« Back to Glossary IndexAny form of visible electrical discharges produced by thunderstorms.Related Articles:NSW Northern Tablelands Storm Chase 8 December 2012Supercell then a squall line Sunday in SD. Lots of colors, lightning, a fun day....Significant thunderstorm impacts Western Sydney with large hail - October 14 2021Batemans Bay and South Coast Lightning Show - November 9-10, 2011Australia, a land of heat, fires, rain and floods - December 28 2015 to January 3 2016« Back to Glossary Index