What is a dystonic storm?

Absolutely no fun. www.dystonia.org.uk/.../symptoms/dystonic-storms dystonic storms are episodes of a rare condition called status dystonicus where people develop frequent and intense episodes of severe generalised dystonia.
Intense. Occasional bursts of frequent, intense, generalized dystonia. See this link for details. It's half way down the page: http://www.Dystonia-foundation.Org/pages/faq_symptoms/101.Php.