Repeated earthquakes are rattling Greece’s volcanic island of Santorini. Scientists say the quakes aren't related to a slight increase in volcanic activity that has also been registered recently.

A 5.3 magnitude earthquake struck near Santorini, Greece, the latest in a series of temblors near the popular tourist destination.

Santorini is shaken by frequent earthquakes, leaving residents and tourists on edge as experts weigh in on the situation. While there's no immediate danger of a volcanic eruption, concerns remain over the unpredictable seismic activity.

Greek officials are warning those on the popular tourist island destination of Santorini to stay alert in the coming days due to increasing seismic activity which could mean a strong earthquake is possible.

Thousands of residents are fleeing Santorini after hundreds of earthquakes were recorded near the Greek island in the last 48 hours. About 9,000 people have left the island since Sunday, with additional emergency flights scheduled to leave on Tuesday.

The strongest earthquake recorded was magnitude 4.6 at 3:55 p.m. Sunday, at a depth of 14 kilometers (9 miles), the Athens Geodynamic Institute said.

Thousands of people evacuated Santorini after a series of earthquakes in recent days hit the picturesque Greek island with fears of additional tremors.

Hundreds of earthquakes have rattled the island since Sunday, leading emergency flights to be scheduled.

Santorini's earthquakes are intensifying as a rare earthquake swarm continues to rattle the Mediterranean's Aegean Sea. The earthquakes are probably caused by faults rather than volcanic activity.