When storms 'bomb out': Explaining how a bomb cyclone forms

The term "bomb cyclone" comes from the term "bombogenesis." A storm intensifies rapidly and can create significant impacts such as heavy snow, rain, high winds, and coastal flooding.

First day of winter is December 21: The science behind the winter solstice

Winter officially begins in the Northern Hemisphere on Dec. 21 with the winter solstice, the day with the least amount of possible daylight and the longest night.

3 children die, 1 hospitalized after falling into frozen UK lake

Emergency workers searched through the night and into Monday for two other children who were reportedly with the group, though it is uncertain whether there were additional victims of the tragedy.

Snow continues to slam Tahoe as rain eases in Bay Area

The Bay Area will see sporadic rain Sunday, opening up to blue skies and maybe even a rainbow. Meanwhile, the Tahoe area is dealing with widespread power outages due to snowfall.

Bay Area rain brings its share of problems

The relentless rain hitting the Bay Area has brought its share of problems, especially in the North Bay. They include downed trees and power lines.

Rain and wind knock out power to 7200 PG&E customers in Bay Area

Powerful winds and hours of heavy rainfall drenched the Bay Area Saturday. Roadways were temporarily blocked by fallen trees in the North and South Bay, and power lines were knocked out too. At sundown, PG&E was working to restore power to 7200 Bay Area customers.

Watch: Snow turns red rocks white in Utah's Bryce Canyon

The Utah national park had two inches of snow Tuesday night which helped create the picturesque winter scene.

Severe storm recap: November ranks as busiest month for US tornadoes since June

The word to describe the 2022 month of November's severe portfolio would be "bookends" with significant severe weather and tornado outbreaks on Nov. 4-5 and again on Nov. 29-30.

Tree lands on cars following wet Bay Area storm

Severe weather on Saturday night toppled trees in Pleasant Hill. The large trees landed on multiple cars parked under them. 

Communities prepare for frigid temperatures — freeze warning for some areas

At King’s Nursery in Santa Rosa, floor manager Ron Magill used a frost cloth to cover certain plants for the night to protect them from the frigid cold.

Bay Area freeze warning north and south - cold everywhere else

The City and County of Sonoma have extended their extreme cold weather warming center operations through Saturday morning Friday This afternoon, Marin County opened up an a similar center in San Rafael

Oakland Zoo's Glowfari event canceled due to power outage

Glowfari holiday lights event at the Oakland Zoo was canceled Wednesday night due to a power outage. 

Santa Rosa activates emergency warming center for Tuesday and Wednesday night

Areas in the North Bay could see temperatures near freezing Tuesday night, followed by rain later in the week. So Santa Rosa has activated its emergency warming center protocol for the first time this season, and in a new location.