Second Summer is a brief return of warm, sunny weather after the first cool spell of fall. It's one last surprise visit from ...

There are so many ingredients that go into the creation of a thunderstorm. You need moisture, instability, and a lifting mechanism, plus wind shear if the storm is to become severe. But even with all ...

When rain refuses to fall for weeks on end, a dry spell can gradually become a full-on drought. But what do meteorologists and other scientists look for to confirm it’s actually a drought? The ...

While rivers on the ground carry large amounts of water downstream, rivers in the atmosphere can do the same thing, only high above Earth’s surface. An atmospheric river (AR) is a long plume of ...