Forecasters say over half the U.S. population could be affected by snow, ice or bitter cold as a winter storm sweeps across the county. On Friday, schools in Chicago and other cities canceled classes due to extreme cold. Then the storm is forecast to bring snow, sleet, and ice from Texas to New England. Forecasters warn the damage could rival a hurricane, especially in areas hit by ice. More than 1,000 flights were delayed or canceled Friday, with more expected Saturday. People are stocking up on water, food and generators as they prepare for the storm.

A strong earthquake rattled southern and central Mexico, interrupting President Claudia Sheinbaum's first press briefing of the new year as seismic alarms sounded. Friday's quake had a preliminary magnitude of 6.5 and its epicenter was near the town of San Marcos in the southern state of Guerrero near the Pacific coast resort of Acapulco, according to Mexico's national seismological agency. The U.S. Geological Survey said the earthquake occurred at a depth of 21.7 miles (35 kilometers). There were no immediate report of damage or casualties.

A surge of arctic air is bringing strong winds, heavy snow and frigid temperatures to the Great Lakes and Northeast, a day after a bomb cyclone that hit the northern U.S. Tens of thousands of customers were without power early Tuesday, with Michigan hardest hit. The National Weather Service predicts snow squalls and gusty winds for the Eastern U.S. New York's governor warned of whiteout conditions in parts of the state. In Michigan, snow piled up quickly on Monday, and high waves on Lake Superior sent cargo ships into harbors for shelter.

A strengthening bomb cyclone is barreling across the northern United States, unleashing severe winter weather in the Midwest and aiming at the East Coast. The storm brought blizzard conditions, treacherous travel and widespread power outages Monday across the Plains and Great Lakes. Forecasters say the storm intensified rapidly, meeting the criteria of what's known as a bomb cyclone. The sharp cold front left parts of the central U.S. waking up to temperatures 50 degrees colder than the day before. The National Weather Service had warned of whiteout conditions beginning Sunday that could make travel impossible in some areas.

Powerful winter storms brought the wettest Christmas season to Southern California this week. Relentless winds and rain also triggered widespread debris flows and left homes halfway filled with mud. Rains were expected to ease Friday afternoon but there's still a risk of flash flooding near Los Angeles. Officials say firefighters rescued over 100 people Thursday night in Los Angeles county. Homes and cars in a mountain town were covered in rocks, debris and thick mud, and roads were washed out. The storms were the result of atmospheric rivers and were blamed for several deaths this week.