Offshore Forecast
Issued by NWS

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271
FZNT23 KWNM 101503
OFFN01

NAVTEX Marine Forecast for NE US waters
NWS Ocean Prediction Center Washington DC
1103 AM EDT Sun Aug 10 2025

Conditions given represent the highest within that period.

Locally higher winds and seas can be expected in and near tstms.

...Please refer to Coastal Waters Forecasts (CWF) available
through NOAA Weather Radio and other means for detailed coastal
waters forecasts...

.SYNOPSIS...Low pressure to the SE of the area this morning will
track E into the N Atlantic today. High pressure will build E
over the waters today and tonight, then move S of the region Mon
through Tue night. A weak low pressure trough will form along the
coast Mon, and continue through Wed night. A cold front will
slowly approach the area from the NW Wed night and Thu, then move
offshore Thu night.

Eastport Maine to Cape Cod

.TODAY...S to SW winds less than 10 kt, increasing to 5 to
15 kt. Seas 3 to 5 ft.
.TONIGHT...SW winds 5 to 15 kt. Seas 3 to 5 ft.
.MON...S to SW winds 5 to 15 kt. Seas 3 to 5 ft.
.MON NIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft.
.TUE...S to SW winds 5 to 15 kt. Seas 3 to 4 ft.
.TUE NIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft.
.WED...S to SW winds 10 to 20 kt. Seas 3 to 4 ft.
.WED NIGHT...SW winds 10 to 20 kt. Seas 3 to 6 ft.
.THU...SW winds 10 to 20 kt. Seas 3 to 5 ft.
.THU NIGHT...N winds 5 to 15 kt. Seas 3 to 5 ft.

Cape Cod to Nantucket Shoals and Georges Bank

.TODAY...NE winds 5 to 15 kt. Seas 5 to 7 ft.
.TONIGHT...N to NE winds 5 to 15 kt. Seas 5 to 7 ft.
.MON...Variable winds less than 10 kt. Seas 4 to 6 ft.
.MON NIGHT...W to SW winds 5 to 15 kt. Seas 3 to 6 ft.
.TUE...W to SW winds 5 to 15 kt. Seas 3 to 5 ft.
.TUE NIGHT...W to SW winds 5 to 15 kt. Seas 3 to 5 ft.
.WED...SW winds 5 to 15 kt. Seas 3 to 5 ft.
.WED NIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft.
.THU...SW winds 5 to 15 kt. Seas 3 to 4 ft.
.THU NIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft.

South of New England

.TODAY...Variable winds less than 10 kt. Seas 3 to 5 ft.
.TONIGHT...Variable winds less than 10 kt. Seas 3 to 5 ft.
.MON...SW winds 5 to 15 kt. Seas 3 to 5 ft.
.MON NIGHT...W to SW winds 5 to 15 kt. Seas 3 to 5 ft.
.TUE...SW winds 5 to 15 kt. Seas 3 to 4 ft.
.TUE NIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft.
.WED...SW winds 5 to 15 kt. Seas 3 to 4 ft.
.WED NIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft.
.THU...SW winds 5 to 15 kt. Seas 3 to 4 ft.
.THU NIGHT...N to NW winds 5 to 15 kt. Seas 3 to 4 ft.