* WHAT...Southwest winds 25 to 40 mph with gusts up to 65 mph possible. * WHERE...Erie, Niagara, Orleans, Monroe, Genesee, Wyoming, and Chautauqua Counties. * WHEN...From late Sunday night through late Monday night. * IMPACTS...Strong winds may blow down trees and power lines. Shallow rooted trees in a saturated ground will be more susceptible to falling. Scattered power outages are possible. Travel may be difficult, especially for high profile vehicles. Strong winds will blow around unsecured objects, including outdoor holiday decorations. * ADDITIONAL DETAILS...Strong southerly winds will gust 45 to 55 mph in favorable downslope areas, including the Chautauqua Ridge to the Lake Erie shoreline first, late Sunday night, with winds quickly veering to southwest and increasing in speed Monday behind a cold front.