Six civilians, including four children, were killed and 52 others injured in the strikes. The renewed violence threatens to derail the peace agreement reached in Sweden last year.
The Houthis are handing over control of the ports of Hodeidah, Saleef and Ras Isa to the Yemeni coastguard. An agreement to this effect was signed in Stockholm in December
Both the houses of Congress had passed resolutions seeking an end to the war in Yemen which has claimed thousands of lives.
Saudi Arabia, backed by United States, Britain and France, is leading an international coalition force in favor of forces loyal to former President Abdrabbuh Mansur Hadi who was deposed by Houthi forces in 2015.