FZNT21 KWBC 150843
OFFNT1

Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
443 AM EDT Tue Sep 15 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.

ANZ898-151945-
443 AM EDT Tue Sep 15 2026

.SYNOPSIS FOR NEW ENGLAND WATERS...A stationary front will
meander SE of the area today through Thu night as multiple weak
areas of low pressure form along the boundary. Strong high
pressure will build slowly SE over the region today into Wed
night. A trough will form along the Maine coast late Wed, then
persist into Thu. The high will slowly shift E of the area Thu
and Thu night, with a cold front moving over the region Fri.
Another high will build overhead Sat. The high will shift E Sat
night as a warm front approaches from the SW.

$$

ANZ800-151945-
Gulf of Maine to the Hague Line-
443 AM EDT Tue Sep 15 2026

.TODAY...N winds 10 to 20 kt, becoming NE 5 to 15 kt. Seas 3 to
6 ft.
.TONIGHT...Variable winds less than 10 kt. Seas 3 ft, becoming
2 ft or less.
.WED...SW winds 5 to 15 kt. Seas 2 ft or less, becoming 3 ft.
.WED NIGHT...SW winds 5 to 15 kt, becoming 5 to 10 kt. Seas 3 to
4 ft.
.THU...S to SW winds 5 to 10 kt, becoming S 10 to 15 kt. Seas
3 to 4 ft.
.THU NIGHT...S winds 10 to 15 kt, becoming SW 10 to 20 kt. Seas
3 to 4 ft.
.FRI...W to SW winds 15 to 20 kt, becoming NW 10 to 15 kt. Seas
3 to 4 ft.
.FRI NIGHT...N winds 15 to 20 kt. Seas 3 to 5 ft.
.SAT...N winds 10 to 15 kt, becoming N to NE 5 to 10 kt. Seas
3 to 4 ft.
.SAT NIGHT...Variable winds less than 5 kt, becoming S to SE.
Seas 3 to 4 ft.

$$

ANZ805-151945-
Georges Bank between Cape Cod and 68W north of 1000 FM-
443 AM EDT Tue Sep 15 2026

.TODAY...NE winds 15 to 25 kt. Seas 4 to 7 ft.
.TONIGHT...NE winds 5 to 15 kt, becoming N to NE. Seas 3 to
5 ft.
.WED...NE winds less than 10 kt, becoming variable. Seas 3 to
4 ft.
.WED NIGHT...Variable winds 5 to 15 kt, becoming SW. Seas 3 to
4 ft.
.THU...S to SW winds less than 10 kt, increasing to 5 to 15 kt.
Seas 3 to 4 ft.
.THU NIGHT...S winds 5 to 15 kt, becoming SW 10 to 20 kt. Seas
3 to 4 ft.
.FRI...SW winds 10 to 20 kt, becoming NW 10 to 15 kt. Seas 3 to
4 ft.
.FRI NIGHT...N winds 10 to 15 kt, becoming N to NE 15 to 20 kt.
Seas 3 to 5 ft.
.SAT...NE winds 15 to 20 kt, diminishing to 5 to 15 kt. Seas
3 to 5 ft.
.SAT NIGHT...NE winds 5 to 15 kt, becoming E 5 to 10 kt. Seas
3 to 4 ft.

$$

ANZ900-151945-
Georges Bank between 68W and the Hague Line-
443 AM EDT Tue Sep 15 2026

.TODAY...N winds 15 to 25 kt, becoming NE 10 to 20 kt. Seas 4 to
8 ft.
.TONIGHT...NE winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas
3 to 6 ft.
.WED...NE winds 5 to 15 kt, becoming N to NE. Seas 3 to 5 ft.
.WED NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft.
.THU...Variable winds less than 10 kt, becoming SW. Seas 3 to
4 ft.
.THU NIGHT...S to SW winds 5 to 10 kt, becoming SW 5 to 15 kt.
Seas 3 to 4 ft.
.FRI...SW winds 10 to 20 kt, becoming W 15 to 20 kt. Seas 3 to
4 ft.
.FRI NIGHT...N winds 15 to 20 kt. Seas 4 to 6 ft.
.SAT...NE winds 15 to 20 kt, diminishing to 10 to 15 kt. Seas
3 to 5 ft.
.SAT NIGHT...NE winds 5 to 10 kt, becoming E. Seas 3 to 4 ft.

$$

ANZ810-151945-
South of New England between the Great South Channel and Montauk
Point to 1000 FM-
443 AM EDT Tue Sep 15 2026

.TODAY...NE winds 15 to 25 kt. Seas 4 to 7 ft.
.TONIGHT...NE winds 10 to 15 kt, diminishing to 5 to 10 kt. Seas
3 to 5 ft.
.WED...NE winds less than 10 kt, becoming variable. Seas 3 to
4 ft.
.WED NIGHT...Variable winds less than 5 kt. Seas 3 to 4 ft.
.THU...S to SW winds less than 10 kt. Seas 3 to 4 ft.
.THU NIGHT...S to SW winds 5 to 10 kt, becoming SW 5 to 15 kt.
Seas 3 to 4 ft.
.FRI...W winds 10 to 15 kt, becoming NW. Seas 3 to 4 ft.
.FRI NIGHT...NE winds 5 to 15 kt, increasing to 15 to 20 kt.
Seas 3 to 5 ft.
.SAT...NE winds 15 to 20 kt, becoming E to NE 10 to 15 kt. Seas
4 to 5 ft.
.SAT NIGHT...E to NE winds 10 to 15 kt, becoming E 5 to 10 kt.
Seas 3 to 5 ft.

$$

ANZ815-151945-
South of Long Island between Montauk Point and Sandy Hook to
1000 FM-
443 AM EDT Tue Sep 15 2026

.TODAY...NE winds 15 to 20 kt, diminishing to 10 to 15 kt. Seas
3 to 6 ft.
.TONIGHT...E to NE winds 5 to 15 kt, becoming variable less than
5 kt. Seas 3 to 4 ft.
.WED...Variable winds less than 5 kt. Seas 3 to 4 ft.
.WED NIGHT...SW winds less than 10 kt. Seas 3 to 4 ft.
.THU...SW winds 5 to 10 kt. Seas 3 to 4 ft.
.THU NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft.
.FRI...W winds 10 to 15 kt, becoming NW 5 to 10 kt. Seas 3 to
4 ft.
.FRI NIGHT...N to NE winds 5 to 10 kt, becoming NE 15 to 20 kt.
Seas 3 to 5 ft.
.SAT...E winds 15 to 20 kt, diminishing to 10 to 15 kt. Seas
4 to 5 ft.
.SAT NIGHT...E winds 10 to 15 kt, becoming SE. Seas 4 to 5 ft.

$$

.Forecaster Connelly. Ocean Prediction Center.