Fig. 13From: Atmospheric Kelvin–Helmholtz billows captured by the MU radar, lidars and a fish-eye cameraVariation in KH billow properties with time according to the fish-eye camera images. The gray area in the top panel shows the wind shear direction according to the MU radar data. The red lines show the direction of the billow axes. The red dots in the bottom panel show the horizontal spacing of the KH billows from radar dataBack to article page