For more than a decade, california drivers have had a secret weapon in their daily commute--sigalert.com. In 2010, sigalert expanded to offer its uniquely simple and powerful service in more. Built on everything learned from 40+ years of broadcast traffic reporting, sigalert is a fresh simple mapping solution that goes beyond the complicated "spaghetti maps" from others.
Initially, half a dozen stations installed sigmon receivers that had "sigalert" stamped on their side. Nov 9, 2023a sigalert is a notification system used by the california highway patrol to alert drivers about incidents that disrupt traffic flow, typically on interstates or major roads. Mar 21, 2024what defines a sigalert?