“…The highest density of lightning flashes in the world is observed in the Congo basin (80 flashes/km 2 / year; Christian et al, 2003). Belgium is at moderate risk, with about 35,000 lightning flashes to the ground per year, with a mean flash density of~1/km 2 /year (Poelman et al, 2012). Thunderstorms are more frequent during the summer months, coinciding with an increased incidence of LRF declarations.…”