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Severe Storm Alerts Expand Across Brazil's Center-South as Cold Front Advances

INMET warns of localized daily rain near 100 mm with gusts approaching 100 km/h, with Mato Grosso do Sul expected to see the highest impacts through Friday.

Overview

  • A frontal system interacting with an instability zone is forecast to trigger heavy rain from Mato Grosso do Sul to Paraná, western Santa Catarina and the Triângulo Mineiro through the end of the week.
  • Forecasts cite local daily totals up to 100 mm and wind gusts near 100 km/h in parts of the region, with a hail risk around Campo Grande.
  • In Mato Grosso do Sul, winds may exceed 85 km/h and southern cities could receive 35–44 mm of rain, while Campo Grande’s civil defense has teams on standby.
  • INMET also issued time‑bound warnings for Rio Grande do Sul on Wednesday, flagging intense rain, 40–60 km/h winds and possible hail.
  • Authorities urge residents to stay sheltered, avoid trees and flooded areas, disconnect electronics, monitor slopes, and contact civil defense at 199 or the fire department at 193 if needed.