NWS Mount Holly NJFF.W 0155September 13, 2026
Flash Flood Warning: Morris, NJ
The National Weather Service office in Mount Holly issued a flash flood warning for Morris in New Jersey, which was in force until 10:00 a.m. local time on September 13. It was the 155th flash flood warning the NWS office in Mount Holly issued in 2026. New Jersey had 11 flash flood warnings in September 2026, against 5 in an average September of 2008-2025 (New Jersey's flash flood warnings by year).
ExpiredWarning
In force for 4.1 hours; it has expired. The agency may have replaced it with a new notice.
The notice
- Issued by
- National Weather Service, Mount Holly NJ
- Area
- Morris
- State
- New Jersey
- Level
- Warning
- Issued
- 5:54 a.m. EDT, September 13, 2026
- Expires
- 10:00 a.m. EDT, September 13, 2026
- CAP severity, certainty, urgency
- Severe, Likely, Immediate
- VTEC event
- KPHI FF.W 0155
- Official source
- National Weather Service: the notice at its source
Source: National Weather Service: the notice at its source. AreaZine rebuilds this page from the agency's record; the agency's page is the one to act on. A U.S. Government work, in the public domain.
The notice as issued
FFWPHI The National Weather Service in Mount Holly has issued a * Flash Flood Warning for... Southeastern Morris County in northern New Jersey... * Until 1000 AM EDT. * At 554 AM EDT, Doppler radar and automated rain gauges indicated thunderstorms producing heavy rain across the warned area. Between 1 and 1.5 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 inch 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...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... Morristown, Madison, Florham Park, East Hanover, Lincoln Park, Kinnelon, Chatham, Boonton, Butler, Rockaway and Morris Plains.
What the agency told people to do
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding.
Source: National Weather Service: the notice at its source. The text is the agency's, unedited. A U.S. Government work, in the public domain.