Weather Blog Flooding in Porto Alegre, Brazil An extratropical cyclone triggered deadly flooding in the state of Rio Grande do Sul. Read More… About Author See author's posts Continue Reading Previous: Cindy Gets Stronger while Bret causes Damage in the Caribbean…Next: Bret Brings Thunderstorms to the Caribbean… Related Stories Blast From the Past: A Modern Lake in an Ancient Crater Weather Blog Blast From the Past: A Modern Lake in an Ancient Crater July 1, 2025 A Cosmic Explosion Over Siberia Weather Blog A Cosmic Explosion Over Siberia June 30, 2025 A Dusty Vestige of the Old West Weather Blog A Dusty Vestige of the Old West June 29, 2025