Prolonged Atmospheric River Will Impact the Northwest Early this Week
A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. 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: 605 PM EST Sun Dec 7 2025 | |
Tonight: W winds 5 to 10 kt, becoming NW 10 to 15 kt with gusts up to 20 kt after midnight, then becoming N 15 to 20 kt with gusts up to 25 kt late. Seas 2 to 4 ft. Wave detail: NW 3 ft at 3 seconds and E 2 ft at 9 seconds. Mon: N winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to 6 ft. Wave detail: NE 6 ft at 6 seconds and NW 4 ft at 3 seconds. Mon Night: NE winds 20 to 25 kt, diminishing to 10 to 15 kt after midnight. Seas 4 to 6 ft. Wave detail: NE 6 ft at 7 seconds and NW 1 foot at 4 seconds. Tue: NE winds 5 to 10 kt, becoming SW in the afternoon. Seas 3 to 4 ft. Wave detail: E 4 ft at 7 seconds and NW 1 foot at 4 seconds. Tue Night: SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. Wave detail: SW 4 ft at 4 seconds and E 3 ft at 8 seconds. Wed: SW winds 20 to 25 kt, increasing to 25 to 30 kt in the afternoon. Seas 5 to 8 ft. Wave detail: S 8 ft at 7 seconds and E 2 ft at 9 seconds. Wed Night: W winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to 8 ft. Thu: W winds 15 to 20 kt. Seas 3 to 5 ft. Thu Night: NW winds 10 to 15 kt. Seas 2 to 3 ft. A chance of rain. Fri: NW winds 10 to 15 kt. Seas 2 to 3 ft. A chance of rain. Fri Night: NW winds 15 to 20 kt, becoming W 20 to 25 kt after midnight. Seas 2 to 4 ft. A chance of rain. A chance of snow after midnight. Vsby 1 to 3 nm. | |
| Zone Forecast: Coastal waters from Cape May NJ to Cape Henlopen DE out 20 nm (ANZ454) | |
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