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 Post navigation Previous Cindy Gets Stronger while Bret causes Damage in the Caribbean…Next Bret Brings Thunderstorms to the Caribbean… Related Stories Cyclone Rains Spur Papua New Guinea Landslides Weather Blog Cyclone Rains Spur Papua New Guinea Landslides May 1, 2026 Odyssey Team Celebrates on a Global Map of Mars Weather Blog Odyssey Team Celebrates on a Global Map of Mars April 30, 2026 Winter’s End Is Written in the Clouds Weather Blog Winter’s End Is Written in the Clouds April 30, 2026