| an air mass formed by powerful updrafts and downdrafts moving in convective loops, the smallest unit of a storm system. |
| storm cell n. An air mass that contains up and down drafts in convective loops, moves and reacts as a single entity, and functions as the smallest unit of a storm-producing system. |
| storm cell
An air mass that contains up and down drafts in convective loops, moves and reacts as a single entity, and functions as the smallest unit of a storm-producing system. |