New Jersey Severe Flash Flood Warning | Effective 08/07/2026 13:56

Headline: 
Flash Flood Warning issued August 7 at 4:56PM EDT until August 7 at 8:00PM EDT by NWS Mount Holly NJ
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
August 7, 2026 - 1:56pm
Expires: 
August 7, 2026 - 5:00pm
Description: 
FFWPHI The National Weather Service in Mount Holly has issued a * Flash Flood Warning for... West Central Morris County in northern New Jersey... North Central Hunterdon County in northwestern New Jersey... Southwestern Sussex County in northwestern New Jersey... Central Warren County in northwestern New Jersey... * Until 800 PM EDT. * At 456 PM EDT, Doppler radar and automated rain gauges indicated thunderstorms producing heavy rain across the warned area. Between 0.5 and 1.5 inches of rain have 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... Newton, Hackettstown, Washington, Oxford, Hope, Glen Gardner, Hampton, Andover, Great Meadows-Vienna, Allamuchy-Panther Valley, Beatyestown and Greendell. This includes Interstate 80 in New Jersey between mile markers 11 and 24.
Instruction: 
Turn around...don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Area Description: 
Hunterdon, NJ; Morris, NJ; Sussex, NJ; Warren, NJ
Forcast Office: 
NWS Mount Holly NJ
Sender: 
w-nws.webmaster@noaa.gov