Offshore Waters Forecast (New England)

FZNT21 KWBC 130251
OFFNT1

Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
1051 PM EDT Wed Aug 12 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.

ANZ898-131500-
1051 PM EDT Wed Aug 12 2026

.SYNOPSIS FOR NEW ENGLAND WATERS...A weak high pressure across 
the waters tonight, will shift E of the region Thu. A cold front
will move to the coast later Thu, then move E across the waters 
Thu night into Fri. Another high pressure will build SE across 
the area behind the front later Fri and Fri night, persist Sat 
and Sat night, then shift E of the region Sun. A warm front will 
develop off the New England coast late Sun, then push NE across 
the area Sun night. Another cold front pushes E across the waters
Mon and Mon night. 

$$

ANZ800-131500-
Gulf of Maine to the Hague Line-
1051 PM EDT Wed Aug 12 2026

.TONIGHT...SW winds 5 to 10 kt. Seas 3 to 4 ft. Chance of tstms.
.THU...W to SW winds 10 to 20 kt. Seas 3 to 4 ft. Scattered
showers and chance of tstms with vsby 1 nm or less. 
.THU NIGHT...W to SW winds 10 to 15 kt, becoming NW. Seas 3 to
4 ft. Areas of fog with vsby 1 nm or less. 
.FRI...W to NW winds 10 to 20 kt. Seas 3 to 5 ft. 
.FRI NIGHT...N to NW winds 10 to 15 kt. Seas 3 to 4 ft. 
.SAT...N to NW winds 5 to 10 kt. Seas 3 to 4 ft. 
.SAT NIGHT...W to SW winds 5 to 10 kt. Seas 3 to 4 ft. 
.SUN...SW winds 5 to 10 kt, becoming S 5 to 15 kt. Seas 3 to
4 ft. 
.SUN NIGHT...S winds 10 to 15 kt, increasing to 15 to 20 kt.
Seas 3 to 5 ft. 
.MON...W to SW winds 5 to 15 kt. Seas 4 to 7 ft. 
.MON NIGHT...S to SW winds 10 to 15 kt, becoming N. Seas 3 to
5 ft. 

$$

ANZ805-131500-
Georges Bank between Cape Cod and 68W north of 1000 FM-
1051 PM EDT Wed Aug 12 2026

.TONIGHT...W to SW winds less than 10 kt. Seas 3 to 4 ft. Chance
of tstms with vsby 1 nm or less. 
.THU...W to SW winds 10 to 20 kt, becoming S to SW 5 to 15 kt.
Seas 3 to 4 ft. Scattered showers and chance of tstms with vsby
1 nm or less. 
.THU NIGHT...W to NW winds 10 to 15 kt. Seas 3 to 4 ft. 
.FRI...NW winds 5 to 15 kt. Seas 3 to 4 ft. 
.FRI NIGHT...W to NW winds 5 to 15 kt, becoming N to NW. Seas
3 to 4 ft. 
.SAT...N winds 5 to 10 kt. Seas 3 to 4 ft. 
.SAT NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft. 
.SUN...S to SW winds less than 10 kt, becoming S. Seas 3 to
4 ft. 
.SUN NIGHT...S winds 10 to 15 kt, becoming 10 to 20 kt. Seas
4 to 7 ft. 
.MON...SW winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas
5 to 8 ft. 
.MON NIGHT...SW winds 10 to 20 kt, becoming W to NW. Seas 4 to
5 ft. 

$$

ANZ900-131500-
Georges Bank between 68W and the Hague Line-
1051 PM EDT Wed Aug 12 2026

.TONIGHT...W to SW winds less than 10 kt. Seas 3 to 4 ft.
Scattered showers and tstms with vsby 1 nm or less. 
.THU...W to NW winds 10 to 20 kt, becoming S to SW 5 to 15 kt.
Seas 3 to 4 ft. Scattered showers and tstms with vsby 1 nm or 
less.
.THU NIGHT...W to SW winds 5 to 15 kt, becoming W to NW 10 to
15 kt. Seas 3 to 4 ft. Areas of fog with vsby 1 nm or less. 
.FRI...NW winds 10 to 15 kt, becoming 10 to 20 kt. Seas 3 to
4 ft. 
.FRI NIGHT...NW winds 5 to 15 kt. Seas 3 to 4 ft.
.SAT...N winds 5 to 10 kt, becoming 5 to 15 kt. Seas 3 to 4 ft. 
.SAT NIGHT...N to NW winds less than 10 kt, becoming variable.
Seas 3 to 4 ft. 
.SUN...Variable winds less than 10 kt, becoming S. Seas 3 to
4 ft. 
.SUN NIGHT...S to SW winds 10 to 15 kt, becoming S 15 to 20 kt.
Seas 3 to 6 ft. 
.MON...SW winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas
5 to 9 ft. 
.MON NIGHT...S to SW winds 15 to 20 kt, becoming W to SW 10 to
20 kt. Seas 4 to 6 ft. 

$$

ANZ810-131500-
South of New England between the Great South Channel and Montauk
Point to 1000 FM-
1051 PM EDT Wed Aug 12 2026

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

$$

ANZ815-131500-
South of Long Island between Montauk Point and Sandy Hook to
1000 FM-
1051 PM EDT Wed Aug 12 2026

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

$$

.Forecaster Holley. Ocean Prediction Center.