Storm

noun

1. Any disturbed state of the atmosphere, especially as affecting the earth's surface, and strongly implying destructive or unpleasant weather.
2. A violent agitation of human society; a civil, political, or domestic commotion; violent outbreak.

   "The proposed reforms have led to a political storm."

3. A wind scale for very strong wind, stronger than a gale, less than a hurricane (10 or higher on the Beaufort scale).
4. A violent assault on a stronghold or fortified position.