Offshore Forecast
Issued by NWS

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093
FZNT23 KWNM 130833
OFFN01

NAVTEX Marine Forecast for NE US waters
NWS Ocean Prediction Center Washington DC
433 AM EDT Tue May 13 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...A cold front will move quickly SE across the area
this morning. High pressure will build across the waters later
today, then shift SE of the area tonight into Wed. A broad low
pressure will develop SW of the area today into Wed over the
Mid-Atlantic states, with an associated warm front lifting N and
approaching the southern portions Wed night. Both the low and
warm front will lift NE across the waters Thu into Thu night
while weakening. A cold front will approach from the N Fri, then
move S and stall over the waters Fri night into Sat. Low pressure
will move offshore along the front later Sat and Sat night.

Eastport Maine to Cape Cod

.TODAY...E winds 5 to 15 kt. Seas 3 to 4 ft.
.TONIGHT...S to SE winds less than 10 kt. Seas 2 ft or less.
.WED...S to SW winds 5 to 15 kt. Seas 3 ft.
.WED NIGHT...S winds less than 10 kt. Seas 3 to 4 ft. Chance of
showers and areas of fog with vsby 1 nm or less.
.THU...S winds 5 to 15 kt. Seas 3 to 5 ft.
.THU NIGHT...S winds less than 10 kt. Seas 3 to 5 ft.
.FRI...S to SE winds less than 10 kt. Seas 3 to 5 ft.
.FRI NIGHT...S to SE winds less than 10 kt. Seas 3 to 4 ft.
.SAT...E to SE winds 5 to 15 kt. Seas 3 to 4 ft.
.SAT NIGHT...S to SE winds 5 to 15 kt. Seas 3 to 4 ft.

Cape Cod to Nantucket Shoals and Georges Bank

.TODAY...E winds 5 to 15 kt. Seas 3 to 4 ft.
.TONIGHT...SE winds 10 to 20 kt. Seas 3 to 6 ft. Chance of
showers and isolated tstms.
.WED...SE winds 15 to 25 kt. Seas 6 to 10 ft. Scattered showers
with vsby 1 nm or less.
.WED NIGHT...S to SE winds 20 to 30 kt. Seas 7 to 10 ft.
Scattered showers and tstms with vsby 1 nm or less.
.THU...S winds 15 to 25 kt. Seas 5 to 8 ft.
.THU NIGHT...S to SW winds 5 to 15 kt. Seas 4 to 7 ft.
.FRI...W to SW winds less than 10 kt. Seas 3 to 5 ft.
.FRI NIGHT...Variable winds less than 10 kt. Seas 3 to 5 ft.
.SAT...S to SW winds 5 to 15 kt. Seas 3 to 5 ft.
.SAT NIGHT...S to SW winds 5 to 15 kt. Seas 3 to 5 ft.

South of New England

.TODAY...E to SE winds 5 to 15 kt. Seas 3 to 4 ft. Chance of
showers.
.TONIGHT...E to SE winds 10 to 20 kt. Seas 4 to 7 ft. Chance of
showers and scattered tstms with vsby 1 nm or less.
.WED...SE winds 20 to 30 kt. Seas 7 to 11 ft. Scattered showers
and tstms with vsby 1 nm or less.
.WED NIGHT...S to SE winds 20 to 30 kt. Seas 7 to 11 ft.
Scattered showers and tstms with vsby 1 nm or less.
.THU...S to SW winds 5 to 15 kt. Seas 5 to 8 ft.
.THU NIGHT...SW winds 5 to 15 kt. Seas 3 to 6 ft.
.FRI...S to SW winds less than 10 kt. Seas 3 to 5 ft.
.FRI NIGHT...S to SW winds less than 10 kt. Seas 3 to 4 ft.
.SAT...S to SW winds 5 to 15 kt. Seas 3 to 5 ft.
.SAT NIGHT...W winds 5 to 15 kt. Seas 3 to 5 ft.