Offshore Forecast
Issued by NWS

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409
FZNT21 KWBC 290227
OFFNT1

Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
1027 PM EDT Thu Aug 28 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.

ANZ898-300230-
1027 PM EDT Thu Aug 28 2025

.SYNOPSIS FOR NEW ENGLAND WATERS...High pressure over the outer
waters this evening will move E of the area tonight into Fri as a
cold front approaches from the W. The front will move slowly
offshore Fri night into Sat, then pass E of the area later Sat
and Sat night. Another weak low pressure trough will move SE over
the region Sat night into Sun. Another high will build SE across
the area Sun into Mon night, then shift E of the region Tue and
Tue night while maintaining a ridge across the area.

$$

ANZ800-300230-
Gulf of Maine to the Hague Line-
1027 PM EDT Thu Aug 28 2025

.TONIGHT...S winds 10 to 15 kt. Seas 3 to 5 ft.
.FRI...S winds 10 to 15 kt. Seas 3 to 5 ft. Chance of showers
and tstms.
.FRI NIGHT...S to SW winds 10 to 15 kt. Seas 3 to 5 ft.
Scattered showers and chance of tstms.
.SAT...W to SW winds 5 to 15 kt, becoming W 5 to 10 kt. Seas
3 to 4 ft. Scattered showers and chance of tstms.
.SAT NIGHT...W to SW winds 5 to 15 kt, becoming W to NW 5 to
10 kt. Seas 3 to 4 ft.
.SUN...N to NW winds 5 to 10 kt, becoming W to NW. Seas 3 to
4 ft.
.SUN NIGHT...W to NW winds less than 10 kt, becoming N. Seas
3 to 4 ft.
.MON...NE winds less than 10 kt. Seas 3 to 4 ft.
.MON NIGHT...Variable winds less than 10 kt. Seas 2 ft or less.
.TUE...NE winds less than 10 kt, becoming E to SE. Seas 2 ft or
less.
.TUE NIGHT...S to SE winds 5 to 10 kt. Seas 3 to 4 ft.

$$

ANZ805-300230-
Georges Bank between Cape Cod and 68W north of 1000 FM-
1027 PM EDT Thu Aug 28 2025

.TONIGHT...S winds 5 to 15 kt. Seas 3 to 4 ft.
.FRI...S to SE winds 5 to 15 kt. Seas 3 to 4 ft. Chance of
tstms.
.FRI NIGHT...S winds 5 to 15 kt, becoming SW 5 to 10 kt. Seas
3 to 4 ft. Scattered showers and chance of tstms.
.SAT...W to SW winds 5 to 15 kt, becoming W 5 to 10 kt. Seas
3 to 5 ft. Scattered showers and chance of tstms.
.SAT NIGHT...W to SW winds 5 to 10 kt. Seas 3 to 4 ft.
.SUN...NW winds 5 to 10 kt, becoming N. Seas 3 to 4 ft.
.SUN NIGHT...N to NE winds less than 10 kt. Seas 3 to 4 ft.
.MON...NE winds 5 to 15 kt. Seas 3 to 4 ft.
.MON NIGHT and TUE...E to NE winds 5 to 10 kt. Seas 3 to 4 ft.
.TUE NIGHT...E to NE winds 5 to 10 kt. Seas 3 to 5 ft.

$$

ANZ900-300230-
Georges Bank between 68W and the Hague Line-
1027 PM EDT Thu Aug 28 2025

.TONIGHT...S winds 5 to 10 kt. Seas 3 to 4 ft.
.FRI...S to SE winds 5 to 15 kt. Seas 3 to 4 ft.
.FRI NIGHT...S to SE winds 5 to 10 kt, becoming S to SW. Seas
3 to 4 ft. Scattered showers and chance of tstms with vsby 1 nm
or less.
.SAT...S to SW winds 5 to 10 kt, becoming W. Seas 3 to 5 ft.
Scattered showers and chance of tstms with vsby 1 nm or less.
.SAT NIGHT...W winds 5 to 10 kt. Seas 4 to 5 ft.
.SUN...W to NW winds 5 to 10 kt, becoming N to NW. Seas 3 to
4 ft.
.SUN NIGHT...N winds 5 to 10 kt, becoming NE. Seas 3 to 4 ft.
.MON...NE winds 5 to 15 kt. Seas 3 to 4 ft.
.MON NIGHT...NE winds 5 to 10 kt. Seas 3 to 4 ft.
.TUE...NE winds 5 to 15 kt. Seas 3 to 5 ft.
.TUE NIGHT...E to NE winds 5 to 10 kt. Seas 3 to 5 ft.

$$

ANZ810-300230-
South of New England between the Great South Channel and Montauk
Point to 1000 FM-
1027 PM EDT Thu Aug 28 2025

.TONIGHT...S to SW winds 5 to 15 kt. Seas 3 to 4 ft.
.FRI...S winds 5 to 10 kt, becoming 5 to 15 kt. Seas 3 to 4 ft.
Chance of showers and tstms.
.FRI NIGHT...SW winds 5 to 15 kt, becoming W to NW. Seas 3 to
4 ft. Scattered showers and chance of tstms.
.SAT...W to NW winds 10 to 15 kt, becoming W 5 to 10 kt. Seas
3 to 5 ft. Scattered showers and chance of tstms.
.SAT NIGHT...W winds 5 to 15 kt, becoming NW 5 to 10 kt. Seas
3 to 4 ft.
.SUN...N to NE winds less than 10 kt. Seas 3 to 4 ft.
.SUN NIGHT...NE winds 5 to 10 kt. Seas 3 to 4 ft.
.MON...NE winds 10 to 15 kt. Seas 3 to 4 ft.
.MON NIGHT...E to NE winds 5 to 10 kt. Seas 3 to 4 ft.
.TUE...NE winds 5 to 10 kt, becoming E. Seas 3 to 4 ft.
.TUE NIGHT...E winds 5 to 10 kt. Seas 3 to 4 ft.

$$

ANZ815-300230-
South of Long Island between Montauk Point and Sandy Hook to
1000 FM-
1027 PM EDT Thu Aug 28 2025

.TONIGHT...SW winds 10 to 15 kt, becoming S to SW 10 to 20 kt.
Seas 3 to 5 ft. Chance of tstms.
.FRI...S to SW winds 5 to 15 kt, becoming SW 5 to 10 kt. Seas
3 to 4 ft. Chance of showers and tstms.
.FRI NIGHT...SW winds 5 to 15 kt, becoming N to NW 10 to 15 kt.
Seas 3 to 4 ft. Scattered showers and chance of tstms.
.SAT...W to NW winds 5 to 10 kt. Seas 3 to 4 ft.
.SAT NIGHT...W to SW winds 5 to 15 kt, becoming N to NW 5 to
10 kt. Seas 3 to 4 ft.
.SUN...N winds 5 to 10 kt, becoming variable. Seas 3 to 4 ft.
.SUN NIGHT...Variable winds 5 to 10 kt, becoming NE. Seas 3 to
4 ft.
.MON...E to NE winds 5 to 15 kt. Seas 3 to 4 ft.
.MON NIGHT...E winds 5 to 10 kt, becoming NE. Seas 3 to 4 ft.
.TUE...NE winds 5 to 10 kt, becoming E. Seas 3 to 4 ft.
.TUE NIGHT...E winds 5 to 10 kt. Seas 3 to 4 ft.

$$

.Forecaster Bancroft. Ocean Prediction Center.