CNN-Weather/Environment

By Karina Tsui, Chris Dolce, Mary Gilbert, CNN (CNN) — An even more potent atmospheric river-fueled storm is on a collision course with California after a first storm triggered deadly flooding and evacuations over the weekend in Northern California. The new storm and another after it are prompting new evacuations in the Los Angeles area’s

By Meteorologist Briana Waxman (CNN) — Dangerous fire weather conditions were underway in Colorado and Wyoming’s foothills that had forecasters using the most dire language possible to characterize Friday’s fire threat. “This is a Particularly Dangerous Situation that poses a significant threat to life and property in the event of a wildfire start,” the so-called

By Meteorologist Chris Dolce Cold and snowy weather has gripped much of the northern tier of the United States since Thanksgiving, but a pattern change will torch the chance of white Christmas for many. A white Christmas is when at least 1 inch of snow is on the ground on the morning of December 25,

By Meteorologists Mary Gilbert, Chris Dolce (CNN) — A second levee failed just outside of Seattle as rivers once again surge from more atmospheric river-fueled rain, setting off deadly flooding in parts of western Washington. Precautionary evacuations were ordered for around 1,300 people in Pacific, Washington, Tuesday morning due to the levee breach along the

By Meteorologist Mary Gilbert, Alaa Elassar, CNN (CNN) — Rain has finally come to an end in flooded Washington and the Pacific Northwest, but the region can’t breathe easy: More heavy rain from new atmospheric rivers will arrive next week. As of Saturday, Stehekin Valley, a remote area of Washington only reachable by boat or

By Andrew Freedman, CNN (CNN) — The National Weather Service is working to hire back hundreds of positions laid off or otherwise cut by the Trump administration, but it’s progressing at a snail’s pace, with about 80 final job offers accepted for meteorologists, hydrologists and other specialized staff. The agency received permission in late July

By CNN Meteorologists Briana Waxman, Chris Dolce and CNN’s Andrew Freedman (CNN) — An arctic air mass has descended into the US, and a disrupted polar vortex will keep the nation in the freezer at times deeper into December. More than 200 million people will wake up to freezing temperatures this week as the coldest

CNN, WLS, KCCI, SEE PREFONTS By CNN Meteorologist Briana Waxman and Chris Dolce (CNN) — A new, quick-hitting winter storm is piling onto travel woes and shoveling duties Monday in parts of the central US that were buried over the weekend, but its next chapter could be its most notable. The storm will strengthen rapidly

By CNN Meteorologist Briana Waxman and Chris Dolce (CNN) — A new, quick-hitting winter storm is piling onto travel woes and shoveling duties Monday in parts of the central US that were buried over the weekend, but its next chapter could be its most notable. The storm will strengthen rapidly into a bomb cyclone as

By CNN Meteorologist Mary Gilbert (CNN) — Emerging from their holiday food comas and shuffling toward the nation’s airports and highways, some Americans may discover the biggest holiday indigestion has nothing to do with pie. A potent storm is muscling into the journey home, threatening to upend post-turkey travel. For anyone who postponed their return

By CNN Meteorologist Mary Gilbert, CNN (CNN) — Holiday travelers in the United States avoiding widespread disruptive weather ahead of Thanksgiving might not be so fortunate during their post-holiday journeys. A new storm that will first impact the Pacific Northwest by Thanksgiving night is expected to morph into a full-blown, cross-country storm with the potential

By CNN Meteorologists Briana Waxman and Chris Dolce (CNN) — A blast of Arctic cold air is set to sweep across the country just as family and friends take to the roads and skies to gather for Thanksgiving. Parts of the Rockies and Plains are already feeling the chill, but the temperature drop pushes south

By CNN Meteorologist Mary Gilbert (CNN) — Thanksgiving is a week away and more than 80 million Americans are planning to travel at least 50 miles from home. But the weather has the potential to disrupt their visits with family and friends. Most of those travelers — 73 million — are expected to hit the

By CNN Meteorologists Briana Waxman, Chris Dolce, CNN (CNN) — Significant flooding is underway in Texas Hill Country as storms crawl across the South. Parts of the region are still recovering from devastating flooding that killed more than 130 people this July. Over 9 inches of rain has fallen since Thursday morning in parts of

By Andrew Freedman, CNN (CNN) — High above the North Pole, in a slice of atmosphere rarely noticed and even less understood, a transformation is underway. Over the next 10 days, changes in the stratosphere will upend weather patterns and set the stage for a cold, snowy December across parts of the Northern Hemisphere. It

KSBW By CNN Meteorologists Briana Waxman, Taylor Ward, Mary Gilbert (CNN) — A strong Pacific storm is bringing soaking rain to Southern California, increasing the risk of life-threatening flooding, mudslides and debris flows, especially near burn scars in the Los Angeles area. Evacuation orders are in effect for “vulnerable properties” within the Palisades, Hurst and

By CNN Meteorologists Briana Waxman, Taylor Ward, Mary Gilbert (CNN) — A strong Pacific storm is bringing soaking rain to Southern California, increasing the risk of life-threatening flooding, mudslides and debris flows, especially near burn scars in the Los Angeles area. Evacuation orders are in effect for “vulnerable properties” within the Palisades, Hurst and Sunset

By CNN Meteorologists Briana Waxman and Chris Dolce (CNN) — A powerful burst of energy from the sun streaming past Earth painted the night sky as far south as Florida with stunning northern lights displays overnight Tuesday. The dancing red and green and purple hues were spotted across a vast portion of the US and

CNN, WSOC, SPECTRUM NEWS MILWAUKEE, ISAAC DAKOTA CASADOS By CNN Meteorologists Briana Waxman, Chris Dolce (CNN) — Record cold temperatures have pushed as far south as Florida this morning as wind-whipped snow continues to pile up in the eastern Great Lakes from a brief bout of Arctic air gripping the eastern US. More than two

By CNN Meteorologists Briana Waxman, Chris Dolce (CNN) — Record cold temperatures have pushed as far south as Florida this morning as wind-whipped snow continues to pile up in the eastern Great Lakes from a brief bout of Arctic air gripping the eastern US. More than two dozen cities, reaching as far south as Fort

By CNN Meteorologist Mary Gilbert (CNN) — The calendar still says fall, but the atmosphere is skipping ahead to winter as a rush of Arctic air sends more than two dozen states into a brief deep freeze. It all starts this weekend in the Midwest, where temperatures will drop 10 to 20 degrees below average,

By Andrew Freedman, CNN (CNN) — Tossed and battered by violent wind and severe turbulence, the National Oceanic and Atmospheric Administration’s Hurricane Hunters have spent the past week diving into the eye of Melissa — a storm of historic ferocity — to gather life-saving data. They have done it around the clock, 24/7, because their

By Mary Gilbert, CNN Meteorologist (CNN) — After Melissa moves away from Jamaica, Cuba is next in line for the powerful hurricane’s fury. Landfall is expected very early Wednesday morning, likely a couple hours after midnight, but impacts have already begun. Heavy rain is falling in Cuba with tropical storm-force winds reaching some coastal areas.

CNN By CNN Meteorologist Chris Dolce (CNN) — Melissa rapidly intensified over the weekend and is now a rare Category 5 hurricane with 160 mph winds. The National Hurricane Center expects it to make landfall in Jamaica on Tuesday morning as the strongest hurricane on record to strike the island. The center of the hurricane

By CNN Meteorologist Chris Dolce (CNN) — Melissa rapidly intensified over the weekend and is now a rare Category 5 hurricane with 160 mph winds. The National Hurricane Center expects it to make landfall in Jamaica on Tuesday morning as the strongest hurricane on record to strike the island. The center of the hurricane is

By CNN Meteorologists Briana Waxman, Mary Gilbert, Chris Dolce (CNN) — Jamaica and other parts of the Caribbean are staring down what could become a catastrophic, days-long assault of extreme rainfall and damaging winds with a strengthening Tropical Storm Melissa expected to become a major hurricane over some of the hottest ocean water on the

By CNN Meteorologists Briana Waxman, Mary Gilbert (CNN) — Tropical Storm Melissa is barely moving through the Caribbean, and that’s exactly what makes it so dangerous. The longer it lingers, the more rain it dumps and the more likely it is to rapidly intensify into a monster storm. Intensity forecasts have ramped up considerably in

By CNN Meteorologists Briana Waxman, Mary Gilbert, CNN (CNN) — Tropical Storm Melissa is crawling through the Caribbean Sea, threatening to unleash life-threatening flooding and mudslides across parts of the region later this week. It’s proof this year’s Atlantic hurricane season is not over yet, and Melissa has plenty of time and fuel ahead. Melissa

By CNN Meteorologist Mary Gilbert (CNN) — Tropical Storm Melissa has formed in the Caribbean Sea, proving this year’s Atlantic hurricane season won’t be wrapping up quietly. The storm could slam the northern Caribbean with pouring rain and strong winds as it strengthens over extremely warm water this week. Melissa’s worst impacts could center on

By CNN Meteorologist Chris Dolce, CNN (CNN) — Thunderstorms erupting in the South and Midwest to kick off the weekend could turn severe and produce dangerous winds, a few tornadoes and heavy rain. It’s not been a particularly active fall so far, but the return of severe thunderstorms is a reminder this season, and occasionally