CNN-Weather/Environment

By Jennifer Gray, CNN meteorologist Another atmospheric river will be streaming into western Washington and parts of British Columbia, Canada, this week. While back-to-back-to-back systems for the region seem a bit like a broken record lately, the phenomenon is truly significant. Rivers in the sky have led to landslides blocking roads, rivers inundating towns, and

By Hannah Ryan, CNN At least two people are reported to have died as Britain was battered by severe weather with winds reaching speeds of over 90 mph (144 km/h) in some areas. The Met Office said Northumberland in northern England, was hit by overnight gusts of wind of 98 mph (157 km/h) and Devon

By Aya Elamroussi, CNN More than 70,000 homes and businesses in Southern California lost power on Thanksgiving as the region battles dangerously dry conditions and high winds, with gusts topping 70 mph in some areas. The National Weather Service issued red flag warnings for parts of multiple counties, including San Diego, Los Angeles and Ventura

By Joe Sutton and Kelly McCleary, CNN Blustery and dry Santa Ana winds are whipping up a wildfire threat in Southern California this week, threatening a potential power shutoff over the Thanksgiving holiday. A red flag warning affecting 17 million people goes into effect Wednesday morning for Ventura, Los Angeles, portions of San Bernardino, Riverside,

By Angela Dewan, CNN Australians are bracing for a wet and windy summer for a second year in a row as meteorologists said Tuesday that a La Niña weather event had formed in the Pacific Ocean. La Niña is expected to impact the country’s north, center and east, including its biggest city, Sydney, during the

By Allison Chinchar, CNN Meteorologist As millions of Americans gear up to travel this Thanksgiving holiday week, forecast models continue to show a temperature roller-coaster and a potent storm this week. Starting Sunday, several states will face snow, ice and dangerous winds. And a secondary system will bring additional travel troubles for the middle of

By Tyler Mauldin, CNN Several regions of the United States are at risk of widespread power outages if extreme weather hits this winter, according to an assessment by the non-profit North American Reliability Corporation. Texas, which generates more electricity than any other state, could see numerous power plants become inoperable with the right winter storm,

By Allison Chinchar, CNN Meteorologist Thanksgiving holiday travel could be a messy one, as forecast models continue to show the potential for plunging temperatures and a “significant storm“ in the coming week. Depending on where you live, it may be best to leave early. Not everyone has flexibility in their travel plans, but if you

By Aya Elamroussi, Amy Simonson and Paul P. Murphy, CNN There are significant delays for railways and trucks using the Canadian port city of Vancouver after severe and widespread flooding slammed the Pacific Northwest, officials said Wednesday — and the impact could be felt for days. Vancouver is Canada’s largest port and the third largest

By Judson Jones, CNN Meteorologist Holiday travel was reduced by the pandemic last year, but this time round it’s expected to look more like business as usual — with crowded airports and train stations and interstates turned into either parking lots or unofficial road races. And while the weather might not stop the masses from

By Amy Simonson and Paul P. Murphy, CNN The body of a woman has been recovered from a mudslide that occurred Monday morning near Lillooet, British Columbia, according to a statement released Tuesday by the Royal Canadian Mounted Police. The woman was from the Lower Mainland, but authorities gave no other details. Family members of

By Joe Sutton, Amy Simonson, Sharif Paget, Kelly McCleary and Steve Almasy, CNN Three out of every four homes in the Washington town of Sumas have been damaged by floodwaters, officials said Tuesday. Sumas Mayor Kyle Christensen said his 1,600 residents have been without power for more than 24 hours. City officials said later on

By Jenn Selva and Claudia Dominguez, CNN Hundreds of people trapped on British Columbia roadways by mudslides Monday have been rescued, officials said. There were three areas where vehicles were trapped between debris flows, including one on Highway 99 near Lillooet and two on Highway 7, Emergency Management British Columbia communications director Jordan Turner told

By Jennifer Gray, CNN meteorologist While more than 90% of the West is currently in some sort of drought, the one area that doesn’t need more rain is getting all of it. The region known for gray skies and rainfall is getting more than its fair share this month. The Pacific Northwest has gotten more

By Derek Van Dam and Judson Jones, CNN meteorologists The first significant winter storm of the season is impacting many across the Dakotas and Minnesota Friday morning. Blizzard conditions are ongoing as winds increase to over 30 to 40 mph across this region, where temperatures have plummeted to below average. Heavy rain is falling on

By Tyler Mauldin, CNN Meteorologist A first-of-its-kind study uses a new high-resolution climate model to highlight local climate-fueled extreme weather risks decades in advance — and the results aren’t good. The UK Met Office leveraged its 2.2 km resolution UK Climate Projection model to analyze future rainfall events. It is the first time researchers have

By CNN meteorologists Pedram Javaheri and Taylor Ward A potentially historic flood event is taking shape across Charleston Harbor, South Carolina, and portions of coastal Georgia, including near Savannah, as water levels will be at heights usually found in powerful hurricanes. The flooding will be exacerbated by a destructive combination of already higher-than-normal tides and

By Aya Elamroussi, CNN Communities in the Washington, DC, metro area are still at risk for coastal flooding Sunday as forecasters say about 12 million people remain under flood warnings and advisories. Coastal areas in Washington, Maryland and Virginia have been experiencing heavy flooding since Friday, and some flooding may occur through Sunday evening, forecasters

By Allison Chinchar, CNN Meteorologist Halloween weekend looks dry for most across the US, although some may be saying “brrr” instead of “boo.” Some trick-or-treaters may need a rain jacket to accompany their costumes, while others may need snow boots. Some towns may opt to do trick-or-treating on Saturday since kids don’t have to get

By Aya Elamroussi, CNN Heavy flooding inundated communities across the Washington, D.C.-Maryland-Virginia area on Friday and forecasters expect the rain to continue through Saturday. Nearly 14 million people were under a coastal flooding warning early Saturday, according to the National Weather Service. “The neighbors who have been here a long time say it hasn’t been

By Paul P. Murphy and Holly Yan, CNN Many Americans trying to catch a glimpse of the northern lights this weekend were thwarted by clouds or rain, but other countries and Alaska could get a mesmerizing treat this Halloween night. Parts of Canada, Alaska and Russia might see the finale of a weekend lights show

By Aya Elamroussi, Monica Garrett and Jason Hanna, CNN A powerful storm is flooding some Mid-Atlantic coastal areas Friday evening, and flooding is expected to continue in Washington, DC tonight — part of what forecasters said could be the area’s worst tidal flooding in the past two decades. Strong winds are pushing water into Chesapeake

By Aya Elamroussi and Joe Sutton, CNN Several homes in Lake Charles, Louisiana, were damaged Wednesday after a tornado swept through the area that is still recovering from recent disasters. The tornado’s maximum winds reached 130 miles per hour when it touched down, causing significant structural damage to about a dozen homes and minor damage

By Aya Elamroussi, CNN Crews are working to restore power to hundreds of thousands of New Englanders who woke up in the dark Wednesday after a powerful nor’easter dumped heavy rain and downed power lines. Massachusetts was the heaviest hit with outages as nearly 500,000 homes and businesses lost power at some point, according to

By Michelle Krupa, CNN Yosemite Falls is again hosting its famous deluge after record-shattering rainfall this week in California following an extremely dry summer and extensive drought. Water surged over the 2,425-foot falls Monday, just four days after the same majestic rock face appeared as only a dry canvas for the sun’s glow, Yosemite National

By Monica Garrett, Jason Hanna and Dave Hennen, CNN Thousands in New England are waking up in the dark Wednesday and strong winds are expected to continue a day after a nor’easter’s heavy rains flooded some areas in the Northeast. More than 275,000 customers were without electricity Wednesday morning in Massachusetts, Maine, Rhode Island, and

By Steve Almasy, CNN The governors of New Jersey and New York have each issued a state of emergency in advance of an anticipated nor’easter this week. In New York, Gov. Kathy Hochul declared the emergency for more than 20 counties. “I am proactively declaring a State of Emergency to ensure we can provide the

By Derek Van Dam, CNN Meteorologist This week has started off with a “bomb cyclone” and atmospheric river in the West, a severe threat in the central US, and now a possible nor’easter could hit the Northeast over the next 48 hours. Evacuation orders in place across some California burn scar areas As a “bomb

By Allison Chinchar, CNN Meteorologist A potent system in the central US is stirring up severe weather this weekend that will move eastward early next week, impacting more than 50 million people. This system will move into an area with above-average temperatures and a lot of moisture surging in from the Gulf of Mexico, creating

By Rachel Ramirez, CNN Imagine a long river of water vapor in the sky coming into the West Coast. It is how Marty Ralph, the director of the Center for Western Weather and Water Extremes at the Scripps Institution of Oceanography in San Diego, described the storm event threatening California at the moment. The storms

By Allison Chinchar, CNN Meteorologist When you think of Florida, beaches and palm trees come to mind. But what if those palm trees were slowly replaced with other trees? That could happen over time because of climate change, and communities in South Florida are trying to save the world from the climate crisis, one tree

By Pedram Javaheri After nearly a year without rain, a series of potent Pacific storms are directed at Northern California this week, potentially bringing as much as a foot of rainfall and up to three feet of snow in the Sierra Nevada. Supercharged by a classic atmospheric river pattern, the storms could lead to flash

By Aya Elamroussi, CNN After California saw its driest year on record in nearly 100 years, the entire state is now under a drought emergency, officials said Tuesday. Gov. Gavin Newsom issued a statewide drought emergency proclamation, expanding an existing one to add eight counties that were not previously included. “As the western US faces

By Amanda Watts and Jason Hanna, CNN Southern California’s Alisal Fire, which earlier this week closed portions of US Highway 101 and the Union Pacific Railroad west of Santa Barbara, was 50% contained as of Saturday morning, fire officials said. That’s an improvement from Friday morning’s 41%. The fire has burned about 17,200 acres since

By Aya Elamroussi and Cheri Mossburg, CNN Santa Barbara’s famed Reagan Ranch, known as the Western White House during the Reagan administration, narrowly escaped the flames of the Alisal Fire, which has charred nearly 17,000 acres since igniting last Monday. Firefighters appear to be gaining ground on the blaze, as containment of the fire jumped

By Allison Chinchar, CNN Meteorologist After the hottest and driest summer in California history, and a September that was Los Angeles County’s driest ever, concerns are high that Santa Ana wind season could significantly worsen what has already been a disastrous fire year. For the second time this week, Pacific Gas & Electric has had

By Brandon Miller and Judson Jones, CNN Winter weather, ongoing drought conditions and even the remainder of hurricane season will see impacts from a recent cooling of sea surface temperatures in the Pacific. La Niña conditions — the opposite phase of El Niño — have emerged in the tropical Pacific Ocean over the past month,

CNN Editorial Research Here’s a look at Hurricane Sandy, which was also called “Superstorm Sandy.” According to the Federal Emergency Management Agency (FEMA), Hurricane Sandy affected 24 states and all of the eastern seaboard. Causing an estimated $78.7 billion in damages, it was the fourth-costliest US storm behind Hurricane Katrina in 2005 and hurricanes Harvey

By Aya Elamroussi, CNN The heavy winds that have been fanning the Alisal Fire — which already closed part of Highway 101 and shuttered Amtrak railways in Santa Barbara County, California, are likely to continue, possibly hindering progress in battling the blaze — and triggering power outages. “When the winds are strong and they shift,

By Aya Elamroussi and Joe Sutton, CNN California firefighters are battling flames and strong winds as they tackle the Alisal Fire, which has shut down a section of the iconic Highway 101 and Amtrak lines in Santa Barbara County. The 15,400-acre fire, burning 20 miles northwest of Santa Barbara in Refugio Canyon, was 5% contained

By Drew Kann and Ella Nilsen, CNN As a massive investment to repair roads and adapt to climate change faces an uncertain fate in Congress, a new report finds much of the country’s infrastructure is already at risk of being shut down by flooding. And as the planet heats up, the threat is expected to