Lenticular clouds are stationary lens-shaped clouds that form at high altitudes, normally aligned perpendicular to the wind direction. Lenticular clouds can be separated into altocumulus sta… Read More
Polar stratospheric clouds (PSCs), also known as nacreous clouds, are clouds in the winter polar stratosphere at altitudes of 15,000–25,000 meters (50,000–80,000 ft). They are im… Read More
Mammatus, also known as mammatocumulus, meaning "Mammary cloud" or "Breast cloud" is a meteorological term applied to a cellular pattern of pouches hanging underneath the base of a cloud. Th… Read More
Noctilucent clouds, are tenuous cloud-like phenomena that are the "ragged-edge" of a much brighter and pervasive polar cloud layer called polar mesospheric clouds in the upper atmosphere, vi… Read More
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