CNN-weather/environment

By Holly Yan, Dalia Faheid, Taylor Ward and Robert Shackelford, CNN (CNN) — Buckle up for a potentially bumpy ride, as coast-to-coast storms could impede millions of travelers this busy holiday weekend. After a rash of tornadoes and large hail, parts of the South are at risk of more twisters this weekend. In the Western

By Lauren Mascarenhas, Robert Shackelford and Taylor Ward, CNN (CNN) — Holiday travelers setting out for what is expected to be one of the busiest travel weekends of the year are already facing delays as a severe round of storms rolls into the Southern US. The severe storms in the area prompted the National Weather

CNN Editorial Research (CNN) — Here is a look at tsunamis. Tsunamis are formed by a displacement of water – a landslide, earthquake, volcanic eruption, or slippage of the boundary between two of the earth’s tectonic plates – slabs of rock 50 to 650 feet (15 to 200 meters) thick that carry the Earth’s continents

By Robert Shackelford and Hanna Park, CNN (CNN) — As Christmas approaches and an expected record number of people across the country set off on their journeys, they may encounter travel trouble as winter storms threaten delays. While major winter storms are not expected in the days leading up to Christmas, several minor storms could

By Mary Gilbert, CNN Meteorologist (CNN) — Topsy turvy temperatures are on the way for millions of Americans in the final days of 2024 as winter struggles to take hold. Periodic blasts of bitterly cold Arctic air have plunged into the northern and eastern US this December in stark contrast to the warmest fall on

By Mary Gilbert, CNN Meteorologist (CNN) — Accurately predicting the weather is hard — really hard, but a new AI-powered forecast model just hit a milestone that has experts saying your forecast could soon get more accurate, and further out, too. It takes a Herculean effort to keep pace with weather in an atmosphere constantly

By CNN Meteorologists Elisa Raffa and Mary Gilbert (CNN) — A wide-reaching storm boosted by an atmospheric river was drenching the entire East Coast Wednesday with heavy rain and strong winds. The storm’s worst sloppy mess of heavy rain and strong winds made for treacherous travel and a miserable day in the Northeast. Winds gusting

By Robert Shackelford, CNN (CNN) — Southern California is bracing for another round of strong, potentially dangerous Santa Ana winds just over a month after a similar wind event helped fuel the Mountain Fire, which scorched nearly 20,000 acres in Ventura County and sent residents scrambling for safety. The powerful wind event is set to

By Mary Gilbert, CNN Meteorologist (CNN) — A quick-hitting but potent winter storm is delivering intense bursts of snow and strong winds from the Midwest to the Northeast, knocking out power and creating dangerous travel conditions for commuters. The storm slid east and expanded its wintry conditions over more of the Great Lakes, Midwest and

By Holly Yan, Gene Norman, Taylor Ward and Taylor Galgano, CNN (CNN) — While ferocious snowfall threatens to trap residents in parts of the Great Lakes region, millions of holiday travelers face bitter Arctic air that will soon blast half of the entire country. Temperatures will plunge 15 to 25 degrees across much of the

By Holly Yan and Gene Norman, CNN (CNN) — After the the Northeast was hammered by frigid rain or snow on Thanksgiving, a bitter blast of Arctic air is set to envelop much of the country by the time travelers head home this weekend. In New York City, sopping-wet revelers braved temperatures in the 40s

By Mary Gilbert, CNN Meteorologist (CNN) — Mother Nature is about to serve up some unappetizing conditions for the millions of Thanksgiving travelers: sloppy weather, snow, the coldest temperatures since February and a potentially disruptive storm are on the way through the holiday weekend. Here’s a day-by-day look at what to expect this week. Wednesday