The Saudi warplanes airstrike in Abyan province and targeted some regions, according to Yemeni security officials. There were no immediate reports of casualties or damage from the airstrike.

Also in the south, officials and witnesses said coalition warships deployed off Aden shelled Houthi forces.

Residents of the southern provinces of Shabwa and Lahej, also reported airstrikes overnight.

Witnesses in the southwestern city of Abyan said warplanes had hit positions there following the late Tuesday of the cease-fire, which is intended to ward off a humanitarian catastrophe.

Saudi Arabia and its coalition of Sunni Arab countries began the air campaign on March 26 to try to break the advance of the Houthis and its allies, who overran the capital, Sanaa, and much of northern Yemen late last year and have been on the offensive in the south, in other hand replace “Abed Rabbou Mansour Hadi” ousted fugitive former president who fled to Saudi Arabia.

Aid agencies said the five-day break in fighting to allow fuel, medicine, food and aid workers to enter Yemen could be a “lifeline” for civilians trapped in conflict zones.

Iran’s Shahed cargo ship carrying Iran humanitarian aids for people of Yemen including more than 2500 tons relief consignment like rice, flour, canned food and medicine plus 40 to 60 Red Crescent Society relief workers .

Brigadier General Masoud Jazayeri Vice of Iranian Armed Forces Chief of Staff warned that: if any problem created for Iranian aid ship a "fire might start" that US and Saudi Arabia can’t put it off.

Vice of Iran Armed Forces Chief of Staff in an exclusive interview with Al-Alam News Network said: honestly I says that Iran self-preservation has a scale.

Brigadier General Jazayeri said, if this cargo ship don’t reach the target, problem makers should expect Iran's reactions.