Unlike one year ago, what's typically the busiest month for tornadoes in the U.S. hasn't been quite that active this May. But a pattern shift could change that ahead. Here's where and when.

Localized heavy rainfall could result in flooding from Florida to the mid-Atlantic early this week.

Flash floods buried roads in Moss Bluff, Louisiana, over the weekend as heavy rain and flash flood warnings blanketed Calcasieu Parish. Watch this video to see how one neighborhood near Lake Charles was inundated.

Apple snails are an invasive species generally banned from import and movement across state lines. Watch this video to learn about the environmental destruction they can cause, the potentially deadly risk to humans and why wildlife officials in southern states like Texas, Georgia, North Carolina and Louisiana want you to look out for the snails’ bright pink eggs.

PoP stands for probability of precipitation. This number often differs from one meteorologist to the next, creating confusion. Here is a breakdown on how to interpret PoPs and plan your day around the hourly forecast on The Weather Channel app.