The UAE Ramadan Moon Sighting Committee will meet at sundown today to look for the new crescent.
According to the International Astronomical Centre, there's a good chance that Monday May 6 will be the first day of Ramadan.
Officials across the country said they will inform the committee if there are any sightings reported.
Schools in Dubai must start by 8.30 am and finish before 1.30 pm during the holy month.
Public transport timings will also be effected, with Dubai Metro open from 5:00 am to midnight during the weekday, and from 10:00 am to 1:00 am on the weekend.
Paid parking hours in Dubai will also be split during Ramadan, with a two-hour break around Iftar.

Father's Day: H.H. Sheikh Mohammed remembers 'their virtues, their lives'
H.H. Sheikh Mohamed marks Father's Day with tribute to late Sheikh Zayed
4 killed due to red light violations in Dubai since start of 2026
UAE sends more aid to Gaza
Dubai Police busts criminal network pirating premium satellite channels
Abu Dhabi Police warns drivers not to leave flammable items in parked vehicles
Sheikh Hamdan bin Zayed reviews Abu Dhabi environmental progress
UAE approves innovative treatment for chronic lung conditions
