CNN-Weather/Environment Archives

The yellow and orange shadings show the plume of moisture that will fuel heavy rain in Hawaii through this weekend.

Hundreds rescued and evacuations ordered as catastrophic flash flooding hits Oahu

March 20, 2026 9:02 AM CNN Newsource

By Ritu Prasad, Hanna Park, Chris Dolce, CNN (CNN) — Hundreds of people have been rescued after severe flooding battered Hawaii’s Oahu island…

The US broke the all-time heat record for March. Yes, it’s climate change

March 20, 2026 8:22 AM CNN Newsource

By Meteorologist Chris Dolce, CNN (CNN) — An unprecedented heat wave in the West broke the record for the hottest March temperature anywhere in…

Rare fireball spotted over eastern US caused a sonic boom

March 17, 2026 11:07 AM CNN Newsource

By Meteorologist Chris Dolce, CNN (CNN) — A rare fireball bright enough to be seen during broad daylight dazzled skies and triggered a sonic…

A jogger and cyclist move along a bike path in Santa Monica

Extraordinary, climate change-fueled heat wave envelops the West with mounting consequences

March 17, 2026 5:00 AM CNN

CNN, WBTV, LORI AND ANDY LOGAN, HARDIN COUNTY GOVERNMENT, WCNC, WSMV, WZTV, KARE, WISDOT By Andrew Freedman, CNN (CNN) — Meteorologists are…

Extraordinary, climate change-fueled heat wave envelops the West with mounting consequences

March 17, 2026 5:00 AM CNN Newsource

By Andrew Freedman, CNN (CNN) — Meteorologists are reaching for superlatives to describe an oncoming heat wave so intense and rare for this…

Sprawling storm drops feet of snow, knocks out power with high winds and disrupts thousands of flights

March 16, 2026 6:17 AM CNN

CNN By Meteorologists Mary Gilbert, Briana Waxman, and Chris Dolce, and Chris Boyette (CNN) — A sprawling, wind-driven multiday storm roared…

Sprawling storm drops feet of snow, knocks out power with high winds and disrupts thousands of flights

March 16, 2026 3:14 AM CNN

CNN, WLUK, WBAY, WCCO, SHERIFF PATRICK DEAN LAUGHERY , HARDEMAN COUNTY SHERIFF’S OFFICE, @PATRICIARYEAGER , X, Sheriff Patrick Dean Laughery /…

Sprawling storm drops feet of snow, knocks out power with high winds and disrupts thousands of flights

March 15, 2026 10:48 AM CNN Newsource

By Meteorologists Mary Gilbert, Briana Waxman, and Chris Dolce, and Chris Boyette (CNN) — A sprawling, wind-driven multiday storm roared across…

Say goodbye to spring — a major weather pattern shift is coming

March 12, 2026 2:00 AM CNN Newsource

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.…

Tornado kills 2 in Indiana as dangerous storms make their final push

March 11, 2026 7:41 AM CNN Newsource

By CNN meteorologists Chris Dolce, Mary Gilbert, and CNN’s Hanna Park, Holly Yan, and Rebekah Riess (CNN) — At least three people are…

At least 2 people killed as dangerous storms tear through central US with tornadoes and huge hail

March 11, 2026 3:47 AM CNN

CNN, LISA BLANCHETTE, CHRISTIAN TELLO, WBBM, WLS, LETICIA MARIE CRANFORD, SELENA JANE CASTILLO By CNN meteorologists Mary Gilbert, Chris Dolce,…

The setup for powerful storm in the central US late Tuesday afternoon into the evening.

Dangerous storms tear through central US with tornadoes and huge hail

March 10, 2026 9:21 PM CNN

CNN By CNN meteorologists Mary Gilbert, Chris Dolce and Briana Waxman (CNN) — Dangerous storms with tornadoes and huge hail are tracking across…

At least 2 people killed as dangerous storms tear through central US with tornadoes and huge hail

March 10, 2026 12:21 PM CNN Newsource

By CNN meteorologists Mary Gilbert, Chris Dolce, Briana Waxman and CNN’s Hanna Park, CNN (CNN) — A rash of ferocious storms ripped across…

Young men inspect a car destroyed by flood waters in an area heavily affected by torrential rains

El Niño could be here soon, bringing wild weather and a hotter climate

March 10, 2026 4:30 AM CNN Newsource

By Andrew Freedman, CNN (CNN) — There are increasing indications El Niño is likely to form and strengthen into potentially a significant event…

Severe storms that spawned destructive tornadoes leave 8 dead across the Central US

March 6, 2026 7:30 AM CNN Newsource

By CNN Meteorologist Derek Van Dam, Sydney Bishop, CNN (CNN) — Severe storms brought damaging tornadoes to parts of the central US Thursday and…

Louisiana shaken by one of state’s strongest earthquakes

March 5, 2026 10:41 AM CNN Newsource

By CNN Meteorologist Chris Dolce (CNN) — A 4.9-magnitude earthquake jostled hundreds of thousands of people in Louisiana early Thursday morning…

Supercell thunderstorms, explained

March 4, 2026 1:04 PM CNN Newsource

By CNN Meteorologist Mary Gilbert (CNN) — Supercell thunderstorms are dangerous severe storms that unleash destructive hail, roaring winds and…

A woman walks past through the snow in Central Park on February 23

Power outages, travel troubles and bitter cold plague Northeast in wake of historic bomb cyclone blizzard

February 24, 2026 6:21 PM CNN

CNN, WBZ, WHDH, WCVB, WCBS By Danya Gainor, Chris Boyette, CNN (CNN) — Thousands in the Northeast remained without power amid freezing…

Power outages, travel troubles and bitter cold plague Northeast in wake of historic bomb cyclone blizzard

February 23, 2026 10:52 PM CNN

CNN By Danya Gainor, Chris Boyette, CNN (CNN) — Thousands in the Northeast remained without power amid freezing temperatures Tuesday as people…

Power outages, travel troubles and bitter cold plague Northeast in wake of historic bomb cyclone blizzard

February 23, 2026 10:31 PM CNN Newsource

By Danya Gainor, Chris Boyette, CNN (CNN) — Thousands in the Northeast remained without power amid freezing temperatures Tuesday as people from…

Tracking NYC and Northeast snowstorm in maps and charts

February 23, 2026 8:13 AM CNN Newsource

By Samuel Hart, Curt Merrill, CNN (CNN) — A bomb cyclone is wreaking havoc across the Northeast, bringing heavy snow, near hurricane-force…

Zohran Mamdani bans most travel across NYC due to blizzard — and gives in on a snow day for students

February 22, 2026 2:02 PM CNN Newsource

By Katherine Koretski (CNN) — New York City Mayor Zohran Mamdani banned most travel across the nation’s largest city from 9 p.m. Sunday…

People walk along the street during snowfall on Sunday in New York City.

Zohran Mamdani bans most travel across NYC due to blizzard — and gives in on a snow day for students

February 22, 2026 2:02 PM CNN

CNN, POOL, SPECTRUM NEWS NY1, WHDH, NEWS 12 NEW JERSEY, EARTHCAM, NJ OFFICE OF THE GOVERNOR, BAY SHORE FIRE DEPARTMENT, WPVI, WBZ By Katherine…

Blizzard warnings expand as blockbuster nor’easter takes aim at New York City, Northeast

February 21, 2026 5:57 AM CNN Newsource

By Meteorologist Chris Dolce, Andrew Freedman, CNN (CNN) — A high-impact nor’easter is about to crush parts of the Northeast with blizzard…

Bigger impacts would be expected if the storm tracks closer to the (left arrow). Impacts would be less if the storm tracks farther offshore (right arrow).

Snow chances are trending up along the East Coast from a nor’easter. Here are the latest scenarios

February 19, 2026 9:39 AM CNN Newsource

By Meteorologist Chris Dolce, CNN (CNN) — A potent winter storm will impact the Northeast starting on Sunday, but there are still questions…

Plains megafire grows to nearly twice the size of Chicago with more dangerous weather to come

February 18, 2026 9:30 AM CNN Newsource

By CNN Meteorologists Mary Gilbert, Briana Waxman, CNN’s Amanda Musa (CNN) — Dangerous fire weather conditions are impacting the Plains…

The strongest winds are expected Tuesday afternoon in the darkest red shadings over the High Plains.

4 dead in 30-vehicle pileup in Colorado as powerful winds slam Plains, fueling multiple wildfires

February 17, 2026 10:02 PM CNN

KCNC By CNN Meteorologists Chris Dolce, Briana Waxman (CNN) — At least four people are dead in a multi-vehicle pileup in Colorado and multiple…

4 dead in 30-vehicle pileup in Colorado as powerful winds slam Plains, fueling multiple wildfires

February 17, 2026 12:29 PM CNN Newsource

By CNN Meteorologists Chris Dolce, Briana Waxman (CNN) — At least four people are dead in a multi-vehicle pileup in Colorado and multiple fires…

Trump admin is pulling supercomputers out of key weather and climate research center

February 13, 2026 11:47 AM CNN Newsource

By Andrew Freedman, CNN (CNN) — A leading American research lab is slated to lose its critical supercomputing facility, according to a letter…

It’s been a brutal winter, but now it’s prime time for blockbuster Northeast storms

February 10, 2026 9:13 AM CNN Newsource

By Meteorologist Mary Gilbert (CNN) — It’s already been a brutally cold and snowy winter for the northeastern US, but what’s typically the…