 kt, becoming N to NW 10 to
20 kt. Seas 4 to 6 ft. Snow and light freezing spray with vsby
1 nm or less. 
.WED...N winds 15 to 25 kt. Seas 5 to 7 ft. Light freezing spray
and scattered snow showers. 
.WED NIGHT...N to NE winds 5 to 15 kt, becoming variable. Seas
4 to 7 ft. Light freezing spray. 
.THU...S to SE winds 10 to 20 kt, becoming S to SW 15 to 25 kt.
Seas 3 to 6 ft. 
.THU NIGHT...W to SW winds 15 to 25 kt, becoming W to NW 10 to
20 kt. Seas 4 to 7 ft. 
.FRI...W to NW winds 15 to 20 kt. Seas 4 to 6 ft. 
.FRI NIGHT...N to NW winds 5 to 15 kt, becoming N 5 to 10 kt.
Seas 3 to 6 ft. 
.SAT...N winds 5 to 10 kt, becoming W 10 to 15 kt. Seas 3 to
4 ft. 
.SAT NIGHT...W winds 15 to 25 kt. Seas 4 to 8 ft. 
.SUN...W winds 20 to 30 kt. Seas 8 to 10 ft. 
.SUN NIGHT...W winds 15 to 25 kt. Seas 8 to 9 ft. 

$$

ANZ810-221600-
South of New England between the Great South Channel and Montauk
Point to 1000 FM-
957 PM EST Tue Jan 21 2025

.TONIGHT...NW winds 10 to 15 kt, becoming N to NW 10 to 20 kt.
Seas 3 to 5 ft. Snow and light freezing spray with vsby 1 nm or
less. 
.WED...N winds 15 to 25 kt. Seas 3 to 6 ft. Light freezing
spray. 
.WED NIGHT...N winds less than 10 kt, becoming variable. Seas
3 to 5 ft. Light freezing spray. 
.THU...S to SW winds 5 to 15 kt. Seas 3 to 5 ft. Slight chance
of snow. 
.THU NIGHT...W winds 5 to 15 kt, becoming NW 10 to 20 kt. Seas
3 to 6 ft. 
.FRI...NW winds 15 to 20 kt, diminishing to 10 to 15 kt. Seas
3 to 6 ft. 
.FRI NIGHT...N to NW winds 5 to 15 kt. Seas 3 to 4 ft. 
.SAT...NW winds 10 to 15 kt, becoming W to NW 15 to 20 kt. Seas
3 to 4 ft. 
.SAT NIGHT...W winds 15 to 20 kt, increasing to 25 to 30 kt.
Seas 4 to 8 ft. 
.SUN...W winds 20 to 30 kt. Seas 6 to 9 ft. 
.SUN NIGHT...W winds 15 to 20 kt. Seas 5 to 8 ft. 

$$

ANZ815-221600-
South of Long Island between Montauk Point and Sandy Hook to
1000 FM-
957 PM EST Tue Jan 21 2025

.TONIGHT...NW winds 10 to 15 kt, increasing to 15 to 25 kt. Seas
3 to 6 ft. Light freezing spray and chance of snow with vsby
1 nm or less. 
.WED...N winds 15 to 25 kt, diminishing to 5 to 15 kt. Seas 4 to
7 ft. Light freezing spray. 
.WED NIGHT...Variable winds less than 10 kt, becoming SW. Seas
3 to 4 ft early, becoming 2 ft or less. Light freezing spray. 
.THU...S winds 5 to 15 kt, becoming W to SW. Seas 3 to 4 ft. 
.THU NIGHT...W to NW winds 5 to 15 kt, becoming NW 15 to 20 kt.
Seas 3 to 5 ft. 
.FRI...NW winds 15 to 20 kt, diminishing to 10 to 15 kt. Seas
3 to 6 ft. 
.FRI NIGHT...N to NW winds 10 to 15 kt. Seas 3 to 4 ft. 
.SAT...NW winds 10 to 15 kt, becoming W. Seas 3 to 4 ft. 
.SAT NIGHT...W winds 15 to 20 kt, increasing to 20 to 30 kt.
Seas 4 to 7 ft. 
.SUN...W winds 15 to 25 kt. Seas 4 to 8 ft. 
.SUN NIGHT...W winds 15 to 20 kt. Seas 4 to 7 ft. 

$$

.Forecaster Kells. Ocean Prediction Center.