...WINTER STORM WATCH REMAINS IN EFFECT FROM SATURDAY MORNING THROUGH LATE SUNDAY NIGHT... * WHAT...Heavy lake effect snow possible. Total snow accumulations of 7 inches or more possible in the most persistent lake snows. Winds could gust as high as 35 mph, producing blowing and drifting snow. * WHERE...Chautauqua, Cattaraugus, and Southern Erie Counties. The greatest accumulations will likely focus across the higher terrain of the Chautauqua Ridge and Boston Hills. * WHEN...From Saturday morning through late Sunday night. * IMPACTS...Travel could be difficult with snow covered roads and poor visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Narrow bands of heavy snow could bring rapidly changing road conditions and visibilities. Localized travel problems will be possible. &&