***Link*** :: [Wind Shear](https://www.faasafety.gov/files/gslac/library/documents/2011/aug/56407/faa%20p-8740-40%20windshear%5Bhi-res%5D%20branded.pdf) ***Description*** :: `= this.link` ***Author*** :: [[FAA Safety Team]], [[FAA]] ***Related To***: [[Aviation Weather Handbook]], [[AC 00-54]] #### Key Quotes * Wind shear is a change in wind speed and/or direction over a short distance. It can occur either horizontally or vertically and is most often associated with strong temperature inversions or density gradients. * Four common sources of low-level wind shear are— 1. Frontal activity. 2. Thunderstorms. 3. Temperature inversions. 4. Surface obstructions. #source