GOES-17 (GOES-West) Mid-level Water Vapor (6.9 µm) and Air Mass RGB images — with and without contours of RAP40 model PV1.5 pressure — (above) displayed a shear vortex moving southeastward toward the coast of California on 09 March 2022. These vortices frequently perturb the local “dynamic tropopause” (represented by the PV1.5 pressure), drawing it down... Read More