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 A Desert Intersection Weather Blog A Desert Intersection October 1, 2025 Imelda and Humberto Crowd the Atlantic Weather Blog Imelda and Humberto Crowd the Atlantic September 29, 2025 The Erie Canal Turns 200 Weather Blog The Erie Canal Turns 200 September 29, 2025