Roger's SkyPix

Mini Cloud Atlas

Retreating Mammatus over the NWC

Retreating Mammatus over the National Weather Center

Spreading northwestard from momentum faster than the upper level flow could offset, the collective anvil shield of a few supercells spread voer the area, decorated with mammatus pouches. By this time, the entire complex had begn retreating away, the mammatus field still reflecting the muted twilight glow of a western sky tinted by the hidden sun. In the distance, a well-timed, cloud-to-ground lightning stroke punctuated the scene nicely.

Norman OK (22 Apr 11) Looking SE