« Back to Glossary IndexA small-scale current of rising air. This is often associated with cumulus and cumulonimbus clouds.Related Articles:Glossary: Rain-Free Base20th January 2005 - Storm outbreakGlossary: BWERTornadoes and Supercells Storm Chase 2016Storms 11th February 2020 After observing a boundary aligned north south near B...« Back to Glossary Index