Hazardous marine condition(s):
Small Craft Advisory
ANZ400-212100-
401 AM EDT Tue Apr 21 2026
.SYNOPSIS FOR THE COASTAL WATERS FROM SANDY HOOK NJ TO FENWICK
ISLAND DE AND FOR DELAWARE BAY...
Cold high pressure builds into the region today before shifting
offshore. A weak cold front will settle south of the area on
Wednesday, then approach as a warm front on Friday into Saturday. An
area of low pressure will likely then arrive Saturday into Sunday.
$$
ANZ431-212100- Delaware Bay waters south of East Point NJ to Slaughter Beach DE- 401 AM EDT Tue Apr 21 2026 SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY MORNING TODAY N winds 10 to 15 kt, becoming NW 5 to 10 kt late this morning and early afternoon, then becoming S late. Seas 1 to 2 ft. Wave Detail: N 1 foot at 3 seconds. TONIGHT S winds 10 to 15 kt, increasing to 15 to 20 kt after midnight. Seas around 2 ft. Wave Detail: S 2 ft at 3 seconds. A chance of showers after midnight. WED S winds 15 to 20 kt with gusts up to 25 kt, becoming SW 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: S 2 ft at 4 seconds. A chance of showers. WED NIGHT NW winds around 5 kt. Seas around 2 ft. Wave Detail: S 2 ft at 6 seconds and W 1 foot at 2 seconds. A chance of showers in the evening. THU NW winds 5 to 10 kt, becoming W in the afternoon. Seas around 2 ft. Wave Detail: NW 1 foot at 2 seconds and S 1 foot at 6 seconds. THU NIGHT SW winds 5 to 10 kt, becoming N after midnight. Seas around 2 ft in the evening, then 1 foot or less. Wave Detail: W 1 foot at 2 seconds and S 1 foot at 6 seconds, becoming NW 1 foot at 2 seconds and S 1 foot at 6 seconds. FRI E winds 5 to 10 kt. Seas 1 foot or less, then around 2 ft in the afternoon. FRI NIGHT SE winds 10 to 15 kt. Seas around 2 ft. A chance of showers. SAT E winds 10 to 15 kt. Seas 2 to 3 ft. A chance of showers in the morning, then showers likely in the afternoon. SAT NIGHT E winds 15 to 20 kt, becoming NE 20 to 25 kt after midnight. Seas 2 to 4 ft. Showers likely. $$
ANZ431-212100- Delaware Bay waters south of East Point NJ to Slaughter Beach DE- 401 AM EDT Tue Apr 21 2026 SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY MORNING TODAY N winds 10 to 15 kt, becoming NW 5 to 10 kt late this morning and early afternoon, then becoming S late. Seas 1 to 2 ft. Wave Detail: N 1 foot at 3 seconds. TONIGHT S winds 10 to 15 kt, increasing to 15 to 20 kt after midnight. Seas around 2 ft. Wave Detail: S 2 ft at 3 seconds. A chance of showers after midnight. WED S winds 15 to 20 kt with gusts up to 25 kt, becoming SW 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: S 2 ft at 4 seconds. A chance of showers. WED NIGHT NW winds around 5 kt. Seas around 2 ft. Wave Detail: S 2 ft at 6 seconds and W 1 foot at 2 seconds. A chance of showers in the evening. THU NW winds 5 to 10 kt, becoming W in the afternoon. Seas around 2 ft. Wave Detail: NW 1 foot at 2 seconds and S 1 foot at 6 seconds. THU NIGHT SW winds 5 to 10 kt, becoming N after midnight. Seas around 2 ft in the evening, then 1 foot or less. Wave Detail: W 1 foot at 2 seconds and S 1 foot at 6 seconds, becoming NW 1 foot at 2 seconds and S 1 foot at 6 seconds. FRI E winds 5 to 10 kt. Seas 1 foot or less, then around 2 ft in the afternoon. FRI NIGHT SE winds 10 to 15 kt. Seas around 2 ft. A chance of showers. SAT E winds 10 to 15 kt. Seas 2 to 3 ft. A chance of showers in the morning, then showers likely in the afternoon. SAT NIGHT E winds 15 to 20 kt, becoming NE 20 to 25 kt after midnight. Seas 2 to 4 ft. Showers likely. $$