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Ice Needles

Meteorology  Ice jam  Ice pellets

Ice Needles: Ice crystals which are long and thin with a hexagonally-shaped cross section, thinner than ice columns. Ice needle formation is favoured at air temperatures from -4 C to -6 C (25 F to 21 F) ...


—A form of ice crystals.
ice pellets—Small, transparent or translucent, round or irregularly shaped pellets of ice.

The ice needles are typically a few centimetres long. While growing, they may lift or push away small soil particles. On sloped surfaces, needle ice may be a factor contributing to soil creep.[1][2] ...

ICE CRYSTALS Precipitation in the form of slowly falling, singular or unbranched , columns, or plates. They make up cirriform clouds, frost, and ice fog. Also, they produce optical phenomena such as halos, coronas, and sun pillars.

See also: See also: Frost, Temperature, Weather, Radiation, Precipitation

Meteorology  Ice jam  Ice pellets

 
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