Coastal Flood Advisory

Locations Affected

Philadelphia, PA ∙ Camden, NJ ∙ Vineland, NJ ∙ Havertown, PA ∙ Lahaska, PA ∙ Bristol, PA ∙ Greentree, NJ ∙ Westville, NJ ∙ Cinnaminson, NJ ∙ Florence, NJ

Full Alert Message

Coastal Hazard Message National Weather Service Mount Holly NJ 733 AM EDT Fri Sep 25 2026 ...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT SUNDAY... * WHAT...Up to one foot of inundation above ground level 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...Until 5 AM EDT Sunday. * IMPACTS...At this level, flooding begins on the most vulnerable roads along tidal waterways. Some partial or full road closures are possible. * ADDITIONAL DETAILS...Localized moderate tidal flooding impacts cannot be ruled out. 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 National Water Prediction Service at https://water.noaa.gov/wfo/phi 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 -------- --------- --------- --------- -------- 25/01 PM 8.6 1.9 2.1 Minor 26/01 AM 8.6 1.9 2.0 Minor 26/02 PM 8.8 2.1 2.1 Minor 27/02 AM 8.7 2.0 2.1 Minor 27/03 PM 8.2 1.5 1.3 Minor 28/03 AM 7.6 0.9 1.1 None 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 -------- --------- --------- --------- -------- 25/02 PM 10.1 2.4 2.6 Minor 26/02 AM 9.7 2.0 1.9 Minor 26/03 PM 10.0 2.3 2.1 Minor 27/03 AM 10.1 2.4 2.2 Minor 27/03 PM 9.7 2.0 1.7 Minor 28/04 AM 9.4 1.7 1.6 Minor

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