The ERC (Electric Reliability Council of Texas) the power grid custodian of Texas, has stated the main factors of power loss are due to frozen instruments at Natural Gas, Coal, and Nuclear facilities. The wind turbines are the "least significant factor."
Makes a great talking point though when you're upset at the world.
"The first gun that was fired at Fort Sumter sounded the death-knell of slavery. They who fired it were the greatest practical abolitionists this nation has produced." ~BG D. Ullman