Coastal Waters Forecast
Issued by NWS Mt. Holly, NJ
Issued by NWS Mt. Holly, NJ
879 FZUS51 KPHI 210804 CWFPHI Coastal Waters Forecast for New Jersey and Delaware National Weather Service Mount Holly NJ 401 AM EDT Fri Aug 21 2026 Sandy Hook NJ to Fenwick Island DE to 60 NM offshore and Delaware Bay ANZ400-212100- 401 AM EDT Fri Aug 21 2026 .SYNOPSIS FOR THE COASTAL WATERS FROM SANDY HOOK NJ TO FENWICK ISLAND DE AND FOR DELAWARE BAY... A stalled boundary will linger offshore, with multiple areas of low pressure moving along the front through the weekend though today will be rather quiet. High pressure will build over the area early next week, pushing the front further offshore and bringing in a period of more tranquil weather. $$ ANZ450-212100- Coastal waters from Sandy Hook to Manasquan Inlet NJ out 20 NM- 401 AM EDT Fri Aug 21 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT THIS MORNING... .TODAY...N winds 15 to 20 kt with gusts up to 25 kt, becoming NE 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: NE 3 ft at 5 seconds and S 2 ft at 5 seconds. A slight chance of showers early this morning. .TONIGHT...E winds around 5 kt. Seas 2 to 3 ft. Wave Detail: E 3 ft at 6 seconds and S 1 foot at 6 seconds. .SAT...NE winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 6 seconds. A chance of showers in the afternoon. .SAT NIGHT...E winds 5 to 10 kt, becoming S after midnight. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 5 seconds and SE 1 foot at 8 seconds. A chance of tstms. Showers likely. .SUN...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 5 seconds and SE 1 foot at 8 seconds. A chance of showers. A chance of tstms in the afternoon. .SUN NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 7 seconds and E 1 foot at 4 seconds. A chance of showers in the evening. .MON...W winds 5 to 10 kt. Seas 2 to 3 ft. .MON NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. .TUE...W winds 5 to 10 kt. Seas around 2 ft. .TUE NIGHT...SW winds 5 to 10 kt, becoming W after midnight. Seas around 2 ft. Winds and seas higher in and near tstms. $$ ANZ451-212100- Coastal waters from Manasquan Inlet to Little Egg Inlet NJ out 20 NM- 401 AM EDT Fri Aug 21 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT THIS MORNING... .TODAY...N winds 15 to 20 kt with gusts up to 25 kt, diminishing to 10 to 15 kt with gusts up to 20 kt this afternoon. Seas 3 to 4 ft. Wave Detail: NE 3 ft at 5 seconds and S 2 ft at 5 seconds. .TONIGHT...NE winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 6 seconds. .SAT...E winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 6 seconds and SE 1 foot at 14 seconds. A chance of showers in the morning, then showers likely with a chance of tstms in the afternoon. .SAT NIGHT...SE winds around 10 kt, becoming S after midnight. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 5 seconds and E 1 foot at 8 seconds. A chance of tstms. Showers likely, mainly in the evening. .SUN...W winds 5 to 10 kt, becoming SW 10 to 15 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: S 2 ft at 5 seconds and NE 2 ft at 5 seconds. A chance of showers. A chance of tstms in the afternoon. .SUN NIGHT...W winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 7 seconds and NE 1 foot at 4 seconds. A chance of showers and tstms in the evening. .MON...W winds 10 to 15 kt. Seas 2 to 3 ft. .MON NIGHT...W winds 10 to 15 kt. Seas 2 to 3 ft. .TUE...NW winds 5 to 10 kt, becoming SW in the afternoon. Seas around 2 ft. .TUE NIGHT...SW winds 10 to 15 kt, becoming W 5 to 10 kt after midnight. Seas around 2 ft. Winds and seas higher in and near tstms. $$ ANZ452-212100- Coastal waters from Little Egg Inlet to Great Egg Inlet NJ out 20 NM- 401 AM EDT Fri Aug 21 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT THIS MORNING... .TODAY...N winds 15 to 20 kt, becoming NE 10 to 15 kt this afternoon. Seas 3 to 4 ft. Wave Detail: N 3 ft at 3 seconds and S 2 ft at 5 seconds. .TONIGHT...NE winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: NE 3 ft at 6 seconds and S 1 foot at 5 seconds. .SAT...E winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: NE 2 ft at 6 seconds and S 1 foot at 4 seconds. A chance of showers in the morning, then showers likely with a chance of tstms in the afternoon. .SAT NIGHT...SE winds around 10 kt, becoming S after midnight. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 5 seconds and E 1 foot at 9 seconds. Showers likely with a chance of tstms. .SUN...W winds 5 to 10 kt, becoming SW 10 to 15 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: S 2 ft at 5 seconds and NE 2 ft at 5 seconds. A chance of showers. .SUN NIGHT...W winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 7 seconds and SE 2 ft at 8 seconds. A chance of showers and tstms in the evening. .MON...W winds 10 to 15 kt. Seas 2 to 3 ft. .MON NIGHT...W winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas 2 to 3 ft. .TUE...NW winds 5 to 10 kt, becoming SW in the afternoon. Seas around 2 ft. .TUE NIGHT...W winds 5 to 10 kt. Seas around 2 ft. Winds and seas higher in and near tstms. $$ ANZ453-212100- Coastal waters from Great Egg Inlet to Cape May NJ out 20 NM- 401 AM EDT Fri Aug 21 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT THIS MORNING... .TODAY...N winds 10 to 15 kt with gusts up to 20 kt, becoming NE 5 to 10 kt this afternoon. Seas 2 to 3 ft. Wave Detail: N 2 ft at 3 seconds and S 2 ft at 5 seconds. .TONIGHT...E winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: NE 2 ft at 6 seconds and S 1 foot at 5 seconds. .SAT...E winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: NE 2 ft at 6 seconds and S 1 foot at 4 seconds. A chance of showers in the morning, then showers likely with a chance of tstms in the afternoon. .SAT NIGHT...SE winds 5 to 10 kt, becoming SW after midnight. Seas 2 to 3 ft. Wave Detail: E 2 ft at 6 seconds and S 1 foot at 3 seconds. Showers likely with a chance of tstms. .SUN...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 5 seconds and NE 2 ft at 5 seconds. A chance of showers in the afternoon. .SUN NIGHT...SW winds 5 to 10 kt, becoming W after midnight. Seas 2 to 3 ft. Wave Detail: E 2 ft at 6 seconds and SE 1 foot at 12 seconds. A chance of showers and tstms in the evening. .MON...W winds 5 to 10 kt. Seas around 2 ft. .MON NIGHT...W winds 5 to 10 kt. Seas around 2 ft. .TUE...NW winds 5 to 10 kt, becoming W in the afternoon. Seas around 2 ft. .TUE NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Winds and seas higher in and near tstms. $$ ANZ454-212100- Coastal waters from Cape May NJ to Cape Henlopen DE out 20 NM- 401 AM EDT Fri Aug 21 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT THIS MORNING... .TODAY...N winds 10 to 15 kt, becoming NE 5 to 10 kt this afternoon. Seas 2 to 3 ft. Wave Detail: S 2 ft at 5 seconds and N 1 foot at 3 seconds. .TONIGHT...E winds around 5 kt. Seas 2 to 3 ft. Wave Detail: NE 2 ft at 6 seconds and NW 1 foot at 3 seconds. .SAT...E winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: NE 2 ft at 6 seconds and S 1 foot at 4 seconds. Showers likely in the morning, then showers likely with a chance of tstms in the afternoon. .SAT NIGHT...SE winds around 10 kt, becoming SW after midnight. Seas 2 to 3 ft. Wave Detail: NE 2 ft at 6 seconds and SE 1 foot at 3 seconds. Showers likely with a chance of tstms in the evening, then a chance of showers after midnight. .SUN...SW winds around 5 kt. Seas around 2 ft. Wave Detail: SE 1 foot at 6 seconds and SE 1 foot at 13 seconds. A chance of showers and tstms in the afternoon. .SUN NIGHT...W winds 5 to 10 kt. Seas around 2 ft. Wave Detail: E 2 ft at 6 seconds and W 1 foot at 2 seconds. A chance of showers in the evening. .MON...W winds 5 to 10 kt. Seas around 2 ft. .MON NIGHT...W winds 5 to 10 kt. Seas around 2 ft. .TUE...NW winds around 5 kt. Seas around 2 ft. .TUE NIGHT...SW winds around 5 kt. Seas around 2 ft. Winds and seas higher in and near tstms. $$ ANZ455-212100- Coastal waters from Cape Henlopen to Fenwick Island DE out 20 NM- 401 AM EDT Fri Aug 21 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT THIS MORNING... .TODAY...N winds 10 to 15 kt, becoming NE 5 to 10 kt this afternoon. Seas 2 to 3 ft. Wave Detail: N 2 ft at 3 seconds and S 2 ft at 5 seconds. .TONIGHT...E winds 5 to 10 kt. Seas around 2 ft. Wave Detail: NE 2 ft at 6 seconds and NW 1 foot at 3 seconds. .SAT...E winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: NE 2 ft at 6 seconds and S 1 foot at 4 seconds. Showers likely in the morning, then showers likely with a chance of tstms in the afternoon. .SAT NIGHT...SE winds 5 to 10 kt, becoming SW after midnight. Seas 2 to 3 ft. Wave Detail: NE 2 ft at 6 seconds and SE 1 foot at 3 seconds. Showers likely with a chance of tstms in the evening, then a chance of showers after midnight. .SUN...SW winds around 5 kt. Seas 2 to 3 ft. Wave Detail: E 2 ft at 7 seconds and SE 1 foot at 13 seconds. A chance of showers and tstms in the afternoon. .SUN NIGHT...W winds 5 to 10 kt. Seas around 2 ft. Wave Detail: E 2 ft at 6 seconds and NW 1 foot at 2 seconds. A chance of showers in the evening. .MON...W winds 5 to 10 kt. Seas around 2 ft. .MON NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. .TUE...NW winds 5 to 10 kt, becoming N in the afternoon. Seas around 2 ft. .TUE NIGHT...S winds around 5 kt, becoming W after midnight. Seas around 2 ft. Winds and seas higher in and near tstms. $$ ANZ431-212100- Delaware Bay waters south of East Point NJ to Slaughter Beach DE- 401 AM EDT Fri Aug 21 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT THIS MORNING... .TODAY...N winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt this afternoon. Seas around 2 ft this morning, then 1 foot or less. Wave Detail: N 1 foot at 3 seconds and SE 1 foot at 5 seconds. .TONIGHT...E winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: N 1 foot at 3 seconds and SE 1 foot at 5 seconds. .SAT...E winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: E 1 foot at 2 seconds. Showers likely. A chance of tstms in the afternoon. .SAT NIGHT...SE winds 5 to 10 kt, becoming SW after midnight. Seas 1 to 2 ft in the evening, then 1 foot or less. Wave Detail: SE 1 foot at 3 seconds, becoming S 1 foot at 3 seconds. Showers likely with a chance of tstms in the evening, then a chance of showers after midnight. .SUN...W winds around 5 kt. Seas 1 foot or less. Wave Detail: S 1 foot at 4 seconds. A chance of showers and tstms in the afternoon. .SUN NIGHT...W winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: SW 1 foot at 3 seconds. A chance of showers in the evening. .MON...W winds 5 to 10 kt. Seas 1 foot or less. .MON NIGHT...W winds 5 to 10 kt. Seas 1 foot or less. .TUE...NW winds around 5 kt. Seas 1 foot or less. .TUE NIGHT...SW winds around 5 kt. Seas 1 foot or less. Winds and seas higher in and near tstms. $$ ANZ430-212100- Delaware Bay waters north of East Point NJ to Slaughter Beach DE- 401 AM EDT Fri Aug 21 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT THIS MORNING... .TODAY...N winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt this afternoon. Seas 1 foot or less. Wave Detail: SE 1 foot at 5 seconds. .TONIGHT...SE winds 5 to 10 kt. Seas 1 foot or less. .SAT...E winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: SE 1 foot at 2 seconds. A chance of showers in the morning, then showers likely with a chance of tstms in the afternoon. .SAT NIGHT...E winds 5 to 10 kt, becoming SW after midnight. Seas 1 foot or less. Wave Detail: SE 1 foot at 3 seconds. Showers likely with a chance of tstms in the evening, then a chance of showers after midnight. .SUN...W winds around 5 kt. Seas 1 foot or less. Wave Detail: SE 1 foot at 3 seconds. A chance of showers and tstms in the afternoon. .SUN NIGHT...W winds 5 to 10 kt. Seas 1 foot or less. A chance of showers in the evening. .MON...W winds 5 to 10 kt. Seas 1 foot or less. .MON NIGHT...W winds 5 to 10 kt. Seas 1 foot or less. .TUE...NW winds around 5 kt. Seas 1 foot or less. .TUE NIGHT...SW winds around 5 kt. Seas 1 foot or less. Winds and seas higher in and near tstms. $$ ANZ485-212100- Waters from Cape May NJ to Fenwick Island DE from 20 to 60 NM- 401 AM EDT Fri Aug 21 2026 .TODAY...N winds 10 to 15 kt, diminishing to 5 to 10 kt late. Seas 3 to 4 ft. Wave Detail: S 3 ft at 5 seconds and N 2 ft at 4 seconds. .TONIGHT...NE winds 5 to 10 kt. Seas around 3 ft. Wave Detail: NE 2 ft at 6 seconds and S 1 foot at 5 seconds. .SAT...E winds 5 to 10 kt. Seas around 3 ft. Wave Detail: NE 2 ft at 6 seconds and SE 2 ft at 9 seconds. Showers likely in the morning, then showers likely with a chance of tstms in the afternoon. .SAT NIGHT...S winds around 10 kt, becoming SW after midnight. Seas around 3 ft. Wave Detail: S 2 ft at 4 seconds and E 2 ft at 7 seconds. A chance of tstms. Showers likely, mainly in the evening. .SUN...SW winds 5 to 10 kt. Seas around 3 ft. Wave Detail: S 2 ft at 5 seconds and NE 2 ft at 5 seconds. A chance of showers. .SUN NIGHT...W winds around 10 kt. Seas around 3 ft. Wave Detail: SE 2 ft at 7 seconds and SE 2 ft at 12 seconds. A chance of tstms in the evening. A chance of showers. .MON...NW winds 5 to 10 kt. Seas 2 to 3 ft. .MON NIGHT...W winds 5 to 10 kt. Seas around 2 ft. .TUE...W winds around 5 kt. Seas around 2 ft. .TUE NIGHT...SW winds around 5 kt. Seas 2 to 3 ft. Winds and seas higher in and near tstms. $$ ANZ483-212100- Waters from Great Egg Inlet NJ to Cape May NJ from 20 to 60 NM- 401 AM EDT Fri Aug 21 2026 .TODAY...N winds 15 to 20 kt, diminishing to 10 to 15 kt with gusts up to 20 kt late this morning and afternoon. Seas 3 to 4 ft. Wave Detail: N 3 ft at 5 seconds and S 3 ft at 6 seconds. .TONIGHT...NE winds 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: NE 3 ft at 6 seconds and S 1 foot at 5 seconds. .SAT...E winds 5 to 10 kt. Seas around 3 ft. Wave Detail: NE 3 ft at 6 seconds and SE 2 ft at 9 seconds. A chance of showers in the morning, then showers likely in the afternoon. .SAT NIGHT...SE winds around 10 kt, becoming SW after midnight. Seas around 3 ft. Wave Detail: S 2 ft at 4 seconds and E 2 ft at 7 seconds. A chance of tstms. Showers likely, mainly in the evening. .SUN...SW winds 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: SE 3 ft at 7 seconds and NE 1 foot at 5 seconds. A chance of showers. .SUN NIGHT...W winds around 10 kt. Seas around 3 ft. Wave Detail: S 3 ft at 7 seconds and E 2 ft at 8 seconds. A chance of showers. .MON...W winds around 10 kt. Seas 2 to 3 ft. .MON NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. .TUE...W winds 5 to 10 kt. Seas around 2 ft. .TUE NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. Winds and seas higher in and near tstms. $$ ANZ482-212100- Waters from Little Egg Inlet NJ to Great Egg Inlet NJ from 20 to 60 NM- 401 AM EDT Fri Aug 21 2026 .TODAY...N winds 15 to 20 kt, diminishing to 10 to 15 kt late. Seas 4 to 5 ft. Wave Detail: N 3 ft at 4 seconds and S 2 ft at 6 seconds. .TONIGHT...NE winds 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: NE 3 ft at 6 seconds and S 1 foot at 5 seconds. .SAT...E winds 5 to 10 kt. Seas around 3 ft. Wave Detail: E 3 ft at 7 seconds and S 1 foot at 4 seconds. A chance of showers in the morning, then showers likely in the afternoon. .SAT NIGHT...SE winds 10 to 15 kt, becoming S after midnight. Seas around 3 ft. Wave Detail: SE 2 ft at 3 seconds and E 2 ft at 7 seconds. A chance of tstms. Showers likely, mainly in the evening. .SUN...SW winds around 10 kt. Seas 3 to 4 ft. Wave Detail: SW 3 ft at 6 seconds and NE 1 foot at 5 seconds. A chance of showers. .SUN NIGHT...W winds 10 to 15 kt. Seas around 3 ft. Wave Detail: E 3 ft at 6 seconds and W 2 ft at 3 seconds. A chance of showers in the evening. .MON...W winds 10 to 15 kt. Seas around 3 ft. .MON NIGHT...W winds 10 to 15 kt. Seas 2 to 3 ft. .TUE...W winds 5 to 10 kt. Seas 2 to 3 ft. .TUE NIGHT...W winds around 10 kt. Seas 2 to 3 ft. Winds and seas higher in and near tstms. $$ ANZ481-212100- Waters from Manasquan Inlet NJ to Little Egg Inlet NJ from 20 to 60 NM- 401 AM EDT Fri Aug 21 2026 .TODAY...N winds 15 to 20 kt, diminishing to 10 to 15 kt late. Seas 4 to 5 ft. .TONIGHT...NE winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas 3 to 4 ft. .SAT...NE winds 5 to 10 kt, becoming E in the afternoon. Seas around 3 ft. A chance of showers in the morning, then showers likely in the afternoon. .SAT NIGHT...SE winds around 10 kt, becoming S after midnight. Seas around 3 ft. Showers with a chance of tstms. .SUN...SW winds 10 to 15 kt. Seas 3 to 4 ft. A chance of showers. .SUN NIGHT...W winds 10 to 15 kt. Seas 3 to 4 ft. A chance of showers after midnight. .MON...W winds 10 to 15 kt. Seas around 3 ft. .MON NIGHT...W winds 10 to 15 kt. Seas 2 to 3 ft. .TUE...W winds 5 to 10 kt. Seas 2 to 3 ft. .TUE NIGHT...W winds around 10 kt. Seas 2 to 3 ft. Winds and seas higher in and near tstms. $$ ANZ480-212100- Waters from Sandy Hook NJ to Manasquan Inlet NJ from 20 to 40 NM- 401 AM EDT Fri Aug 21 2026 .TODAY...N winds 15 to 20 kt with gusts up to 25 kt, diminishing to 10 to 15 kt late. Seas 3 to 5 ft. Wave Detail: NE 4 ft at 5 seconds and S 2 ft at 5 seconds. .TONIGHT...NE winds 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: NE 3 ft at 6 seconds and S 1 foot at 6 seconds. .SAT...NE winds 5 to 10 kt. Seas around 3 ft. Wave Detail: E 3 ft at 7 seconds and S 1 foot at 5 seconds. A chance of showers in the morning, then showers likely in the afternoon. .SAT NIGHT...E winds around 10 kt, becoming S after midnight. Seas around 3 ft. Wave Detail: E 3 ft at 5 seconds and SE 1 foot at 8 seconds. Showers with a chance of tstms. .SUN...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: E 2 ft at 6 seconds and SE 1 foot at 13 seconds. A chance of showers. .SUN NIGHT...W winds around 10 kt. Seas around 3 ft. Wave Detail: S 3 ft at 7 seconds and SE 1 foot at 12 seconds. A chance of showers in the evening. .MON...W winds around 10 kt. Seas 2 to 3 ft. .MON NIGHT...W winds around 10 kt. Seas 2 to 3 ft. .TUE...W winds 5 to 10 kt. Seas 2 to 3 ft. .TUE NIGHT...SW winds around 10 kt, becoming W after midnight. Seas around 2 ft. Winds and seas higher in and near tstms. $$