When the ingredients of moisture, an unstable atmosphere and a lifting mechanism combine, thunderstorms often form, but sometimes, several cells can join forces and turn into what is known as a ...

MADISON, Wis. -- The First Warn Weather Team is tracking the possibility of a late Tuesday night and early Wednesday cluster of thunderstorms. This kind of cluster has a name – a mesoscale convective ...

An MCS stands for a "Mesoscale Convective System," which is a cluster of thunderstorms, often in the form of a squall line. MCS span hundreds of miles and often involves high winds and torrential ...

Often called “popcorn” convection, single-cell thunderstorms are small, brief, weak storms that grow and die within an hour or so. They are typically driven by heating on a summer afternoon.

Central Texas witnessed one of its worst flood events on record during a busy holiday weekend. The combination of heavy rainfall and the hilly terrain led to the extreme rise in rivers and a Flash ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Mesoscale Discussion 1561 NWS Storm ...