...HIGH WIND WARNING IN EFFECT FROM NOON TUESDAY TO 3 PM PST THURSDAY... * WHAT...South to southeast winds 30 to 50 mph with damaging gusts up to 70 mph likely, except up to 80 mph in the mountains and foothills. * WHERE...All of San Luis Obispo and Santa Barbara counties, the mountains and foothills of Los Angeles and Ventura counties, and the Antelope Valley. * WHEN...From noon Tuesday to 3 PM PST Thursday. Winds are expected to peak in most areas Tuesday night into Wednesday. * IMPACTS...Damaging winds are likely with this powerful Atmospheric River storm, with widespread downed trees and powerlines likely, as well as the potential for power outages and property damage. Travel will be difficult, especially for high profile vehicles. Mountain roadways and passes will be especially dangerous, including the busy Interstate 5 near the Grapevine. The combination of strong winds and moist soils will increase the risk for downed trees. PRECAUTIONARY/PREPAREDNESS ACTIONS... Watch for falling debris and tree limbs. Use caution if you must drive. Secure loose outdoor objects that could be blown around or damaged by the wind. &&