'Volcano Missiles' fired towards Saudi Arabia by Houthi Rebels, Yemen, April 2018
Houthis still have missile strike capabilities. The Burkan-2H or Volcano-2H is a mobile short-range ballistic missile used by the Houthis militants in Yemen. The Volcano H-2 was first launched in July 2017. It is related to the Scud missile family. https://en.wikipedia.org/wiki/Burkan-2
Operational range:
>=850 kilometres (530mi)