A very unstable air mass developed as temperatures rose into the lower 90s and surface dewpoints eclipsed 70 degrees. CAPE values increased to over 3000 J/kg while shear was near 50 knots. A mesoscale convective complex over lower Michigan in the morning maintained is strength across Ontario. With strong southwesterly flow up Lake Erie ahead of it, it maintained its strength as it moved east of Lake Erie, while weakening to the north. Considerable wind reports were received on Lake Erie as well as across the Southern Tier and Finger Lakes.

Thunderstorm Wind in CHAUTAUQUA, NEW YORK
From 19-JUL-20 12:48:00 to 19-JUL-20 12:48:00 (EST-5)
Location: WESTFIELD
Magnitude: 51.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Public

Trees fell and took down power lines.

Thunderstorm Wind in CATTARAUGUS, NEW YORK
From 19-JUL-20 13:00:00 to 19-JUL-20 13:00:00 (EST-5)
Location: GOWANDA
Magnitude: 51.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Public

Multiple reports of trees down around Gowanda.

Thunderstorm Wind in CHAUTAUQUA, NEW YORK
From 19-JUL-20 13:16:00 to 19-JUL-20 13:16:00 (EST-5)
Location: ASHVILLE BAY
Magnitude: 51.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Public

Trees were reported down.

Thunderstorm Wind in CATTARAUGUS, NEW YORK
From 19-JUL-20 13:34:00 to 19-JUL-20 13:34:00 (EST-5)
Location: MACHIAS
Magnitude: 51.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Public

Trees were reported down.

Thunderstorm Wind in WYOMING, NEW YORK
From 19-JUL-20 13:35:00 to 19-JUL-20 13:35:00 (EST-5)
Location: ARCADE
Magnitude: 51.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Social Media

Trees were snapped and uprooted on North Street.

Thunderstorm Wind in WYOMING, NEW YORK
From 19-JUL-20 13:40:00 to 19-JUL-20 13:40:00 (EST-5)
Location: ARCADE
Magnitude: 51.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Public

A tree fell and brought down power lines.

Thunderstorm Wind in CATTARAUGUS, NEW YORK
From 19-JUL-20 13:50:00 to 19-JUL-20 13:50:00 (EST-5)
Location: NAPOLI
Magnitude: 51.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Public

Trees were reported down.

Thunderstorm Wind in LIVINGSTON, NEW YORK
From 19-JUL-20 13:56:00 to 19-JUL-20 13:56:00 (EST-5)
Location: LEICESTER
Magnitude: 51.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Trees and wires were reported down onto Main Street in Leicester.

Thunderstorm Wind in LIVINGSTON, NEW YORK
From 19-JUL-20 14:08:00 to 19-JUL-20 14:08:00 (EST-5)
Location: BYERSVILLE
Magnitude: 51.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Trees down at the intersection of Redmond and Green Roads.

Thunderstorm Wind in LIVINGSTON, NEW YORK
From 19-JUL-20 14:14:00 to 19-JUL-20 14:14:00 (EST-5)
Location: CONESUS
Magnitude: 51.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Trees and wires down onto South Livonia Road.

Thunderstorm Wind in LIVINGSTON, NEW YORK
From 19-JUL-20 14:18:00 to 19-JUL-20 14:18:00 (EST-5)
Location: DANSVILLE
Magnitude: 51.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Trees down onto Park Avenue.

Thunderstorm Wind in LIVINGSTON, NEW YORK
From 19-JUL-20 14:18:00 to 19-JUL-20 14:18:00 (EST-5)
Location: SPRINGWATER
Magnitude: 51.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Trees, poles, and wires down on Depot Road.

Thunderstorm Wind in ONTARIO, NEW YORK
From 19-JUL-20 14:20:00 to 19-JUL-20 14:20:00 (EST-5)
Location: EAST VICTOR
Magnitude: 51.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Public

Metal roof torn off of a house.

Thunderstorm Wind in ONTARIO, NEW YORK
From 19-JUL-20 14:23:00 to 19-JUL-20 14:23:00 (EST-5)
Location: EAST VICTOR
Magnitude: 51.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A tree was snapped, and a trampoline and basketball hoop were lifted and thrown.

Thunderstorm Wind in ONTARIO, NEW YORK
From 19-JUL-20 14:25:00 to 19-JUL-20 14:25:00 (EST-5)
Location: PADDELFORD
Magnitude: 51.00 EG
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Public

Trees fell onto townhouses.

Thunderstorm Wind in CATTARAUGUS, NEW YORK
From 19-JUL-20 14:30:00 to 19-JUL-20 14:30:00 (EST-5)
Location: PORTVILLE
Magnitude: 51.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Public

Trees were reported down.

Thunderstorm Wind in ONTARIO, NEW YORK
From 19-JUL-20 14:35:00 to 19-JUL-20 14:35:00 (EST-5)
Location: SHORTSVILLE
Magnitude: 51.00 EG
Property damage: 6.00K
Crop damage: 0.00K
Reported by: Public

Trees fell onto mobile homes.

Thunderstorm Wind in LEWIS, NEW YORK
From 19-JUL-20 17:24:00 to 19-JUL-20 17:24:00 (EST-5)
Location: BEACHES BRIDGE
Magnitude: 51.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Trees and wires were reported down onto Sand Pond Road.