The Visayas grid will be on yellow alert from 6 to 9 p.m. on Sunday, May 31, 2026, the National Grid Corporation of the Philippines said.

The Visayas grid will be placed under red and yellow alerts on Friday, May 29, due to forced outages and derated capacities of several power plants, the National Grid Corporation…

The Visayas grid will be placed under yellow alert anew for five hours on Saturday afternoon to evening as major coal plants in the islands-cluster have derated capacities.