As a cold front slowly moved across the area, moisture from Tropical Cyclone Arthur passing to the south and east converged along the boundary resulting in severe thunderstorms, heavy rain and flash flooding in portions of southeast New York.

Flash Flood in WESTCHESTER, NEW YORK
From 03-JUL-14 20:13:00 to 03-JUL-14 20:30:00 (EST-5)
Location: HASTINGS ON HUDSON
Flood cause: Heavy Rain / Tropical System
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

The Bronx River Pkwy. was closed between the Sprain Brook Pkwy. in Yonkers and Exit 21, Main St. in White Plains, in both directions due to flooding.  Additionally, the Saw Mill River Pkwy. was closed between exit 27 Marble Ave. and exit 29 Manville Rd. in Pleasantville due to flooding.

Flash Flood in ROCKLAND, NEW YORK
From 03-JUL-14 20:16:00 to 03-JUL-14 20:30:00 (EST-5)
Location: CENTRAL NYACK
Flood cause: Heavy Rain / Tropical System
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

State Highway 303 was closed southbound near Greenbush Rd. in Blauvelt and northbound near Bobby Ln. in Central Nyack due to flooding.

Hail in ROCKLAND, NEW YORK
From 03-JUL-14 17:35:00 to 03-JUL-14 17:35:00 (EST-5)
Location: WEST HAVERSTRAW
Magnitude: 1.75 
Reported by: Public

Hail in ROCKLAND, NEW YORK
From 03-JUL-14 17:44:00 to 03-JUL-14 17:44:00 (EST-5)
Location: STONY PT
Magnitude: 1.00 
Reported by: Trained Spotter

Hail in WESTCHESTER, NEW YORK
From 03-JUL-14 18:02:00 to 03-JUL-14 18:02:00 (EST-5)
Location: YORKTOWN
Magnitude: 1.75 
Reported by: Trained Spotter

Thunderstorm Wind in ORANGE, NEW YORK
From 03-JUL-14 17:30:00 to 03-JUL-14 17:30:00 (EST-5)
Location: NEWBURGH
Magnitude: 61.00 EG
Property damage: 4.00K
Reported by: Law Enforcement

Numerous trees and wires were reported down across the town of Newburgh.

Thunderstorm Wind in ORANGE, NEW YORK
From 03-JUL-14 18:30:00 to 03-JUL-14 18:30:00 (EST-5)
Location: GREENWOOD LAKE
Magnitude: 52.00 EG
Property damage: 2.00K
Reported by: Law Enforcement

Multiple trees were reported down.

Thunderstorm Wind in NEW YORK, NEW YORK
From 03-JUL-14 18:45:00 to 03-JUL-14 18:45:00 (EST-5)
Location: CENTRAL PARK
Magnitude: 52.00 EG
Property damage: 3.00K
Reported by: Emergency Manager

A downed tree was reported blocking two lanes of the southbound side of Henry Hudson Parkway at West 181st Street.

Thunderstorm Wind in ORANGE, NEW YORK
From 03-JUL-14 18:30:00 to 03-JUL-14 18:30:00 (EST-5)
Location: FT MONTGOMERY
Magnitude: 52.00 EG
Property damage: 2.00K
Reported by: Department of Highways

The southbound Palisades Interstate Parkway Exit 17 ramp was closed due to a downed tree.

Thunderstorm Wind in NEW YORK, NEW YORK
From 03-JUL-14 19:25:00 to 03-JUL-14 19:25:00 (EST-5)
Location: CENTRAL PARK
Magnitude: 52.00 EG
Property damage: 2.00K
Reported by: Emergency Manager

A downed tree resulted in a complete road closure at West 175th St. and Broadway.

Flash Flood in ROCKLAND, NEW YORK
From 03-JUL-14 19:00:00 to 03-JUL-14 19:30:00 (EST-5)
Location: SPRING VLY ARPT
Flood cause: Heavy Rain / Tropical System
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

The intersection of Pipetown Hill Rd. and S. Pascack Rd. in Spring Valley was closed due to flooding.  A car was also in Pascack Brook just north of the intersection.

Flash Flood in BRONX, NEW YORK
From 03-JUL-14 19:40:00 to 03-JUL-14 20:10:00 (EST-5)
Location: BRONX
Flood cause: Heavy Rain / Tropical System
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

All lanes were closed on the Cross Bronx Expressway at Jerome Ave. due to flooding.  The northbound exit ramp to Jerome Ave. was also closed due to flooding.