London tornado of 1091: A tornado thought to be of strength T8/F4 strikes the heart of London.

London tornado of 1091

One of the strongest tornadoes in British Isles

The London Tornado of 1091 is the earliest reported tornado in England, occurring in London on Friday, 17 October 1091. It has been estimated by modern assessment as possibly a T8 on the TORRO scale making it one of the strongest recorded tornadoes in the British Isles,…