Active Weather Alerts
Flash Flood Warning
Issued: 1:37 PM Sep. 13, 2026 – National Weather Service
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL NOON EDT TODAY FOR CENTRAL MERCER, SOUTHWESTERN MIDDLESEX, SOUTHEASTERN BUCKS, DELAWARE, SOUTHEASTERN MONTGOMERY AND PHILADELPHIA COUNTIES... At 937 AM EDT, emergency management and PennDOT reported flash flooding. Several road closures have been reported in portions of Delaware, Philadelphia and Bucks counties due to flooding. Small creeks are running high in Delaware and Philadelphia counties, however are receding. Between 1 and 2.5 inches of rain have fallen. The heaviest rain continues to end from west to east across the warned area. The expected rainfall rate is 0.25 to 1 inch in 1 hour. Flash flooding is already occurring. HAZARD...Life threatening flash flooding. Heavy rain producing flash flooding. SOURCE...Emergency management reported. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. Some locations that will experience flash flooding include... Philadelphia, Trenton, Bensalem, Ewing, Chester, Princeton, Yeadon, Folcroft, Swarthmore, Hightstown and Jenkintown. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads. && FLASH FLOOD...OBSERVED; FLASH FLOOD DAMAGE THREAT...CONSIDERABLE; EXPECTED RAINFALL RATE...0.25-1 INCH IN 1 HOUR
Flood Watch
Issued: 6:46 AM Sep. 13, 2026 – National Weather Service
...FLOOD WATCH REMAINS IN EFFECT UNTIL NOON EDT TODAY... * 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, Coastal Ocean, Eastern Monmouth, Gloucester, Hunterdon, Mercer, Middlesex, Morris, Northwestern Burlington, Ocean, Salem, Somerset, Southeastern Burlington and Western Monmouth, and southeast Pennsylvania, including the following areas, Delaware, Eastern Montgomery, Lower Bucks, Philadelphia, Upper Bucks and Western Montgomery. * WHEN...Until noon EDT today. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Showers and storms will continue to move through the region through the morning hours. Heavy rain in a short amount of time could result in excessive runoff. - 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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