Offshore Forecast
Issued by NWS

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621
FZNT25 KWNM 180928
OFFN03

NAVTEX Marine Forecast for southeast U.S. waters
NWS Ocean Prediction Center Washington DC
528 AM EDT Mon Aug 18 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 weak stationary front across the area will
dissipate today. Hurricane Erin, currently well SE of the waters,
will approach the region from the SE Tue and Tue night, then
track N to NE to the E and NE of the waters Wed and Wed night.
Long period SE to S swell from Erin will move into the waters
tonight, and then continue in the area Mon through Wed before
slowly backing to E and NE Wed night through Fri night. A
stationary front will form across the waters Fri and Fri night.
For more information on Hurricane Erin, please closely monitor
the latest forecasts from the National Hurricane Center.

Murrells Inlet to 31N

...TROPICAL STORM CONDITIONS POSSIBLE WED...

.TODAY...NE winds 5 to 15 kt. Seas 4 to 8 ft.
.TONIGHT...NE winds 5 to 15 kt. Seas 7 to 12 ft. Isolated
showers and tstms.
.TUE...NE winds 10 to 20 kt. Seas 9 to 15 ft. Scattered showers
and tstms.
.TUE NIGHT...NE winds 20 to 30 kt. Seas 14 to 24 ft. Scattered
showers and tstms.
.WED...N winds 40 to 55 kt. Seas 23 to 35 ft.
.WED NIGHT...N to NW winds 40 to 55 kt. Seas 19 to 32 ft.
.THU...N to NW winds 20 to 30 kt. Seas 12 to 20 ft.
.THU NIGHT...N to NE winds 10 to 20 kt. Seas 10 to 15 ft.
.FRI...E to NE winds 5 to 15 kt. Seas 8 to 12 ft.
.FRI NIGHT...E winds 5 to 15 kt. Seas 6 to 10 ft.

South of 31N

.TODAY...NE winds 5 to 15 kt. Seas 5 to 9 ft. Tstms and
scattered showers.
.TONIGHT...NE winds 5 to 15 kt. Seas 8 to 13 ft. Isolated
showers and tstms.
.TUE...NE winds 10 to 20 kt. Seas 10 to 17 ft. Scattered showers
and tstms.
.TUE NIGHT...N to NE winds 20 to 30 kt. Seas 14 to 22 ft.
Scattered showers and tstms.
.WED...N winds 20 to 30 kt. Seas 18 to 25 ft.
.WED NIGHT...NW winds 20 to 30 kt. Seas 14 to 23 ft.
.THU...N to NW winds 10 to 20 kt. Seas 10 to 16 ft.
.THU NIGHT...Variable winds less than 10 kt. Seas 8 to 12 ft.
.FRI...E winds less than 10 kt. Seas 7 to 11 ft.
.FRI NIGHT...E to SE winds less than 10 kt. Seas 6 to 9 ft.