wind shear

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wind shear

 (wĭnd)
n.
A significant variation in the speed or velocity of the wind with respect to location or altitude, as in the speed change of a downdraft, or in the directional change of lateral winds along the edge of a thunderstorm.

wind shear

(wɪnd)
n
(Aeronautics) stress on an aircraft in an area in which winds of different speeds and directions are close together

wind′ shear`

(wɪnd)
n.
1. the rate at which wind velocity changes from point to point in a given direction.
2. a condition, dangerous to aircraft, in which the speed or direction of the wind changes abruptly.

wind shear

A change of wind direction and magnitude.
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References in periodicals archive ?
These include a weak El NiAaAaAeA~o (if the even is one this year), normal or above normal sea surface temperatures and average or weaker than average vertical wind sheer, said Gerry Bell, lead hurricane forecaster with NOAA.
The plane was flying in strong wind, moderate to severe turbulence amid low level wind sheer with visibility obscured by clouds, mist and precipitation, according to the report.
Initial findings by the National Transportation Safety Board (NTSB) blamed the crash on wind sheer, but the internal FAA report points to pilot error.
And that rugged terrain can and does lead to a lot of low-level turbulence and wind sheer.
The eastern El Nino increases wind sheer in the Atlantic that may hamper the development of major hurricanes there.
Hurricanes like environments where there is no wind sheer, so it doesn't disrupt the efficiency of the heat engine," Dailey said.