By now, we know what a super derecho does. But few know what a rare and complex breed of storm it is. If you're enjoying this article, consider supporting our award-winning journalism by subscribing.

Here's what we're checking out: 🛍️ Mid Atlantic Antique and Garden Festival: April 26-27, Poolesville, Md. Over 60 vendors from across the country will be there to sell antique furniture ...