Active Weather Alerts
Flash Flood Warning
Issued: 8:41 AM Aug. 3, 2026 – National Weather Service
The National Weather Service in Mount Holly has issued a * Flash Flood Warning for... Mercer County in central New Jersey... Southwestern Middlesex County in northern New Jersey... South Central Somerset County in northern New Jersey... Northwestern Burlington County in southern New Jersey... Northwestern Camden County in southern New Jersey... North Central Gloucester County in southern New Jersey... Southeastern Bucks County in southeastern Pennsylvania... East Central Delaware County in southeastern Pennsylvania... Southeastern Montgomery County in southeastern Pennsylvania... Philadelphia County in southeastern Pennsylvania... * Until 715 AM EDT. * At 441 AM EDT, Doppler radar and automated rain gauges indicated thunderstorms producing heavy rain across the warned area. Between 0.5 and 1 inch of rain has fallen. The expected rainfall rate is 1 to 2 inches in 1 hour. Additional rainfall amounts of 1 to 2 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar and automated gauges. IMPACT...Flooding of small creeks and streams, urban areas, highways, streets, and underpasses as well as other drainage and low lying areas. * Some locations that may experience flash flooding include... Philadelphia, Trenton, Camden, Gloucester City, Bensalem, South Brunswick, Ewing, West Deptford, Princeton, Bellmawr, Yeadon and Woodbury. This includes the following highways... Interstate 295 in New Jersey between mile markers 20 and 25...and between mile markers 61 and 76. Interstate 76 in Pennsylvania between mile markers 335 and 351. Interstate 195 in New Jersey near mile marker 0. Interstate 95 in Pennsylvania between mile markers 14 and 40. Interstate 676 in Pennsylvania between mile markers 0 and 1. Interstate 676 in New Jersey between mile markers 0 and 4. Interstate 76 in New Jersey between mile markers 1 and 3. Pennsylvania Turnpike between mile markers 342 and 359. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around...don't drown when encountering flooded roads. Most flood deaths occur in vehicles. && FLASH FLOOD...RADAR AND GAUGE INDICATED; EXPECTED RAINFALL RATE...1-2 INCHES IN 1 HOUR
Flood Watch
Issued: 7:13 AM Aug. 3, 2026 – National Weather Service
...FLOOD WATCH REMAINS IN EFFECT THROUGH THIS EVENING... * WHAT...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, Eastern Monmouth, Gloucester, Hunterdon, Mercer, Middlesex, Morris, Northwestern Burlington, Salem, Somerset, Sussex, Warren and Western Monmouth, and Pennsylvania, including the following areas, Berks, Delaware, Eastern Chester, Eastern Montgomery, Lehigh, Lower Bucks, Northampton, Philadelphia, Upper Bucks, Western Chester and Western Montgomery. * WHEN...Through this evening. * 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 showers and thunderstorms are expected across the area today. Rainfall rates of 1 to 3 inches per hour possible. Rainfall amounts of 1 to 2 inches are possible with localized amounts to 3 to 5 inches which could cause flash flooding. - http://www.weather.gov/safety/flood PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop. &&
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