GOES-17 (GOES-West) Upper-level Water Vapor (6.2 µm) and Air Mass Red-Green-Blue (RGB) images (above) displayed a series of shear vortices migrating southward over the East Pacific Ocean (off the cost of the Pacific Northwest) on 24 November 2020. The ribbon of brighter orange to red hues on the RGB images highlight regions of dry, ozone-rich air where the tropopause... Read More