The ornamental design for a weatherproofcover for skipole, as shown and described.
1. Weatherproof cover for ski pole
1.1 : Perspective
1.2 : Front
1.3 : Back
1.4 : Left
1.5 : Right
1.6 : Top
1.7 : Bottom
1.8 : Reference figure
1.9 : Reference figure
The material is synthetic material; this design relates to a weatherproof cover that can be joined to a ski pole or climbing pole (stick) to cover the hand; reference figure 1.8 is a drawing showing the present design related to a ski pole, reference figure 1.9 is a view showing a folded shape of a weatherproof cover of the present design related to a ski pole.