Heavy Rainfall in the East Wednesday; Hot Temperatures Continue in Coastal Southern California
Heavy to excessive rainfall may lead to flooding Wednesday over southwest Pennsylvania into northern West Virginia, and western Maryland. Flood Watches have been issued. An extended period of hot weather will continue for parts of coastal southern California including Los Angeles through Thursday. Heat Advisories remain in effect. Read More >
| NWS Forecast for: Coastal waters from Cape May NJ to Cape Henlopen DE out 20 nm (ANZ454) Issued by: National Weather Service Philadelphia, PA Last Update: 617 PM EDT Tue May 20 2025 | |
Tonight: SE winds 5 to 10 kt, increasing to 10 to 15 kt late. Seas around 2 ft. Wave detail: SE 2 ft at 3 seconds and NE 2 ft at 7 seconds. A chance of rain late. Wed: SE winds 15 to 20 kt, becoming E 20 to 25 kt in the afternoon. Seas 2 to 4 ft, building to 4 to 5 ft in the afternoon. Wave detail: E 4 ft at 7 seconds and SE 3 ft at 4 seconds, becoming E 5 ft at 6 seconds. Periods of rain. Wed Night: E winds 20 to 25 kt, diminishing to 15 to 20 kt after midnight. Seas 4 to 6 ft. Wave detail: E 6 ft at 6 seconds. Periods of rain. Patchy fog after midnight with vsby 1 to 3 nm. Thu: NE winds 10 to 15 kt, becoming NW 15 to 20 kt in the afternoon. Seas 3 to 5 ft. Wave detail: NE 5 ft at 7 seconds and NW 2 ft at 3 seconds. Patchy fog in the morning. Periods of rain, mainly in the morning with vsby 1 to 3 nm. Thu Night: W winds 15 to 20 kt, diminishing to around 10 kt after midnight. Seas 3 to 5 ft. Wave detail: E 5 ft at 9 seconds and NW 3 ft at 4 seconds. A chance of showers. Fri: W winds 10 to 15 kt. Seas 2 to 4 ft. Wave detail: E 4 ft at 9 seconds and NW 3 ft at 4 seconds. A chance of showers in the afternoon. Fri Night: W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. A chance of showers in the evening. Sat: W winds 10 to 15 kt. Seas 2 to 4 ft. Sat Night: NW winds 10 to 15 kt. Seas 2 to 3 ft. Sun: W winds around 10 kt. Seas 2 to 3 ft. Sun Night: W winds around 10 kt. Seas around 2 ft. A chance of showers after midnight. | |
| Zone Forecast: Coastal waters from Cape May NJ to Cape Henlopen DE out 20 nm (ANZ454) | |
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