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Heavy Rainfall and Flooding Threats in the Midwest and Ohio Valley; Heat Continues in the Plains and Southeast

An active pattern will continue to bring heavy to excessive rainfall and flash flooding threats to the Midwest and Ohio Valley over the next couple of days. Dangerous heat continues across the central/southern Plains and Southeast U.S. into next week. There is potential for record-tying/breaking temperatures with many areas forecast to see their hottest temperatures so far this year. Read More >

Coastal Waters Forecast for Coastal waters from Cape Henlopen to Fenwick Island DE out 20 NM (ANZ455) (Text-Only)
NWS Forecast for: Coastal waters from Cape Henlopen to Fenwick Island DE out 20 NM (ANZ455)
Issued by: National Weather Service Philadelphia, PA
Last Update: 401 PM EDT Wed Aug 12 2026		Print

Tonight: S winds 5 to 10 kt, becoming SW late. Seas around 2 ft. Wave detail: NE 1 foot at 3 seconds and S 1 foot at 5 seconds.

Thu: SW winds 5 to 10 kt, becoming S in the afternoon. Seas around 2 ft. Wave detail: S 2 ft at 4 seconds and SE 1 foot at 8 seconds.

Thu Night: SW winds around 5 kt, becoming NW after midnight. Seas around 2 ft in the evening, then 1 foot or less. Wave detail: S 1 foot at 5 seconds and SE 1 foot at 8 seconds, becoming SE 1 foot at 8 seconds and E 1 foot at 13 seconds.

Fri: NE winds 5 to 10 kt. Seas around 2 ft. Wave detail: NE 1 foot at 2 seconds and S 1 foot at 5 seconds. A chance of showers.

Fri Night: NE winds around 5 kt, becoming N after midnight. Seas around 2 ft. Wave detail: NE 1 foot at 3 seconds and S 1 foot at 6 seconds. A chance of showers in the evening.

Sat: NE winds 5 to 10 kt. Seas around 2 ft. Wave detail: NE 1 foot at 4 seconds and S 1 foot at 6 seconds.

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

Sun: S winds 5 to 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 2 to 4 ft.

Sun Night: SW winds around 15 kt. Seas 3 to 5 ft. A chance of showers.

Mon: W winds 10 to 15 kt. Seas 2 to 4 ft. A chance of showers.

Mon Night: NW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers in the evening.






Zone Forecast: Coastal waters from Cape Henlopen to Fenwick Island DE out 20 NM (ANZ455)

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