Downburst winds are usually formed in areas when high pressure air systems of downdrafts begin to sink and displace the air masses below it, due to their higher density.
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In Pittsburgh, downburst winds gusted as high as 85 mph in the North Hills section, creating a swath of damage five miles long and one to two miles wide.
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Downburst winds are generally very powerful, and are often mistaken for wind speeds produced by tornadoes, due to the concentrated amount of force exerted by their straight-horizontal characteristic.
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Along with discovering much about tornadoes which was not known before, such as the downburst and the microburst, and assessing damage to surrounding structures, the Xenia tornado was determined to be the worst of the 148 storms.
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Fujita proposed new methods of detecting and identifying downbursts, including installation of additional weather monitoring equipment at the approach ends of active runways, and also proposed development of new procedures for immediately communicating downburst detection to incoming aircraft.
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But after three cold, sunless days and nearly six inches of rain _ including a Wednesday night downburst so violent it set off car alarms _ the Nissan opened on time Thursday and in glorious weather at Riviera Country Club.
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When this downdraft of cold air, or downburst, reaches the ground, it blows dry, loose silt and clay ( collectively, dust ) up from the desert, creating a wall of sediment that precedes the storm cloud.
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The 1991 Masters Champion, who dominated the field by firing a three-round total of 20-under 193, was one of six pairs who hadn't started when a series of downburst hit the course beginning at midday.
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The tornado was often accompanied by extreme downburst winds throughout the entirety of its course; the tornado and accompanying downburst increased the width of damage from an average of ( though at times over wide ) to an area wide at times.
50.
The tornado was often accompanied by extreme downburst winds throughout the entirety of its course; the tornado and accompanying downburst increased the width of damage from an average of ( though at times over wide ) to an area wide at times.
