Offshore Forecast
Issued by NWS

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122
FZNT23 KWNM 031534
OFFN01

NAVTEX Marine Forecast for NE US waters
NWS Ocean Prediction Center Washington DC
1134 AM EDT Sun Aug 3 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...High pressure will persist over the area today into
Mon while slowly weakening. A weak cold front will approach from
the N by Mon night, then dissipate over the northern waters Tue
as a stronger high builds SE over northern New England. The high
will then dominate most of the area Tue night through Thu night.
Developing low pressure will pass SE of the waters Mon night into
Tue, then pass E of the area Tue night through Thu night. The
National Hurricane Center is monitoring the low for signs of
sub-tropical or tropical cyclone development and mariners
planning voyages to the S or E of the waters should closely
monitor the latest forecast and information from the National
Hurricane Center.

Eastport Maine to Cape Cod

.TODAY...S to SW winds 5 to 15 kt, becoming S 10 to 20 kt. Seas
3 to 4 ft.
.TONIGHT...SW winds 10 to 20 kt. Seas 3 to 4 ft.
.MON...S to SW winds 5 to 15 kt. Seas 3 to 4 ft.
.MON NIGHT...Variable winds 5 to 15 kt. Seas 3 to 4 ft.
.TUE...E to NE winds 5 to 15 kt. Seas 3 to 4 ft.
.TUE NIGHT...NE winds less than 10 kt. Seas 3 to 4 ft.
.WED...E winds 5 to 15 kt. Seas 3 to 4 ft.
.WED NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft.
.THU...S to SE winds 5 to 15 kt. Seas 3 to 4 ft.
.THU NIGHT...S to SW winds 5 to 15 kt. Seas 3 to 4 ft.

Cape Cod to Nantucket Shoals and Georges Bank

.TODAY...NE winds 20 to 30 kt. Seas 8 to 11 ft.
.TONIGHT...NE winds 20 to 30 kt. Seas 6 to 10 ft. Chance of
showers and slight chance of tstms.
.MON...NE winds 15 to 25 kt. Seas 5 to 9 ft. Chance of showers
and slight chance of tstms.
.MON NIGHT...NE winds 20 to 30 kt. Seas 5 to 9 ft. Chance of
showers and slight chance of tstms.
.TUE...NE winds 20 to 30 kt. Seas 6 to 9 ft.
.TUE NIGHT...NE winds 10 to 20 kt. Seas 5 to 8 ft.
.WED...NE winds 10 to 20 kt. Seas 5 to 7 ft.
.WED NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft.
.THU...E to NE winds 10 to 20 kt. Seas 5 to 8 ft.
.THU NIGHT...E winds 10 to 20 kt. Seas 4 to 7 ft.

South of New England

.TODAY...NE winds 15 to 25 kt. Seas 6 to 10 ft.
.TONIGHT...NE winds 10 to 20 kt. Seas 5 to 9 ft.
.MON...N to NE winds 15 to 25 kt. Seas 5 to 8 ft.
.MON NIGHT...N winds 10 to 20 kt. Seas 5 to 8 ft.
.TUE...E to NE winds 10 to 20 kt. Seas 4 to 6 ft.
.TUE NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft.
.WED...E to NE winds 10 to 20 kt. Seas 5 to 7 ft.
.WED NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft.
.THU...E winds 10 to 20 kt. Seas 5 to 8 ft.
.THU NIGHT...E winds 10 to 20 kt. Seas 4 to 7 ft.