NWS Forecast Office Los Angeles, CA

Tonight through Tuesday morning, there is a broad area with a 10 to 20 percent chance of thunderstorms, that pose risks of isolate dry lighting fire starts, and erratic downburst outflow winds gusts of 35 to 50 mph. Tuesday morning through at least Wednesday, there is a 30 to 50 percent chance of thunderstorms across the Antelope Valley and eastern San Gabriel Mountains, including the Bridge Burn Scar. There is a risk of heavy downpours with flash flooding and debris flows, as well as strong downburst outflow winds gusts of 40 to 60 mph.