Northbound 15 Freeway through Cajon Pass closed, heavy snow blankets roadway

There also was snow in the San Bernardino Mountains and it was expected to intensify during Thursday afternoon. “The mountains have been hit hard, and it’s going to get worse,” Kasinga said. Some mountain resorts in the area were also closed Thursday, including Mountain High in Wrightwood, since roads to get to them were inaccessible.