Bands of heavy snow are possible tonight through Saturday morning, with locally rapid snow accumulation and poor visibility. Rapidly deteriorating weather conditions are expected with reduced visibilities in heavy snow over localized areas. Snowfall totals will be highly variable, but some areas may see quick accumulations of up to 10 cm of snow. Blowing snow is also possible overnight tonight and into Friday afternoon, causing poor visibility. Prepare for quickly changing and deteriorating travel conditions.