If H.G. Wells had fired up his Time Machine in the depths of a Utah's winter and landed in Spring 2013, he'd probably shiver, curse and take a sledgehammer to the thing.
The National Weather Service blamed a cold and unstable air mass for high temperatures forecast to be 15-20 degrees below normal Wednesday, and the mercury was to still be well below normal springtime levels on Thursday along Wasatch Front as well.
Indeed, a Hard Freeze Watch was in effect for the northwestern corner of the state Wednesday evening through Thursday morning. Overnight temperatures were well below freezing, actually, with thermometers expected to dip into the upper-teens and low-20s from the Salt Lake Valley running west to Wendover.