Offshore Forecast
Issued by NWS

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
566
FZNT23 KWNM 281534
OFFN01

NAVTEX Marine Forecast for NE US waters
NWS Ocean Prediction Center Washington DC
1134 AM EDT Sat Jun 28 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 stationary front over the waters will slowly move N
as a warm front later today, and pass N of the area tonight. Low
pressure will track E over the Gulf of Maine tonight into Sun
while pulling a cold front SE over the area. The low will pass E
of the waters Sun night as weak high pressure builds over the
region. The high will shift E of the area Mon into Mon night as a
another cold front approaches from the W. The front will reach
the coast Tue, and move across the waters Tue night into Wed. A
low pressure trough will move over the area Wed night.

Eastport Maine to Cape Cod

.TODAY...S winds 5 to 15 kt, increasing to 10 to 20 kt. Seas
3 to 5 ft. Showers and slight chance of tstms.
.TONIGHT...SW winds 10 to 20 kt. Seas 4 to 6 ft. Chance of rain.
Areas of fog with vsby 1 nm or less.
.SUN...W winds 5 to 15 kt. Seas 4 to 6 ft. Areas of fog with
vsby 1 nm or less.
.SUN NIGHT...W to NW winds less than 10 kt. Seas 3 to 5 ft.
Areas of fog with vsby 1 nm or less.
.MON...S winds 5 to 15 kt. Seas 3 to 4 ft.
.MON NIGHT...S winds 5 to 15 kt. Seas 3 to 4 ft.
.TUE...SW winds 10 to 20 kt. Seas 3 to 6 ft.
.TUE NIGHT...W to SW winds 10 to 20 kt. Seas 5 to 7 ft.
.WED...SW winds 5 to 15 kt. Seas 4 to 7 ft.
.WED NIGHT...W winds 5 to 15 kt. Seas 4 to 6 ft.

Cape Cod to Nantucket Shoals and Georges Bank

.TODAY...SE winds 10 to 20 kt, becoming S. Seas 4 to 6 ft.
Scattered showers and chance of tstms. Showers more numerous N
portion. Areas of fog developing with vsby 1 nm or less.
.TONIGHT...SW winds 10 to 20 kt. Seas 4 to 6 ft. Chance of
showers and slight chance of tstms. Areas of fog with vsby 1 nm
or less.
.SUN...W to SW winds 10 to 20 kt. Seas 4 to 6 ft. Chance of rain.
Areas of fog with vsby 1 nm or less.
.SUN NIGHT...W winds 10 to 20 kt. Seas 4 to 6 ft. Scattered
showers and tstms. Areas of fog with vsby 1 nm or less.
.MON...SW winds 5 to 15 kt. Seas 3 to 5 ft.
.MON NIGHT...SW winds 5 to 15 kt. Seas 3 to 5 ft.
.TUE...SW winds 10 to 20 kt. Seas 4 to 7 ft.
.TUE NIGHT...SW winds 15 to 25 kt. Seas 5 to 9 ft.
.WED...SW winds 15 to 25 kt. Seas 5 to 8 ft.
.WED NIGHT...W to SW winds 10 to 20 kt. Seas 5 to 8 ft.

South of New England

.TODAY...S winds 5 to 15 kt. Seas 3 to 5 ft. Scattered showers
and slight chance of tstms. Areas of fog with vsby 1 nm or less.
.TONIGHT...SW winds 5 to 15 kt. Seas 3 to 5 ft. Chance of
showers and slight chance of tstms. Areas of fog with vsby 1 nm
or less.
.SUN...W to SW winds 5 to 15 kt. Seas 3 to 5 ft. Scattered
showers. Areas of fog with vsby 1 nm or less.
.SUN NIGHT...W winds 5 to 15 kt. Seas 3 to 5 ft. Areas of fog
with vsby 1 nm or less.
.MON...SW winds 5 to 15 kt. Seas 3 to 5 ft.
.MON NIGHT...SW winds 10 to 20 kt. Seas 3 to 6 ft.
.TUE...SW winds 15 to 25 kt. Seas 5 to 8 ft.
.TUE NIGHT...SW winds 15 to 25 kt. Seas 5 to 9 ft.
.WED...SW winds 10 to 20 kt. Seas 5 to 8 ft.
.WED NIGHT...W winds 5 to 15 kt. Seas 4 to 7 ft.