What for? alpine/board Nordic glide classic kick Kind of snow New snow fine Old snow fine Old snow coarse Artificial snow fine Artificial snow coarse Precipitation none Snow Rain Snow temperature 0 -1 -2 -3 -4 -5 -6 -7 -8 -9 -10 -11 -12 -13 -14 -15 -16 -17 -18 -19 -20 [°C] Air temperature 10 9 8 7 6 5 4 3 2 1 0 -1 -2 -3 -4 -5 -6 -7 -8 -9 -10 -11 -12 -13 -14 -15 -16 -17 -18 -19 -20 [°C] rel. humidity < 50 50 - 75 > 75 [%]