FZNT21 KWBC 180816
OFFNT1

Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
416 AM EDT Fri Apr 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.

ANZ898-182000-
416 AM EDT Fri Apr 18 2025

.SYNOPSIS FOR NEW ENGLAND WATERS...High pressure will slowly move
E through the Outer Mid-Atlantic Waters today, extending a ridge
N across the waters. The ridge will move SE of the area this
evening ahead of a warm front lifting NE across the region
tonight into Sat. A cold front will approach the New England
coast Sat, move into the Gulf of Maine Sat night, then pass SE of
the waters Sun. High pressure will build into the area Sun night
and Mon before moving E of the region Mon night. An area of low
pressure will develop over the interior Mid-Atlantic Mon night,
then move NE into the Gulf of Maine on Tue, pulling a cold front
across the waters Tue followed by a secondary trough Tue night.

$$

ANZ800-182000-
Gulf of Maine to the Hague Line-
416 AM EDT Fri Apr 18 2025

.TODAY...W to NW winds 5 to 15 kt, becoming W to SW, then,
becoming S to SW 10 to 20 kt. Seas 3 to 4 ft.
.TONIGHT...SW winds 15 to 25 kt. Seas 4 to 7 ft. Chance of
showers late.
.SAT...SW winds 20 to 30 kt. Seas 6 to 11 ft. Chance of showers
early.
.SAT NIGHT...SW winds 15 to 25 kt, becoming W. Seas 6 to 10 ft.
Slight chance of showers.
.SUN...W to NW winds 20 to 30 kt. Seas 5 to 9 ft.
.SUN NIGHT...NW winds 15 to 25 kt. Seas 5 to 8 ft.
.MON...N to NW winds 5 to 15 kt, becoming W to SW. Seas 3 to
6 ft.
.MON NIGHT...SW winds 10 to 15 kt, becoming S 5 to 15 kt. Seas
3 to 4 ft.
.TUE...S winds 10 to 20 kt. Seas 3 to 6 ft.
.TUE NIGHT...SW winds 10 to 20 kt, becoming NW 5 to 15 kt. Seas
3 to 6 ft.

$$

ANZ805-182000-
Georges Bank between Cape Cod and 68W north of 1000 FM-
416 AM EDT Fri Apr 18 2025

.TODAY...NW winds 5 to 10 kt, becoming W to SW, then, becoming
SW 10 to 20 kt. Seas 3 to 4 ft.
.TONIGHT...S to SW winds 15 to 25 kt. Seas 4 to 7 ft.
.SAT...SW winds 25 to 30 kt. Seas 6 to 10 ft.
.SAT NIGHT...SW winds 20 to 30 kt, becoming W 15 to 25 kt. Seas
6 to 10 ft. Slight chance of showers.
.SUN...NW winds 15 to 25 kt. Seas 5 to 8 ft.
.SUN NIGHT...NW winds 10 to 20 kt, becoming N. Seas 5 to 8 ft.
.MON...N to NW winds 5 to 15 kt, becoming variable. Seas 3 to
5 ft.
.MON NIGHT...S to SW winds 5 to 15 kt. Seas 3 to 4 ft.
.TUE...S to SW winds 15 to 20 kt. Seas 3 to 6 ft.
.TUE NIGHT...SW winds 10 to 20 kt, becoming W. Seas 4 to 6 ft.

$$

ANZ900-182000-
Georges Bank between 68W and the Hague Line-
416 AM EDT Fri Apr 18 2025

.TODAY...W to NW winds 5 to 15 kt, becoming 5 to 10 kt, then,
becoming SW 5 to 15 kt. Seas 3 to 5 ft.
.TONIGHT...SW winds 15 to 25 kt. Seas 4 to 7 ft.
.SAT...SW winds 25 to 30 kt. Seas 6 to 11 ft.
.SAT NIGHT...W to SW winds 20 to 30 kt. Seas 8 to 11 ft. Slight
chance of showers.
.SUN...W to NW winds 15 to 25 kt. Seas 6 to 9 ft.
.SUN NIGHT...N to NW winds 15 to 25 kt. Seas 5 to 9 ft.
.MON...N to NW winds 5 to 15 kt. Seas 4 to 7 ft.
.MON NIGHT...W to SW winds 5 to 10 kt, becoming S to SW 5 to
15 kt. Seas 3 to 4 ft.
.TUE...S winds 15 to 25 kt. Seas 3 to 6 ft.
.TUE NIGHT...S to SW winds 15 to 25 kt, becoming W 15 to 20 kt.
Seas 5 to 6 ft.

$$

ANZ810-182000-
South of New England between the Great South Channel and Montauk
Point to 1000 FM-
416 AM EDT Fri Apr 18 2025

.TODAY...W to NW winds 5 to 10 kt, becoming SW, then, increasing
to 10 to 15 kt. Seas 3 to 4 ft.
.TONIGHT...S to SW winds 15 to 25 kt. Seas 4 to 7 ft.
.SAT...SW winds 25 to 30 kt. Seas 6 to 10 ft.
.SAT NIGHT...SW winds 20 to 30 kt, becoming W 15 to 25 kt. Seas
6 to 11 ft.
.SUN...NW winds 15 to 20 kt, diminishing to 5 to 15 kt. Seas
4 to 8 ft.
.SUN NIGHT...N to NW winds 5 to 15 kt. Seas 3 to 6 ft.
.MON...E to NE winds 5 to 10 kt, becoming S. Seas 3 to 4 ft.
.MON NIGHT...S winds 5 to 15 kt, increasing to 10 to 20 kt. Seas
3 to 4 ft.
.TUE...S winds 15 to 20 kt, becoming SW. Seas 4 to 6 ft.
.TUE NIGHT...SW winds 15 to 20 kt, becoming W 10 to 15 kt. Seas
4 to 6 ft.

$$

ANZ815-182000-
South of Long Island between Montauk Point and Sandy Hook to
1000 FM-
416 AM EDT Fri Apr 18 2025

.TODAY...Variable winds less than 10 kt, becoming SW, then,
becoming S 10 to 20 kt. Seas 3 to 4 ft.
.TONIGHT...S winds 15 to 25 kt, becoming SW 20 to 25 kt. Seas
4 to 7 ft.
.SAT...SW winds 20 to 30 kt. Seas 6 to 10 ft.
.SAT NIGHT...SW winds 15 to 25 kt, becoming W 10 to 20 kt. Seas
5 to 9 ft.
.SUN...NW winds 5 to 15 kt. Seas 4 to 7 ft.
.SUN NIGHT...N to NW winds 5 to 15 kt, becoming NE 5 to 10 kt.
Seas 3 to 4 ft.
.MON...E winds 5 to 10 kt, becoming SE 5 to 15 kt. Seas 3 to
4 ft.
.MON NIGHT...S winds 10 to 15 kt, increasing to 15 to 20 kt.
Seas 3 to 5 ft.
.TUE...S to SW winds 15 to 20 kt. Seas 4 to 5 ft.
.TUE NIGHT...SW winds 10 to 20 kt, becoming W to NW 10 to 15 kt.
Seas 3 to 5 ft.

$$

.Forecaster Connelly. Ocean Prediction Center.