* WHAT...Northeast winds 15 to 30 mph with gusts 45 to 60 mph possible. * WHERE...San Bernardino County Mountains, San Bernardino and Riverside County Valleys-The Inland Empire, San Gorgonio Pass near Banning, and Santa Ana Mountains and Foothills. * WHEN...From Sunday evening through Tuesday afternoon. * IMPACTS...Damaging winds could blow down trees, especially in areas that recently received heavy rainfall. Travel could be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...Strongest winds will occur through and below the Cajon Pass and adjacent foothills, below the San Gorgonio Pass, and through the canyons of the Santa Ana Mountains.