instability, then the altocumulus clouds become more purely cumuliform in structure. Like other cumuliform and stratocumuliform clouds, altocumulus signifies convection...

In meteorology, Altocumulus castellanus or Altocumulus castellatus (ACCAS) is a cloud type named for its tower-like projections that billow upwards from...

lenticular shapes. There are three main types of lenticular clouds: altocumulus standing lenticular (ACSL), stratocumulus standing lenticular (SCSL)...

mother clouds Altocumulus cumulogenitus Altocumulus cumulonimbogenitus Mutatus mother clouds Altocumulus cirrocumulomutatus Altocumulus altostratomutatus...

Altocumulus stratiformis is the most common species of the Altocumulus genus of clouds. They tend to form broad layers of individual, cell-like clumps...

August 2021. Altocumulus floccus (meaning tuft of wool, fluff, or nap of cloth...) "Altocumulus floccus". International Cloud Atlas. "Altocumulus floccus (Ac...

clouds of limited convection that comprise stratocumulus (low-étage), altocumulus (middle-étage) and cirrocumulus (high-étage). These last three genus-types...

mackerel sky is a term for clouds made up of rows of cirrocumulus or altocumulus clouds displaying an undulating, rippling pattern similar in appearance...

seen with cirrus, cirrocumulus, altocumulus, and stratocumulus. A newly recognized species of stratocumulus or altocumulus has been given the name volutus...

Altocumulus volutus is a type of altocumulus cloud. This cloud type has the appearance of a single, small, horizontal, rolling line, it is relatively rare...

12 to 24 hours later. Altocumulus clouds are small patches or heaps of white or light gray cloud. Like altostratus, altocumulus are composed of a mixture...

lines, or waves, the individual elements being larger than those in altocumulus, and the whole being at a lower height, usually below 2,000 metres (6...

presence of altocumulus undulatus may indicate precipitation within the next 20 hours or simply an overcast day. As with other altocumulus, the undulatus...

photometeor. This fairly common phenomenon is most often observed in altocumulus, cirrocumulus, lenticular, and cirrus clouds. They sometimes appear as...

Altocumulus lacunosus is a type of altocumulus cloud. The term lacunosus is from Latin, meaning "full of gaps". This type of cloud appears as holes present...

lead to dramatic visual effects. Occurs mostly with Stratocumulus and Altocumulus. On June 20, 2006, Jane Wiggins took a picture of asperitas clouds from...

main genus-type and all subforms. Cirrocumulus is distinguished from altocumulus in several ways, although the two stratocumuliform genus types can occasionally...

Johnson Group, together with property company AxFast, holding company Altocumulus and the US company Axel Johnson Inc. In addition, the Axel Johnson Group...

usually circular or elliptical, that can appear in cirrocumulus or altocumulus clouds. The holes are caused by supercooled water in the clouds suddenly...

clouds: Nimbostratus can form due to the complete transformation of altocumulus, altostratus and stratocumulus. Multi-level nimbostratus is physically...

of cumulus mediocris generally, though they can also be formed from altocumulus castellanus or stratocumulus castellanus, which are forms of cumulus...

between temperature and dew point data. ACC altocumulus castellanus ACFT MSHP aircraft mishap ACSL altocumulus standing lenticular cloud ALP airport location...

Altocumulus clouds often are a sign of an entering cold front....

thickening and lowering of these high clouds into middle-stage altostratus or altocumulus is a good sign the warm front or low has moved closer and precipitation...

cirrocumulus, altocumulus and stratocumulus. Species of the clouds include cirrus castellanus, cirrocumulus castellanus, altocumulus castellanus and...

appearance of precipitation which doesn't reach the ground Fallstreak hole, a large circular gap that can appear in cirrocumulus or altocumulus clouds...

cumulus or stratocumulus clouds, along with cirrus, and, sometimes, altocumulus or cirrocumulus, can be found ahead of the squall line. These clouds...

Partial Corona at Golden Gate Bridge Lunar aureole Lunar corona with Altocumulus floccus Lunar aureole as seen from Mumbai A solar corona soon after sunrise...

Altocumulus cloud as seen from the Space Shuttle. Altocumulus clouds are formed by convective activity....

the cirrus floccus clouds are bright white and can be mistaken for altocumulus clouds; however, after a few minutes, the brightness begins to fade,...