Lake Erie ice crack forming: See video

Satellite imagery revealed a massive crack ripping across frozen Lake Erie as ice levels surge.

Wildfire smoke pollution linked to more than 24K deaths a year, study finds

Chronic exposure to pollution from wildfires has been linked to tens of thousands of deaths annually in the United States, according to a new study.

Two teens died in sledding accidents amid major winter weekend storm

The two teenagers died in separate sledding accidents in Arkansas and Texas over the weekend as a huge winter storm hit multiple states.

Here's how much snow and ice the US got this weekend

A massive winter storm brought snow, sleet and ice from Texas to New England this weekend. Here’s a look at the outcomes.

Northern lights expected to light up sky in parts of the US Monday

A severe geomagnetic storm watch is in effect Monday night as people prepare for northern lights to dazzle the night sky across the U.S. Here's where.

2025 was one of the hottest years on record, data finds

2025 became one of Earth’s warmest year on record, according to data. Here’s where the year ranked.

Marin County crews still pumping floodwaters after storm, king tides

Sunshine and clear skies returned to Marin County on Tuesday, a welcome sight for residents affected by widespread flooding caused by king tides and heavy weekend rain.

Businesses reopen in Marin County after massive storm flooding

Cleanup efforts were underway Tuesday for business owners in Marin County after weekend flooding left parts of the area submerged under feet of standing water, forcing closures and causing extensive damage.

King tides bring major flooding to Greenbrae

Low-lying Greenbrae in Marin County experienced extensive flooding on Friday due to a combination of king tides, intense rains and winds.

King tides raise flooding risk along San Francisco Bay shorelines

King tides are increasing the risk of coastal flooding along Bay Area waterfronts on Friday, particularly in the North Bay.

Guerneville family displaced after tree fell on home, nearly hitting sleeping toddler

A family in Sonoma County is displaced this holiday season after a tree fell and destroyed their house during the storm last week, barely missing a crib with a sleeping toddler inside.

How to prepare for a power outage

Here are expert tips on how to stay safe in an outage and be ready for the next one.

114 mph winds damage, close historic Lick Observatory

Winds gusting up to 114 mph tore through the skies on Christmas, tearing off half the shutter on a dome atop Lick Observatory, according to the University of California at Santa Cruz.