Severe thunderstorms will erupt across the southern Plains, while winterlike conditions unfold farther north. “Upper-level energy will moved through the West Monday, Nov. 23. Snow broke out Monday, Nov. 23, in the central Rockies as the system took shape, and became heavy at times. “Accumulating snow will pile up Colorado Rockies during Monday night.” A fresh 6-12 inches of snow is expected in much of the Colorado Rockies, with an AccuWeather Local StormMax™ of 24 inches. “The fresh powder will be a welcome sight and will come just in time to ski resorts in the region,” Storm said. Many of the Colorado ski resorts are slated to open this week.