Active Weather Alerts
Coastal Flood Advisory
Issued: 7:20 PM Aug. 21, 2025 – National Weather Service
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 5 AM EDT SATURDAY... * WHAT...Up to one foot of inundation above ground level expected in low-lying areas near shorelines and tidal waterways. * WHERE...In New Jersey, Gloucester, Camden and Northwestern Burlington. In Pennsylvania, Delaware, Philadelphia and Lower Bucks. * WHEN...From 11 PM this evening to 5 AM EDT Saturday. * IMPACTS...At this level, flooding begins on the most vulnerable roads along tidal waterways. Some partial or full road closures are possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Coastal Flood Advisory means that minor tidal flooding is expected. Minor tidal flooding often results in some road closures. Usually, the most vulnerable roadways will flood. Do not leave your vehicle at a location that is prone to tidal flooding. Do not drive your vehicle through flood waters. The water may be deeper than you think it is. You will be putting yourself in danger and your vehicle may be damaged, leading to costly repairs. Visit the Advanced Hydrologic Prediction Service at water.weather.gov/ahps for additional water level and flood impact information for your local tide gauge. && Time of high total tides are approximate to the nearest hour. Delaware River at Philadelphia MLLW Categories - Minor 8.2 ft, Moderate 9.2 ft, Major 10.2 ft MHHW Categories - Minor 1.5 ft, Moderate 2.5 ft, Major 3.5 ft Total Total Departure Day/Time Tide Tide from Norm Flood ft MLLW ft MHHW ft Impact -------- --------- --------- --------- -------- 22/01 AM 8.8 2.1 1.8 Minor 22/02 PM 8.3 1.6 2.2 Minor 23/02 AM 9.1 2.4 2.1 Minor 23/02 PM 8.2 1.5 2.0 Minor 24/03 AM 8.7 2.0 1.8 Minor Delaware River at Burlington MLLW Categories - Minor 9.3 ft, Moderate 10.3 ft, Major 11.3 ft MHHW Categories - Minor 1.6 ft, Moderate 2.6 ft, Major 3.6 ft Total Total Departure Day/Time Tide Tide from Norm Flood ft MLLW ft MHHW ft Impact -------- --------- --------- --------- -------- 22/02 AM 9.9 2.2 1.9 Minor 22/02 PM 9.0 1.3 2.0 None 23/03 AM 10.0 2.3 2.0 Minor 23/03 PM 9.3 1.6 2.1 Minor 24/04 AM 10.0 2.3 2.1 Minor &&
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