An Anvil Cloud is a cloud which has reached the level of stratospheric stability and has formed the characteristic flat, anvil-top shape.
Anvil cloud (DI02707), Photograph by Greg Thompson
Greg Thompson
University Corporation for Atmospheric Research (UCAR)
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Clouds
Nature
Weather
NCAR/UCAR Image and Multimedia Gallery
Copyright University Corporation for Atmospheric Research (UCAR). By [insert name of photographer when listed], licensed under a Creative Commons Attribution-NonCommercial 4.0 International (CC BY-NC 4.0) License, via OpenSky. For commercial use contact copyright@ucar.edu.
DI02707
http://n2t.net/ark:/85065/d73x84v8
