South Portland Fire Chief James Wilson speaks to CBS 13 at the site of a Tuesday morning fire on Calais Street. Credit: CBS 13

A fire broke out in South Portland Tuesday morning.

It happened at a home on Calais Street around 6:50 a.m.

Fire officials say the fire started on the second floor, which sustained heavy fire and smoke damage. The first floor also has significant water damage.

Officials say two people and two dogs were inside at the time of the fire. They all made it out safely.

The cause of the fire is under investigation.

Follow BDN Portland on Facebook for the latest news from Greater Portland.