The following events were reported: Flash Flood. These occurred near station USW00014732, approximately 18.9663 km away, between 2021-09-01 16:45:00 and 2021-09-02 01:53:00.The events resulted in 0 injuries and 15 fatalities. The events caused property damage valued at 392960000.0 and crop damage of 0.0. Episode Narrative: Extremely heavy rainfall associated with the remnants of Hurricane Ida overspread southeast New York during the evening of September 1 and continued through the early morning hours of September 2. Rainfall totals ranged from 5-8 inches across much of the region, with much of that rain falling in just a few hours. The ASOS at Central Park recorded 7.19 inches of rain, including 3.15 inches in a single hour between approximately 9:00-10:00pm. This resulted in widespread catastrophic flash flooding across New York City that resulted in extensive road and subway closures and numerous water rescues. Additional rainfall totals from around the region include 7.38 inches at a New York Mesonet station in Fordham in the Bronx, a report of 7.00 inches from a CoCoRaHS observer in Boerum Hill, Brooklyn, 6.90 inches from the ASOS at LaGuardia Airport, a spotter report of 6.18 inches in Monroe, a spotter report of 8.09 inches in Scarsdale, and a CoCoRaHS report of 6.72 inches in Locust Valley. Ultimately 17 people died as a result of the flash flooding, including 13 in New York City and 4 in the Lower Hudson Valley. Extremely heavy rainfall associated with the remnants of Hurricane Ida overspread southeast New York during the evening of September 1 and continued through the early morning hours of September 2. Event Narrative: All lanes were closed northbound due to flooding on the Saw Mill River Parkway between Marble Avenue (Exit 17) and Manville Road in Pleasantville. Flooding was reported at the 28th Street subway station on 7th Avenue in Greenwich Village. Flooding was reported in a basement in Parkchester in the Bronx with water three feet deep. Severe flooding was occurring on the Palisades Parkway between North Middletown Road (Exit 10) and New Hempstead Road (Exit 11) in New City. The southbound Saw Mill River Parkway was flooded at Clarence Avenue in Hastings-on-Hudson. A car was stuck in flood waters on Northern Boulevard in Manhasset. The Hutchinson River Parkway was closed in both directions in Pelham due to flooding between the Cross County Parkway and I-95. Several cars drove around barricades in Rye and are now stuck in flood waters. Flood waters were up to the hoods of cars on Glen Avenue and Haseco Avenue in Port Chester. Queens Boulevard in Maspeth and Corona has about 2-4 feet of flowing water running across the street. Multiple cars were stranded. All southbound lanes of the Harlem River Drive were closed due to flooding at West 166th Street in Washington Heights. All eastbound lanes of the Grand Central Parkway were closed due to flooding at the Van Wyck Expressway in Jamaica, Queens. Water was 2-3 feet deep on roadways in Fresh Meadows, Queens. Several cars were submerged. Significant flooding was reported in Park Slope, Brooklyn with at least 2-4 feet of flowing water on the road. Several cars were stranded. A 48 year old woman died when the basement of a home on Grand Central Parkway near the Horace Harding Expressway in Elmhurst flooded. Flooding was reported on the eastbound ramp from the center tube of the Lincoln Tunnel to 36th Street in Greenwich Village. All lanes were closed. Multiple basements were flooded in Eatons Neck. A 50 year old man, 48 year old woman, and 2 year old boy died when a basement apartment on 64th Street near Laurel Hill Boulevard in Elmhurst, Queens flooded. A 66 year old man died when his basement apartment on Ridgewood Avenue near Autumn Avenue in Cypress Hills, Brooklyn flooded. All lanes were closed due to flooding on the Saw Mill River Parkway northbound at the Ashford Avenue ramp in Ardsley. All lanes were closed due to flooding on the Major Deegan Expressway (I-87) northbound at Van Cortlandt Park South (Exit 11). An 86 year old woman died when her basement apartment on 84th Street near 55th Road in Elmhurst, Queens flooded. The Bronx River Parkway was flooded southbound at East Gun Hill Road in Fordham. All lanes were blocked. East Sunnyside Lane was flooded and impassable in Irvington with water more than a foot deep in spots. Widespread flooding was also occurring elsewhere in the village. Flash flooding resulted in an estimated $60 million in damages across Brooklyn, and an estimated $300 million city-wide. This estimate only includes FEMA and SBA fund requests. Flash flooding resulted in an estimated $3,234,712 in damages across Suffolk County. This estimate is based on FEMA grant money awarded under the Individuals and Household Program (IHP), which includes funds for both housing assistance and other needs. Flash flooding resulted in an estimated $60 million in damages across Manhattan, and an estimated $300 million city-wide. Flash flooding resulted in an estimated $92.6 million in damages across Westchester County. This estimate includes $78 million in FEMA individual assistance to property owners, renters, and businesses and an additional $14.6 million in damages to Westchester County government infrastructure. The basement of a home on Thorne Place in Rye was flooding. Homes and basements were flooding on Woodbine Street in Ridgewood, Queens. Water was spilling into a home in Crown Heights through the doors as the ground drains became either overwhelmed or clogged. Two inches of water was in the basement. The Fire Department reported several homes with basement flooding in Eatons Neck. Several cars were stranded in flood waters at the intersection of Bishop Avenue and Fenimore Road in Mamaroneck. Two women and a man died when their basement apartment flooded on Peck Avenue near Kissena Boulevard in Flushing, Queens. A 33 year old man from the Bronx died when he drove his vehicle into flood waters on South Columbus Avenue in Mount Vernon and became trapped. The body of a 69 year old man was found near Route 119 near the Mario Cuomo Bridge in Tarrytown not far from where his car was found submerged. The Mahwah River near Suffern rose above its minor flood stage of 5.0 feet at 10:30pm EDT. It then continued to rise, surpassing moderate flood stage (7.0 feet) and cresting at a height of 7.06 feet at 12:30am EDT on September 2nd. The river then gradually fell through the overnight hours, receding below minor flood stage by 10:45am EDT on September 2nd. The Bronx River at the New York Botanical Garden rose above its minor flood stage of 3.0 feet at 10:15pm EDT. It then continued to quickly rise, surpassing moderate flood stage (3.5 feet) at 10:45pm EDT and major flood stage (4.0 feet) at 11:30pm EDT. The river ultimately crested at a height of 5.59 feet at 8:45am EDT on September 2nd. It eventually fell back below minor flood stage at 9:30pm EDT on September 2nd. An unidentified victim was found on the Grand Central Parkway near LaGuardia Airport inside a burned out car that had been rear ended. The fatality is believed to be flood related. Flash flooding resulted in an estimated $60 million in damages across the Bronx, and an estimated $300 million city-wide. Elaine Place in Monsey was closed due to flooding. Ashburton Avenue in Yonkers was closed near the Saw Mill River Parkway due to flooding. The Bronx River Parkway was closed southbound in White Plains due to flooding. Widespread road closure along the Bronx River Parkway in Greenville due to flooding. Parkside Avenue in Flatbush was closed due to flooding. The body of a man was found in Saxon Woods Park in White Plains after he exited his stranded car and was swept away by flood waters. Flash flooding resulted in an estimated $60 million in damages across Queens, and an estimated $300 million city-wide. All lanes were closed due to flooding on the Bronx River Parkway northbound at East 172nd Street in Parkchester. All lanes were closed in both directions on the Cross County Parkway in Yonkers due to flooding. An elderly couple's vehicle was found pinned against a utility pole at the intersection of Lincoln Avenue and Brookside Way in Rye Brook. The couple are believed to have been swept away from their vehicle and down Blind Brook Creek and drowned. All lanes were closed in both directions due to flooding on US 9 in the vicinity of West Clinton Avenue in Irvington. The New York City Subway experienced flooding in many areas of the system and the MTA reported that service was extremely limited due to the flooding. This included reports of flooding at the Inwood-207th Street station (A line), excessive water on the tracks of the 2, 3, and 4 lines between Brooklyn and Manhattan, flooding of the N, R, and W lines in Manhattan and Queens, and major flooding at the 28th Street station on the 1, 2, and 3 lines in Chelsea. Service remained suspended on all but four lines at the start of the Thursday morning (September 2nd) rush. Overall the flooding resulted in an estimated $54 million in damage and repair costs to MTA infrastructure. Flash flooding resulted in an estimated $3,126,485 in damages across Rockland County.