What causes lake-effect snow?
By Ralph Ellis, CNN It takes just the right conditions to produce lake-effect snow, but when they come together, it creates some of the most extreme…
Continue ReadingCNN-Weather/Environment
What causes lake-effect snow?
By Ralph Ellis, CNN It takes just the right conditions to produce lake-effect snow, but when they come together, it creates some of the most extreme…
Continue Reading ‘Visibility will drop to near zero’ in parts of New York state getting hammered with lake-effect snow
By Holly Yan and Aya Elamroussi, CNN Parts of New York state are getting walloped Thursday by a snowstorm that could shut down roads and paralyze…
Continue Reading Feet of snow expected for western New York as prolonged ‘crippling’ lake effect snow begins tonight
By Jennifer Gray and Monica Garrett, CNN meteorologists For western New York, snow typically is no big deal. But this week’s lake effect…
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Feet of snow expected for western New York as prolonged ‘crippling’ lake effect snow begins tonight
By Jennifer Gray and Monica Garrett, CNN meteorologists For western New York, snow typically is no big deal. But this week’s lake effect…
Continue Reading First strong Santa Ana winds of the season bring critical fire danger to California
By Jennifer Gray, CNN meteorologist The first strong Santa Ana occurrence of the season is bringing harsh winds across Southern California through…
Continue Reading Coast-to-coast cold as US plunges into winter this week
By Haley Brink and Jennifer Gray, CNN Meteorologists Despite the calendar saying it’s mid-November, winter has arrived across the Lower 48 and…
Continue Reading Coast-to-coast cold as US plunges into winter this week
By Haley Brink and Jennifer Gray, CNN Meteorologists Despite the calendar saying it’s mid-November, winter has arrived across the Lower 48 and…
Continue Reading Nicole becomes post-tropical cyclone, brings rain to Northeast after leaving a trail of destruction in Florida
By Nouran Salahieh, CNN After wreaking havoc in Florida, Nicole weakened into a post-tropical cyclone, bringing severe thunderstorms to the Carolinas…
Continue Reading Florida picks up after Nicole kills at least 5 and leaves ‘unprecedented’ damage to Daytona-area coastline
By Nouran Salahieh and Theresa Waldrop, CNN As Nicole threatens the Carolinas and Virginia on Friday with tornadoes and flooding, Floridians —…
Continue Reading Nicole becomes post-tropical cyclone, brings rain to Northeast after leaving a trail of destruction in Florida
By Nouran Salahieh, CNN After wreaking havoc in Florida, Nicole weakened into a post-tropical cyclone, bringing severe thunderstorms to the Carolinas…
Continue Reading At least 2 reported dead as Nicole weakens after striking Florida’s east coast as the first US hurricane in November in nearly 40 years
By Aya Elamroussi, Dakin Andone and Alaa Elassar, CNN At least two people have died during the damage wrought by Nicole’s overnight landfall…
Continue Reading At least 2 reported dead as Nicole weakens after striking Florida’s east coast as the first US hurricane in November in nearly 40 years
By Aya Elamroussi, Dakin Andone and Alaa Elassar, CNN At least two people have died during the damage wrought by Nicole’s overnight landfall…
Continue Reading Hurricane Nicole, a large Category 1 storm, is closing in on the east coast of Florida
By Steve Almasy, CNN Massive Hurricane Nicole was dumping rain on Florida Wednesday night as the storm bore down on the east coast of the Sunshine…
Continue Reading Hurricane Nicole, a large Category 1 storm, is closing in on the east coast of Florida
By Steve Almasy, CNN Massive Hurricane Nicole was dumping rain on Florida Wednesday night as the storm bore down on the east coast of the Sunshine…
Continue Reading Nicole approaches hurricane strength as it lashes the Bahamas, with a late-night Florida landfall expected
By Jason Hanna and Aya Elamroussi, CNN Tropical Storm Nicole is whipping the northwestern Bahamas and could become a Category 1 hurricane before…
Continue Reading Tropical Storm Nicole is on track to strengthen into a Category 1 hurricane as it approaches Florida
By Aya Elamroussi and Jennifer Gray, CNN Tropical Storm Nicole has gotten stronger — with scattered showers impacting parts of Florida on…
Continue Reading Tropical Storm Nicole is on track to strengthen into a Category 1 hurricane as it approaches Florida
By Aya Elamroussi and Jennifer Gray, CNN Tropical Storm Nicole has gotten stronger — with scattered showers impacting parts of Florida on…
Continue Reading Tropical Storm Nicole is on track to strengthen into a Category 1 hurricane as it approaches Florida
By Aya Elamroussi and Jennifer Gray, CNN Tropical Storm Nicole has gotten stronger — with scattered showers impacting parts of Florida on…
Continue Reading A budding hurricane, snow and record heat could impact voters on Tuesday
By Jennifer Gray, CNN meteorologist This Election Day, all types of weather including rain, snow, heat, cold and even tropical storm impacts are…
Continue Reading Florida’s east coast is under a hurricane watch as the state grapples with Hurricane Ian’s devastation
By Aya Elamroussi and Holly Yan, CNN A rare November hurricane could batter Florida’s east coast this week as residents try to recover from…
Continue Reading Florida’s east coast is under a hurricane watch as the state grapples with Hurricane Ian’s devastation
By Aya Elamroussi and Holly Yan, CNN A rare November hurricane could batter Florida’s east coast this week as residents try to recover from…
Continue Reading Heavy rain in Florida could impact election week as a tropical system heads toward the US
By Haley Brink, CNN meteorologist It’s the last month of hurricane season and there are two tropical disturbances in the Atlantic, one of which…
Continue Reading At least 2 dead after tornadoes strike Oklahoma, Texas and Arkansas, officials say
By Aya Elamroussi, Theresa Waldrop and Mallika Kallingal, CNN At least two people have been killed after tornadoes hit Oklahoma, Texas and Arkansas…
Continue Reading At least 1 dead as tornadoes tear through Oklahoma, Arkansas and northeast Texas
By Monica Garrett and Allison Chinchar, CNN Meteorologists An early winter blast met record autumn warmth Friday, leading to a robust, severe storm…
Continue Reading At least 1 dead as tornadoes tear through Oklahoma, Arkansas and northeast Texas
By Monica Garrett and Allison Chinchar, CNN Meteorologists An early winter blast met record autumn warmth Friday, leading to a robust, severe storm…
Continue Reading Southern tornado threat increases as West is blanketed in needed snow
By Pedram Javaheri, Jennifer Gray, Allison Chinchar and Monica Garrett, CNN meteorologists A clash of two seasons will see an early winter blast meet…
Continue Reading Southern tornado threat increases as West is blanketed in needed snow
By Pedram Javaheri, Jennifer Gray, Allison Chinchar and Monica Garrett, CNN meteorologists A clash of two seasons will see an early winter blast meet…
Continue Reading Storm system to bring snow to every Western state, tornado threat to South
By Jennifer Gray, CNN meteorologist A potent storm system moving in from Canada will deliver snow to all 11 Western states in the next 48 hours, as…
Continue Reading Storm system to bring snow to every Western state, tornado threat to South
By Jennifer Gray, CNN meteorologist A potent storm system moving in from Canada will deliver snow to all 11 Western states in the next 48 hours, as…
Continue Reading Europe has warmed faster than any other region in the past 30 years
By Jennifer Gray, CNN Meteorologist As the climate crisis accelerates, Europe is warming faster than any other region, according to a new State of…
Continue Reading Here’s where weather will be tricky or a treat this Halloween
By Jennifer Gray, CNN meteorologist While much of the country has been handed a bag of treats from Mother Nature this Halloween, a few semi-spooky…
Continue Reading Here’s where weather will be tricky or a treat this Halloween
By Jennifer Gray, CNN meteorologist While much of the country has been handed a bag of treats from Mother Nature this Halloween, a few semi-spooky…
Continue Reading Scary skies predicted this Halloween
By Allison Chinchar, CNN Meteorologist Halloween weekend looks mostly warm across the US, but for the areas with rain in the forecast,…
Continue Reading Rain could soak your spooky plans. Here’s the Halloween weekend forecast
By Jennifer Gray, CNN meteorologist As ghosts and goblins prepare to hit the streets for Halloween, some might find the weekend and Monday forecast…
Continue Reading Storm brings rain to Pacific Northwest for first time since July, clearing smoky skies
By Jennifer Gray, CNN meteorologist The storm system crisscrossing the country right now may be one of the most robust we have seen in a while. It…
Continue Reading Storm brings rain to Pacific Northwest for first time since July, clearing smoky skies
By Jennifer Gray, CNN meteorologist The storm system crisscrossing the country right now may be one of the most robust we have seen in a while. It…
Continue Reading Hurricane Roslyn makes landfall in Mexico, potentially bringing ‘life-threatening’ conditions
By Nouran Salahieh and Holly Yan, CNN Hurricane Roslyn slammed into west-central Mexico on Sunday, bringing torrential rain and threatening inland…
Continue Reading A major storm is bringing early-season snow to the western US this weekend
By Allison Chinchar and Haley Brink, CNN A major storm system is bringing early-season snow, heavy rain and severe thunderstorms to the US this…
Continue Reading A major storm is bringing early-season snow to the western US this weekend
By Allison Chinchar and Haley Brink, CNN A major storm system is bringing early-season snow, heavy rain and severe thunderstorms to the US this…
Continue Reading Hurricane Roslyn strengthens to a Category 4 while heading towards Mexico before landfall this weekend
By Haley Brink and Derek Van Dam, CNN meteorologists Forming off the western coast of Mexico, Hurricane Roslyn has strengthened into a major Category…
Continue Reading Before and after: See how the Mississippi River and its tributaries have dropped to record lows
By Angela Fritz and Brandon Miller, CNN Photos and satellite imagery from the central United States show how the region’s worst drought in at…
Continue Reading A cooler than normal winter is forecast for a dozen states amid rising energy costs
By Allison Chinchar and Jennifer Gray, CNN A dozen states could see cooler than normal temperatures this winter, according to NOAA’s outlook…
Continue Reading A cooler than normal winter is forecast for a dozen states amid rising energy costs
By Allison Chinchar and Jennifer Gray, CNN A dozen states could see cooler than normal temperatures this winter, according to NOAA’s outlook…
Continue Reading Over 100 million Americans under frost or freeze alerts
By Judson Jones, CNN Meteorologist A wintry air mass will cake decorative pumpkins with frost and put people in the mood for hot apple cider Tuesday…
Continue Reading Seattle, a city known for rain, has received barely a drop since early June
By Jennifer Gray, CNN meteorologist After a slow start to summer in Seattle — with temperatures consistently running below normal for the month…
Continue Reading Over 100 million Americans under frost or freeze alerts
By Judson Jones, CNN Meteorologist A wintry air mass will cake decorative pumpkins with frost and put people in the mood for hot apple cider Tuesday…
Continue Reading Burst of cold air: Here is who will see freezing temperatures this week
By Jennifer Gray, CNN meteorologist Winter is coming for many this week, with the first significant snow of the season for some, and freezing…
Continue Reading Burst of cold air: Here is who will see freezing temperatures this week
By Jennifer Gray, CNN meteorologist Winter is coming for many this week, with the first significant snow of the season for some, and freezing…
Continue Reading The mighty Mississippi is so low, people are walking to a unique rock formation rarely accessible by foot
By Allison Chinchar, Brandon Miller and Dave Alsup, CNN Tower Rock — a massive island in the middle of the Mississippi River south of St. Louis…
Continue Reading Months after disastrous flooding in eastern Kentucky, the death toll has risen to 43, governor says
By Aya Elamroussi, Sharif Paget and Jennifer Feldman, CNN Months after catastrophic flooding upended many lives in Kentucky, the death toll has…
Continue Reading Hundreds of homes are already underwater, and this river is expected to stay flooded through Thanksgiving
By Jennifer Gray, Melissa Alonso and Angela Fritz, CNN Hundreds of homes in central Florida are still submerged in floodwater as the St. Johns…
Continue Reading First flakes of the season appear as cooler temperatures settle in
By Jennifer Gray, CNN meteorologist From frost advisories this morning to a strong cold front expected later this week, the chance of fall showing up…
Continue Reading Virginia Beach will resume normal operations Tuesday as Ian’s remnants push farther north
By Aya Elamroussi, CNN Virginia Beach, Virginia, will resume normal operations Tuesday after the threat of flooding from the remnants of…
Continue Reading Virginia Beach will resume normal operations Tuesday as Ian’s remnants push farther north
By Aya Elamroussi, CNN Virginia Beach, Virginia, will resume normal operations Tuesday after the threat of flooding from the remnants of…
Continue Reading Ian’s 5-day forecast predicted landfall only 5 miles from actual location
By Jennifer Gray, CNN meteorologist It’s difficult to know where to start this morning. I’ve been reflecting all weekend, and my heart is…
Continue Reading Orlene weakens from a hurricane to a tropical depression as it dissipates over Mexico
By Mike Saenz and Amir Vera, CNN A hurricane that hit southwestern Mexico has weakened to a tropical depression Monday afternoon, according to the…
Continue Reading Orlene weakens from a hurricane to a tropical depression as it dissipates over Mexico
By Mike Saenz and Amir Vera, CNN A hurricane that hit southwestern Mexico has weakened to a tropical depression Monday afternoon, according to the…
Continue Reading Hurricane Orlene strengthens into Category 4 storm as it heads toward western Mexico
By Mike Saenz and Gene Norman, CNN meteorologists Rapidly intensifying Category 4 Hurricane Orlene is approaching western Mexico, where it’s…
Continue Reading Hurricane Orlene strengthens into Category 4 storm as it heads toward western Mexico
By Mike Saenz and Gene Norman, CNN meteorologists Rapidly intensifying Category 4 Hurricane Orlene is approaching western Mexico, where it’s…
Continue Reading Power in parts of Florida could be out for more than a week as flooding lingers in Ian’s wake
By Jason Hanna and Aya Elamroussi, CNN It could be more than a week until power lines are fully restored in some parts of Florida as residents deal…
Continue Reading Ian expected to dissipate soon after striking Carolinas and killing at least 45 in Florida
By Christina Maxouris, Alaa Elassar, Jason Hanna and Elizabeth Wolfe, CNN Ian, now a post-tropical cyclone, was moving farther inland Friday night…
Continue Reading Ian is no longer a normal hurricane as it lashes South Carolina
By Judson Jones, CNN Meteorologist Ian is no longer a normal hurricane. It is more of a hybrid, combining a hurricane with a typical storm system,…
Continue Reading Ian is no longer a normal hurricane as it lashes South Carolina
By Judson Jones, CNN Meteorologist Ian is no longer a normal hurricane. It is more of a hybrid, combining a hurricane with a typical storm system,…
Continue Reading Ian expected to dissipate soon after striking Carolinas and killing at least 45 in Florida
By Christina Maxouris, Alaa Elassar, Jason Hanna and Elizabeth Wolfe, CNN Ian, now a post-tropical cyclone, was moving farther inland Friday night…
Continue Reading Hurricane Ian starts lashing South Carolina after leaving at least 19 dead and millions without power across Florida
By Jason Hanna and Elizabeth Wolfe, CNN As Florida wakes up Friday to apocalyptic, coast-to-coast damage — with searchers still going…
Continue Reading Hurricane Ian’s rainfall was a 1-in-1,000 year event for the hardest-hit parts of Florida
By Angela Fritz and Brandon Miller, CNN Hurricane Ian slammed into the Gulf Coast of Florida on Wednesday with record-breaking storm surge and…
Continue Reading Ian isn’t over. Here’s where the storm goes next
By Judson Jones, CNN Meteorologist The sun has risen over the Sunshine State, and soon we will know more about the trail of destruction Hurricane Ian…
Continue Reading Ian isn’t over. Here’s where the storm goes next
By Judson Jones, CNN Meteorologist The sun has risen over the Sunshine State, and soon we will know more about the trail of destruction Hurricane Ian…
Continue Reading Ian isn’t over. Here’s where the storm goes next
By Judson Jones, CNN Meteorologist The sun has risen over the Sunshine State, and soon we will know more about the trail of destruction Hurricane Ian…
Continue Reading ‘Substantial loss of life’ possible in Florida as Hurricane Ian takes aim at South Carolina
By Amir Vera, Eric Levenson, Jason Hanna and Nouran Salahieh, CNN Ian’s vicious combination of winds, rain and storm surge caused at least a…
Continue Reading Why you shouldn’t let your guard down even if you don’t live near Ian’s landfall
By Judson Jones, CNN Meteorologist Landfall is within hours. What once looked like a possible Friday landfall for Hurricane Ian is now expected in…
Continue Reading The ways Hurricane Ian is an unprecedented storm for Florida’s Gulf Coast
By Angela Fritz and Brandon Miller, CNN Hurricane Ian is bearing down on the Gulf Coast of Florida as one of the strongest storms on record for the…
Continue Reading Why coastal communities should fear storm surge
By Steve Almasy and Dakin Andone, CNN Almost half of all deaths from tropical cyclones come from storm surge. While many people focus on the wind…
Continue Reading Why you shouldn’t let your guard down even if you don’t live near Ian’s landfall
By Judson Jones, CNN Meteorologist Landfall is within hours. What once looked like a possible Friday landfall for Hurricane Ian is now expected in…
Continue Reading What to expect from Hurricane Ian in 5 locations in Florida
By Brandon Miller, CNN Meteorologist Here’s a list of key locations in Florida that will be impacted by Hurricane Ian — and what CNN…
Continue Reading Hurricane Ian continues to batter Florida as a Category 1 storm while officials warn the worst is yet to come
By Amir Vera, Eric Levenson, Jason Hanna and Nouran Salahieh, CNN Hurricane Ian continued to batter the Florida peninsula with a catastrophic…
Continue Reading Hurricane Ian continues to batter Florida as a Category 1 storm while officials warn the worst is yet to come
By Amir Vera, Eric Levenson, Jason Hanna and Nouran Salahieh, CNN Hurricane Ian continued to batter the Florida peninsula with a catastrophic…
Continue Reading When Floridians can expect tropical storm-force winds from Ian
By Judson Jones, CNN Meteorologist If you went to bed hoping Ian would go away, your dreams didn’t come true. It’s big, strong, and will…
Continue Reading Hurricane Ian’s rapid intensification is part of a trend for the most dangerous storms
By Angela Fritz and Rachel Ramirez, CNN Hurricane Ian strengthened rapidly Wednesday morning as it churned over the ultra-warm water of the Gulf of…
Continue Reading Hurricane Ian knocked out power to all of Cuba and is now heading toward Florida where officials urge evacuations
By Nouran Salahieh, Jason Hanna and Christina Maxouris, CNN More than 2.5 million Floridians were under some kind of evacuation warning Tuesday as…
Continue Reading Here’s why meteorologists say Ian’s exact path is still uncertain
By Jennifer Gray, CNN Meteorologist Waking up this morning, there’s a sense of dread. Hurricane Ian could be the storm that the west coast of…
Continue Reading Hurricane Ian’s rapid intensification is part of a trend for the most dangerous storms
By Angela Fritz and Rachel Ramirez, CNN Hurricane Ian strengthened rapidly Wednesday morning as it churned over the ultra-warm water of the Gulf of…
Continue Reading Here’s why meteorologists say Ian’s exact path is still uncertain
By Jennifer Gray, CNN Meteorologist Waking up this morning, there’s a sense of dread. Hurricane Ian could be the storm that the west coast of…
Continue Reading Florida officials urge residents to prepare for Tropical Storm Ian, forecast to be a major hurricane before it reaches Cuba
By Haley Brink, Dakin Andone and Nouran Salahieh, CNN Floridians are bracing for Tropical Storm Ian, which is expected to rapidly intensify and…
Continue Reading Hundreds of thousands without power in Atlantic Canada after Fiona rumbles north
By Nouran Salahieh, CNN The storm named Fiona slammed into Canada’s eastern seaboard with hurricane-force winds and torrential rainfall…
Continue Reading Florida officials urge residents to prepare for Tropical Storm Ian, forecast to be a major hurricane before it reaches Cuba
By Haley Brink, Dakin Andone and Nouran Salahieh, CNN Floridians are bracing for Tropical Storm Ian, which is expected to rapidly intensify and…
Continue Reading Tropical Storm Ian forecast to reach Category 4 strength as it tracks toward Florida
By Derek Van Dam and Haley Brink, CNN meteorologists Tropical Storm Ian, the ninth named storm of the 2022 Atlantic hurricane season is forecast to…
Continue Reading ‘It is surreal’: Canada’s Atlantic coast residents describe devastation as Fiona wipes away homes and knocks out power for thousands
By Jason Hanna, Susannah Cullinane and Christina Maxouris, CNN Fiona ripped through Canada’s eastern seaboard at hurricane strength after…
Continue Reading Tropical Storm Ian forecast to reach Category 4 strength as it tracks toward Florida
By Derek Van Dam and Haley Brink, CNN meteorologists Tropical Storm Ian, the ninth named storm of the 2022 Atlantic hurricane season is forecast to…
Continue Reading ‘Significant intensification’ predicted for Caribbean storm as it tracks toward Gulf of Mexico and Florida
By Haley Brink, CNN Meteorologist A potent tropical system is churning in the Caribbean on Friday, poised to strengthen significantly as it tracks…
Continue Reading ‘Significant intensification’ predicted for Caribbean storm as it tracks toward Gulf of Mexico and Florida
By Haley Brink, CNN Meteorologist A potent tropical system is churning in the Caribbean on Friday, poised to strengthen significantly as it tracks…
Continue Reading Hurricane Fiona likely to be ‘extreme weather event’ as it barrels toward eastern Canada, forecasters warn
By Aya Elamroussi, Theresa Waldrop and Christina Maxouris, CNN Deadly Hurricane Fiona has weakened slightly to a Category 3 storm but is still…
Continue Reading Hurricane Fiona likely to be ‘extreme weather event’ as it barrels toward eastern Canada, forecasters warn
By Aya Elamroussi, Theresa Waldrop and Christina Maxouris, CNN Deadly Hurricane Fiona has weakened slightly to a Category 3 storm but is still…
Continue Reading As Hurricane Fiona passes near Bermuda, Canadians on the Atlantic coast are on guard
By Aya Elamroussi, CNN A deadly hurricane that battered multiple island nations in the Caribbean this week is now impacting Bermuda before crashing…
Continue Reading Fearsome Hurricane Fiona could be Canada’s strongest-ever storm
By Jennifer Gray and Allison Chinchar, CNN Canadians are bracing for what could be the strongest storm to ever hit their country’s coast.…
Continue Reading Many across Puerto Rico and the Dominican Republic still have no power or running water as Hurricane Fiona churns toward Bermuda
By Aya Elamroussi and Alaa Elassar, CNN More than a million people in Puerto Rico and the Dominican Republic are without power or running water again…
Continue Reading The next named storm could become a monster hurricane in the Gulf of Mexico
By Judson Jones and Jennifer Gray, CNN meteorologists Hurricane Fiona is the strongest hurricane of the Atlantic season, and now forecast models show…
Continue Reading Many across Puerto Rico and the Dominican Republic still have no power or running water as Hurricane Fiona churns toward Bermuda
By Aya Elamroussi and Alaa Elassar, CNN More than a million people in Puerto Rico and the Dominican Republic are without power or running water again…
Continue Reading Many across Puerto Rico and the Dominican Republic still have no power or running water as Hurricane Fiona churns toward Bermuda
By Aya Elamroussi, CNN More than a million people in Puerto Rico and the Dominican Republic are waking up without power or running water again…
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