OPC Atlantic NAVTEX Offshore Waters Forecast Areas

Eastport Maine to Cape Cod

Updated: 440 PM EDT Sat May 17 2025

.TONIGHT...S to SW winds 10 to 20 kt. Seas 3 to 5 ft. Showers
likely and scattered tstms. Patchy fog. Vsby 1 NM or less. 
.SUN...SW winds 10 to 20 kt. Seas 3 to 5 ft. Chance of showers
and tstms with vsby 1 nm or less. 
.SUN NIGHT...W to NW winds 10 to 20 kt. Seas 4 to 6 ft. Chance
of showers with vsby 1 nm or less. 
.MON...NW winds 10 to 20 kt. Seas 4 to 6 ft. Chance of showers. 
.MON NIGHT...N winds 10 to 20 kt. Seas 4 to 6 ft. 
.TUE...N to NE winds 15 to 25 kt. Seas 4 to 6 ft. 
.TUE NIGHT...NE winds 10 to 20 kt. Seas 4 to 7 ft. 
.WED...E winds 10 to 20 kt. Seas 5 to 7 ft. 
.WED NIGHT...E winds 20 to 30 kt. Seas 5 to 9 ft. 
.THU...E winds 20 to 30 kt. Seas 8 to 14 ft. 
.THU NIGHT...NE winds 20 to 30 kt. Seas 9 to 15 ft.

Cape Cod to Nantucket Shoals and Georges Bank

Updated: 440 PM EDT Sat May 17 2025

.TONIGHT...W to SW winds 10 to 20 kt. Seas 5 to 9 ft. Areas of
fog early. Chance of showers and tstms. Vsby 1 NM or less. 
.SUN...W winds 15 to 25 kt. Seas 6 to 9 ft. Chance of showers
and scattered tstms with vsby 1 nm or less. 
.SUN NIGHT...W winds 20 to 30 kt. Seas 7 to 11 ft. Chance of
showers with vsby 1 nm or less. 
.MON...W to NW winds 20 to 30 kt. Seas 8 to 12 ft. 
.MON NIGHT...NW winds 15 to 25 kt. Seas 6 to 11 ft. 
.TUE...N to NW winds 15 to 25 kt. Seas 5 to 8 ft. 
.TUE NIGHT...NE winds 10 to 20 kt. Seas 5 to 9 ft. 
.WED...E winds 10 to 20 kt. Seas 6 to 9 ft. 
.WED NIGHT...E to SE winds 20 to 30 kt. Seas 6 to 10 ft. 
.THU...S to SW winds 20 to 30 kt. Seas 8 to 13 ft. 
.THU NIGHT...W to SW winds 15 to 25 kt. Seas 7 to 12 ft.

South of New England

Updated: 440 PM EDT Sat May 17 2025

.TONIGHT...W winds 10 to 20 kt. Seas 4 to 8 ft. Chance of
showers and tstms with vsby 1 nm or less. 
.SUN...W winds 15 to 25 kt. Seas 5 to 7 ft. 
.SUN NIGHT...W to NW winds 20 to 30 kt. Seas 5 to 8 ft. 
.MON...W to NW winds 20 to 30 kt. Seas 6 to 10 ft. 
.MON NIGHT...NW winds 15 to 25 kt. Seas 4 to 8 ft. 
.TUE...N winds 10 to 20 kt. Seas 3 to 5 ft. 
.TUE NIGHT...E to NE winds 10 to 20 kt. Seas 3 to 5 ft. 
.WED...E winds 15 to 25 kt. Seas 3 to 6 ft. 
.WED NIGHT...E to SE winds 20 to 30 kt. Seas 6 to 11 ft. 
.THU...W to SW winds 15 to 25 kt. Seas 8 to 14 ft. 
.THU NIGHT...W winds 10 to 20 kt. Seas 7 to 10 ft.

Sandy Hook to 37.5N

Updated: 441 PM EDT Sat May 17 2025

.TONIGHT...W to NW winds 15 to 25 kt. Seas 6 to 10 ft. Chance of
showers and tstms with vsby 1 nm or less. 
.SUN...W winds 15 to 25 kt. Seas 7 to 10 ft. 
.SUN NIGHT...NW winds 20 to 30 kt. Seas 6 to 9 ft. 
.MON...W to NW winds 20 to 30 kt. Seas 7 to 11 ft. 
.MON NIGHT...N to NW winds 15 to 25 kt. Seas 5 to 9 ft. 
.TUE...N to NW winds 10 to 20 kt. Seas 3 to 5 ft. 
.TUE NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. 
.WED...E to SE winds 15 to 25 kt. Seas 3 to 6 ft. 
.WED NIGHT...S to SW winds 20 to 30 kt. Seas 6 to 11 ft. 
.THU...N to NW winds 15 to 25 kt. Seas 8 to 13 ft. 
.THU NIGHT...W to NW winds 15 to 25 kt. Seas 6 to 9 ft.

37.5N to Cape Hatteras

Updated: 441 PM EDT Sat May 17 2025

.TONIGHT...W winds 15 to 25 kt. Seas 7 to 10 ft. Chance of
showers and tstms. 
.SUN...W winds 20 to 30 kt. Seas 5 to 9 ft. Chance of showers
and tstms. 
.SUN NIGHT...NW winds 15 to 25 kt. Seas 5 to 8 ft. 
.MON...NW winds 15 to 25 kt. Seas 6 to 9 ft. 
.MON NIGHT...W to NW winds 10 to 20 kt. Seas 4 to 7 ft. 
.TUE...N to NE winds 5 to 15 kt. Seas 3 to 5 ft. 
.TUE NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. 
.WED...S to SE winds 15 to 25 kt. Seas 3 to 6 ft. 
.WED NIGHT...W to SW winds 20 to 30 kt. Seas 5 to 9 ft. 
.THU...W winds 15 to 25 kt. Seas 5 to 9 ft. 
.THU NIGHT...W to NW winds 15 to 25 kt. Seas 6 to 10 ft.

Cape Hatteras to Murrells Inlet

Updated: 441 PM EDT Sat May 17 2025

.TONIGHT...W winds 15 to 25 kt. Seas 6 to 10 ft. Chance of
showers and slight chance of tstms. 
.SUN...W winds 20 to 30 kt. Seas 5 to 9 ft. 
.SUN NIGHT...W winds 15 to 25 kt. Seas 5 to 7 ft. 
.MON...NW winds 10 to 20 kt. Seas 4 to 6 ft. 
.MON NIGHT...W to SW winds 5 to 15 kt. Seas 3 to 5 ft. 
.TUE...E to NE winds 5 to 15 kt. Seas 3 to 4 ft. 
.TUE NIGHT...S to SW winds 10 to 20 kt. Seas 3 to 5 ft. 
.WED...SW winds 15 to 25 kt. Seas 3 to 6 ft. 
.WED NIGHT...W to SW winds 15 to 25 kt. Seas 5 to 8 ft. 
.THU...W to SW winds 15 to 25 kt. Seas 5 to 8 ft. 
.THU NIGHT...W to NW winds 15 to 25 kt. Seas 6 to 10 ft.

Murrells Inlet to 31N

Updated: 452 PM EDT Sat May 17 2025

.TONIGHT...W winds 15 to 25 kt. Seas 5 to 9 ft. Slight chance of
tstms. 
.SUN...W to SW winds 5 to 15 kt. Seas 4 to 7 ft. 
.SUN NIGHT...W winds 5 to 15 kt. Seas 3 to 5 ft. Chance of
showers and tstms. 
.MON...Variable winds 5 to 15 kt. Seas 3 to 5 ft. 
.MON NIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft.
.TUE...SW winds 5 to 15 kt. Seas 3 to 4 ft. 
.TUE NIGHT...SW winds 10 to 20 kt. Seas 3 to 5 ft. 
.WED...SW winds 15 to 25 kt. Seas 3 to 6 ft. 
.WED NIGHT...W to SW winds 15 to 25 kt. Seas 5 to 7 ft. 
.THU...W winds 10 to 20 kt. Seas 5 to 7 ft. 
.THU NIGHT...NW winds 15 to 25 kt. Seas 5 to 8 ft.

South of 31N

Updated: 452 PM EDT Sat May 17 2025

.TONIGHT...W to SW winds 10 to 20 kt. Seas 3 to 5 ft. 
.SUN...W to SW winds 5 to 15 kt. Seas 3 to 5 ft. 
.SUN NIGHT...W to SW winds 5 to 15 kt. Seas 3 to 4 ft. 
.MON...W to SW winds 5 to 15 kt. Seas 3 to 4 ft. 
.MON NIGHT...SW 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...SW winds 10 to 20 kt. Seas 3 to 4 ft. 
.WED...SW winds 10 to 20 kt. Seas 3 to 6 ft. 
.WED NIGHT...W winds 10 to 20 kt. Seas 4 to 6 ft. 
.THU...W to NW winds 5 to 15 kt. Seas 3 to 6 ft. 
.THU NIGHT...NW winds 5 to 15 kt. Seas 3 to 5 ft.

Basin:
Atlantic
- Atlantic
- Pacific
Forecast Type:
NAVTEX Offshore Waters Forecast
- Offshore Waters Forecast
- Voice Broadcast (VOBRA) Offshore Waters Forecast
- NAVTEX Offshore Waters Forecast

Below is a map of the Atlantic NAVTEX Offshore Waters Forecast areas. Clicking on a zone will display the forecast for that area.