Low pressure developed across the southeast coast early on January 7, 2017 and deepened as it tracked off the coast. The low tracked south and east of the 40��N/70��W benchmark. Despite the low tracking this far east, the Tri-State area was located in the right entrance region of a strong upper level jet streak. This allowed for snow to expand well to the northwest of the low bringing heavy snow to Long Island and New York City and portions of the Lower Hudson Valley.

Heavy Snow in SOUTHERN NASSAU, NEW YORK
From 07-JAN-17 09:00:00 to 07-JAN-17 23:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

An NWS employee, trained spotters, and social media reported snowfall ranging from 6 to 8 inches.

Heavy Snow in SOUTHWEST SUFFOLK, NEW YORK
From 07-JAN-17 09:00:00 to 07-JAN-17 23:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

Islip Airport contract observer, NWS Employees, and trained spotters reported snowfall ranging from 7 to 10 inches.

Heavy Snow in NORTHEAST SUFFOLK, NEW YORK
From 07-JAN-17 10:00:00 to 08-JAN-17 00:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotters, a COOP observer, and the public reported snowfall ranging from 8 to 12 inches.

Heavy Snow in SOUTHEAST SUFFOLK, NEW YORK
From 07-JAN-17 10:00:00 to 08-JAN-17 00:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

An NWS Employee, trained spotters, and the public reported snowfall ranging from 8 to  12 inches.

Winter Weather in RICHMOND (STATEN IS.), NEW YORK
From 07-JAN-17 08:00:00 to 07-JAN-17 21:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

A CoCoRaHS observer and social media reported snowfall of 4 to 5 inches.

Winter Weather in NORTHERN WESTCHESTER, NEW YORK
From 07-JAN-17 09:00:00 to 07-JAN-17 21:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotters, the public, and social media reported 4 to 6 inches of snowfall.

Winter Weather in SOUTHERN WESTCHESTER, NEW YORK
From 07-JAN-17 09:00:00 to 07-JAN-17 21:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotters and the public reported 4 to 5 inches of snowfall.

Heavy Snow in NORTHWEST SUFFOLK, NEW YORK
From 07-JAN-17 09:00:00 to 07-JAN-17 23:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotters, NWS Employees and the public reported snowfall ranging from 7 to 10 inches.

Winter Weather in NEW YORK (MANHATTAN), NEW YORK
From 07-JAN-17 08:30:00 to 07-JAN-17 20:30:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

Central Park reported 5 inches of snow. Trained spotters also reported 4 to 5 inches of snow.

Heavy Snow in BRONX, NEW YORK
From 07-JAN-17 09:00:00 to 07-JAN-17 22:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotters reported snowfall between 6 and 7 inches.

Heavy Snow in SOUTHERN QUEENS, NEW YORK
From 07-JAN-17 09:00:00 to 07-JAN-17 23:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

JFK airport contract observer reported 8.2 inches of snow. Trained spotters and the public reported snowfall of 6 to 8 inches.

Heavy Snow in NORTHERN QUEENS, NEW YORK
From 07-JAN-17 09:00:00 to 07-JAN-17 22:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

La Guardia airport contract observer reported 7 inches of snow. Trained spotters also reported snowfall between 7 and 8 inches.

Heavy Snow in KINGS (BROOKLYN), NEW YORK
From 07-JAN-17 09:00:00 to 07-JAN-17 23:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotters and CoCoRaHs observers reported 5 to 7 inches of snow.

Heavy Snow in NORTHERN NASSAU, NEW YORK
From 07-JAN-17 09:00:00 to 07-JAN-17 23:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotters, the public, and social media reported snowfall ranging from 7 to 9 inches.