RELATED: Here's what you need to know about all the fires burning in the Bay Area
Tyler Day captured frightening dashcam footage of the devastation and overwhelming walls of flames as he drove through the blaze on Highway 128 and Steele Canyon Road.
The Hennessey Fire (which now includes the merged Gamble, Green, Aetna, Markley, Spanish, Morgan, and Round fires) has burned 194,942 acres, and is 7% contained, according to an August 21 CAL FIRE incident report.
A record-breaking heat wave combined with thousands of lightning strikes sparked hundreds of wildfires across Northern California.
VIDEO: Staggering footage of lightning storm that started Bay Area fire complexes
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