A cold front dropped southeast from the Great Lakes through central New York and northeast Pennsylvania during the evening. Showers and thunderstorms developed ahead of the boundary during the afternoon and evening hours. There were numerous reports of large hail and wind damage from these thunderstorms.

Thunderstorm Wind in DELAWARE, NEW YORK
From 16-AUG-07 17:55:00 to 16-AUG-07 17:55:00 (EST-5)
Location: DELHI
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Twelve inch diameter trees were blown down.

Thunderstorm Wind in DELAWARE, NEW YORK
From 16-AUG-07 17:35:00 to 16-AUG-07 17:35:00 (EST-5)
Location: SIDNEY
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: County Official

Numerous trees and wires were blown down.

Thunderstorm Wind in CAYUGA, NEW YORK
From 16-AUG-07 17:10:00 to 16-AUG-07 17:10:00 (EST-5)
Location: GENOA
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: County Official

Trees were blown down.

Thunderstorm Wind in CHENANGO, NEW YORK
From 16-AUG-07 17:10:00 to 16-AUG-07 17:10:00 (EST-5)
Location: NORWICH
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Trees and wires were blown down in Norwich.

Thunderstorm Wind in ONEIDA, NEW YORK
From 16-AUG-07 17:10:00 to 16-AUG-07 17:10:00 (EST-5)
Location: UTICA
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Numerous trees and wires were blown down.

Thunderstorm Wind in ONEIDA, NEW YORK
From 16-AUG-07 17:10:00 to 16-AUG-07 17:10:00 (EST-5)
Location: DEERFIELD
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Trees were blown down.

Thunderstorm Wind in DELAWARE, NEW YORK
From 16-AUG-07 17:41:00 to 16-AUG-07 17:41:00 (EST-5)
Location: MASONVILLE
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Numerous tree limbs were blown down.

Lightning in ONEIDA, NEW YORK
From 16-AUG-07 16:19:00 to 16-AUG-07 16:19:00 (EST-5)
Location: WHITESBORO
Property damage: 4.00K
Crop damage: 0.00K
Reported by: Amateur Radio

A tree and a house were struck by lightning.

Hail in ONEIDA, NEW YORK
From 16-AUG-07 16:25:00 to 16-AUG-07 16:25:00 (EST-5)
Location: CAREYS CORNERS
Magnitude: 1.75 
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in MADISON, NEW YORK
From 16-AUG-07 16:39:00 to 16-AUG-07 16:39:00 (EST-5)
Location: MORRISVILLE
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Large branches were broken off by thunderstorm winds.

Hail in ONEIDA, NEW YORK
From 16-AUG-07 16:17:00 to 16-AUG-07 16:17:00 (EST-5)
Location: ORISKANY
Magnitude: 1.50 
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in ONEIDA, NEW YORK
From 16-AUG-07 16:30:00 to 16-AUG-07 16:30:00 (EST-5)
Location: ROME
Magnitude: 1.75 
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Public

Hail in ONEIDA, NEW YORK
From 16-AUG-07 16:30:00 to 16-AUG-07 16:30:00 (EST-5)
Location: CAREYS CORNERS
Magnitude: 1.75 
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Public

Hail in SENECA, NEW YORK
From 16-AUG-07 17:00:00 to 16-AUG-07 17:00:00 (EST-5)
Location: ROMULUS
Magnitude: 1.75 
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in OTSEGO, NEW YORK
From 16-AUG-07 17:30:00 to 16-AUG-07 17:30:00 (EST-5)
Location: WELLS BRIDGE
Magnitude: 90.00 EG
Property damage: 75.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A National Weather Service storm survey found straight-line wind damage across southern Otsego and northern Delaware counties. Tree damage occurred along an 8 mile long and 6 mile wide stretch from Otego and Unadilla through Wells Bridge in Otsego county, into Sidney and Franklin in Delaware county. Two homes were damaged along the path. Estimated wind speeds were between 85 and 95 mph, rating an EF1 on the Enhanced Fujita Scale.

Hail in SENECA, NEW YORK
From 16-AUG-07 16:52:00 to 16-AUG-07 16:52:00 (EST-5)
Location: ROMULUS
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in CHENANGO, NEW YORK
From 16-AUG-07 17:11:00 to 16-AUG-07 17:11:00 (EST-5)
Location: POLKVILLE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Hail in TOMPKINS, NEW YORK
From 16-AUG-07 17:15:00 to 16-AUG-07 17:15:00 (EST-5)
Location: MC KINNEYS PT
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail fell for 15 minutes.

Hail in TOMPKINS, NEW YORK
From 16-AUG-07 17:25:00 to 16-AUG-07 17:25:00 (EST-5)
Location: GROTTO
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in ONEIDA, NEW YORK
From 16-AUG-07 16:15:00 to 16-AUG-07 16:15:00 (EST-5)
Location: ORISKANY
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Numerous trees were blown down.

Thunderstorm Wind in CORTLAND, NEW YORK
From 16-AUG-07 16:30:00 to 16-AUG-07 16:30:00 (EST-5)
Location: CORTLAND
Magnitude: 50.00 EG
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Trees and wires were blown down across northern portions of the county.

Thunderstorm Wind in ONEIDA, NEW YORK
From 16-AUG-07 16:20:00 to 16-AUG-07 16:20:00 (EST-5)
Location: UTICA
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Numerous trees and wires were blown down.