This has become a theme this spring. Dozens of cities set April records for warmth, precipitation and even a lack of rain.

Rain could spell some relief to firefighting efforts in the South. And cooler weather is set to sweep much of the nation.

The stratospheric polar vortex is entering its seasonal collapse. But that doesn’t mean calm weather is coming. What's expected for April weather?

April has seen a lot of weather alerts. From tornadoes to thunderstorms to flash floods. This month has officially broken ...