1.3.1.2.1. Arcus clouds

  • 8 months ago
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  • Author: SW101

RECAP

Arcus clouds: low, horizontal cloud formations below the thunderstorm’s rain-free base. The name ‘arcus’ comes from the latin word for ‘arch’. There are two types of arcus clouds: shelf cloud and roll cloud.

Arcus_clouds_GulfofTrieste_1a_SWE_Korosec

Shelf cloud: a shelf cloud is a common type of arcus clouds. It is a low, wedge-shaped, horizontal arcus cloud, attached to the base of the thunderstorm.

Shelf_Cloud_LignanoNEItaly_SWE_1_Korosec

Whale’s mouth:

Whales_mouth_LošinjIslandCroatia_SWE_1a_Puncet

Roll cloud:

Roll_Cloud_LošinjIslandCroatia_SWE_1a_Puncet_anno
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