Macroburst /Straight Line Wind Damage/ Confirmed near Afton in Chenango County New York
- Location: Afton in Chenango County New York
- Date: April 28, 2011
- Estimated time: 5:00 AM EDT
- Estimated maximum wind speed: 95 mph
- Maximum path width: 0.5
- Miles path length: 4 miles
- Beginning lat/lon: 42.240692 / -75.528907
- Ending lat/lon: 42.275493 / -75.467458
- Fatalities: 0
- Injuries: 0
The National Weather Service in Binghamton, NY has confirmed a Macroburst /Straight Line Wind Damage near Afton in Chenango County New York on April 28, 2011.
Significant downburst wind event hit the Afton area around 5 AM EDT on April 28. Much damage was done to trees along the core path of the downburst with scattered tree damage north and south of the core. The majority of trees fell to the east-northeast with a slightly divergent pattern detected. Damage occurred to several homes from trees falling on the structures. The heaviest damage occurred near power lines north of the intersection of Algerine Street and Route 7. The path of tree damage is seen crossing Interstate 88 with uprooted and snapped trees.
A macroburst is a convective downdraft with an affected outflow area of at least 2 1/2 miles wide and peak winds lasting between 5 and
20 minutes. Intense macrobursts may cause tornado-force damage of up to EF3 intensity. Straight-line winds are generally any wind that is not associated with rotation, used mainly to differentiate them from tornadic winds.
The National Weather Service would like to extend our appreciation to local officials, local media and especially eyewitness accounts for help during this survey.
The information in this statement is preliminary and subject to change pending final review of the event(s) and publication in National Weather Service Storm Data.