Houston Freeze Questions Answered by Weather Experts

The most significant freezing rain accumulations are expected north of Highway 105, with the Houston metro area facing uncertainty about where the cold rain vs. freezing rain line will fall. Interstate 10 serves as a rough dividing line for highest risk areas.

Sunday and Monday mornings could see temperatures below 25°F, particularly along and north of Interstate 10. This creates pipe-bursting conditions, though not as severe as the teens experienced in February 2021.

The article distinguishes between generation failures (like February 2021 when plants shut down) and distribution failures (like Hurricane Beryl when trees fell on lines). ERCOT forecasts adequate generation, but ice accumulation on trees and lines poses distribution risks.

Friday is safe for travel, Saturday conditions will deteriorate, and Saturday evening through Monday morning represents the highest-risk window for both road travel and air travel at Bush Intercontinental.