A strong cold front moved across the northeast as a surface low pressure system moved toward Quebec Friday morning. By Friday afternoon, a pre-frontal trough developed across New York and Pennsylvania, leading to thunderstorms in a very unstable atmosphere. As these storms propagated eastward, some became severe producing damaging winds.

Thunderstorm Wind in TIOGA, NEW YORK
From 04-AUG-17 20:03:00 to 04-AUG-17 20:13:00 (EST-5)
Location: WEST NEWARK
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: State Official

A thunderstorm moved across the region and became severe. This thunderstorm produced severe winds which forced down wires onto the roadway.

Thunderstorm Wind in CHENANGO, NEW YORK
From 04-AUG-17 16:29:00 to 04-AUG-17 16:39:00 (EST-5)
Location: BAINBRIDGE
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: State Official

A thunderstorm moved across the region and became severe. This thunderstorm produced severe winds and knocked over trees and wires.

Lightning in BROOME, NEW YORK
From 04-AUG-17 20:21:00 to 04-AUG-17 20:22:00 (EST-5)
Location: VESTAL
Property damage: 5.00K
Crop damage: 0.00K
Reported by: State Official

Lightning struck the side of a house in the vicinity of 341 2nd Ave.

Thunderstorm Wind in CAYUGA, NEW YORK
From 04-AUG-17 15:39:00 to 04-AUG-17 15:49:00 (EST-5)
Location: AUBURN
Magnitude: 65.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Public

A thunderstorm moved across the region and became severe. This thunderstorm produced severe winds and knocked over multiple trees on structures.

Thunderstorm Wind in BROOME, NEW YORK
From 04-AUG-17 16:30:00 to 04-AUG-17 16:40:00 (EST-5)
Location: BINGHAMTON
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: State Official

A thunderstorm moved across the region and became severe. This thunderstorm produced severe winds and knocked over a tree near the intersection of Clinton Street and Front Street.

Thunderstorm Wind in BROOME, NEW YORK
From 04-AUG-17 16:35:00 to 04-AUG-17 16:45:00 (EST-5)
Location: BINGHAMTON
Magnitude: 50.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: State Official

A thunderstorm moved across the region and became severe. This thunderstorm produced severe winds and knocked over a tree which fell on a house on Clifton Blvd.

Thunderstorm Wind in CHENANGO, NEW YORK
From 04-AUG-17 16:39:00 to 04-AUG-17 16:49:00 (EST-5)
Location: SMITHVILLE FLATS
Magnitude: 65.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: State Official

A thunderstorm moved across the region and became severe. This thunderstorm produced severe winds and knocked over multiple trees in the vicinity of highway 41 and Collier Road.

Thunderstorm Wind in CHENANGO, NEW YORK
From 04-AUG-17 16:41:00 to 04-AUG-17 16:51:00 (EST-5)
Location: OXFORD
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: State Official

A thunderstorm moved across the region and became severe. This thunderstorm produced severe winds and knocked over a tree which blocked the road in the vicinity of 2351 highway 220.

Thunderstorm Wind in CHENANGO, NEW YORK
From 04-AUG-17 17:07:00 to 04-AUG-17 17:17:00 (EST-5)
Location: SHERBURNE
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: State Official

A thunderstorm moved across the region and became severe. This thunderstorm produced severe winds and knocked over a tree which blocked the road in the vicinity of 203 Blanding Road.

Thunderstorm Wind in STEUBEN, NEW YORK
From 04-AUG-17 17:21:00 to 04-AUG-17 17:31:00 (EST-5)
Location: TROUPSBURG
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: State Official

A thunderstorm moved across the region and became severe. This thunderstorm produced severe winds and knocked over a tree near the intersection of Main Street and Potter Road.

Thunderstorm Wind in STEUBEN, NEW YORK
From 04-AUG-17 17:22:00 to 04-AUG-17 17:32:00 (EST-5)
Location: BATH
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: State Official

A thunderstorm moved across the region and became severe. This thunderstorm produced severe winds and knocked over a tree onto County Road 14 between Fort Hill Road and Stewart Road.

Thunderstorm Wind in STEUBEN, NEW YORK
From 04-AUG-17 17:34:00 to 04-AUG-17 17:44:00 (EST-5)
Location: WOODHULL
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: State Official

A thunderstorm moved across the region and became severe. This thunderstorm produced severe winds and knocked over a tree which fell across Borden Pulteney Hill Road.

Thunderstorm Wind in STEUBEN, NEW YORK
From 04-AUG-17 17:46:00 to 04-AUG-17 17:56:00 (EST-5)
Location: BATH
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: State Official

A thunderstorm moved across the region and became severe. This thunderstorm produced severe winds and knocked over two trees along County Road 13.

Thunderstorm Wind in STEUBEN, NEW YORK
From 04-AUG-17 18:13:00 to 04-AUG-17 18:23:00 (EST-5)
Location: PAINTED POST
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: State Official

A thunderstorm moved across the region and became severe. This thunderstorm produced severe winds and knocked over a tree onto Victory Highway.

Thunderstorm Wind in SENECA, NEW YORK
From 04-AUG-17 18:31:00 to 04-AUG-17 18:41:00 (EST-5)
Location: SENECA FALLS
Magnitude: 55.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: State Official

A thunderstorm moved across the region and became severe. This thunderstorm produced severe winds and knocked over trees and wires in the vicinity of 2190 Lake Road.

Thunderstorm Wind in CAYUGA, NEW YORK
From 04-AUG-17 18:49:00 to 04-AUG-17 18:59:00 (EST-5)
Location: SENNETT
Magnitude: 60.00 EG
Property damage: 8.00K
Crop damage: 0.00K
Reported by: State Official

A thunderstorm moved across the region and became severe. This thunderstorm produced severe winds and knocked over several trees in the vicinity of 2793 Tanner Road.