FZNT21 KWBC 211447
OFFNT1

Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
1047 AM EDT Thu May 21 2026

New England continental shelf and slope waters from 60 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.

ANZ898-220230-
1047 AM EDT Thu May 21 2026

.SYNOPSIS FOR NEW ENGLAND WATERS...A cold front will move SE
across the waters today. High pressure will build across the area
tonight through Sat, then shift NE Sat night into Sun. Low
pressure will approach from the SW Sat night, track NE across the
waters Sun into Mon, then clear E of the area Mon night.

$$

ANZ800-220230-
Gulf of Maine to the Hague Line-
1047 AM EDT Thu May 21 2026

.TODAY...N winds 5 to 15 kt, diminishing to less than 10 kt.
Seas 3 to 5 ft.
.TONIGHT...W winds less than 10 kt, becoming N. Seas 3 to 4 ft.
.FRI...N winds 5 to 10 kt, becoming variable. Seas 3 to 4 ft.
.FRI NIGHT...SW winds less than 10 kt, becoming W to NW. Seas
3 to 4 ft.
.SAT...N to NE winds 5 to 10 kt, becoming E. Seas 2 ft or less.
.SAT NIGHT...E winds less than 10 kt, becoming SE. Seas 2 ft or
less.
.SUN...E to SE winds 5 to 15 kt. Seas 3 to 4 ft.
.SUN NIGHT...E to SE winds 15 to 25 kt. Seas 5 to 8 ft.
.MON...E to SE winds 15 to 25 kt. Seas 5 to 9 ft.
.MON NIGHT...N to NW winds 10 to 20 kt, becoming 10 to 15 kt.
Seas 5 to 7 ft.

$$

ANZ805-220230-
Georges Bank between Cape Cod and 68W north of 1000 FM-
1047 AM EDT Thu May 21 2026

.TODAY...NE winds 5 to 15 kt. Seas 3 to 5 ft. Scattered showers
and chance of tstms.
.TONIGHT...NE winds 5 to 15 kt. Seas 3 to 4 ft. Scattered
showers and chance of tstms.
.FRI...N to NE winds 5 to 15 kt. Seas 3 to 4 ft. Scattered
showers and chance of tstms.
.FRI NIGHT...NE winds 5 to 15 kt, becoming E. Seas 3 to 4 ft.
Scattered showers and chance of tstms.
.SAT...E to NE winds 5 to 15 kt. Seas 3 to 5 ft.
.SAT NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft.
.SUN...E to SE winds 15 to 25 kt. Seas 4 to 8 ft.
.SUN NIGHT...SE winds 15 to 25 kt. Seas 6 to 10 ft.
.MON...SE winds 15 to 25 kt, becoming W to NW 5 to 15 kt. Seas
6 to 9 ft.
.MON NIGHT...NW winds 10 to 20 kt, becoming N to NW 10 to 15 kt.
Seas 4 to 7 ft.

$$

ANZ900-220230-
Georges Bank between 68W and the Hague Line-
1047 AM EDT Thu May 21 2026

.TODAY...N winds 5 to 15 kt. Seas 4 to 5 ft. Scattered showers
and chance of tstms.
.TONIGHT...N to NE winds 5 to 15 kt, becoming 5 to 10 kt. Seas
3 to 4 ft. Scattered showers and chance of tstms.
.FRI...N to NE winds 5 to 15 kt, becoming NE 5 to 10 kt. Seas
3 to 4 ft. Scattered showers and chance of tstms.
.FRI NIGHT...NE winds less than 10 kt, becoming variable. Seas
3 to 4 ft. Chance of tstms.
.SAT...E to NE winds 5 to 15 kt. Seas 3 to 4 ft.
.SAT NIGHT...E winds 5 to 15 kt, increasing to 10 to 20 kt. Seas
3 to 4 ft.
.SUN...E to SE winds 10 to 20 kt. Seas 3 to 6 ft.
.SUN NIGHT...SE winds 15 to 25 kt. Seas 5 to 9 ft.
.MON...SE winds 15 to 25 kt, becoming W to SW 10 to 15 kt. Seas
6 to 9 ft.
.MON NIGHT...W to NW winds 10 to 20 kt. Seas 5 to 7 ft.

$$

ANZ810-220230-
South of New England between the Great South Channel and Montauk
Point to 1000 FM-
1047 AM EDT Thu May 21 2026

.TODAY...NE winds 10 to 15 kt, becoming 10 to 20 kt. Seas 4 to
5 ft. Scattered showers and chance of tstms.
.TONIGHT...E to NE winds 5 to 15 kt. Seas 3 to 4 ft. Scattered
showers and chance of tstms.
.FRI...E to NE winds 10 to 20 kt, becoming 10 to 15 kt. Seas
3 to 4 ft. Scattered showers and chance of tstms.
.FRI NIGHT...E winds 10 to 15 kt, becoming 10 to 20 kt. Seas
3 to 5 ft. Scattered showers and chance of tstms.
.SAT...E winds 10 to 20 kt. Seas 3 to 6 ft.
.SAT NIGHT...E winds 15 to 25 kt. Seas 4 to 8 ft.
.SUN...E winds 20 to 25 kt, becoming SE 20 to 30 kt. Seas 6 to
11 ft.
.SUN NIGHT...SE winds 20 to 30 kt, becoming S to SW 10 to 15 kt.
Seas 8 to 11 ft.
.MON...W winds 5 to 10 kt, becoming NW. Seas 5 to 7 ft.
.MON NIGHT...N to NW winds less than 10 kt. Seas 4 to 6 ft.

$$

ANZ815-220230-
South of Long Island between Montauk Point and Sandy Hook to
1000 FM-
1047 AM EDT Thu May 21 2026

.TODAY...NE winds 10 to 15 kt, increasing to 15 to 20 kt. Seas
4 to 5 ft. Scattered showers and chance of tstms.
.TONIGHT...E to NE winds 10 to 15 kt. Seas 3 to 5 ft. Scattered
showers and chance of tstms.
.FRI...E winds 15 to 20 kt. Seas 3 to 6 ft. Scattered showers
and chance of tstms.
.FRI NIGHT...E winds 15 to 25 kt. Seas 4 to 6 ft. Scattered
showers and chance of tstms.
.SAT...E winds 15 to 25 kt. Seas 4 to 8 ft.
.SAT NIGHT...E winds 20 to 30 kt. Seas 6 to 10 ft.
.SUN...E winds 20 to 30 kt, becoming SE 15 to 25 kt. Seas 9 to
11 ft.
.SUN NIGHT...S to SE winds 10 to 20 kt, becoming W to NW 5 to
10 kt. Seas 7 to 11 ft.
.MON...N to NW winds less than 10 kt. Seas 5 to 7 ft.
.MON NIGHT...Variable winds less than 5 kt. Seas 4 to 5 ft.

$$

.Forecaster Collins. Ocean Prediction Center.