This year’s Thanksgiving travel period is expected to be the busiest in 15 years, according to the Federal Aviation Administration. Follow here for live updates on travel and weather.

Thanksgiving is a week away and the weather has the potential to disrupt travel for the tens of millions visiting family and friends.

A blast of fall-like weather is coming for much of the United States, and unlike the last brief break from summer heat, this cooldown will have some staying power. It will feel more like late ...