CNN-Weather/Environment

By Nimi Princewill, CNN Abuja, Nigeria (CNN) — Floodwaters that gushed from an overflowing dam in northern Nigeria engulfed a zoo and swept…

By Elizabeth Wolfe, Mary Gilbert, Robert Shackelford and Eric Zerkel, CNN (CNN) — Francine has strengthened into a Category 1 hurricane with…

By Mary Gilbert, CNN Meteorologist (CNN) — The first evacuations have been ordered along the Gulf Coast as Tropical Storm Francine gains…

By Gene Norman, Elisa Raffa, Allison Chinchar and Mary Gilbert, CNN Meteorologists and Ashley R. Williams, CNN (CNN) — Potential Tropical…

By Paradise Afshar and Cindy Von Quednow, CNN (CNN) — Raging wildfires in California and Nevada have led to mandatory evacuations of thousands…

By Mary Gilbert, CNN Meteorologist (CNN) — It’s early September – what should be the busiest stretch of hurricane season. Forecasters…

By Mary Gilbert, CNN Meteorologist (CNN) — A widespread area of the eastern United States will get a taste of early fall weather for Labor Day…

By Mary Gilbert, CNN Meteorologist (CNN) — Fall is a season of transitions: brutally hot summer days give way to crisp fall evenings, green…

By Mary Gilbert, CNN Meteorologist (CNN) — Tropical activity in an unusually active hurricane season will take a breather after Ernesto, but…

By Raja Razek, CNN (CNN) — Extreme weather in parts of Canada is causing flooding and power outages in several areas, including Toronto,…

By Mary Gilbert and Elisa Raffa, CNN Meteorologists (CNN) — Ernesto regained Category 1 hurricane strength with 80 mph sustained winds Sunday…

CNN Editorial Research (CNN) — Here’s a look at some statistics from Hurricane Katrina. August 29, 2005 Katrina makes landfall near Grand…

CNN By Elizabeth Wolfe, Robert Shackelford and Mary Gilbert, CNN (CNN) — Hurricane Ernesto continued to unload flooding rainfall on Puerto Rico…

By Elizabeth Wolfe, Robert Shackelford and Mary Gilbert, CNN (CNN) — Hurricane Ernesto unloaded flooding rainfall on Puerto Rico as it pulled…

By Mary Gilbert, CNN Meteorologist (CNN) — Tropical Storm Ernesto is steadily growing stronger as it slams the northern Caribbean with heavy…

By Nell Lewis, CNN (CNN) — At the end of July, Colorado became the latest US state to battle the spread of wildfires. Four blazes broke out,…

By Mary Gilbert, CNN Meteorologist (CNN) — Tropical Storm Ernesto has formed in the Atlantic and is racing through the Caribbean islands and…

By Elizabeth Wolfe, Robert Shackelford, Mary Gilbert and Alaa Elassar, CNN (CNN) — Fast-rising floodwaters from Debby’s extreme rainfall has…

CNN By Elizabeth Wolfe and Robert Shackelford, CNN (CNN) — Debby weakened to a post-tropical cyclone Friday morning but it is still threatening…

By Elizabeth Wolfe, Robert Shackelford and Mary Gilbert, CNN (CNN) — After causing at least six deaths in the Southeast, Debby weakened to a…

By Jennifer Gray, CNN Meteorologist (CNN) — Once a tropical storm strengthens into a hurricane, it earns a category designation on the…

By Jennifer Gray, CNN Meteorologist (CNN) — When a hurricane undergoes rapid intensification, its maximum sustained winds increase by at least…

CNN By Elisa Raffa, Ashley R. Williams, Dakin Andone and Brandon Miller, CNN (CNN) — Hurricane Debby, the fourth named storm of the Atlantic…

By Elisa Raffa, Ashley R. Williams, Dakin Andone and Brandon Miller, CNN (CNN) — Hurricane Debby, the fourth named storm of the Atlantic…

CNN By Nouran Salahieh, Eric Zerkel, Mary Gilbert and Elisa Raffa, CNN (CNN) — Tropical Storm Debby has sustained winds of 45 mph and is…

By Nouran Salahieh, Eric Zerkel, Mary Gilbert and Elisa Raffa, CNN (CNN) — Tropical Storm Debby has sustained winds of 45 mph and is located…

By Mary Gilbert and Taylor Ward, CNN Meteorologists (CNN) — A tropical storm warning has been issued and a state of emergency declared in parts…

By Mary Gilbert, CNN Meteorologist (CNN) — The eerie calm over the Atlantic basin that settled in after historic Hurricane Beryl is about to be…

By Alisha Ebrahimji and Kara Mihm, CNN (CNN) — Emergency responders sprang into action early Tuesday to rescue residents in flooded areas of…

By Mary Gilbert, CNN Meteorologist (CNN) — A routine part of the job for Southwest Airlines flight attendants is turning into a dangerous mess…

By Mary Gilbert, CNN Meteorologist (CNN) — The Atlantic Ocean has been on a nearly three-week long rest after producing historic Hurricane…

By Alex Leeds Matthews, CNN Over the last couple decades, wildfires have increased in number and size, particularly in western states. This is likely…

By Rachel Ramirez, CNN (CNN) — Hundreds of people may have died from heat in Arizona’s Maricopa County amid another record-breaking summer in…