An arcus cloud is a low, horizontal cloud formation, usually appearing as an accessory cloud to a cumulonimbus. Roll clouds and shelf clouds are the two...

the ground. Arcus cloud (shelf cloud) leading a thunderstorm Incus with a velum edge Mammatocumulus with drooping pouches A funnel cloud (tuba) over the...

Intra-cloud (IC) or in-cloud — Within a single thundercloud Cloud-to-cloud (CC) or inter-cloud — Between two clouds Cloud-to-ground (CG) — Between a cloud and...

Cloud cover (also known as cloudiness, cloudage, or cloud amount) refers to the fraction of the sky obscured by clouds on average when observed from a...

ground. Cloud-based supplementary features Mamma Downward facing bubble-like protuberances caused by localized downdrafts within the cloud. Arcus (including...

Look up arcus in Wiktionary, the free dictionary. Arcus may refer to: ARCUS, the Arctic Research Consortium of the United States, supporting Arctic policy...

shredded clouds that normally appear beneath the parent cumulus cloud during precipitation. Cumulus arcus clouds have a gust front, and cumulus tuba clouds have...

millimetres (2.0 in) per hour for longer rainfalls. The associated convective cloud can extend up to a height of 15 kilometres (9.3 mi) above the ground. During...

Tropical seasons Dry season Harmattan Wet season Storms Cloud Cumulonimbus cloud Arcus cloud Downburst Microburst Heat burst Derecho Lightning Volcanic...

Tropical seasons Dry season Harmattan Wet season Storms Cloud Cumulonimbus cloud Arcus cloud Downburst Microburst Heat burst Derecho Lightning Volcanic...

the desert, forming a wall of airborne sediment that precedes the storm cloud. This dust wall can span up to 100 km (62 mi) in width and extend several...

significantly better chance of sighting the cloud. A Morning Glory cloud is a roll cloud, or arcus cloud, that can be up to 1,000 kilometres (620 mi)...

product of the condensation of atmospheric water vapor that falls from clouds due to gravitational pull. The main forms of precipitation include drizzle...

shaft is mostly found underneath convective clouds, such as cumulonimbus cloud or cumulus congestus cloud during a downpour storm, as these have well...

Tropical seasons Dry season Harmattan Wet season Storms Cloud Cumulonimbus cloud Arcus cloud Downburst Microburst Heat burst Derecho Lightning Volcanic...

are sometimes called thundershowers. Thunderstorms occur in cumulonimbus clouds. They are usually accompanied by strong winds and often produce heavy rain...

Cloud physics is the study of the physical processes that lead to the formation, growth and precipitation of atmospheric clouds. These aerosols are found...

Tropical seasons Dry season Harmattan Wet season Storms Cloud Cumulonimbus cloud Arcus cloud Downburst Microburst Heat burst Derecho Lightning Volcanic...

comparatively benign, but can quickly intensify into a funnel cloud or tornado. An arcus feature is a roll cloud with ragged edges attached to the lower front part...

or altering the weather. The most common form of weather modification is cloud seeding, which increases rainfall or snowfall, usually for the purpose of...

conditions: it lowers the humidity, dissipates cloud cover, prevents rainfall formation and sometimes creates big clouds of dust which can result in dust storms...

Tropical seasons Dry season Harmattan Wet season Storms Cloud Cumulonimbus cloud Arcus cloud Downburst Microburst Heat burst Derecho Lightning Volcanic...

known as the solar wind. On Earth, common weather phenomena include wind, cloud, rain, snow, fog and dust storms. Some more common events include natural...

ice crystals that grow while suspended in the atmosphere—usually within clouds—and then fall, accumulating on the ground where they undergo further changes...

However, both hail and graupel are common in thunderstorms with cumulonimbus clouds, though graupel also falls in winter storms, and at higher elevations as...

occurring with a parent cloud in its growth stage and with its vorticity originating in the boundary layer. The parent cloud does not contain a preexisting...

rises up into the atmosphere, creating low pressure near the ground and clouds up in the air. The air can also be pushed upwards by hills or large mountains...

Tropical seasons Dry season Harmattan Wet season Storms Cloud Cumulonimbus cloud Arcus cloud Downburst Microburst Heat burst Derecho Lightning Volcanic...

Tropical seasons Dry season Harmattan Wet season Storms Cloud Cumulonimbus cloud Arcus cloud Downburst Microburst Heat burst Derecho Lightning Volcanic...

arid areas. The shaft of precipitation that can be seen falling from a cloud without reaching the ground is called "virga". A thunderstorm does not have...