Mammatus Clouds Over Buenos Aires

January 02, 2019

Mammo_pano 3v2 (1)

Photographer: Pablo Barrios
Summary Authors: Pablo Barrios; Jim Foster

January 2019 Viewer's ChoiceShown above are breathtaking mammatus clouds, with their characteristic pouches, as viewed from Merlo, Buenos Aires, Argentina, on the evening of September 22, 2018. Their intense hues result from the setting Sun, out of view at the bottom of the photo. Earlier in the day, several strong thunderstorms had fired up, and though they were dying out by sundown, there was nonetheless sufficient atmospheric volatility, in the form of downdrafts pushing the base of the storm clouds, to give shape to these odd-appearing clouds.

Photo Details: Camera: Canon EOS Rebel T6i; Software: Adobe Photoshop CC 2018 (Windows); Exposure Time: 0.017s (1/60); Aperture: ƒ/11.0; ISO equivalent: 800; Focal Length: 21.0mm.