Several rounds of strong to severe storms developed during the morning and early afternoon hours ahead of an approaching cold front.. Storms first developed along a line from the east end of Lake Erie to the west end of Lake Ontario shifting south and east through the morning then pushing east of the region during the early afternoon.  The thunderstorm winds downed trees and power lines throughout the region. Several thousand power outages were reported.  Lightning associated with the thunderstorms struck a warehouse in Lancaster causing several thousand dollars in damage. Another lightning strike hit the chimney of the Carmelite Monastery in Buffalo. The chimney which was 94 years old collapsed due to the strike. Damage was estimated at $30,000.  In Allegany county, the heavy rains from the thunderstorms caused localized flash flooding with a couple of roads washed out in Wellsville and Andover.

Thunderstorm Wind in CATTARAUGUS, NEW YORK
From 25-JUL-16 12:28:00 to 25-JUL-16 12:28:00 (EST-5)
Location: OLEAN
Magnitude: 50.00 EG
Property damage: 12.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Thunderstorm winds downed trees and wires.

Thunderstorm Wind in CHAUTAUQUA, NEW YORK
From 25-JUL-16 12:50:00 to 25-JUL-16 12:50:00 (EST-5)
Location: FENTONVILLE
Magnitude: 50.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm winds downed trees and power lines on Dodge Road.

Thunderstorm Wind in ERIE, NEW YORK
From 25-JUL-16 07:18:00 to 25-JUL-16 07:18:00 (EST-5)
Location: COLDEN
Magnitude: 50.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Thunderstorm winds downed trees on Irish Road between Finch and Hayes Hollow Roads.

Thunderstorm Wind in WYOMING, NEW YORK
From 25-JUL-16 07:25:00 to 25-JUL-16 07:25:00 (EST-5)
Location: STRYKERSVILLE
Magnitude: 50.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Thunderstorm winds downed trees on Perry Road and Route 78.

Thunderstorm Wind in WYOMING, NEW YORK
From 25-JUL-16 07:30:00 to 25-JUL-16 07:30:00 (EST-5)
Location: ATTICA CENTER
Magnitude: 50.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Thunderstorm winds downed trees and wires at the intersection of Exchange and Glor Roads.

Lightning in ERIE, NEW YORK
From 25-JUL-16 07:55:00 to 25-JUL-16 07:55:00 (EST-5)
Location: DEPEW
Property damage: 9.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Thunderstorm Wind in ONTARIO, NEW YORK
From 25-JUL-16 08:00:00 to 25-JUL-16 08:00:00 (EST-5)
Location: NAPLES
Magnitude: 50.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Thunderstorm winds downed trees and power lines at the intersection of Routes 21 and 245.

Thunderstorm Wind in ALLEGANY, NEW YORK
From 25-JUL-16 08:30:00 to 25-JUL-16 08:30:00 (EST-5)
Location: BURNS
Magnitude: 50.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Thunderstorm winds downed trees and wires.

Thunderstorm Wind in CATTARAUGUS, NEW YORK
From 25-JUL-16 11:44:00 to 25-JUL-16 11:44:00 (EST-5)
Location: ELLICOTTVILLE
Magnitude: 50.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Thunderstorm winds downed trees and wires.

Thunderstorm Wind in CHAUTAUQUA, NEW YORK
From 25-JUL-16 11:50:00 to 25-JUL-16 11:50:00 (EST-5)
Location: ASHVILLE
Magnitude: 50.00 EG
Property damage: 12.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Thunderstorm winds downed trees blocking Route 474.

Thunderstorm Wind in ALLEGANY, NEW YORK
From 25-JUL-16 12:18:00 to 25-JUL-16 12:18:00 (EST-5)
Location: CUBA
Magnitude: 50.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Thunderstorm winds downed trees and wires.

Lightning in ERIE, NEW YORK
From 25-JUL-16 08:45:00 to 25-JUL-16 08:45:00 (EST-5)
Location: KENMORE
Property damage: 30.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Flash Flood in ALLEGANY, NEW YORK
From 25-JUL-16 12:53:00 to 25-JUL-16 16:00:00 (EST-5)
Location: ANDOVER
Flood cause: Heavy Rain
Property damage: 30.00K
Crop damage: 0.00K
Reported by: Law Enforcement