A hillside grassfire on Arnold Drive at Martin Street closed one of the Sonoma Valley’s two primary evacuation routes for less than an hour Saturday afternoon as several engines from Sonoma Valley Fire and Rescue rapidly doused the flames.
Despite the brevity of the fire, smoke billowed up the side of Sonoma Mountain, an ominous reminder of how dry the Valley hillsides currently are and how quickly an even small fire can clog a major evacuation artery.
The fire, which occurred around 2:30 p.m., was originally reported as occurring at the massive…..