A Nor���Easter occurred during Sunday and Monday, April 15th and 16th.  It brought heavy rain and high winds that caused widespread and significant river, stream, and urban flooding of low lying and poor drainage areas.  High winds downed many trees and power lines across Eastern Suffolk County.  The combination of high winds, heavy rain, and high water tables produced widespread moderate tidal flooding across parts of the New York City and Long Island Sound shores through Thursday, April 19th.  Significant river flooding lasted through April 17th.
Storm Total Rainfall amounts ranged from 1.47 inches at Lindenhurst to 8.41 inches at Central Park:
Nassau County rainfall ranged from 1.54 inches at Oceanside to 3.60 inches at East Meadow.
New York City rainfall ranged from 2.70 inches at JFK Airport to 8.41 inches at Central Park.  At LaGuardia Airport, 7.00 inches was measured.
Orange County rainfall ranged from 4.26 inches in Westtown to 8.00 inches at Cornwall.
Suffolk County rainfall ranged from 1.47 inches at Lindenhurst to 5.41 inches at Greenlawn.
Westchester County rainfall ranged from 5.85 inches in Yorktown Heights to 8.22 inches in East White Plains.
Flooding from Rainfall:
Many small rivers, streams, and brooks rose over their banks within 12 hours of the heavy rainfall during Sunday, April 15th.  The Wallkill River rose over its' banks the following day, on Monday, April 16th.
The Orange County Department of Emergency Services reported emergency declarations in the towns of Deerpark and Blooming Grove and in the villages of Washingtonville, Greenwood Lake, and South Blooming Grove.  Many road closures were reported in the towns of Newburgh, Blooming Grove, Cornwall, Crawford, Deerpark, Walkill, and many other towns and villages throughout the county.  Evacuations occurred in the towns of Woodbury, Tuxedo, Deerpark, and Washingtonville.
River Flood Observations include:
In Orange County, the Wallkill River at Gardiner rose to its' flood stage of 13 feet at 8:15 am on April 16th, crested at 14.9 feet at 7:08 pm on April 16th, then fell below flood stage at noon on April 17th.
Urban Flood Observations include:
Brooklyn - Street flooding was reported along the Belt Parkway.
Manhattan - Street flooding was reported along the FDR Drive.
Orange County - Moodna Creek flooded at Washingtonville.  Houses were flooded.
Putnam County - The Taconic State Parkway and I-84 intersection near Miller Hill Road was flooded.
Queens - A partial road closure was reported along the Van Wyck Expressway at Jewel Avenue.
Rockland County - The south bound lanes closed near the intersection of Route 9 and Broadway.
Westchester County - NY State Police reported flooding closures at Exit 7 of I 287, Exits 18A, 18B, and 22 of I 95, and I 95 south bound between exits 19 and 17.  A spotter reported a partial road closure along the Hutchinson River Parkway at Linden Avenue in Harrison.  The Bronx River Parkway was closed in White Plains.
High Wind Observations include:
East winds increased during the day, Sunday as the low approached.  Wind speeds gusted from 35 to 55 mph.  As the low moved toward Long Island, another period of high winds occurred during Sunday night with peak wind speeds from 45 to 55 mph.
Peak wind gusts in mph on April 15th included:
Bronx County -
47 mph at Maritime College NERON site at 1:41 pm
Queens County -
48 mph from the east at JFK Airport
Nassau County -
45 mph from the east at Farmingdale Republic Airport
41 mph at Merrick at 5:59 pm
Suffolk County -
61 mph from the east at 1:45 pm at Shinnecock Inlet
56 mph at 9:25 pm at Baiting Hollow
56 mph around 9 pm at Brookhaven National Lab
51 mph from the east at Islip McArthur Airport
50 mph at Fire Island NERON site
Tidal Flood Observations include:
Widespread moderate to major beach erosion occurred across the south and east shores of Long Island.  Moderate coastal flooding occurred along the Atlantic and Long Island Sound shores of New York City and Long Island around the times of high tide starting Sunday evening, and lasting through Thursday, April 19th.  The highest surges of 3 to 4 feet occurred across the Atlantic shores of Suffolk County during Sunday evening.  Because of the new moon on April 17th, the highest water levels (and highest tidal departures) occurred during Tuesday, April 17th.  Water slowly receded during the remainder of the week, when mainly minor tidal flooding occurred during Wednesday and Thursday.

Flood in KINGS, NEW YORK
From 15-APR-07 07:25:00 to 15-APR-07 21:15:00 (EST-5)
Location: BROOKLYN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Flood in NEW YORK, NEW YORK
From 15-APR-07 07:25:00 to 15-APR-07 21:15:00 (EST-5)
Location: NEW YORK
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Flood in ROCKLAND, NEW YORK
From 15-APR-07 10:22:00 to 15-APR-07 16:00:00 (EST-5)
Location: PIERMONT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Flood in QUEENS, NEW YORK
From 15-APR-07 10:26:00 to 15-APR-07 21:15:00 (EST-5)
Location: (JFK)KENNEDY INL ARP
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Flood in WESTCHESTER, NEW YORK
From 15-APR-07 10:53:00 to 15-APR-07 21:15:00 (EST-5)
Location: HARRISON
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Flood in ORANGE, NEW YORK
From 15-APR-07 22:00:00 to 15-APR-07 22:00:00 (EST-5)
Location: WASHINGTONVILLE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Flood in ORANGE, NEW YORK
From 16-APR-07 07:15:00 to 17-APR-07 11:00:00 (EST-5)
Location: GARDNERTOWN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

Flood in BRONX, NEW YORK
From 15-APR-07 07:25:00 to 15-APR-07 21:15:00 (EST-5)
Location: BRONX
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Newspaper

Flood in RICHMOND, NEW YORK
From 15-APR-07 07:25:00 to 15-APR-07 21:15:00 (EST-5)
Location: RICHMOND
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Newspaper

High Wind in SOUTHEAST SUFFOLK, NEW YORK
From 15-APR-07 12:45:00 to 15-APR-07 20:25:00 (EST-5)
Magnitude: 53.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Coast Guard

High Wind in NORTHEAST SUFFOLK, NEW YORK
From 15-APR-07 13:45:00 to 15-APR-07 21:25:00 (EST-5)
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Newspaper

Flood in PUTNAM, NEW YORK
From 15-APR-07 11:00:00 to 15-APR-07 16:00:00 (EST-5)
Location: PUTNAM LAKE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter