Severe ice winter

This classification basically divides the ice winter into three different classes of ice severity type 1 (mild ice winters), type 2 (moderate winters) and type 3 (cold and severe ice winters). In the years 1956-2005, the values of the ice severity index 5 varied horn 0.1-0.72 for type 1 (10 winters), 0.92-3.24 for type 2 (28 winters), and 3.27-7.11 for type 3 (12 winters). 

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