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Coastal waters from Cape Henlopen to Fenwick Island DE out 20 nm Marine Forecast

Updated 7:45am EDT May 12, 2026
Zone Map
Today
NW winds 10 to 15 kt, becoming N 5 to 10 kt late this morning and early afternoon, then becoming SE late. Seas around 3 ft. Wave Detail: E 3 ft at 8 seconds and N 1 foot at 3 seconds.
Tonight
S winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 3 seconds and E 2 ft at 9 seconds.
Wed
S winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 4 ft. Wave Detail: S 4 ft at 4 seconds and E 2 ft at 9 seconds.
Wed Night
S winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 3 to 5 ft. Wave Detail: S 4 ft at 5 seconds and E 2 ft at 9 seconds. A chance of showers in the evening, then showers after midnight.
Thu
W winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 9 seconds and S 2 ft at 5 seconds. Showers, mainly in the morning.
Thu Night
NW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 4 ft. Wave Detail: SE 3 ft at 7 seconds and NW 2 ft at 3 seconds.
Fri
NW winds 10 to 15 kt, diminishing to 5 to 10 kt in the afternoon. Seas 3 to 4 ft.
Fri Night
W winds 5 to 10 kt. Seas 3 to 4 ft.
Sat
SW winds around 5 kt, becoming S 10 to 15 kt in the afternoon. Seas 3 to 4 ft.
Sat Night
SW winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas 3 to 4 ft.