Rain and thunderstorms return this week as a front moves through, bringing the best lightning chances we’ve seen in a while for parts of the South. In this update, I break down: • Where rain and thunder are most likely this week • Which locations have the best chance for lightning • Why severe weather looks limited • A closer look at the Christmas warm-up • Who could be near 70° • And how long the warmth may last before January cold tries to return It’s another classic December pattern swing - f