An approaching cold front and Mesoscale Convective Complex moved across northern New York during the late evening hours of July 17th with numerous reports of wind damage, especially in St. Lawrence county.

Thunderstorm Wind in ST. LAWRENCE, NEW YORK
From 17-JUL-11 19:18:00 to 17-JUL-11 19:18:00 (EST-5)
Location: LISBON
Magnitude: 55.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Numerous trees and power lines down.

Thunderstorm Wind in ST. LAWRENCE, NEW YORK
From 17-JUL-11 19:50:00 to 17-JUL-11 19:50:00 (EST-5)
Location: CANTON
Magnitude: 50.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Several trees and power lines down.

Thunderstorm Wind in FRANKLIN, NEW YORK
From 17-JUL-11 20:35:00 to 17-JUL-11 20:35:00 (EST-5)
Location: UPPER ST REGIS
Magnitude: 52.00 MG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Public

Sixty miles per hour wind gust reported as well as several large limbs down.

Thunderstorm Wind in FRANKLIN, NEW YORK
From 17-JUL-11 20:00:00 to 17-JUL-11 20:00:00 (EST-5)
Location: CHATEAUGAY
Magnitude: 58.00 MG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Public

A measured wind gust of 67 mph as well as some tree limbs and small trees down.

Thunderstorm Wind in FRANKLIN, NEW YORK
From 17-JUL-11 20:00:00 to 17-JUL-11 20:00:00 (EST-5)
Location: ST REGIS FALLS
Magnitude: 50.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Public

Several tree limbs down by wind as well as a lightning strike that struck a transformer and caught on fire.

Thunderstorm Wind in ST. LAWRENCE, NEW YORK
From 17-JUL-11 19:35:00 to 17-JUL-11 19:35:00 (EST-5)
Location: OGDENSBURG
Magnitude: 60.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Public

Trees and fence blown down in yard and a heavily damaged.

Thunderstorm Wind in CLINTON, NEW YORK
From 17-JUL-11 20:40:00 to 17-JUL-11 20:40:00 (EST-5)
Location: BLACK BROOK
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Several trees down.

Thunderstorm Wind in ST. LAWRENCE, NEW YORK
From 17-JUL-11 19:20:00 to 17-JUL-11 19:20:00 (EST-5)
Location: OGDENSBURG
Magnitude: 55.00 EG
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Public

Several trees down across the area as well as a 100 foot pine tree across a truck.

Thunderstorm Wind in ST. LAWRENCE, NEW YORK
From 17-JUL-11 19:22:00 to 17-JUL-11 19:22:00 (EST-5)
Location: MASSENA
Magnitude: 60.00 EG
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Telephone poles and lines downed by thunderstorm winds.

Thunderstorm Wind in FRANKLIN, NEW YORK
From 17-JUL-11 19:24:00 to 17-JUL-11 19:24:00 (EST-5)
Location: FT COVINGTON
Magnitude: 50.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Trees and power lines down.

Thunderstorm Wind in ST. LAWRENCE, NEW YORK
From 17-JUL-11 19:24:00 to 17-JUL-11 19:24:00 (EST-5)
Location: POTSDAM
Magnitude: 55.00 EG
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Trees and power lines down throughout Potsdam.

Thunderstorm Wind in ST. LAWRENCE, NEW YORK
From 17-JUL-11 19:30:00 to 17-JUL-11 19:30:00 (EST-5)
Location: PARISHVILLE
Magnitude: 50.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Trees and power lines down.

Thunderstorm Wind in ST. LAWRENCE, NEW YORK
From 17-JUL-11 19:40:00 to 17-JUL-11 19:40:00 (EST-5)
Location: FLACKVILLE
Magnitude: 50.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Trees and several power lines down at the intersection of Route 68 and Kelly road.

Thunderstorm Wind in FRANKLIN, NEW YORK
From 17-JUL-11 19:45:00 to 17-JUL-11 19:45:00 (EST-5)
Location: MALONE DUFORT ARPT
Magnitude: 50.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Trees and several power lines down along Route 11 near the airport.

Thunderstorm Wind in FRANKLIN, NEW YORK
From 17-JUL-11 19:48:00 to 17-JUL-11 19:48:00 (EST-5)
Location: BURKE
Magnitude: 50.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Several trees and power lines down.