Flood Watch

Locations Affected

Philadelphia, PA ∙ Allentown, PA ∙ Reading, PA ∙ Trenton, NJ ∙ Bethlehem, PA ∙ Camden, NJ ∙ Wilmington, DE ∙ New Brunswick, NJ ∙ Perth Amboy, NJ ∙ Leesport, PA

Full Alert Message

Flood Watch National Weather Service Mount Holly NJ 213 AM EDT Sat Jul 18 2026 ...FLOOD WATCH REMAINS IN EFFECT FROM 10 AM EDT THIS MORNING THROUGH LATE TONIGHT... * WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of northern Delaware, including the following area, New Castle, New Jersey, including the following areas, Camden, Coastal Ocean, Eastern Monmouth, Gloucester, Hunterdon, Mercer, Middlesex, Morris, Northwestern Burlington, Ocean, Salem, Somerset, Southeastern Burlington, Sussex, Warren and Western Monmouth, and Pennsylvania, including the following areas, Berks, Carbon, Delaware, Eastern Chester, Eastern Montgomery, Lehigh, Lower Bucks, Monroe, Northampton, Philadelphia, Upper Bucks, Western Chester and Western Montgomery. * WHEN...From 10 AM EDT this morning through late tonight. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - Multiple rounds of heavy showers and thunderstorms are expected for Saturday into Saturday night. Storms will be capable of producing rainfall amounts of 2 to 3 inches within a period of just one to two hours leading to flash flooding. - http://www.weather.gov/safety/flood PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.

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