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About
Offshore Waters Forecast (New England)
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FZNT21 KWBC 231501
OFFNT1
Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
1101 AM EDT Mon Mar 23 2026
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.
ANZ898-240230-
1101 AM EDT Mon Mar 23 2026
.SYNOPSIS FOR NEW ENGLAND WATERS...Low pressure will track NE
across the area today while intensifying, to a position just S of
Newfoundland tonight. High pressure will move E across the area
tonight into Tue night. A weak cold front will move over the
waters Wed and Wed night, then stall over the waters late Thu.
Low pressure will track E and NE along this stalled front Thu
night into Fri. The low will move across the area Fri while
dragging a strong cold front through the area. High pressure will
build over the area Fri night.
$$
ANZ800-240230-
Gulf of Maine to the Hague Line-
1101 AM EDT Mon Mar 23 2026
.TODAY...NE winds 20 to 30 kt. Seas 5 to 9 ft. Slight chance of
rain. Chance of snow.
.TONIGHT...N to NE winds 20 to 30 kt. Seas 6 to 11 ft. Chance of
snow showers. Light freezing spray.
.TUE...N winds 15 to 25 kt, becoming W to NW 5 to 15 kt. Seas
6 to 10 ft. Light freezing spray.
.TUE NIGHT...W to SW winds 15 to 25 kt. Seas 4 to 7 ft.
.WED...W to SW winds 15 to 20 kt, becoming SW 20 to 30 kt. Seas
4 to 8 ft.
.WED NIGHT...SW winds 20 to 30 kt. Seas 6 to 11 ft.
.THU...W to SW winds 15 to 25 kt. Seas 4 to 7 ft.
.THU NIGHT...E winds 10 to 20 kt, becoming SE 20 to 30 kt. Seas
4 to 8 ft.
.FRI...E to SE winds 20 to 30 kt, becoming N 15 to 25 kt. Seas
6 to 11 ft.
.FRI NIGHT...N winds 15 to 25 kt. Seas 4 to 8 ft.
$$
ANZ805-240230-
Georges Bank between Cape Cod and 68W north of 1000 FM-
1101 AM EDT Mon Mar 23 2026
.TODAY...NE winds 15 to 25 kt, becoming N. Seas 6 to 8 ft. Rain
likely. Isolated showers and snow showers with vsby 1 nm or
less.
.TONIGHT...N winds 15 to 25 kt. Seas 7 to 10 ft. Chance of snow
showers.
.TUE...N winds 15 to 25 kt. Seas 6 to 10 ft.
.TUE NIGHT...SW winds 15 to 25 kt. Seas 4 to 7 ft.
.WED...W to SW winds 10 to 20 kt, becoming SW 20 to 30 kt. Seas
4 to 7 ft.
.WED NIGHT...S to SW winds 20 to 30 kt. Seas 4 to 7 ft.
.THU...SW winds 15 to 25 kt. Seas 3 to 6 ft.
.THU NIGHT...E winds 10 to 20 kt, becoming SE 20 to 30 kt. Seas
4 to 8 ft.
.FRI...SW winds 20 to 30 kt, becoming W to NW. Seas 7 to 12 ft.
.FRI NIGHT...N winds 15 to 25 kt. Seas 6 to 9 ft.
$$
ANZ900-240230-
Georges Bank between 68W and the Hague Line-
1101 AM EDT Mon Mar 23 2026
.TODAY...N to NE winds 15 to 25 kt. Seas 6 to 9 ft. Scattered
showers and tstms with vsby 1 nm or less.
.TONIGHT...N winds 20 to 25 kt. Seas 8 to 11 ft.
.TUE...N winds 15 to 25 kt. Seas 7 to 12 ft.
.TUE NIGHT...W to SW winds 10 to 20 kt. Seas 5 to 8 ft.
.WED...SW winds 15 to 25 kt. Seas 4 to 7 ft.
.WED NIGHT...S to SW winds 20 to 30 kt. Seas 4 to 7 ft.
.THU...SW winds 20 to 25 kt. Seas 5 to 8 ft.
.THU NIGHT...N to NW winds 5 to 15 kt, becoming SE 10 to 20 kt.
Seas 5 to 6 ft.
.FRI...S to SW winds 20 to 30 kt, becoming W to SW. Seas 9 to
12 ft.
.FRI NIGHT...N winds 20 to 25 kt. Seas 8 to 9 ft.
$$
ANZ810-240230-
South of New England between the Great South Channel and Montauk
Point to 1000 FM-
1101 AM EDT Mon Mar 23 2026
.TODAY...N to NE winds 15 to 25 kt. Seas 5 to 7 ft. Rain likely
with vsby 1 nm or less. Isolated snow showers.
.TONIGHT...N winds 15 to 25 kt. Seas 5 to 9 ft. Chance of snow
showers.
.TUE...N winds 10 to 20 kt. Seas 6 to 10 ft.
.TUE NIGHT...SW winds 5 to 15 kt. Seas 4 to 7 ft.
.WED...SW winds 10 to 15 kt, becoming S to SW 10 to 20 kt. Seas
3 to 5 ft.
.WED NIGHT...S to SW winds 15 to 25 kt. Seas 3 to 6 ft.
.THU...SW winds 15 to 25 kt. Seas 3 to 6 ft.
.THU NIGHT...S winds 10 to 20 kt, increasing to 20 to 30 kt.
Seas 4 to 7 ft.
.FRI...SW winds 25 to 30 kt, becoming W 20 to 30 kt. Seas 6 to
10 ft.
.FRI NIGHT...N winds 15 to 25 kt. Seas 5 to 9 ft.
$$
ANZ815-240230-
South of Long Island between Montauk Point and Sandy Hook to
1000 FM-
1101 AM EDT Mon Mar 23 2026
.TODAY...N winds 15 to 25 kt. Seas 4 to 7 ft. Chance of showers.
.TONIGHT...N to NW winds 20 to 30 kt. Seas 4 to 8 ft.
.TUE...N winds 15 to 25 kt, becoming variable less than 10 kt.
Seas 4 to 8 ft.
.TUE NIGHT...SW winds 5 to 15 kt. Seas 3 to 5 ft.
.WED...SW winds 10 to 15 kt, becoming S 15 to 20 kt. Seas 3 to
4 ft.
.WED NIGHT...S to SW winds 15 to 25 kt. Seas 3 to 6 ft.
.THU...SW winds 15 to 25 kt. Seas 3 to 6 ft.
.THU NIGHT...S winds 15 to 25 kt. Seas 3 to 6 ft.
.FRI...SW winds 25 to 30 kt, becoming W to NW 15 to 25 kt. Seas
5 to 9 ft.
.FRI NIGHT...N winds 10 to 20 kt. Seas 5 to 8 ft.
$$
.Forecaster Collins. Ocean Prediction Center.