You might remember the phrase "beware the Ides of March" from your high school English class. Here's what it means and when it is.

Why is March 15 so ominous? And where does the phrase "Beware the Ides of March" come from? Here's everything to know.

“The Ides of March has historically been a rough day, not just for Julius Caesar. A once-per-decade extreme outbreak of severe thunderstorms and tornadoes is underway over the Deep South, centered over Alabama and Mississippi,” said the climate office in a media release.

FARGO — "Beware the Ides of March!" quoth the soothsayer to Julius Caesar in Shakespeare's play. And rightfully so. Today's weather is certainly that of a dagger, as it often is on this date and others in the middle of March.