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Excessive Rainfall and Tropical Storm in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce considerable, potentially life-threatening, flooding across the lower Mississippi River Valley and central Great Lakes region through tonight. Tropical Storm Arthur will move northeastward along the Texas coast today and then move inland over southwestern Louisiana by tonight. An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana. Read More >

Coastal Waters Forecast for Delaware Bay waters south of East Point NJ to Slaughter Beach DE (ANZ431) (Text-Only)
NWS Forecast for: Delaware Bay waters south of East Point NJ to Slaughter Beach DE (ANZ431)
Issued by: National Weather Service Philadelphia, PA
Last Update: 401 PM EDT Wed Jun 17 2026		Print



Tonight: S winds around 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave detail: SE 3 ft at 4 seconds.

Thu: SW winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 3 ft. Wave detail: S 3 ft at 4 seconds. A chance of showers and tstms in the afternoon.

Thu Night: SW winds 15 to 20 kt with gusts up to 30 kt, becoming W around 10 kt after midnight. Seas 2 to 3 ft. Wave detail: S 2 ft at 5 seconds. A chance of showers after midnight.

Fri: W winds 5 to 10 kt. Seas around 2 ft. Wave detail: SE 2 ft at 8 seconds and W 1 foot at 3 seconds.

Fri Night: W winds 10 to 15 kt. Seas around 2 ft. Wave detail: NW 2 ft at 3 seconds and SE 2 ft at 7 seconds.

Sat: W winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Wave detail: NW 2 ft at 3 seconds and SE 1 foot at 7 seconds.

Sat Night: W winds 5 to 10 kt. Seas around 2 ft.

Sun: W winds 5 to 10 kt, becoming S in the afternoon. Seas around 2 ft in the morning, then 1 foot or less.

Sun Night: S winds around 10 kt. Seas 1 foot or less, then 2 to 3 ft after midnight. A chance of showers after midnight.

Mon: SW winds 15 to 20 kt. Seas 2 to 4 ft. A chance of showers in the morning, then showers likely in the afternoon.

Mon Night: W winds 10 to 15 kt, becoming NW after midnight. Seas 2 to 4 ft in the evening. Showers likely, mainly in the evening.

winds and seas higher in and near tstms.






Zone Forecast: Delaware Bay waters south of East Point NJ to Slaughter Beach DE (ANZ431)

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