New Jersey, Pennsylvania Severe Flash Flood Warning | Effective 08-03-2026 08:03

At 1103 AM EDT, A combination of NJDOT, automated rain gauges, and media reports indicated flash flooding is ongoing with extensive flooding being reported in the Highlands area of NJ and portions of both North and South Brunswick have reported road closures. Doppler radar indicated thunderstorms producing heavy rain across portions of the warned area. Between 1 and 4 inches of rain have fallen already with additional rainfall of up to 2 inches possible. For the coastal communities this rainfall is combining with increasing high tides to produce significant flooding. Flash flooding is already occurring. HAZARD...Life threatening flash flooding caused by thunderstorms. SOURCE...Radar and automated gauges. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets, and underpasses. Some locations that may experience flash flooding include... Trenton, New Brunswick, Perth Amboy, Long Branch, Sandy Hook, Somerset, Edison, Middletown, Old Bridge, East Brunswick, South Brunswick and Sayreville. This includes the following highways... Interstate 295 in New Jersey between mile markers 55 and 76. New Jersey Turnpike between exits 7 and 13. Interstate 287 in New Jersey between mile markers 0 and 11. Interstate 195 in New Jersey between mile markers 0 and 20. Garden State Parkway between mile markers 106 and 134.