You are browsing the archive for 22 January 2015 - Dan's Wild Wild Science Journal.
22 January 2015
Gravity Wave Ripples on The Satellite
The wave clouds on this image over Virginia are caused by winds flowing over the mountains. As the winds lift they form a cloud, and as they fall back down the air warms and dries out (and the cloud dissipates). These ripples happen because the air is fairly stable and does not want to go too high or low from its original height. So, after it goes over the mountains …