Cairo: Fighting broke out north of Yemen's capital and in the centre of the country on Sunday, killing more than 20 people.
The war has killed more than 6,200 people which has drawn the country into a humanitarian crisis.
Heavy battles flared between forces loyal to Yemen's President Abdrabbo Mansour Hadi and Houthi fighters in Al Maton, a town north of the capital Sanaa, killing and wounding several fighters, local residents said, without giving precise figures.
In the central Bayda province, battles between the rival forces in Al Sawadiya and Al Zaher districts killed more than 20 people, local officials and residents said, and fighting continued in the southwestern city of Taiz.
Hadi, whose forces are backed by a Saudi-led Arab military coalition which has been carrying out airstrikes on Yemen for the past year, met his advisers in Riyadh on Sunday to discuss the impending halt in fighting, Yemeni officials said.
They said the Houthis had not yet informed the United Nations about their latest position on the agreement to stop fighting. A spokesman for the Houthis could not immediately be reached for comment.
The UN's Yemen envoy Ismail Ould Cheikh Ahmed has urged parties to the war to "engage constructively" in the new round of peace talks in Kuwait.