The only thing which may save us from a complete disaster, is that the Cottonwood trees are not fully leafed out yet – due to the cold winter and spring.
Warnings for Larimer County Below 6000 Feet/Northwest Weld County, Colorado | Weather Underground
Real Science 
Yes, it looks for real. It can snow in Denver area during May, but probably this much this late is quite unusual.
Well I’m glad someone else is getting the snow for a change … I’m sick of it after 8 months 😦
It snows in Steam Boat Springs, Colorado during July and August but in May in other parts of the state, why that’s unprecedented! :<)