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| Description: Occur most often along a cold front Most occur during the spring months Associated with huge thunderstorms called supercells Characteristics Diameter between 150 and 600 meters (500 and 2000 feet) Speed across landscape is about 45 kilometers (30 miles) per hour Cut about a 10 km (6 miles) long path Maximum winds range beyond 500 kilometers (310 miles) per hour Picture Stats: Views: 351 Filesize: 728.97kB Height: 797 Width: 1347 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=39829 |