Positive lightning makes up less than 5% of strikes, but it can be up to 10 times more powerful.

An elementary school in Santa Rosa is closed Tuesday after a lightning strike knocked out power at the campus, according to ...

Lightning strikes were responsible for felled redwoods that damaged a Santa Rosa school and a recycling facility and residents from Rohnert Park to Napa reported hail flurries that created ...

A bolt of lightning struck a beloved redwood tree next to a Santa Rosa preschool Tuesday while thunderstorms rolled through ...

An elementary school in Santa Rosa is closed Tuesday after a lightning strike knocked out power at the campus, according to the Sonoma County Office of Education.

Early morning lightning strikes on Tuesday led to two schools in Santa Rosa closing down for the day, including at one site where lightning obliterated a large tree.

A lightning strike caused a wind turbine in Breckenridge to catch fire, officials said.

A storm system packing heavy rain, gusty winds and lightning hit the Bay Area on Tuesday, causing various problems. Here’s the latest storm-related issues: Downed tree in San Francisco A tree came ...

An elementary school in Santa Rosa is closed Tuesday after a lightning strike knocked out power at the campus, according to the Sonoma County Office of Education.