Hidden within the chaos of a powerful storm, tiny spinning forces known as mesovortices can add another layer to the destructive weather already playing out. A mesovortex is a small, intense whirl of ...

WASHINGTON — It’s called a mesovortex — a weather phenomenon with a circular pattern that packs a punch but isn’t quite as strong as a tornado. And on Friday morning, it may have hit the region. Lorie ...

On December 31, 2017, the Moderate Resolution Imaging Spectroradiometer (MODIS) on NASA’s Aqua satellite captured this image of a strong band of lake-effect snow moving across Lake Michigan. The snow ...