Overview
- An extratropical cyclone drove a roughly 12-hour gale with gusts near 98 km/h, toppling trees and damaging lines across the metropolitan area.
- Enel reported about 2 million customers lost service at the peak and said around 500,000 were restored by Thursday, leaving roughly 1.4–1.5 million still without electricity.
- São Paulo city hall counted 231 fallen trees as crews worked to clear debris and repair infrastructure.
- Sabesp said power losses halted water pumps in many neighborhoods and that supply is resuming gradually as electricity returns.
- Air travel disruptions eased after hundreds of cancellations, with Aena citing dozens of flights canceled Thursday at Congonhas and Guarulhos as operations normalized for some services.