Saudi Arabia is likely to have Eid al-Fitr on May 13, said the Jeddah Astronomical Association.
The association said there is no possibility of a moon sighting anywhere in the kingdom on May 11.
The Shawwal moon is likely to be sighted in Saudi Arabia on Wednesday, May 12, the head of the Jeddah Astronomical Association predicted. Related: HRSD announces Eid al-Fitr holiday dates for private and public sectors
The Supreme Court will make an official decision on the Eid al-Fitr date in Saudi Arabia, the official added.