***WINTER STORM WARNING*** REMAINS IN EFFECT FROM 1 AM WEDNESDAY TO 6 PM EST THURSDAY... * WHAT...Heavy lake effect snow expected. Total snow accumulations of up to 2 feet expected in the most persistent lake snows. Winds gusting as high as 40 mph causing areas of blowing snow. * WHERE...Wyoming, Chautauqua, Cattaraugus, and Southern Erie counties. * WHEN...From 1 AM Wednesday to 6 PM EST Thursday. * ADDITIONAL DETAILS...Travel could be very difficult to impossible. Areas of blowing snow could significantly reduce visibility. The hazardous conditions could impact the morning or evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Heavy snow will fall in relatively narrow bands. If traveling, be prepared for rapidly changing road conditions and visibilities.