National Weather Service Marine Forecast FZNT23 KWNM

FZNT23 KWNM 030832
OFFN01

NAVTEX Marine Forecast for NE US waters
NWS Ocean Prediction Center Washington DC
432 AM EDT Mon Aug 3 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 warm front will slowly move N over the waters today. A cold front approaches from the W late today, moving slowly through the area tonight. The front stalls just S of the area for Tue, as a surface trough remains over the waters. High pressure briefly builds over the area for Tue night. The front to the S slowly starts to move back N as a warm front Wed and Wed night, moving N of the waters Thu. High pressure will be in place Thu afternoon, then another surface trough develops over the area Thu night. A cold front approaches the area Fri and moves into the waters Fri night.

Eastport Maine to Cape Cod

TODAY
S winds 20 to 30 kt. Seas 6 to 10 ft. Showers likely and chance of tstms. Areas of fog with vsby 1 nm or less.

TONIGHT
W winds 20 to 30 kt. Seas 7 to 11 ft. Showers likely. Chance of tstms. Areas of fog with vsby 1 nm or less.

TUE
SW winds 10 to 20 kt. Seas 5 to 8 ft. Chance of showers early. Areas of fog early with vsby 1 nm or less.

TUE NIGHT
SW winds 10 to 20 kt. Seas 3 to 5 ft.

WED
S winds diminishing to less than 10 kt. Seas 3 to 6 ft.

WED NIGHT
SW 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
SW winds 5 to 15 kt. Seas 3 to 4 ft.

FRI
SW winds 5 to 15 kt. Seas 3 to 4 ft.

FRI NIGHT
W winds 5 to 15 kt. Seas 3 to 5 ft.

Cape Cod to Nantucket Shoals and Georges Bank

TODAY
S winds 20 to 30 kt. Seas 6 to 10 ft. Showers likely and chance of tstms. Areas of fog with vsby 1 nm or less.

TONIGHT
W to SW winds 20 to 30 kt. Seas 7 to 10 ft. Showers likely and chance of tstms. Areas of fog with vsby 1 nm or less.

TUE
W to SW winds 20 to 30 kt. Seas 6 to 10 ft. Chance of showers and tstms. Areas of fog with vsby 1 nm or less.

TUE NIGHT
S to SW winds 10 to 20 kt. Seas 4 to 6 ft. Scattered showers and tstms. Areas of fog with vsby 1 nm or less.

WED
SW winds 10 to 20 kt. Seas 4 to 7 ft.

WED NIGHT
W winds 10 to 20 kt. Seas 3 to 5 ft.

THU
W to SW winds 5 to 15 kt. Seas 3 to 5 ft.

THU NIGHT
W winds 10 to 20 kt. Seas 3 to 5 ft.

FRI
W to SW winds 10 to 15 kt. Seas 3 to 5 ft.

FRI NIGHT
W winds 10 to 20 kt. Seas 3 to 5 ft.

South of New England

TODAY
S to SW winds 20 to 30 kt. Seas 7 to 12 ft. Showers likely and chance of tstms.

TONIGHT
W winds 20 to 30 kt. Seas 6 to 10 ft. Showers likely and chance of tstms.

TUE
S winds 15 to 25 kt. Seas 4 to 7 ft. Chance of showers and slight chance of tstms.

TUE NIGHT
S winds 15 to 25 kt. Seas 5 to 8 ft. Scattered showers and isolated tstms.

WED
S to SW winds 5 to 15 kt. Seas 5 to 7 ft.

WED NIGHT
SW winds 10 to 20 kt. Seas 3 to 6 ft.

THU
S to SW winds 10 to 20 kt. Seas 3 to 5 ft.

THU NIGHT
SW winds 10 to 20 kt. Seas 3 to 5 ft.

FRI
SW winds 10 to 20 kt. Seas 3 to 5 ft.

FRI NIGHT
W to SW winds 10 to 20 kt. Seas 3 to 5 ft.