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Latest Altocumulus cloud Stories

Undulatus Asperatus Clouds Seek Official Status
2012-09-20 19:06:49

Lee Rannals for redOrbit.com — Your Universe Online A new variety of cloud is attempting to be officially added to the classification system after first being discovered in 1951. Meteorologists and "cloudspotters" are looking to formally add undulatus asperatus clouds, or "agitated waves," to the official list of cloud species. The clouds look like a fluffy blanket that cover part or all of the sky. The United Nations' World Meteorological Organization (WMO) in Geneva has the...


Latest Altocumulus cloud Reference Libraries

45_d84cd42d81047ad36ffac47fba53af05
2009-07-04 15:40:07

Altocumulus clouds belong to a class distinguished by globular masses or rolls in layers or patches. These clouds are larger and darker than cirrocumulus and smaller than stratocumulus. Like other cumulus clouds, altocumulus indicates a vertical and upward transference of atmospheric conditions. Altocumulus are often seen preceding a cold front, and their presence on a warm, humid, summer morning usually signals the development of thunderstorms later in the day. A form of altocumulus, the...

18_49677cbe00bec92708be5eb75dccb092
2009-07-04 15:02:09

Cirrocumulus clouds are high-altitude clouds that mainly occur between 16,000 and 40,000 feet. Like most cumulus clouds, these clouds indicate a vertical and upward transference of atmospheric conditions. Unlike other cirrus clouds, cirrocumulus composition includes super-cooled liquid water droplets. Ice crystals are also present, and usually, the ice crystals cause the droplets in the cloud to freeze rapidly, transforming the cirrocumulus into cirrostratus. This process can also produce ice...

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Word of the Day
call-note
  • The call or cry of a bird or other animal to its mate or its young.
'Call-note' is newer than 'bird-call,' which originally referred to 'an instrument for imitating the note of birds' but now also refers to 'the song or cry of a bird.'
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