Shelf clouds A low, horizontal, wedge-shaped cloud, usually associated with a thunderstorm gust front. Created by cold air from a thunderstorm downdraft spreading out and lifting warm, moist air.

Towering, dense clouds with a flat, anvil-shaped top. ... A shelf cloud rolling through Panama, Oklahoma. A low, horizontal, wedge-shaped cloud, usually associated with a thunderstorm gust front.

Several Local 12 viewers around the Tri-State this weekend sent in photos of an oddly-shaped cloud asking for an explanation of what it is and how it forms.

This image shows an anvil shaped Cumulonimbus cloud at sunset in the Caribbean. When a cloud is maturing, or growing vertically, there comes a point when the air can no longer rise, ...

Often in the most severe weather you will see swirling cloud vortices along the shelf cloud. In the worst of severe weather, like the May 1998 derecho , the vortices even touched the ground.

This dramatic shot shows a cumulonimbus shelf cloud over Inverness in June 2017. ... If that spreads out into an anvil shape at the top (cumulonimbus incus) the storm has reached maturity. 2.

An amazing photo of a thunderstorm anvil cloud was snapped by scientists during a mission to study the thunderstorm environment and how it affects the chemistry of the atmosphere.

Flying high over the ground in a plane, a thunderstorm's anvil cloud might be the last thing you want to see, but it's exactly what a group of scientists conducting an airborne mission were ...

HOUSTON — Anvil clouds can often look like an alien spacecraft trying to land, We’ve had emails suggesting there is a UFO in the sky and immediately when I see the picture, it’s an anvil cloud.

Towering, dense clouds with a flat, anvil-shaped top. ... A shelf cloud rolling through Panama, Oklahoma. A low, horizontal, wedge-shaped cloud, usually associated with a thunderstorm gust front.