Snow in Boulder, Colorado.

BOULDER, CO - FEBRUARY 23: Allison Schwartz and her family enjoy a walk along Boulder Creek amidst trees covered with snow on February 23, 2016 in Boulder, Colorado. With Schmitz is her daughter Hannah, 1, in the stroller, her Morris, 5, her husband Andrew in back with their younger son Elijah, 3. Almost of foot of snow fell in the foothills with a few inches in the metro area. The fast moving storm moved through quickly and temperatures are expected to be back in the 60's by the weekend. (Photo by Helen H. Richardson/The Denver Post via Getty Images)