A major nor'easter developed off the North Carolina/Virginia coast during the early morning hours of March 14th and intensified as it moved north-northeast across southeast New England during the night into central Maine by the morning of March 15th.
Snow developed across northern New York by mid-morning on the 14th and intensified to at least 1 to 3 inches per hour for several hours during the late afternoon and early overnight hours before gradually diminishing on the 15th. There were numerous sites that witnessed 4 to 5 inches per hour snowfall rates for more than one hour. In addition, blizzard to near blizzard conditions developed around the time of the heaviest snowfall and lasted for 3-4 hours.
Total snowfall across northern New York was 15 to 40 inches with Clinton, Essex and Franklin counties witnessing a few reports of greater than 3 feet.
States of Emergencies were declared for all four northern counties with schools, businesses and local government offices closed.

Blizzard in EASTERN CLINTON, NEW YORK
From 14-MAR-17 10:00:00 to 15-MAR-17 10:00:00 (EST-5)
Property damage: 25.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Snowfall totals across Clinton county generally ranged from 20 to 40 inches. Some specific amounts include; 39 inches in Altona, 30 inches in Chazy, 26 inches in Plattsburgh, 23 inches in Peru and 20 inches in Morrisonville.
Blizzard conditions impacted many locations of Clinton county, especially the Champlain Valley and along the International border between 5 pm and 11 pm as wind gusts of 40 to 45 mph were observed.

Blizzard in EASTERN ESSEX, NEW YORK
From 14-MAR-17 09:00:00 to 15-MAR-17 10:00:00 (EST-5)
Property damage: 25.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Snowfall totals across Essex county generally ranged from 18 to 36 inches. Some specific amounts include; 42 inches in Lake Placid, 35 inches in Au Sable Forks, 32 inches in Keene Valley, 28 inches in Wilmington and 18 inches in Schroon Lake.
Blizzard conditions impacted many locations of the Champlain Valley of Essex county between 4 pm and 11 pm as wind gusts of 40 to 45 mph were observed.

Blizzard in WESTERN CLINTON, NEW YORK
From 14-MAR-17 10:00:00 to 15-MAR-17 12:00:00 (EST-5)
Property damage: 25.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Snowfall totals across Clinton county generally ranged from 20 to 40 inches. Some specific amounts include; 39 inches in Altona, 30 inches in Chazy, 26 inches in Plattsburgh, 23 inches in Peru and 20 inches in Morrisonville.
Blizzard conditions impacted many locations of Clinton county, especially the Champlain Valley and along the International border between 5 pm and 11 pm as wind gusts of 40 to 45 mph were observed.

Winter Storm in WESTERN ESSEX, NEW YORK
From 14-MAR-17 09:00:00 to 15-MAR-17 12:00:00 (EST-5)
Property damage: 15.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Snowfall totals across Essex county generally ranged from 18 to 36 inches. Some specific amounts include; 42 inches in Lake Placid, 35 inches in Au Sable Forks, 32 inches in Keene Valley, 28 inches in Wilmington and 18 inches in Schroon Lake. Brisk winds of 20 to 30 mph contributed to white-out conditions at times with considerable blowing and drifting snow.

Winter Storm in NORTHERN FRANKLIN, NEW YORK
From 14-MAR-17 10:00:00 to 15-MAR-17 11:00:00 (EST-5)
Property damage: 25.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Snowfall totals across Franklin county generally ranged from 18 to 36 inches. Some specific amounts include; 34 inches in Gabriels, 33 inches in Duane Center and Malone, 31 inches in Westville Center and 25 inches in Dickinson. Brisk winds of 20 to 30 mph contributed to white-out conditions at times with considerable blowing and drifting snow.

Winter Storm in SOUTHERN FRANKLIN, NEW YORK
From 14-MAR-17 10:00:00 to 15-MAR-17 11:00:00 (EST-5)
Property damage: 25.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Snowfall totals across Franklin county generally ranged from 18 to 36 inches. Some specific amounts include; 34 inches in Gabriels, 33 inches in Duane Center and Malone, 31 inches in Westville Center and 25 inches in Dickinson. Brisk winds of 20 to 30 mph contributed to white-out conditions at times with considerable blowing and drifting snow.

Winter Storm in NORTHERN ST. LAWRENCE, NEW YORK
From 14-MAR-17 10:00:00 to 15-MAR-17 10:00:00 (EST-5)
Property damage: 20.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Snowfall totals across St. Lawrence county generally ranged from 12 to 24 inches. Some specific amounts include;  22 inches in Colton, 11 inches in Ogdensburg and 10 inches in Gouverneur. Brisk winds of 20 to 25 mph contributed to near white-out conditions at times with considerable blowing and drifting snow.

Winter Storm in SOUTHEASTERN ST. LAWRENCE, NEW YORK
From 14-MAR-17 09:00:00 to 15-MAR-17 10:00:00 (EST-5)
Property damage: 10.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Snowfall totals across St. Lawrence county generally ranged from 12 to 24 inches. Some specific amounts include;  22 inches in Colton, 11 inches in Ogdensburg and 10 inches in Gouverneur. Brisk winds of 20 to 25 mph contributed to near white-out conditions at times with considerable blowing and drifting snow.

Winter Storm in SOUTHWESTERN ST. LAWRENCE, NEW YORK
From 14-MAR-17 09:00:00 to 15-MAR-17 09:00:00 (EST-5)
Property damage: 10.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Snowfall totals across St. Lawrence county generally ranged from 12 to 24 inches. Some specific amounts include;  22 inches in Colton, 11 inches in Ogdensburg and 10 inches in Gouverneur. Brisk winds of 20 to 25 mph contributed to near white-out conditions at times with considerable blowing and drifting snow.