This picture was taken of an approaching thunderstorm. It looked like a cottonsky! The clouds are cumulonimbus mammatus which often accompany violent thunderstorms.
Location: Sun City, Arizona. Date: September, 2002
Photographer: Greg Banfield aka Motoman
A pulse storm developed south of Singleton and gave off some very nice cloud-to-ground lightning! Very powerful bolts.
Location: Singleton, NSW, Australia
Photographer: Ben McB
2 minute exposure of a super cell thunderstorm. The tornado sirens at Sheppard Air Force Base were sounded when the 80+ mph winds hit the base. Notice the inflow of the clouds into the bottom of the super cell…
Location: Wichita Falls, Texas
Date: May 2000
Photographer: Mark Papak
Several captures of lightning taken during a night time storm over Dallas, Texas.
Photographer: James Langford
Spectacular electrical storm on 7-23-03. Taken just outside Joplin, Missouri, near Shoal Creek.
Photographer: Alyson Lowe