I am not familiar with turbine technology. But I do know wind farms is ISO-NE (New England) have shutdown from ice. Just a quick bit of reading describes the challenges - historically the solutions have been expensive and not very good. One article said there is some promising new technology.

Here is that article (or press release - I know nothing of the source)

https://www.windpowerengineering.com/the-cold-hard-truth-abo...