FORT COLLINS, Colo. (AP) — A late spring snowstorm picked up over parts of Colorado on Wednesday, closing schools, delaying flights and creating slushy conditions for commuters. The storm, which swept over the Rocky Mountains and into the High Plains on Tuesday, was expected to weaken before wrapping up Wednesday afternoon, but not before leaving some heavy, wet snow in higher elevations. A winter storm warning was in effect through the afternoon, with an additional 2 to 4 inches (5 to 10 centimeters) of snow expected in Fort Collins, Boulder, the Denver metro area and Castle Rock, the National Weather Service said. “We expect roads to be slick during heavier snow showers, but for the lower elevations, any road accumulations will melt quickly as snow showers subside,” the weather service office in Denver posted online Wednesday.…