State weather agency PAGASA warned of possible serious flooding and landslides over five areas in Western Visayas on Friday.
Serious flooding is expected in low-lying areas and landslides in mountainous areas.
Heavy rain had been falling over parts of the Visayas on Friday.
In Iloilo, GMA Iloilo reported floods in parts of Iloilo City, prompting Mayor Jed Patrick Mabilog to suspend classes in the city.
In Guimaras, classes in all levels were suspended.
San Joaquin town in Iloilo, the approach to a local bridge was also affected.