In high-tech race to detect fires early, O.C. bets on volunteers with binoculars

As California turns to satellite imagery, remote cameras watched by AI and heat detection sensors placed throughout wildlands to detect fires earlier, one Orange County group is keeping it old-school.

Whenever the National Weather Service issues a red flag warning, a sign that dangerous fire weather is imminent, Renalynn Funtanilla swiftly sends alerts to her more than 300 volunteers’ phones and inboxes.

She wheels TVs into a conference room turned makeshift command center, sets up computers and phones around the table and dispatches volunteers to dozens of trailheads and roadways in Orange County’s wildland-urban interface: likely spots for the county’s next devastating fire to erupt.

The volunteers — sporting bright yellow vests and navy blue hats with an “Orange County Fire Watch” em