Low pressure developed along the southeast coast Tuesday, January 11th, and explosive deepening, cyclogenesis, occurred Tuesday night as the low tracked northeastward. The storm passed over eastern Long Island and Cape Cod Wednesday morning, January 12th, then continued to strengthen during the day as it gradually moved up the New England coast.
Moderate to heavy snow fell across east central New York, with snowfall amounts  ranging from as little as 4 inches across portions of the western Adirondacks and the western and central Mohawk Valley, up to almost 2 feet across portions of the Taconics. Snowfall rates of 1 to 3 inches an hour occurred across portions of east central New York, mainly to the east of the Hudson River Valley.
It was reported that 21 departing and 11 arriving flights were cancelled at the Albany International Airport early Wednesday morning. Also, the Capital District Transit Authority, CDTA, reported system-wide delays.
Snow emergencies were declared in the City of Albany, Village of Athens, Town of  Cairo, Village of Castleton, Village of Catskill, Town of East Greenbush, Village of Green Island, Town of Greenport, City of Hudson, City of Mechanicville, Village of Menands, City of Poughkeepsie, City of Saratoga Springs, City of Schenectady, Town of Schodack, Village of Stillwater, Town of Waterford and City of Watervliet.

Winter Storm in NORTHERN WARREN, NEW YORK
From 12-JAN-11 00:00:00 to 12-JAN-11 18:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Winter Storm in NORTHERN WASHINGTON, NEW YORK
From 12-JAN-11 00:30:00 to 12-JAN-11 22:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Winter Weather in WESTERN SCHENECTADY, NEW YORK
From 11-JAN-11 22:30:00 to 12-JAN-11 22:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Winter Storm in NORTHERN FULTON, NEW YORK
From 11-JAN-11 21:30:00 to 12-JAN-11 18:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Winter Weather in NORTHERN HERKIMER, NEW YORK
From 12-JAN-11 00:30:00 to 12-JAN-11 18:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Winter Weather in HAMILTON, NEW YORK
From 12-JAN-11 00:30:00 to 12-JAN-11 18:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Winter Storm in EASTERN ALBANY, NEW YORK
From 11-JAN-11 23:00:00 to 12-JAN-11 22:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Winter Weather in MONTGOMERY, NEW YORK
From 11-JAN-11 21:30:00 to 12-JAN-11 22:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Winter Weather in SOUTHERN HERKIMER, NEW YORK
From 11-JAN-11 21:30:00 to 12-JAN-11 22:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Winter Storm in WESTERN ULSTER, NEW YORK
From 11-JAN-11 21:00:00 to 12-JAN-11 13:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Winter Storm in EASTERN ULSTER, NEW YORK
From 11-JAN-11 21:00:00 to 12-JAN-11 13:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Winter Storm in SOUTHERN WASHINGTON, NEW YORK
From 12-JAN-11 00:00:00 to 12-JAN-11 22:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Winter Storm in SOUTHEAST WARREN, NEW YORK
From 12-JAN-11 00:00:00 to 12-JAN-11 22:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Winter Storm in WESTERN RENSSELAER, NEW YORK
From 11-JAN-11 23:00:00 to 12-JAN-11 22:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Winter Storm in SOUTHERN SARATOGA, NEW YORK
From 11-JAN-11 23:00:00 to 12-JAN-11 22:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Winter Storm in NORTHERN SARATOGA, NEW YORK
From 11-JAN-11 23:00:00 to 12-JAN-11 22:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Winter Storm in EASTERN GREENE, NEW YORK
From 11-JAN-11 22:30:00 to 12-JAN-11 22:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Winter Storm in WESTERN DUTCHESS, NEW YORK
From 11-JAN-11 21:00:00 to 12-JAN-11 13:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Winter Storm in EASTERN DUTCHESS, NEW YORK
From 11-JAN-11 21:00:00 to 12-JAN-11 13:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Winter Storm in WESTERN ALBANY, NEW YORK
From 11-JAN-11 22:30:00 to 12-JAN-11 22:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Winter Storm in WESTERN COLUMBIA, NEW YORK
From 11-JAN-11 22:30:00 to 12-JAN-11 22:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Winter Storm in EASTERN COLUMBIA, NEW YORK
From 11-JAN-11 22:30:00 to 12-JAN-11 22:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Winter Storm in SCHOHARIE, NEW YORK
From 11-JAN-11 21:30:00 to 12-JAN-11 22:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Winter Storm in WESTERN GREENE, NEW YORK
From 11-JAN-11 21:30:00 to 12-JAN-11 22:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Winter Storm in SOUTHERN FULTON, NEW YORK
From 11-JAN-11 21:30:00 to 12-JAN-11 18:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Winter Storm in EASTERN SCHENECTADY, NEW YORK
From 11-JAN-11 23:00:00 to 12-JAN-11 22:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Winter Storm in EASTERN RENSSELAER, NEW YORK
From 11-JAN-11 23:00:00 to 12-JAN-11 22:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media