Low pressure moved northeast through the Great Lakes and St. Lawrence River valley, bringing a plume of deep moisture into Central New York. Rain, with embedded bands of thunderstorms, developed ahead of the low pressure area during the day of 31 October. A widespread swath of 1 to 3 inches of rain fell throughout the region, with localized amounts in the 3 to 5 inch range. Some of this heavy rainfall fell in a short amount of time, producing several areas of flash flooding.

Flash Flood in CHENANGO, NEW YORK
From 31-OCT-19 19:55:00 to 31-OCT-19 23:00:00 (EST-5)
Location: PHARSALIA
Flood cause: Heavy Rain
Property damage: 5.00K
Crop damage: 0.00K
Reported by: 911 Call Center

Flash flooding led to a landslide across Route 23.

Flash Flood in BROOME, NEW YORK
From 31-OCT-19 21:50:00 to 31-OCT-19 23:45:00 (EST-5)
Location: NORTH FENTON
Flood cause: Heavy Rain
Property damage: 15.00K
Crop damage: 0.00K
Reported by: 911 Call Center

Winn Hill Road was washed out by flash flooding along Ballyhack Creek.

Flash Flood in CHENANGO, NEW YORK
From 31-OCT-19 22:00:00 to 31-OCT-19 23:55:00 (EST-5)
Location: SMYRNA
Flood cause: Heavy Rain
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A bridge on Route 80 was severely damaged by flooding.

Flash Flood in CHENANGO, NEW YORK
From 31-OCT-19 22:00:00 to 31-OCT-19 23:55:00 (EST-5)
Location: PITCHER
Flood cause: Heavy Rain
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Numerous water rescues were underway throughout the Town of Pharsalia.

Flash Flood in CORTLAND, NEW YORK
From 31-OCT-19 22:00:00 to 31-OCT-19 23:55:00 (EST-5)
Location: CINCINNATUS
Flood cause: Heavy Rain
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A bridge was reported washed out near the Cortland and Chenago county line.

Flash Flood in MADISON, NEW YORK
From 31-OCT-19 19:00:00 to 31-OCT-19 22:30:00 (EST-5)
Location: MIDDLEPORT
Flood cause: Heavy Rain
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Social Media

Flooding was reported on Route 12B north of Earlville. Three sections of the road were covered by running flood waters approximately 1.5 feet deep.

Flash Flood in BROOME, NEW YORK
From 31-OCT-19 19:40:00 to 31-OCT-19 23:00:00 (EST-5)
Location: CONKLIN
Flood cause: Heavy Rain
Property damage: 20.00K
Crop damage: 0.00K
Reported by: 911 Call Center

Flash flooding was reported on Main Street and several other locations in the area.

Flash Flood in ONEIDA, NEW YORK
From 31-OCT-19 20:15:00 to 31-OCT-19 23:30:00 (EST-5)
Location: UTICA
Flood cause: Heavy Rain
Property damage: 100.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Major urban flooding occurred throughout the City of Utica. Numerous water assists and rescues helped motorists escape the flooding.

Flash Flood in TIOGA, NEW YORK
From 31-OCT-19 21:15:00 to 31-OCT-19 23:45:00 (EST-5)
Location: NICHOLS
Flood cause: Heavy Rain
Property damage: 25.00K
Crop damage: 0.00K
Reported by: State Official

Several roads were reported to be washed out throughout the Village and Town of Nichols.

Flash Flood in CORTLAND, NEW YORK
From 31-OCT-19 19:15:00 to 31-OCT-19 22:30:00 (EST-5)
Location: MESSENGERVILLE
Flood cause: Heavy Rain
Property damage: 5.00K
Crop damage: 0.00K
Reported by: 911 Call Center

Water and landslide debris over Route 392 near Snyder Hill was causing the roadway to be impassable.

Flash Flood in BROOME, NEW YORK
From 31-OCT-19 21:45:00 to 31-OCT-19 23:55:00 (EST-5)
Location: LANGDON
Flood cause: Heavy Rain
Property damage: 8.00K
Crop damage: 0.00K
Reported by: Social Media

Park Creek was flooding the area and significantly impacting a bridge. Water was nearly to the road deck of the bridge.