Here's what the arrival of La Niña means for your winter weather

La Niña has returned for a second consecutive go-around this autumn and winter, and it could have a noticeable influence on seasonal weather patterns.

How new research led to North Dakota tornado's EF5 upgrade

A powerful tornado struck Enderlin, North Dakota, on June 20, causing significant damage and leading to a rare EF5 classification after new research. Here's what went into the new research that led to the upgraded classification.

Deadly North Dakota tornado upgraded to EF5, the first in US in 12 years

A deadly tornado in Enderlin, North Dakota, on June 20 has been upgraded to an EF5, marking the first EF5 tornado in the United States in 12 years.

Tropical Storm Imelda forecast to become hurricane
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Fox Weather's Katie Byrne joins LiveNOW's Mike Pache to explain the current track of Tropical Storm Imelda.

Tropical Storm Imelda forms, ninth named storm of 2025

Tropical Depression Nine is just shy of becoming the next named storm of the season as it moves over the Bahamas.

Future Hurricane Imelda prompts State of Emergency as Southeast coast prepares for impacts, potential landfall

Tropical storm alerts have been posted and at least one state has declared a pre-emptive state of emergency as a looming storm system is on its way to becoming future Hurricane Imelda, bringing the potential threat of heavy rain and strong winds to parts of the Southeast.

Hurricane experts watch for rare 'Fujiwhara effect'
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Mike Boylan, storm chaser and founder of Mike's Weather Page, joins LiveNOW's Andy Mac to discuss Tropical Storm Humberto and a tropical wave that could become Tropical Storm Imelda as they move through the Atlantic Ocean. If the two storms get too close to each other, it could trigger the 'Fujiwhara effect.'

Camp Mystic plans to reopen next summer with new Texas safety protocols

The popular Christian summer camp, where 25 young girls and two staffers were killed in the deadly Central Texas flooding, announced its plans in a letter Monday.

Watch: Rare 'upside-down lightning' spotted in Puerto Rico

The phenomenon, known as a gigantic jet, is a Transient Luminous Event (TLE) and looks like upside-down red lightning.

These states were unusually hot this summer, data shows

New data shows nearly every U.S. state saw extreme heat this summer. See which areas were hit hardest.

Hail storm leaves damaged car along Nebraska highway
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FOX Weather Storm Tracker Brandon Copic says hail of over 3 inches in diameter slammed the McCook, Nebraska area leaving one car with significant damage.

Nearly a year after Hurricane Helene, Blue Ridge Parkway reopens near Asheville, North Carolina

A 26-mile stretch of the Blue Ridge Parkway in western North Carolina reopened Monday, marking a major milestone in the state's recovery from Hurricane Helene, nearly a year after the historically devastating storm.

Watch: Travelers in Utah fearlessly drive through waterfalls caused by flash flooding

Heavy rain in Moab, Utah, caused a mesmerizing waterfall due to flash flooding in the area. Utah residents are all too familiar with the heavy rain and flash flooding that occur throughout the state.

Travelers in Utah drive through waterfalls caused by flash flooding
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If you come to a section of road that is covered in water, it?s best to turn around instead of pressing onward. (Credit: Gary Allen Hypes)

Dramatic video shows lightning strike exploding tree in Wisconsin

A security camera captured the moment a lightning bolt struck a tree in Northern Wisconsin on September 9, sending bark and debris flying through the air.