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wind transport
Severe wind transports snow and makes travel difficult on the summit ridge of Mont Blanc, France. -
rime ice
Freezing temperatures, high winds and humidity cause rime ice to form on determined climbers. -
fresh blanket of snow
Most avalanches occur during or within the first 24 hours of a storm, Mt Cook masssif, New Zealand. -
lenticular cloud
Or 'cap' clouds over the Grands Jorasses indicate high winds aloft, often the harbinger of a storm.