Weather - Scottsdale Arizona News. Maricopa County, AZ 85251 USA.
Friday, August 1, 2014
Macroburst
A macroburst is a convective downdraft with an affected outflow area of at least 2 1/2 wide and peak winds lasting between 5 and 20 minutes. Intense macrobursts may cause tornado-force damage of up to F3 intensity.
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