Temperatures that are well below normal will plunge into much of the nation beginning Sunday in the Northern Plains, and pushing all the way into Florida by mid-week.

Many will see rapid drops in readings. Check https://t.co/VyWINDk3xP so you're not caught by surprise! pic.twitter.com/RCgZtTIUdZ

— National Weather Service (@NWS) November 8, 2019