Tropical Moisture Brings Slight Risk of Excessive Rainfall to the Southwest; Strong to Locally Severe Storms on the Plains
Heavy rain and flash flooding are possible across portions of the Southwest through Friday, where Flood Watches are in effect. Strong to locally severe thunderstorms are possible today across portions of the Plains. A tropical wave is causing heavy rainfall in Puerto Rico and the Virgin Islands, which may cause urban and small stream flooding and landslides today. Read More >
| NWS Forecast for: Coastal waters from Great Egg Inlet to Cape May NJ out 20 nm (ANZ453) Issued by: National Weather Service Philadelphia, PA Last Update: 401 AM EDT Thu Sep 18 2025 | |
| Today: N winds 5 to 10 kt, becoming W late. Seas 3 to 4 ft. Wave detail: E 4 ft at 8 seconds. A slight chance of showers early this morning. Patchy fog early this morning with vsby 1 to 3 nm. Tonight: SW winds 5 to 10 kt, becoming W 10 to 15 kt after midnight. Seas 2 to 3 ft. Wave detail: E 3 ft at 8 seconds. Fri: W winds 5 to 10 kt, becoming SW in the afternoon. Seas 2 to 3 ft. Wave detail: E 2 ft at 8 seconds. Fri Night: SW winds around 5 kt, becoming N 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 3 ft. Wave detail: NE 2 ft at 3 seconds and E 2 ft at 8 seconds. Sat: NE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Wave detail: NE 4 ft at 5 seconds and SE 2 ft at 8 seconds. Sat Night: E winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. Wave detail: E 4 ft at 6 seconds and SE 1 foot at 9 seconds. Sun: E winds 10 to 15 kt. Seas 3 to 4 ft. Sun Night: E winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas 4 to 5 ft. Mon: E winds 5 to 10 kt. Seas 4 to 5 ft. Mon Night: S winds 5 to 10 kt. Seas 4 to 5 ft. | |
| Zone Forecast: Coastal waters from Great Egg Inlet to Cape May NJ out 20 nm (ANZ453) | |
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