Heavy Rainfall and Severe Thunderstorm Threats; Heat Risk Expands; Monitoring the Tropics
Flash flooding risks continue for portions of the Four Corners and Great Basin through today. Severe thunderstorms are outlooked from the eastern Great Lakes, southern New England into the mid-Atlantic through Tuesday. Heat risk increases and expands across the center of the nation and across the Ohio Valley and mid-Atlantic this week. Continue to closely monitor tropical development in the Gulf. Read More >
| 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: 112 PM EDT Mon Aug 31 2026 | |
| This Afternoon: SE winds around 5 kt. Seas 1 foot or less. Wave detail: SE 1 foot at 4 seconds and SE 1 foot at 8 seconds. Isolated showers. Tonight: SE winds 5 to 10 kt, becoming SW after midnight. Seas 1 foot or less. Wave detail: SE 1 foot at 4 seconds and SE 1 foot at 8 seconds. Tue: SW winds around 5 kt. Seas 1 foot or less. Wave detail: S 1 foot at 2 seconds and SE 1 foot at 7 seconds. Tue Night: S winds around 5 kt, becoming E after midnight. Seas 1 foot or less. Wave detail: SE 1 foot at 7 seconds. Wed: E winds 5 to 10 kt. Seas 1 to 2 ft. Wave detail: SE 2 ft at 11 seconds. Wed Night: SE winds 5 to 10 kt, becoming S after midnight. Seas around 2 ft. Wave detail: SE 2 ft at 11 seconds. A chance of showers and tstms. Thu: SW winds around 5 kt. Seas around 2 ft. Thu Night: W winds 5 to 10 kt. Seas around 2 ft. A chance of showers. Fri: NW winds 5 to 10 kt. Seas around 2 ft. Fri Night: N winds 5 to 10 kt. Seas around 2 ft. winds and seas higher in and near tstms. | |
| Zone Forecast: Delaware Bay waters south of East Point NJ to Slaughter Beach DE (ANZ431) | |
Visit your local NWS office at: https://www.weather.gov/phi/ |