• Two tornadoes confirmed in Paraná, extratropical cyclone forecast to form near southern Brazil

    Two tornadoes were confirmed in Paraná between September 9 and 10, 2026, as severe weather affected southern Brazil, while three people were killed when a landslide struck a home during heavy rain in Ponta Grossa. The National Institute of Meteorology (INMET) warned of another period of intense instability on September 11, with an extratropical cyclone forecast to form Friday night between northeastern Rio Grande do Sul and the Atlantic Ocean.

  • Exceptionally heavy rains hit Rio Grande do Sul, causing deadly floods, Brazil

    At least four people died Monday, September 4, 2023, after an extratropical cyclone dumped extremely heavy rains that triggered severe floods and landslides in the southernmost Brazilian state of Rio Grande do Sul. Parts of the northern half of the state received 2 and even 3 months’ worth of September rains in just 72 hours.