Key Highlights
- 77 million people are under cold alerts across the northern Plains to the Northeast and Florida.
- Wind chills in northern areas are as low as 20 to 30 degrees below zero.
- Florida is experiencing wind chills between 20 to 30 degrees.
- Cold alerts for Florida are expected to expire by midmorning, but temperatures will remain low throughout the day.
- The winter storm may disrupt travel and daily activities into the weekend.