Severe · Flash Flood WarningThis alert has expired. It is kept for reference.
Flash Flood Warning issued September 13 at 11:04AM EDT until September 13
Affecting Bergen, NJ; Rockland, NY
In effect until: Sep 13, 2026, 4:45 PM
Bergen, NJ; Rockland, NY
Likely impact across 2 counties in NJ and NY; effects through 4:45 PM.
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Read the original bulletin (official text)
FFWOKX The National Weather Service in Upton has extended the * Flash Flood Warning for... Northeastern Bergen County in northeastern New Jersey... Rockland County in southeastern New York... * Until 1245 PM EDT. * At 1104 AM EDT, Doppler radar and automated rain gauges indicated thunderstorms producing heavy rain across the warned area. Between 1.5 and 4 inches of rain have fallen. The expected rainfall rate is 1 to 2 inches in 1 hour. Additional rainfall amounts of 0.5 to 1.5 inches are possible in the warned area. Flash flooding is already occurring. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar and automated gauges. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Ridgewood, Tappan, Pearl River, Oradell, Norwood, Orangeburg, Dumont, Glen Rock, Westwood, Hillsdale, River Vale, Washington Township, Park Ridge, Cresskill, Closter, Chestnut Ridge, Montvale, Emerson, Old Tappan and Woodcliff Lake.
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™