CNN-Weather/Environment

By Meteorologists Dakota Smith and Chris Dolce (CNN) — A potent, multi-day storm continues to lash Hawaii with heavy rain into the weekend, prompting flood alerts in a state still recovering from devastating floods in March. A flood watch for all Hawaiian islands was issued early Saturday morning and will extend through Monday afternoon, as

By Andrew Freedman, CNN (CNN) — Get ready to hear a lot more about El Niño during the next several months — and maybe even longer — as the infamous climate cycle returns again, developing and intensifying in the Pacific Ocean near the equator. If it forms as expected, this El Niño will redraw global

By Andrew Freedman, CNN (CNN) — Experts are warning that the unprecedented heat wave that has roasted the West during the past two weeks has also set the stage for a potentially perilous wildfire season. The relentless heat, which has shattered monthly high temperature records, has caused the mountain snowpack to virtually vanish from California’s

By Meteorologist Dakota Smith, CNN (CNN) — A record warm March has melted an already abysmal snowpack across the western United States, with impacts clearly visible in satellite imagery. It’s setting the stage for an especially concerning summer season for a region critically dependent on mountain snow. Snowpack in the western US typically reaches its

By Andrew Freedman, CNN (CNN) — The hurricane planning tool that meteorologists and emergency managers use for making critical decisions, including ordering evacuations, is about to become inaccessible for an indefinite period following the lapse of the federal contract governing it. The web-based tool, known as HURREVAC, is owned and paid for by FEMA ,

By Ritu Prasad, Hanna Park, Chris Dolce, CNN (CNN) — Hundreds of people have been rescued after severe flooding battered Hawaii’s Oahu island and triggered evacuation orders Saturday near a dam that officials feared could overtop as water levels rose. The flooding is the largest event of its kind in the state in 20 years,

By Meteorologist Chris Dolce, CNN (CNN) — An unprecedented heat wave in the West broke the record for the hottest March temperature anywhere in the United States: 108 degrees. It’s an alarming signal of how hot the planet is getting and how fast it’s happening. Yuma, Arizona, hit 109 degrees on Friday afternoon, which broke

By Meteorologist Chris Dolce, CNN (CNN) — A rare fireball bright enough to be seen during broad daylight dazzled skies and triggered a sonic boom in parts of the eastern United States on Tuesday morning. The fireball was likely an unusually bright meteor, a piece of space rock burning up in Earth’s atmosphere. Fireballs burn

CNN, WBTV, LORI AND ANDY LOGAN, HARDIN COUNTY GOVERNMENT, WCNC, WSMV, WZTV, KARE, WISDOT By Andrew Freedman, CNN (CNN) — Meteorologists are reaching for superlatives to describe an oncoming heat wave so intense and rare for this time of year that it could leave some locations shattering their all-time temperature records for April before that

By Andrew Freedman, CNN (CNN) — Meteorologists are reaching for superlatives to describe an oncoming heat wave so intense and rare for this time of year that it could leave some locations shattering their all-time temperature records for April before that month has even begun. This extreme event, made far worse by human-caused climate change,

CNN By Meteorologists Mary Gilbert, Briana Waxman, and Chris Dolce, and Chris Boyette (CNN) — A sprawling, wind-driven multiday storm roared across the United States with severe thunderstorms to the south and blizzard conditions to the north, causing damage and disruptions along its path. The system kicked up a powerful line of storms with winds

CNN, WLUK, WBAY, WCCO, SHERIFF PATRICK DEAN LAUGHERY , HARDEMAN COUNTY SHERIFF’S OFFICE, @PATRICIARYEAGER , X, Sheriff Patrick Dean Laughery / Hardeman County Sheriff’s Office, @PatriciaRYeager / X By Meteorologists Mary Gilbert, Briana Waxman, and Chris Dolce, and Chris Boyette (CNN) — A sprawling, wind-driven multiday storm roared across the United States with severe thunderstorms

By Meteorologists Mary Gilbert, Briana Waxman, and Chris Dolce, and Chris Boyette (CNN) — A sprawling, wind-driven multiday storm roared across the United States with severe thunderstorms to the south and blizzard conditions to the north, causing damage and disruptions along its path. The system kicked up a powerful line of storms with winds up

By Andrew Freedman, CNN (CNN) — A drastic weather pattern change is about to induce an acute case of weather whiplash for most of the country. During the next few days, a record-setting Western heat wave will settle in while winterlike cold returns to the East. The heat wave in the West will dominate weather

By CNN meteorologists Chris Dolce, Mary Gilbert, and CNN’s Hanna Park, Holly Yan, and Rebekah Riess (CNN) — At least three people are dead after a multi-day rash of dangerous storms in the central and eastern US that produced several tornadoes, destructive giant hail and winds across more than 20 states. The final round of

CNN, LISA BLANCHETTE, CHRISTIAN TELLO, WBBM, WLS, LETICIA MARIE CRANFORD, SELENA JANE CASTILLO By CNN meteorologists Mary Gilbert, Chris Dolce, Briana Waxman and CNN’s Hanna Park, CNN (CNN) — A rash of ferocious storms ripped across the central US overnight, spawning tornadoes and killing at least two people. The two deaths were reported in northwest

CNN By CNN meteorologists Mary Gilbert, Chris Dolce and Briana Waxman (CNN) — Dangerous storms with tornadoes and huge hail are tracking across the central US overnight Tuesday into Wednesday. This threat of notably strong tornadoes has prompted the highest severe thunderstorm risk in months to be issued in parts of the Midwest. It’s all

By CNN meteorologists Mary Gilbert, Chris Dolce, Briana Waxman and CNN’s Hanna Park, CNN (CNN) — A rash of ferocious storms ripped across the central US overnight, spawning tornadoes and killing at least two people. The two deaths were reported in northwest Indiana, a spokesperson for the Lake Village Volunteer Fire Department said Wednesday. “Right

By Andrew Freedman, CNN (CNN) — There are increasing indications El Niño is likely to form and strengthen into potentially a significant event during the next several months, throwing weather patterns worldwide out of whack. El Niño could affect the Atlantic hurricane season (if the timing is right) and heat the planet even further, making

By CNN Meteorologist Derek Van Dam, Sydney Bishop, CNN (CNN) — Severe storms brought damaging tornadoes to parts of the central US Thursday and Friday, shredding buildings into piles of debris and killing at least eight people. The severe weather threat that started Wednesday will largely wind down after Saturday. A smattering of severe storms

By CNN Meteorologist Chris Dolce (CNN) — A 4.9-magnitude earthquake jostled hundreds of thousands of people in Louisiana early Thursday morning — an unusually strong temblor for the state. There have been no reports of damage or injuries. The earthquake, centered about 7 miles west of Edgefield, in northwest Louisiana, is the strongest earthquake centered

By CNN Meteorologist Mary Gilbert (CNN) — Supercell thunderstorms are dangerous severe storms that unleash destructive hail, roaring winds and powerful tornadoes. They are responsible for nearly all of the United States’ most violent tornadoes and the largest hailstones. Here’s what makes them so potent. Thunderstorms 101 Thunderstorms need moisture, energy — which meteorologists call

CNN, WBZ, WHDH, WCVB, WCBS By Danya Gainor, Chris Boyette, CNN (CNN) — Thousands in the Northeast remained without power amid freezing temperatures Tuesday as people from that region and the mid-Atlantic dug out from extreme snowfall — including more than 2 feet in several states — from the previous two days and faced continuing

CNN By Danya Gainor, Chris Boyette, CNN (CNN) — Thousands in the Northeast remained without power amid freezing temperatures Tuesday as people from that region and the mid-Atlantic dug out from extreme snowfall — including more than 2 feet in several states — from the previous two days and faced continuing travel disruptions including hundreds

By Danya Gainor, Chris Boyette, CNN (CNN) — Thousands in the Northeast remained without power amid freezing temperatures Tuesday as people from that region and the mid-Atlantic dug out from extreme snowfall — including more than 2 feet in several states — from the previous two days and faced continuing travel disruptions including hundreds of

By Samuel Hart, Curt Merrill, CNN (CNN) — A bomb cyclone is wreaking havoc across the Northeast, bringing heavy snow, near hurricane-force winds and other hazardous conditions to millions of people. CNN is tracking the storm’s impact in maps and charts that will update as the system unfolds. Alerts and hazards Major snowfall More than

CNN, POOL, SPECTRUM NEWS NY1, WHDH, NEWS 12 NEW JERSEY, EARTHCAM, NJ OFFICE OF THE GOVERNOR, BAY SHORE FIRE DEPARTMENT, WPVI, WBZ By Katherine Koretski (CNN) — New York City Mayor Zohran Mamdani banned most travel across the nation’s largest city from 9 p.m. Sunday through noon Monday, an extraordinary measure reflecting the test a

By Meteorologist Chris Dolce, Andrew Freedman, CNN (CNN) — A high-impact nor’easter is about to crush parts of the Northeast with blizzard conditions, heavy snow and strong winds. The forecast has been fraught with uncertainty for days, but has finally homed in on a major storm from the Mid-Atlantic to New England, including New York

By Meteorologist Chris Dolce, CNN (CNN) — A potent winter storm will impact the Northeast starting on Sunday, but there are still questions about how big its punch of snow and strong winds will be for some areas. Snow totals and the chances for a more significant bomb cyclone have been trending up over the