Altocumulus castellanus cloud - Wikipedia
In meteorology, Altocumulus castellanus or Altocumulus castellatus [1] (ACCAS) is a cloud type named for its tower-like projections that billow upwards from the base of the cloud. The base of the cloud can form as low as 2,000 metres (6,500 feet), or as high as 6,000 metres (20,000 feet).
Altocumulus castellanus (Ac cas) - International Cloud Atlas
Altocumulus castellanus (Ac cas) -. CCH 1953. Cumuliform turrets rising vertically from cloud elements connected by a common horizontal base. The turrets: Altocumulus castellanus is an indicator of instability at that level; when it acquires considerable vertical extent, it is classified as:
Altocumulus castellanus | International Cloud Atlas
Altocumulus castellanus. This Altocumulus has cumuliform tops rising from a common base. Below the cloud. Viewed from below, this cloud has a horizontal and fairly extensive base, resembling a layer of Altocumulus. Just below the cloud, visibility is reduced by haze, and virga may fall from the cloud. Turbulence increases near the base.
Altocumulus cloud - Wikipedia
Towering altocumulus, known as altocumulus castellanus, frequently signals the development of thunderstorms later in the day, as it shows instability and convection in the middle levels of the troposphere, the area where towering cumulus clouds can turn into cumulonimbus. [3]
Castellanus - Wikipedia
A castellanus (from Latin castellanus 'castle'), or castellatus, is a cloud that displays at least in its upper part cumuliform protuberances having the shape of turrets that give a crenellated aspect.
Castellanus Cloud Tower - NASA Earth Observatory
2018年1月15日 · An astronaut aboard the International Space Station took this photograph of a massive vertical cloud formation—known to meteorologists as cumulus castellanus—above Andros Island. These towering columnar clouds are part of the genus cumulonimbus.
Castellanus Clouds: Rising Towers, Turrets | WhatsThisCloud
The castellanus cloud species is associated with the following four cloud types: cirrus, cirrocumulus, altocumulus, and stratocumulus. Get a full description of the castellanus cloud species, including pictures and images of their various characteristics, how to …
Altocumulus clouds - Met Office
Altocumulus castellanus. An indicator of instability, altocumulus castellanus towers can lead to the formation of cumulonimbus thunderstorms. These are more puffy looking and are taller than...
Altocumulus castellanus - Met Office
Altocumulus castellanus. Altocumulus castellanus clouds take their name from their resemblance to the turrets of castles and are often a warning of thunderstorms. Height of base: (7,000 - 18,000...
Altocumulus Castellanus Clouds - Natural Atlas
In meteorology, altocumulus castellanus (ACCAS) is a cloud type named for its tower-like projections that billow upwards from the base of the cloud. The base of the cloud can form as low as 2,000 metres (6,500 feet), or as high as 6,000 metres (20,000 feet).