How significant was the temperature change in Texas during the polar vortex?

The temperature change in Texas was remarkably severe, with reporter Ken Molestina noting that it was 40 degrees warmer just the day before. This drastic drop forced him to Google how to properly tie a scarf as he wasn't prepared for such extreme conditions. The sudden change highlights the unusual nature of this polar vortex hitting Texas, where such low temperatures are rare. The reporter's experience illustrates how the 40-degree temperature swing caught many residents off guard, requiring quick adaptation to the unexpectedly frigid weather.