- exceptionally high intensity of lightning discharges, or all or nearly all the energy concentrated in a single or only a few (between 5 - 8) perpendicular cloud-ground discharges (CG); foto foto,
- Extremt high intensiteten ya yanayovuja umeme, au yote au Karibu nishati yote kujilimbikizia katika moja au chache tu (kati ya 5-8) perpendicular wingu-ardhi yanayovuja (CG); foto foto,