Rain developed across the area ahead of an approaching warm front, consolidating into a slow-moving band of heavy rain across northeast New Jersey by late morning. Precipitable water values increased from 1.84 on the morning sounding from Upton, NY to 2.13 by evening. Both of these values are above the 90th percentile based on a sounding climatology, with the 2.13 precipitable water value on the evening of the 25th a record for the date. Rainfall amounts generally ranged from 3-5 inches, with one CoCoRaHS observer reporting 5.56 inches of rain in Palisades Park.

Flash Flood in HUDSON, NEW JERSEY
From 25-SEP-18 11:03:00 to 25-SEP-18 14:30:00 (EST-5)
Location: COMMUNIPAW
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Car stuck in flood waters on Route 440 southbound near Port Jersey Boulevard in Bayonne.

Flash Flood in HUDSON, NEW JERSEY
From 25-SEP-18 11:03:00 to 25-SEP-18 14:30:00 (EST-5)
Location: GRANTON JCT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

New Jersey Route 3 flooded westbound in the area of the eastern spur of the New Jersey Turnpike in Secaucus.

Flash Flood in HUDSON, NEW JERSEY
From 25-SEP-18 11:05:00 to 25-SEP-18 14:30:00 (EST-5)
Location: JERSEY CITY ARPT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

All lanes closed in both directions due to flooding on the US Route 1 & 9 truck route approaching NJ 440 in West Bergen.

Flash Flood in BERGEN, NEW JERSEY
From 25-SEP-18 15:30:00 to 25-SEP-18 19:00:00 (EST-5)
Location: RIDGEWOOD
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The Hohokus Brook at Ho-Ho-Kus rose above its minor flood stage of 3.0 feet at 4:30pm EDT, crested at a height of 3.30 feet at 5:15pm EDT, then fell back below flood stage at 8:00pm EDT.

Flash Flood in HUDSON, NEW JERSEY
From 25-SEP-18 11:34:00 to 25-SEP-18 14:30:00 (EST-5)
Location: WEST END
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

All lanes closed due to flooding on NJ 7 eastbound approaching Charlotte Circle in Marion.

Flash Flood in BERGEN, NEW JERSEY
From 25-SEP-18 12:02:00 to 25-SEP-18 14:30:00 (EST-5)
Location: MAYWOOD
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

New Bridge Road was closed in both directions in North Hackensack from Main Street eastbound to the New Milford town border.

Flash Flood in BERGEN, NEW JERSEY
From 25-SEP-18 12:13:00 to 25-SEP-18 14:30:00 (EST-5)
Location: COYTESVILLE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A vehicle was stuck in flood waters on Deborah Terrace in Englewood Cliffs.

Flash Flood in BERGEN, NEW JERSEY
From 25-SEP-18 14:23:00 to 25-SEP-18 14:30:00 (EST-5)
Location: MORSEMERE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

All lanes closed due to flooding on US 46 eastbound in the area of the New Jersey Turnpike in Ridgefield Park.

Flash Flood in HUDSON, NEW JERSEY
From 25-SEP-18 11:10:00 to 25-SEP-18 14:30:00 (EST-5)
Location: JERSEY CITY ARPT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Portions of Central Avenue in Kearny were impassable due to 3-4 feet of standing water.

Flash Flood in HUDSON, NEW JERSEY
From 25-SEP-18 11:11:00 to 25-SEP-18 14:30:00 (EST-5)
Location: COMMUNIPAW
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

A ramp was closed due to flooding on the New Jersey Turnpike-Hudson County Extension outside interchange 14A (NJ 440A/Bayonne Bridge) in Bayonne.

Flash Flood in ESSEX, NEW JERSEY
From 25-SEP-18 11:27:00 to 25-SEP-18 14:30:00 (EST-5)
Location: BRILLS JCT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

The local lanes of US Routes 1 & 9 were flooded northbound approaching Delancy Street in Newark.

Flash Flood in BERGEN, NEW JERSEY
From 25-SEP-18 16:30:00 to 25-SEP-18 17:45:00 (EST-5)
Location: TEANECK
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Numerous roads closed due to flooding in Hackensack including Essex Street, State Street, Railroad Avenue, Sussex Street, and South Newman Street. Boats were deployed for possible rescues on Essex and State Streets.

Flash Flood in BERGEN, NEW JERSEY
From 25-SEP-18 17:00:00 to 25-SEP-18 17:45:00 (EST-5)
Location: MAYWOOD
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Flooding was occurring along Commerce Way in Hackensack. Emergency management was employing mitigation methods.

Flash Flood in BERGEN, NEW JERSEY
From 25-SEP-18 17:15:00 to 25-SEP-18 17:45:00 (EST-5)
Location: TEANECK
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

The Hackensack Fire Department rescued over 18 people from cars stranded in flood waters across the city. Many roads remain closed and impassable.

Flash Flood in ESSEX, NEW JERSEY
From 25-SEP-18 10:42:00 to 25-SEP-18 14:30:00 (EST-5)
Location: BRILLS JCT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

All lanes closed on US Routes 1 & 9 in Newark approaching the Pulaski Skyway starting before Wilson Avenue due to flooding. This included the ramp from Routes 1 & 9 north to the Turnpike toll plaza at interchange 15E.