Please see this post from JD_UTDallas. It explains the issues with natural gas in Texas.
https://freerepublic.com/focus/news/3935278/posts?page=79#79
Frozen windmills are part of the problem, natural gas production problems are a bigger part of the problem. Inadequate winterization of conventional plants is also a problem.
Read post 62. Those like me who have spent 40 years in 24/7/365 baseload generation aren’t surprised, we knew this day was coming because of stupid ignorant people making stupid ignorant decisions.