According to local sources, Saudi fighter jets targeted Sahar district in Sa'ada on Monday. Sa’adah has been one of the hardest hit locations since Riyadh launched its military campaign against Yemen on March 26 - without a UN mandate.
Saudi tanks also fired rockets into the south of Hidan district in Sa'ada.
Saudi fighter jets earlier pounded multiple areas in the capital Sana'a as well as the northern province of Amran.
Saudi warplanes carried out airstrikes on office of Ali Saleh, son of former Yemeni President Ali Abdullah Saleh, in Sana’a.
The Harad district in Hajjah province also came under artillery fire.
A telecommunications center and a military position in the eastern province of Hadhramaut were also hit.
On Sunday, at least 44 were killed and 180 others wounded as Saudi warplanes targeted areas in the capital, Press TV reported.
A day earlier, Saudi fighter jets bombarded a school, a media center and a residential area among other locations across the eastern province of Hajjah, killing nearly 40 people.
Nearly 2,000 people have been killed as a result of the conflict in Yemen since March 19, according to the World Health Organization (WHO).