NAVTEX Marine Forecast (Boston, MA)

FZNT23 KWNM 230301
OFFN01

NAVTEX Marine Forecast for NE US waters
NWS Ocean Prediction Center Washington DC
1101 PM EDT Thu May 22 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...Strong low pressure centered just S of the Nantucket
Island will move NE across the area tonight into Fri before
gradually weakening. The low will move NE of the area Fri night,
stall over eastern New Brunswick Sat and Sat night, then move
well E into the N Atlantic Sun and Sun night. A series of low
pressure troughs will move E and SE across the waters Fri night
through Sun night. High pressure will build E across the area Mon
and Mon night, then persist Tue and Tue night.  

Eastport Maine to Cape Cod

...GALE WARNING...

.TONIGHT...E to NE winds 30 to 40 kt. Seas 12 to 22 ft. Rain
with vsby 1 nm or less. 
.FRI...W winds 25 to 35 kt. Seas 10 to 17 ft. Chance of showers.
.FRI NIGHT...W to SW winds 5 to 15 kt. Seas 5 to 9 ft. Chance of
showers. 
.SAT...W winds 5 to 15 kt. Seas 4 to 6 ft. Slight chance of
showers. 
.SAT NIGHT...NW winds 5 to 15 kt. Seas 4 to 6 ft. 
.SUN...W winds 5 to 15 kt. Seas 3 to 6 ft. 
.SUN NIGHT...NW winds less than 10 kt. Seas 3 to 5 ft. 
.MON...N to NW winds less than 10 kt. Seas 3 to 4 ft. 
.MON NIGHT...W winds 5 to 15 kt. Seas 3 ft. 
.TUE...SW winds 5 to 15 kt. Seas 2 ft or less. 
.TUE NIGHT...S to SW winds 5 to 15 kt. Seas 3 to 4 ft. 

Cape Cod to Nantucket Shoals and Georges Bank

...GALE WARNING...

.TONIGHT...W to SW winds 30 to 40 kt. Seas 10 to 17 ft.
Scattered tstms and chance of showers with vsby 1 nm or less. 
.FRI...W winds 25 to 35 kt. Seas 10 to 17 ft. Chance of showers
and tstms. 
.FRI NIGHT...W winds 10 to 20 kt. Seas 5 to 8 ft. Chance of
showers and tstms. 
.SAT...W winds 15 to 25 kt. Seas 5 to 9 ft. Slight chance of
showers. 
.SAT NIGHT...W winds 15 to 25 kt. Seas 6 to 9 ft. 
.SUN...W winds 15 to 25 kt. Seas 6 to 9 ft. 
.SUN NIGHT...W to NW winds 10 to 20 kt. Seas 4 to 8 ft. 
.MON...N to NW winds 5 to 15 kt. Seas 3 to 6 ft. 
.MON NIGHT...N winds 5 to 15 kt. Seas 3 to 4 ft. 
.TUE...W to SW winds 5 to 15 kt. Seas 3 to 4 ft. 
.TUE NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. 

South of New England

...GALE WARNING...

.TONIGHT...W to NW winds 25 to 40 kt. Seas 9 to 17 ft. Chance of
showers and scattered tstms. 
.FRI...W winds 10 to 20 kt. Seas 6 to 11 ft. Chance of showers
and tstms. 
.FRI NIGHT...W winds 15 to 25 kt. Seas 5 to 7 ft. Chance of
showers. 
.SAT...W winds 15 to 25 kt. Seas 5 to 8 ft. 
.SAT NIGHT...W to NW winds 15 to 25 kt. Seas 5 to 8 ft. 
.SUN...W winds 10 to 20 kt. Seas 4 to 6 ft. 
.SUN NIGHT...NW winds 5 to 15 kt. Seas 3 to 5 ft.
.MON...N winds 5 to 15 kt. Seas 3 to 4 ft. 
.MON NIGHT...Variable 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...E winds 10 to 20 kt. Seas 3 to 6 ft.