20 more amazing cloud formations

Altocumulus, Layton, NJ

Photo: Nicholas_T

Mammatus, Salem, OR

Photo: happy1nva

Lenticular arcs, Seattle

Photo: brucedene

Roll cloud, Punta del Este, Uruguay

Photo: Daniela Mirner Eberl

“God in the Clouds,” Mt. Baker, Washington

Photo: Jeff Pang

Cloud iridescence, Arizona

Photo: benafiaskys

Mammatus, Colorado Springs, CO

Photo: markwgallagher

Lenticular clouds, France

Photo: Marc Veraart

Shelf cloud, Miami, FL

Photo: kun0me

Stratus clouds, Arenal Volcano, Costa Rica

Photo: REDFISH1223

Cumulonimbus, Ft. Worth, TX

Photo: guruscotty

Lenticular ribbon, Tarurua Range, New Zealand

Photo: Chris Picking

Noctilucent clouds, Viljandimaa, Estonia

Photo: Martin Koitmäe

Wall cloud, Kansas

Photo: Pe Tor

Glories and vortices, Baja

Photo: NASA Goddard Photo and Video

Mammatus, Brooklyn Park, MN

Photo: McAli333

Lenticular ribbon, Las Vegas, NV

Photo: rappensuncle

Kelvin–Helmholtz instability clouds, Seattle

Photo: Clint Tseng

HDR Mammatus, NYC

Photo: CMMooney

Pileus cloud, Chitlapakkam, India

Photo: vishwaant

Source: matador