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
384
FZNT23 KWNM 132031
OFFN01

NAVTEX Marine Forecast for NE US waters
NWS Ocean Prediction Center Washington DC
431 PM EDT Sun Sep 13 2026

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 high pressure ridge over the Georges Bank this
evening will shift E of the area early tonight. A warm front will
lift N across the waters tonight as weak low pressure tracks E
and NE over the Gulf of Maine while pulling a cold front over the
region. Another cold front will move across the area Mon, then
pass SE of the waters Mon night. The front will stall S of the
area Tue into Tue night as low pressure forms along the boundary,
then slowly weaken Wed into Thu night. Strong high pressure will
build slowly SE over the region Mon night into Wed night, then
slowly shift E of the area Thu and Thu night as a weak cold front
moves slowly SE over the waters. The front will dissipate over
the area Fri and Fri night as another high builds SE over the
region.

Eastport Maine to Cape Cod

.TONIGHT...W winds 10 to 20 kt. Seas 3 to 6 ft. Rain. Areas of
fog. Vsby 1 NM or less.
.MON...NW winds 10 to 20 kt. Seas 3 to 6 ft. Chance of showers
with vsby 1 nm or less.
.MON NIGHT...N winds 10 to 20 kt. Seas 4 to 6 ft.
.TUE...Variable winds 10 to 20 kt. Seas 3 to 6 ft.
.TUE NIGHT...SW winds less than 10 kt. Seas 3 to 4 ft.
.WED...S to SW winds less than 10 kt. Seas 3 to 4 ft.
.WED NIGHT...SW winds less than 10 kt. Seas 3 to 4 ft.
.THU...S winds less than 10 kt. Seas 3 to 4 ft.
.THU NIGHT...W to SW winds 5 to 15 kt. Seas 3 to 4 ft.
.FRI...N to NW winds 5 to 15 kt. Seas 3 to 4 ft.
.FRI NIGHT...N winds 5 to 15 kt. Seas 3 to 4 ft.

Cape Cod to Nantucket Shoals and Georges Bank

.TONIGHT...W to SW winds 15 to 25 kt. Seas 4 to 8 ft. Scattered
showers and tstms with vsby 1 nm or less.
.MON...N winds 15 to 25 kt. Seas 4 to 7 ft. Scattered showers
and tstms.
.MON NIGHT...N to NE winds 20 to 30 kt. Seas 5 to 9 ft. Chance
of showers.
.TUE...NE winds 15 to 25 kt. Seas 6 to 10 ft.
.TUE NIGHT...NE winds 10 to 20 kt. Seas 4 to 8 ft.
.WED...NE winds 5 to 15 kt. Seas 4 to 6 ft.
.WED NIGHT...Variable winds less than 10 kt. Seas 3 to 5 ft.
.THU...Variable winds less than 10 kt. Seas 3 to 5 ft.
.THU NIGHT...Variable winds 5 to 15 kt. Seas 3 to 4 ft.
.FRI...Variable winds 5 to 15 kt. Seas 3 to 4 ft.
.FRI NIGHT...N to NE winds 5 to 15 kt. Seas 3 to 4 ft.

South of New England

.TONIGHT...W to NW winds 10 to 20 kt. Seas 3 to 5 ft. Rain with
vsby 1 nm or less. Scattered tstms.
.MON...N winds 15 to 25 kt. Seas 3 to 6 ft. Scattered showers
and tstms.
.MON NIGHT...NE winds 15 to 25 kt. Seas 5 to 8 ft.
.TUE...NE winds 15 to 25 kt. Seas 5 to 9 ft.
.TUE NIGHT...E to NE winds 10 to 20 kt. Seas 5 to 8 ft.
.WED...Variable winds 5 to 15 kt. Seas 4 to 6 ft.
.WED NIGHT...Variable winds 5 to 15 kt. Seas 3 to 5 ft.
.THU...S to SW winds 5 to 15 kt. Seas 3 to 4 ft.
.THU NIGHT...W winds 5 to 15 kt. Seas 3 to 4 ft.
.FRI...NE winds 5 to 15 kt. Seas 3 to 6 ft.
.FRI NIGHT...NE winds 5 to 15 kt. Seas 3 to 5 ft.